@opentelemetry/sdk-trace-base - npm Package Compare versions

Comparing version 2.7.1 to 2.8.0

build/esm/inspect.d.ts

+import type { Attributes } from '@opentelemetry/api';
+import type { Resource } from '@opentelemetry/resources';
+/**
+ * Well-known symbol used by Node.js `util.inspect` (and `console.*`) to
+ * render an object via a custom representation. Defined as a global Symbol
+ * so it works without importing from `node:util`, keeping this module safe
+ * for browser builds (where the symbol is simply never looked up).
+ */
+export declare const inspectCustom: unique symbol;
+/**
+ * Collect a Resource's settled attributes without touching the
+ * `attributes` getter, which emits diag.error/debug entries when async
+ * attribute detectors are still pending. Promise-like (unsettled)
+ * entries are silently skipped so logging a Span/Tracer/Provider during
+ * startup doesn't recurse through the diag pipeline.
+ */
+export declare function settledResourceAttributes(resource: Resource): Attributes;
+export type InspectFn = (value: unknown, options: unknown) => string;
+export interface InspectStylizeOptions {
+    depth?: number | null;
+    stylize?: (text: string, styleType: string) => string;
+}
+/**
+ * Build a class-tagged inspect representation. Returns a stub like
+ * `[ClassName]` once the recursion budget is exhausted, otherwise returns
+ * `ClassName <inspected payload>` so nested fields keep proper coloring,
+ * indentation, and depth handling. In environments that don't supply an
+ * `inspect` callback (e.g. browsers), falls back to returning the raw
+ * payload object.
+ */
+export declare function formatInspect(className: string, payload: object, depth: number, options: InspectStylizeOptions | undefined, inspect: InspectFn | undefined): unknown;
+//# sourceMappingURL=inspect.d.ts.map

build/esm/inspect.js

+/*
+ * Copyright The OpenTelemetry Authors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+/**
+ * Well-known symbol used by Node.js `util.inspect` (and `console.*`) to
+ * render an object via a custom representation. Defined as a global Symbol
+ * so it works without importing from `node:util`, keeping this module safe
+ * for browser builds (where the symbol is simply never looked up).
+ */
+export const inspectCustom = Symbol.for('nodejs.util.inspect.custom');
+/**
+ * Collect a Resource's settled attributes without touching the
+ * `attributes` getter, which emits diag.error/debug entries when async
+ * attribute detectors are still pending. Promise-like (unsettled)
+ * entries are silently skipped so logging a Span/Tracer/Provider during
+ * startup doesn't recurse through the diag pipeline.
+ */
+export function settledResourceAttributes(resource) {
+    const attrs = {};
+    for (const [k, v] of resource.getRawAttributes()) {
+        if (typeof v?.then === 'function') {
+            continue;
+        }
+        if (v != null) {
+            attrs[k] ??= v;
+        }
+    }
+    return attrs;
+}
+/**
+ * Build a class-tagged inspect representation. Returns a stub like
+ * `[ClassName]` once the recursion budget is exhausted, otherwise returns
+ * `ClassName <inspected payload>` so nested fields keep proper coloring,
+ * indentation, and depth handling. In environments that don't supply an
+ * `inspect` callback (e.g. browsers), falls back to returning the raw
+ * payload object.
+ */
+export function formatInspect(className, payload, depth, options, inspect) {
+    if (typeof depth === 'number' && depth < 0) {
+        const tag = `[${className}]`;
+        return options?.stylize ? options.stylize(tag, 'special') : tag;
+    }
+    if (typeof inspect !== 'function' || !options) {
+        return payload;
+    }
+    const childOptions = {
+        ...options,
+        depth: options.depth == null ? options.depth : options.depth - 1,
+    };
+    return `${className} ${inspect(payload, childOptions)}`;
+}
+//# sourceMappingURL=inspect.js.map

build/esm/inspect.js.map

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build/esnext/inspect.d.ts

+import type { Attributes } from '@opentelemetry/api';
+import type { Resource } from '@opentelemetry/resources';
+/**
+ * Well-known symbol used by Node.js `util.inspect` (and `console.*`) to
+ * render an object via a custom representation. Defined as a global Symbol
+ * so it works without importing from `node:util`, keeping this module safe
+ * for browser builds (where the symbol is simply never looked up).
+ */
+export declare const inspectCustom: unique symbol;
+/**
+ * Collect a Resource's settled attributes without touching the
+ * `attributes` getter, which emits diag.error/debug entries when async
+ * attribute detectors are still pending. Promise-like (unsettled)
+ * entries are silently skipped so logging a Span/Tracer/Provider during
+ * startup doesn't recurse through the diag pipeline.
+ */
+export declare function settledResourceAttributes(resource: Resource): Attributes;
+export type InspectFn = (value: unknown, options: unknown) => string;
+export interface InspectStylizeOptions {
+    depth?: number | null;
+    stylize?: (text: string, styleType: string) => string;
+}
+/**
+ * Build a class-tagged inspect representation. Returns a stub like
+ * `[ClassName]` once the recursion budget is exhausted, otherwise returns
+ * `ClassName <inspected payload>` so nested fields keep proper coloring,
+ * indentation, and depth handling. In environments that don't supply an
+ * `inspect` callback (e.g. browsers), falls back to returning the raw
+ * payload object.
+ */
+export declare function formatInspect(className: string, payload: object, depth: number, options: InspectStylizeOptions | undefined, inspect: InspectFn | undefined): unknown;
+//# sourceMappingURL=inspect.d.ts.map

build/esnext/inspect.js

+/*
+ * Copyright The OpenTelemetry Authors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+/**
+ * Well-known symbol used by Node.js `util.inspect` (and `console.*`) to
+ * render an object via a custom representation. Defined as a global Symbol
+ * so it works without importing from `node:util`, keeping this module safe
+ * for browser builds (where the symbol is simply never looked up).
+ */
+export const inspectCustom = Symbol.for('nodejs.util.inspect.custom');
+/**
+ * Collect a Resource's settled attributes without touching the
+ * `attributes` getter, which emits diag.error/debug entries when async
+ * attribute detectors are still pending. Promise-like (unsettled)
+ * entries are silently skipped so logging a Span/Tracer/Provider during
+ * startup doesn't recurse through the diag pipeline.
+ */
+export function settledResourceAttributes(resource) {
+    const attrs = {};
+    for (const [k, v] of resource.getRawAttributes()) {
+        if (typeof v?.then === 'function') {
+            continue;
+        }
+        if (v != null) {
+            attrs[k] ??= v;
+        }
+    }
+    return attrs;
+}
+/**
+ * Build a class-tagged inspect representation. Returns a stub like
+ * `[ClassName]` once the recursion budget is exhausted, otherwise returns
+ * `ClassName <inspected payload>` so nested fields keep proper coloring,
+ * indentation, and depth handling. In environments that don't supply an
+ * `inspect` callback (e.g. browsers), falls back to returning the raw
+ * payload object.
+ */
+export function formatInspect(className, payload, depth, options, inspect) {
+    if (typeof depth === 'number' && depth < 0) {
+        const tag = `[${className}]`;
+        return options?.stylize ? options.stylize(tag, 'special') : tag;
+    }
+    if (typeof inspect !== 'function' || !options) {
+        return payload;
+    }
+    const childOptions = {
+        ...options,
+        depth: options.depth == null ? options.depth : options.depth - 1,
+    };
+    return `${className} ${inspect(payload, childOptions)}`;
+}
+//# sourceMappingURL=inspect.js.map

build/esnext/inspect.js.map

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build/src/inspect.d.ts

+import type { Attributes } from '@opentelemetry/api';
+import type { Resource } from '@opentelemetry/resources';
+/**
+ * Well-known symbol used by Node.js `util.inspect` (and `console.*`) to
+ * render an object via a custom representation. Defined as a global Symbol
+ * so it works without importing from `node:util`, keeping this module safe
+ * for browser builds (where the symbol is simply never looked up).
+ */
+export declare const inspectCustom: unique symbol;
+/**
+ * Collect a Resource's settled attributes without touching the
+ * `attributes` getter, which emits diag.error/debug entries when async
+ * attribute detectors are still pending. Promise-like (unsettled)
+ * entries are silently skipped so logging a Span/Tracer/Provider during
+ * startup doesn't recurse through the diag pipeline.
+ */
+export declare function settledResourceAttributes(resource: Resource): Attributes;
+export type InspectFn = (value: unknown, options: unknown) => string;
+export interface InspectStylizeOptions {
+    depth?: number | null;
+    stylize?: (text: string, styleType: string) => string;
+}
+/**
+ * Build a class-tagged inspect representation. Returns a stub like
+ * `[ClassName]` once the recursion budget is exhausted, otherwise returns
+ * `ClassName <inspected payload>` so nested fields keep proper coloring,
+ * indentation, and depth handling. In environments that don't supply an
+ * `inspect` callback (e.g. browsers), falls back to returning the raw
+ * payload object.
+ */
+export declare function formatInspect(className: string, payload: object, depth: number, options: InspectStylizeOptions | undefined, inspect: InspectFn | undefined): unknown;
+//# sourceMappingURL=inspect.d.ts.map

build/src/inspect.js

+"use strict";
+/*
+ * Copyright The OpenTelemetry Authors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.formatInspect = exports.settledResourceAttributes = exports.inspectCustom = void 0;
+/**
+ * Well-known symbol used by Node.js `util.inspect` (and `console.*`) to
+ * render an object via a custom representation. Defined as a global Symbol
+ * so it works without importing from `node:util`, keeping this module safe
+ * for browser builds (where the symbol is simply never looked up).
+ */
+exports.inspectCustom = Symbol.for('nodejs.util.inspect.custom');
+/**
+ * Collect a Resource's settled attributes without touching the
+ * `attributes` getter, which emits diag.error/debug entries when async
+ * attribute detectors are still pending. Promise-like (unsettled)
+ * entries are silently skipped so logging a Span/Tracer/Provider during
+ * startup doesn't recurse through the diag pipeline.
+ */
+function settledResourceAttributes(resource) {
+    const attrs = {};
+    for (const [k, v] of resource.getRawAttributes()) {
+        if (typeof v?.then === 'function') {
+            continue;
+        }
+        if (v != null) {
+            attrs[k] ??= v;
+        }
+    }
+    return attrs;
+}
+exports.settledResourceAttributes = settledResourceAttributes;
+/**
+ * Build a class-tagged inspect representation. Returns a stub like
+ * `[ClassName]` once the recursion budget is exhausted, otherwise returns
+ * `ClassName <inspected payload>` so nested fields keep proper coloring,
+ * indentation, and depth handling. In environments that don't supply an
+ * `inspect` callback (e.g. browsers), falls back to returning the raw
+ * payload object.
+ */
+function formatInspect(className, payload, depth, options, inspect) {
+    if (typeof depth === 'number' && depth < 0) {
+        const tag = `[${className}]`;
+        return options?.stylize ? options.stylize(tag, 'special') : tag;
+    }
+    if (typeof inspect !== 'function' || !options) {
+        return payload;
+    }
+    const childOptions = {
+        ...options,
+        depth: options.depth == null ? options.depth : options.depth - 1,
+    };
+    return `${className} ${inspect(payload, childOptions)}`;
+}
+exports.formatInspect = formatInspect;
+//# sourceMappingURL=inspect.js.map

build/src/inspect.js.map

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build/esm/BasicTracerProvider.d.ts

 import type { TracerProvider, Tracer as ApiTracer } from '@opentelemetry/api';
 import type { TracerConfig } from './types';
+import type { InspectFn, InspectStylizeOptions } from './inspect';
+import { inspectCustom } from './inspect';
 export declare enum ForceFlushState {
@@ -23,3 +25,4 @@ 'resolved' = 0,
     shutdown(): Promise<void>;
+    [inspectCustom](depth: number, options: InspectStylizeOptions | undefined, inspect: InspectFn | undefined): unknown;
 }
 //# sourceMappingURL=BasicTracerProvider.d.ts.map

build/esm/BasicTracerProvider.js

@@ -11,2 +11,3 @@ /*
 import { reconfigureLimits } from './utility';
+import { formatInspect, inspectCustom, settledResourceAttributes, } from './inspect';
 export var ForceFlushState;
@@ -44,3 +45,2 @@ (function (ForceFlushState) {
         }
-        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
         return this._tracers.get(key);
@@ -90,3 +90,12 @@ }
     }
+    [inspectCustom](depth, options, inspect) {
+        const processors = this._activeSpanProcessor['_spanProcessors'];
+        const payload = {
+            resource: { attributes: settledResourceAttributes(this._resource) },
+            tracers: Array.from(this._tracers.keys()),
+            spanProcessors: processors.map(p => p.constructor?.name ?? 'SpanProcessor'),
+        };
+        return formatInspect('BasicTracerProvider', payload, depth, options, inspect);
+    }
 }
 //# sourceMappingURL=BasicTracerProvider.js.map

build/esm/BasicTracerProvider.js.map

@@ -1,1 +0,1 @@
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defaultResource();\n\n    this._config = Object.assign({}, mergedConfig, {\n      resource: this._resource,\n    });\n\n    const spanProcessors: SpanProcessor[] = [];\n\n    if (config.spanProcessors?.length) {\n      spanProcessors.push(...config.spanProcessors);\n    }\n\n    this._activeSpanProcessor = new MultiSpanProcessor(spanProcessors);\n  }\n\n  getTracer(\n    name: string,\n    version?: string,\n    options?: { schemaUrl?: string }\n  ): ApiTracer {\n    const key = `${name}@${version || ''}:${options?.schemaUrl || ''}`;\n    if (!this._tracers.has(key)) {\n      this._tracers.set(\n        key,\n        new Tracer(\n          { name, version, schemaUrl: options?.schemaUrl },\n          this._config,\n          this._resource,\n          this._activeSpanProcessor\n        )\n      );\n    }\n\n    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion\n    return this._tracers.get(key)!;\n  }\n\n  forceFlush(): Promise<void> {\n    const timeout = this._config.forceFlushTimeoutMillis;\n    const promises = this._activeSpanProcessor['_spanProcessors'].map(\n      (spanProcessor: SpanProcessor) => {\n        return new Promise(resolve => {\n          let state: ForceFlushState;\n          const timeoutInterval = setTimeout(() => {\n            resolve(\n              new Error(\n                `Span processor did not completed within timeout period of ${timeout} ms`\n              )\n            );\n            state = ForceFlushState.timeout;\n          }, timeout);\n\n          spanProcessor\n            .forceFlush()\n            .then(() => {\n              clearTimeout(timeoutInterval);\n              if (state !== ForceFlushState.timeout) {\n                state = ForceFlushState.resolved;\n                resolve(state);\n              }\n            })\n            .catch(error => {\n              clearTimeout(timeoutInterval);\n              state = ForceFlushState.error;\n              resolve(error);\n            });\n        });\n      }\n    );\n\n    return new Promise<void>((resolve, reject) => {\n      Promise.all(promises)\n        .then(results => {\n          const errors = results.filter(\n            result => result !== ForceFlushState.resolved\n          );\n          if (errors.length > 0) {\n            reject(errors);\n          } else {\n            resolve();\n          }\n        })\n        .catch(error => reject([error]));\n    });\n  }\n\n  shutdown(): Promise<void> {\n    return this._activeSpanProcessor.shutdown();\n  }\n}\n"]}
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defaultResource();\n\n    this._config = Object.assign({}, mergedConfig, {\n      resource: this._resource,\n    });\n\n    const spanProcessors: SpanProcessor[] = [];\n\n    if (config.spanProcessors?.length) {\n      spanProcessors.push(...config.spanProcessors);\n    }\n\n    this._activeSpanProcessor = new MultiSpanProcessor(spanProcessors);\n  }\n\n  getTracer(\n    name: string,\n    version?: string,\n    options?: { schemaUrl?: string }\n  ): ApiTracer {\n    const key = `${name}@${version || ''}:${options?.schemaUrl || ''}`;\n    if (!this._tracers.has(key)) {\n      this._tracers.set(\n        key,\n        new Tracer(\n          { name, version, schemaUrl: options?.schemaUrl },\n          this._config,\n          this._resource,\n          this._activeSpanProcessor\n        )\n      );\n    }\n\n    return this._tracers.get(key)!;\n  }\n\n  forceFlush(): Promise<void> {\n    const timeout = this._config.forceFlushTimeoutMillis;\n    const promises = this._activeSpanProcessor['_spanProcessors'].map(\n      (spanProcessor: SpanProcessor) => {\n        return new Promise(resolve => {\n          let state: ForceFlushState;\n          const timeoutInterval = setTimeout(() => {\n            resolve(\n              new Error(\n                `Span processor did not completed within timeout period of ${timeout} ms`\n              )\n            );\n            state = ForceFlushState.timeout;\n          }, timeout);\n\n          spanProcessor\n            .forceFlush()\n            .then(() => {\n              clearTimeout(timeoutInterval);\n              if (state !== ForceFlushState.timeout) {\n                state = ForceFlushState.resolved;\n                resolve(state);\n              }\n            })\n            .catch(error => {\n              clearTimeout(timeoutInterval);\n              state = ForceFlushState.error;\n              resolve(error);\n            });\n        });\n      }\n    );\n\n    return new Promise<void>((resolve, reject) => {\n      Promise.all(promises)\n        .then(results => {\n          const errors = results.filter(\n            result => result !== ForceFlushState.resolved\n          );\n          if (errors.length > 0) {\n            reject(errors);\n          } else {\n            resolve();\n          }\n        })\n        .catch(error => reject([error]));\n    });\n  }\n\n  shutdown(): Promise<void> {\n    return this._activeSpanProcessor.shutdown();\n  }\n\n  [inspectCustom](\n    depth: number,\n    options: InspectStylizeOptions | undefined,\n    inspect: InspectFn | undefined\n  ): unknown {\n    const processors = this._activeSpanProcessor[\n      '_spanProcessors'\n    ] as SpanProcessor[];\n    const payload = {\n      resource: { attributes: settledResourceAttributes(this._resource) },\n      tracers: Array.from(this._tracers.keys()),\n      spanProcessors: processors.map(\n        p => p.constructor?.name ?? 'SpanProcessor'\n      ),\n    };\n    return formatInspect(\n      'BasicTracerProvider',\n      payload,\n      depth,\n      options,\n      inspect\n    );\n  }\n}\n"]}

build/esm/Span.d.ts

@@ -8,2 +8,4 @@ import type { Context, Exception, HrTime, Link, Span as APISpan, SpanOptions as APISpanOptions, Attributes, AttributeValue, SpanContext, SpanKind, SpanStatus, TimeInput } from '@opentelemetry/api';
 import type { SpanLimits } from './types';
+import type { InspectFn, InspectStylizeOptions } from './inspect';
+import { inspectCustom } from './inspect';
 /**
@@ -98,4 +100,5 @@ * This type provides the properties of @link{ReadableSpan} at the same time
     private _truncateToSize;
+    [inspectCustom](depth: number, options: InspectStylizeOptions | undefined, inspect: InspectFn | undefined): unknown;
 }
 export {};
 //# sourceMappingURL=Span.d.ts.map

build/esm/Span.js

@@ -9,2 +9,3 @@ /*
 import { ExceptionEventName } from './enums';
+import { formatInspect, inspectCustom, settledResourceAttributes, } from './inspect';
 /**
@@ -384,3 +385,25 @@ * This class represents a span.
     }
+    [inspectCustom](depth, options, inspect) {
+        const payload = {
+            name: this.name,
+            kind: this.kind,
+            spanContext: this._spanContext,
+            parentSpanContext: this.parentSpanContext,
+            status: this.status,
+            startTime: this.startTime,
+            endTime: this.endTime,
+            duration: this._duration,
+            ended: this._ended,
+            attributes: this.attributes,
+            events: this.events,
+            links: this.links,
+            droppedAttributesCount: this._droppedAttributesCount,
+            droppedEventsCount: this._droppedEventsCount,
+            droppedLinksCount: this._droppedLinksCount,
+            instrumentationScope: this.instrumentationScope,
+            resource: { attributes: settledResourceAttributes(this.resource) },
+        };
+        return formatInspect('SpanImpl', payload, depth, options, inspect);
+    }
 }
 //# sourceMappingURL=Span.js.map

build/esm/Span.js.map

@@ -1,1 +0,1 @@
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* Copyright The OpenTelemetry Authors\n * SPDX-License-Identifier: Apache-2.0\n */\n\nimport type {\n  Context,\n  Exception,\n  HrTime,\n  Link,\n  Span as APISpan,\n  SpanOptions as APISpanOptions,\n  Attributes,\n  AttributeValue,\n  SpanContext,\n  SpanKind,\n  SpanStatus,\n  TimeInput,\n} from '@opentelemetry/api';\nimport { diag, SpanStatusCode } from '@opentelemetry/api';\nimport type { InstrumentationScope } from '@opentelemetry/core';\nimport {\n  addHrTimes,\n  millisToHrTime,\n  hrTime,\n  hrTimeDuration,\n  isAttributeValue,\n  isTimeInput,\n  isTimeInputHrTime,\n  otperformance,\n  sanitizeAttributes,\n} from '@opentelemetry/core';\nimport type { Resource } from '@opentelemetry/resources';\nimport {\n  ATTR_EXCEPTION_MESSAGE,\n  ATTR_EXCEPTION_STACKTRACE,\n  ATTR_EXCEPTION_TYPE,\n} from '@opentelemetry/semantic-conventions';\nimport type { ReadableSpan } from './export/ReadableSpan';\nimport { ExceptionEventName } from './enums';\nimport type { SpanProcessor } from './SpanProcessor';\nimport type { TimedEvent } from './TimedEvent';\nimport type { SpanLimits } from './types';\n\n/**\n * This type provides the properties of @link{ReadableSpan} at the same time\n * of the Span API\n */\nexport type Span = APISpan & ReadableSpan;\n\n// `root` is omitted because it is consumed by Tracer.startSpan() to strip\n// parent context but it has no meaning when constructing a Span directly.\ntype SpanOptions = Omit<APISpanOptions, 'root'> & {\n  resource: Resource;\n  scope: InstrumentationScope;\n  context: Context;\n  spanContext: SpanContext;\n  name: string;\n  // Required here to override optional `kind` from the API's SpanOptions\n  // SpanImpl assigns it unconditionally and ReadableSpan expects it to be set.\n  kind: SpanKind;\n  parentSpanContext?: SpanContext;\n  spanLimits: SpanLimits;\n  spanProcessor: SpanProcessor;\n  recordEndMetrics?: () => void;\n};\n\n/**\n * This class represents a span.\n */\nexport class SpanImpl implements Span {\n  // Below properties are included to implement ReadableSpan for export\n  // purposes but are not intended to be written-to directly.\n  private readonly _spanContext: SpanContext;\n  readonly kind: SpanKind;\n  readonly parentSpanContext?: SpanContext;\n  readonly attributes: Attributes = {};\n  readonly links: Link[] = [];\n  readonly events: TimedEvent[] = [];\n  readonly startTime: HrTime;\n  readonly resource: Resource;\n  readonly instrumentationScope: InstrumentationScope;\n\n  private _droppedAttributesCount = 0;\n  private _droppedEventsCount: number = 0;\n  private _droppedLinksCount: number = 0;\n  private _attributesCount: number = 0;\n\n  name: string;\n  status: SpanStatus = {\n    code: SpanStatusCode.UNSET,\n  };\n  endTime: HrTime = [0, 0];\n  private _ended = false;\n  private _duration: HrTime = [-1, -1];\n  private readonly _spanProcessor: SpanProcessor;\n  private readonly _spanLimits: SpanLimits;\n  private readonly _attributeValueLengthLimit: number;\n  private readonly _recordEndMetrics?: () => void;\n\n  private readonly _performanceStartTime: number;\n  private readonly _performanceOffset: number;\n  private readonly _startTimeProvided: boolean;\n\n  /**\n   * Constructs a new SpanImpl instance.\n   */\n  constructor(opts: SpanOptions) {\n    const now = Date.now();\n\n    this._spanContext = opts.spanContext;\n    this._performanceStartTime = otperformance.now();\n    this._performanceOffset =\n      now - (this._performanceStartTime + otperformance.timeOrigin);\n    this._startTimeProvided = opts.startTime != null;\n    this._spanLimits = opts.spanLimits;\n    this._attributeValueLengthLimit =\n      this._spanLimits.attributeValueLengthLimit ?? 0;\n    this._spanProcessor = opts.spanProcessor;\n\n    this.name = opts.name;\n    this.parentSpanContext = opts.parentSpanContext;\n    this.kind = opts.kind;\n    if (opts.links) {\n      for (const link of opts.links) {\n        this.addLink(link);\n      }\n    }\n    this.startTime = 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attributeCountLimit !== undefined &&\n      this._attributesCount >= attributeCountLimit &&\n      isNewKey\n    ) {\n      this._droppedAttributesCount++;\n      return this;\n    }\n\n    this.attributes[key] = this._truncateToSize(value);\n    if (isNewKey) {\n      this._attributesCount++;\n    }\n    return this;\n  }\n\n  setAttributes(attributes: Attributes): this {\n    for (const key in attributes) {\n      if (Object.prototype.hasOwnProperty.call(attributes, key)) {\n        this.setAttribute(key, attributes[key]);\n      }\n    }\n    return this;\n  }\n\n  /**\n   *\n   * @param name Span Name\n   * @param [attributesOrStartTime] Span attributes or start time\n   *     if type is {@type TimeInput} and 3rd param is undefined\n   * @param [timeStamp] Specified time stamp for the event\n   */\n  addEvent(\n    name: string,\n    attributesOrStartTime?: Attributes | TimeInput,\n    timeStamp?: TimeInput\n  ): this {\n    if (this._isSpanEnded()) return this;\n\n    const { eventCountLimit } = this._spanLimits;\n\n    if (eventCountLimit === 0) {\n      diag.warn('No events allowed.');\n      this._droppedEventsCount++;\n      return this;\n    }\n\n    if (\n      eventCountLimit !== undefined &&\n      this.events.length >= eventCountLimit\n    ) {\n      if (this._droppedEventsCount === 0) {\n        diag.debug('Dropping extra events.');\n      }\n      this.events.shift();\n      this._droppedEventsCount++;\n    }\n\n    if (isTimeInput(attributesOrStartTime)) {\n      if (!isTimeInput(timeStamp)) {\n        timeStamp = attributesOrStartTime;\n      }\n      attributesOrStartTime = undefined;\n    }\n\n    const sanitized = sanitizeAttributes(attributesOrStartTime);\n    const { attributePerEventCountLimit } = this._spanLimits;\n    const attributes: Attributes = {};\n    let droppedAttributesCount = 0;\n    let eventAttributesCount = 0;\n\n    for (const attr in sanitized) {\n      if (!Object.prototype.hasOwnProperty.call(sanitized, attr)) {\n        continue;\n      }\n      const attrVal = sanitized[attr];\n      if (\n        attributePerEventCountLimit !== undefined &&\n        eventAttributesCount >= attributePerEventCountLimit\n      ) {\n        droppedAttributesCount++;\n        continue;\n      }\n      attributes[attr] = this._truncateToSize(attrVal!);\n      eventAttributesCount++;\n    }\n\n    this.events.push({\n      name,\n      attributes,\n      time: this._getTime(timeStamp),\n      droppedAttributesCount,\n    });\n    return this;\n  }\n\n  addLink(link: Link): this {\n    if (this._isSpanEnded()) return this;\n\n    const { linkCountLimit } = this._spanLimits;\n\n    if (linkCountLimit === 0) {\n      this._droppedLinksCount++;\n      return this;\n    }\n\n    if (linkCountLimit !== undefined && this.links.length >= linkCountLimit) {\n      if (this._droppedLinksCount === 0) {\n        diag.debug('Dropping extra links.');\n      }\n      this.links.shift();\n      this._droppedLinksCount++;\n    }\n\n    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When then assigning `any` to `status.message`,\n    // TypeScript will not error. While this can happen during use of any API, it is more common on Span#setStatus()\n    // as it's likely used in a catch-block. Therefore, we validate if `status.message` is actually a string, null, or\n    // undefined to avoid an incorrect type causing issues downstream.\n    if (status.code === SpanStatusCode.ERROR) {\n      if (typeof status.message === 'string') {\n        newStatus.message = status.message;\n      } else if (status.message != null) {\n        diag.warn(\n          `Dropping invalid status.message of type '${typeof status.message}', expected 'string'`\n        );\n      }\n    }\n\n    this.status = newStatus;\n    return this;\n  }\n\n  updateName(name: string): this {\n    if (this._isSpanEnded()) return this;\n    this.name = name;\n    return this;\n  }\n\n  end(endTime?: TimeInput): void {\n    if (this._isSpanEnded()) {\n      diag.error(\n        `${this.name} ${this._spanContext.traceId}-${this._spanContext.spanId} - You can only call end() on a span once.`\n      );\n      return;\n    }\n    this.endTime = this._getTime(endTime);\n    this._duration = hrTimeDuration(this.startTime, this.endTime);\n\n    if (this._duration[0] < 0) {\n      diag.warn(\n        'Inconsistent start and end time, startTime > endTime. Setting span duration to 0ms.',\n        this.startTime,\n        this.endTime\n      );\n      this.endTime = this.startTime.slice() as HrTime;\n      this._duration = [0, 0];\n    }\n\n    if (this._droppedEventsCount > 0) {\n      diag.warn(\n        `Dropped ${this._droppedEventsCount} events because eventCountLimit reached`\n      );\n    }\n    if (this._droppedLinksCount > 0) {\n      diag.warn(\n        `Dropped ${this._droppedLinksCount} links because linkCountLimit reached`\n      );\n    }\n    if (this._spanProcessor.onEnding) {\n      this._spanProcessor.onEnding(this);\n    }\n\n    this._recordEndMetrics?.();\n    this._ended = true;\n    this._spanProcessor.onEnd(this);\n  }\n\n  private _getTime(inp?: TimeInput): HrTime {\n    if (typeof inp === 'number' && inp <= otperformance.now()) {\n      // must be a performance timestamp\n      // apply correction and convert to hrtime\n      return hrTime(inp + this._performanceOffset);\n    }\n\n    if (typeof inp === 'number') {\n      return millisToHrTime(inp);\n    }\n\n    if (inp instanceof Date) {\n      return millisToHrTime(inp.getTime());\n    }\n\n    if (isTimeInputHrTime(inp)) {\n      return inp;\n    }\n\n    if (this._startTimeProvided) {\n      // if user provided a time for the start manually\n      // we can't use duration to calculate event/end times\n      return millisToHrTime(Date.now());\n    }\n\n    const msDuration = otperformance.now() - this._performanceStartTime;\n    return addHrTimes(this.startTime, millisToHrTime(msDuration));\n  }\n\n  isRecording(): boolean {\n    return this._ended === false;\n  }\n\n  recordException(exception: Exception, time?: TimeInput): void {\n    const attributes: Attributes = {};\n    if (typeof exception === 'string') {\n      attributes[ATTR_EXCEPTION_MESSAGE] = exception;\n    } else if (exception) {\n      if (exception.code) {\n        attributes[ATTR_EXCEPTION_TYPE] = exception.code.toString();\n      } else if (exception.name) {\n        attributes[ATTR_EXCEPTION_TYPE] = exception.name;\n      }\n      if (exception.message) {\n        attributes[ATTR_EXCEPTION_MESSAGE] = exception.message;\n      }\n      if (exception.stack) {\n        attributes[ATTR_EXCEPTION_STACKTRACE] = exception.stack;\n      }\n    }\n\n    // these are minimum requirements from spec\n    if (attributes[ATTR_EXCEPTION_TYPE] || attributes[ATTR_EXCEPTION_MESSAGE]) {\n      this.addEvent(ExceptionEventName, attributes, time);\n    } else {\n      diag.warn(`Failed to record an exception ${exception}`);\n    }\n  }\n\n  get duration(): HrTime {\n    return this._duration;\n  }\n\n  get ended(): boolean {\n    return this._ended;\n  }\n\n  get droppedAttributesCount(): number {\n    return this._droppedAttributesCount;\n  }\n\n  get droppedEventsCount(): number {\n    return this._droppedEventsCount;\n  }\n\n  get droppedLinksCount(): number {\n    return this._droppedLinksCount;\n  }\n\n  private _isSpanEnded(): boolean {\n    if (this._ended) {\n      const error = new Error(\n        `Operation attempted on ended Span {traceId: ${this._spanContext.traceId}, spanId: ${this._spanContext.spanId}}`\n      );\n\n      diag.warn(\n        `Cannot execute the operation on ended Span {traceId: ${this._spanContext.traceId}, spanId: ${this._spanContext.spanId}}`,\n        error\n      );\n    }\n    return this._ended;\n  }\n\n  // Utility function to truncate given value within size\n  // for value type of string, will truncate to given limit\n  // for type of non-string, will return same value\n  private _truncateToLimitUtil(value: string, limit: number): string {\n    if (value.length <= limit) {\n      return value;\n    }\n    return value.substring(0, limit);\n  }\n\n  /**\n   * If the given attribute value is of type string and has more characters than given {@code attributeValueLengthLimit} then\n   * return string with truncated to {@code attributeValueLengthLimit} characters\n   *\n   * If the given attribute value is array of strings then\n   * return new array of strings with each element truncated to {@code attributeValueLengthLimit} characters\n   *\n   * Otherwise return same Attribute {@code value}\n   *\n   * @param value Attribute value\n   * @returns truncated attribute value if required, otherwise same value\n   */\n  private _truncateToSize(value: AttributeValue): AttributeValue {\n    const limit = this._attributeValueLengthLimit;\n    // Check limit\n    if (limit <= 0) {\n      // Negative values are invalid, so do not truncate\n      diag.warn(`Attribute value limit must be positive, got ${limit}`);\n      return value;\n    }\n\n    // String\n    if (typeof value === 'string') {\n      return this._truncateToLimitUtil(value, limit);\n    }\n\n    // Array of strings\n    if (Array.isArray(value)) {\n      return (value as []).map(val =>\n        typeof val === 'string' ? this._truncateToLimitUtil(val, limit) : val\n      );\n    }\n\n    // Other types, no need to apply value length limit\n    return value;\n  }\n}\n"]}
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* Copyright The OpenTelemetry Authors\n * SPDX-License-Identifier: Apache-2.0\n */\n\nimport type {\n  Context,\n  Exception,\n  HrTime,\n  Link,\n  Span as APISpan,\n  SpanOptions as APISpanOptions,\n  Attributes,\n  AttributeValue,\n  SpanContext,\n  SpanKind,\n  SpanStatus,\n  TimeInput,\n} from '@opentelemetry/api';\nimport { diag, SpanStatusCode } from '@opentelemetry/api';\nimport type { InstrumentationScope } from '@opentelemetry/core';\nimport {\n  addHrTimes,\n  millisToHrTime,\n  hrTime,\n  hrTimeDuration,\n  isAttributeValue,\n  isTimeInput,\n  isTimeInputHrTime,\n  otperformance,\n  sanitizeAttributes,\n} from '@opentelemetry/core';\nimport type { Resource } from '@opentelemetry/resources';\nimport {\n  ATTR_EXCEPTION_MESSAGE,\n  ATTR_EXCEPTION_STACKTRACE,\n  ATTR_EXCEPTION_TYPE,\n} from '@opentelemetry/semantic-conventions';\nimport type { ReadableSpan } from './export/ReadableSpan';\nimport { ExceptionEventName } from './enums';\nimport type { SpanProcessor } from 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spanProcessor: SpanProcessor;\n  recordEndMetrics?: () => void;\n};\n\n/**\n * This class represents a span.\n */\nexport class SpanImpl implements Span {\n  // Below properties are included to implement ReadableSpan for export\n  // purposes but are not intended to be written-to directly.\n  private readonly _spanContext: SpanContext;\n  readonly kind: SpanKind;\n  readonly parentSpanContext?: SpanContext;\n  readonly attributes: Attributes = {};\n  readonly links: Link[] = [];\n  readonly events: TimedEvent[] = [];\n  readonly startTime: HrTime;\n  readonly resource: Resource;\n  readonly instrumentationScope: InstrumentationScope;\n\n  private _droppedAttributesCount = 0;\n  private _droppedEventsCount: number = 0;\n  private _droppedLinksCount: number = 0;\n  private _attributesCount: number = 0;\n\n  name: string;\n  status: SpanStatus = {\n    code: SpanStatusCode.UNSET,\n  };\n  endTime: HrTime = [0, 0];\n  private _ended = false;\n  private _duration: HrTime = [-1, -1];\n  private readonly _spanProcessor: SpanProcessor;\n  private readonly _spanLimits: SpanLimits;\n  private readonly _attributeValueLengthLimit: number;\n  private readonly _recordEndMetrics?: () => void;\n\n  private readonly _performanceStartTime: number;\n  private readonly _performanceOffset: number;\n  private readonly _startTimeProvided: boolean;\n\n  /**\n   * Constructs a new SpanImpl instance.\n   */\n  constructor(opts: SpanOptions) {\n    const now = Date.now();\n\n    this._spanContext = opts.spanContext;\n    this._performanceStartTime = otperformance.now();\n    this._performanceOffset =\n      now - (this._performanceStartTime + otperformance.timeOrigin);\n    this._startTimeProvided = opts.startTime != null;\n    this._spanLimits = opts.spanLimits;\n    this._attributeValueLengthLimit =\n      this._spanLimits.attributeValueLengthLimit ?? 0;\n    this._spanProcessor = opts.spanProcessor;\n\n    this.name = opts.name;\n    this.parentSpanContext = opts.parentSpanContext;\n    this.kind = opts.kind;\n    if (opts.links) {\n      for (const link of opts.links) {\n        this.addLink(link);\n      }\n    }\n    this.startTime = this._getTime(opts.startTime ?? now);\n    this.resource = opts.resource;\n    this.instrumentationScope = opts.scope;\n    this._recordEndMetrics = opts.recordEndMetrics;\n\n    if (opts.attributes != null) {\n      this.setAttributes(opts.attributes);\n    }\n\n    this._spanProcessor.onStart(this, opts.context);\n  }\n\n  spanContext(): SpanContext {\n    return this._spanContext;\n  }\n\n  setAttribute(key: string, value?: AttributeValue): this;\n  setAttribute(key: string, value: unknown): this {\n    if (value == null || this._isSpanEnded()) return this;\n    if (key.length === 0) {\n      diag.warn(`Invalid attribute key: ${key}`);\n      return this;\n    }\n    if (!isAttributeValue(value)) {\n      diag.warn(`Invalid attribute value set for key: ${key}`);\n      return this;\n    }\n\n    const { attributeCountLimit } = this._spanLimits;\n    const isNewKey = !Object.prototype.hasOwnProperty.call(\n      this.attributes,\n      key\n    );\n\n    if (\n      attributeCountLimit !== undefined &&\n      this._attributesCount >= attributeCountLimit &&\n      isNewKey\n    ) {\n      this._droppedAttributesCount++;\n      return this;\n    }\n\n    this.attributes[key] = this._truncateToSize(value);\n    if (isNewKey) {\n      this._attributesCount++;\n    }\n    return this;\n  }\n\n  setAttributes(attributes: Attributes): this {\n    for (const key in attributes) {\n      if (Object.prototype.hasOwnProperty.call(attributes, key)) {\n        this.setAttribute(key, attributes[key]);\n      }\n    }\n    return this;\n  }\n\n  /**\n   *\n   * @param name Span Name\n   * @param [attributesOrStartTime] Span attributes or start time\n   *     if type is {@type TimeInput} and 3rd param is undefined\n   * @param [timeStamp] Specified time stamp for the event\n   */\n  addEvent(\n    name: string,\n    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attributes;\n    }\n    if (droppedAttributesCount > 0) {\n      processedLink.droppedAttributesCount = droppedAttributesCount;\n    }\n\n    this.links.push(processedLink);\n    return this;\n  }\n\n  addLinks(links: Link[]): this {\n    for (const link of links) {\n      this.addLink(link);\n    }\n    return this;\n  }\n\n  setStatus(status: SpanStatus): this {\n    if (this._isSpanEnded()) return this;\n    if (status.code === SpanStatusCode.UNSET) return this;\n    if (this.status.code === SpanStatusCode.OK) return this;\n\n    const newStatus: SpanStatus = { code: status.code };\n\n    // When using try-catch, the caught \"error\" is of type `any`. When then assigning `any` to `status.message`,\n    // TypeScript will not error. While this can happen during use of any API, it is more common on Span#setStatus()\n    // as it's likely used in a catch-block. Therefore, we validate if `status.message` is actually a string, null, or\n    // undefined to avoid an incorrect type causing issues downstream.\n    if (status.code === SpanStatusCode.ERROR) {\n      if (typeof status.message === 'string') {\n        newStatus.message = status.message;\n      } else if (status.message != null) {\n        diag.warn(\n          `Dropping invalid status.message of type '${typeof status.message}', expected 'string'`\n        );\n      }\n    }\n\n    this.status = newStatus;\n    return this;\n  }\n\n  updateName(name: string): this {\n    if (this._isSpanEnded()) return this;\n    this.name = name;\n    return this;\n  }\n\n  end(endTime?: TimeInput): void {\n    if (this._isSpanEnded()) {\n      diag.error(\n        `${this.name} ${this._spanContext.traceId}-${this._spanContext.spanId} - You can only call end() on a span once.`\n      );\n      return;\n    }\n    this.endTime = this._getTime(endTime);\n    this._duration = hrTimeDuration(this.startTime, this.endTime);\n\n    if (this._duration[0] < 0) {\n      diag.warn(\n        'Inconsistent start and end time, startTime > endTime. Setting span duration to 0ms.',\n        this.startTime,\n        this.endTime\n      );\n      this.endTime = this.startTime.slice() as HrTime;\n      this._duration = [0, 0];\n    }\n\n    if (this._droppedEventsCount > 0) {\n      diag.warn(\n        `Dropped ${this._droppedEventsCount} events because eventCountLimit reached`\n      );\n    }\n    if (this._droppedLinksCount > 0) {\n      diag.warn(\n        `Dropped ${this._droppedLinksCount} links because linkCountLimit reached`\n      );\n    }\n    if (this._spanProcessor.onEnding) {\n      this._spanProcessor.onEnding(this);\n    }\n\n    this._recordEndMetrics?.();\n    this._ended = true;\n    this._spanProcessor.onEnd(this);\n  }\n\n  private _getTime(inp?: TimeInput): HrTime {\n    if (typeof inp === 'number' && inp <= otperformance.now()) {\n      // must be a performance timestamp\n      // apply correction and convert to hrtime\n      return hrTime(inp + this._performanceOffset);\n    }\n\n    if (typeof inp === 'number') {\n      return millisToHrTime(inp);\n    }\n\n    if (inp instanceof Date) {\n      return millisToHrTime(inp.getTime());\n    }\n\n    if (isTimeInputHrTime(inp)) {\n      return inp;\n    }\n\n    if (this._startTimeProvided) {\n      // if user provided a time for the start manually\n      // we can't use duration to calculate event/end times\n      return millisToHrTime(Date.now());\n    }\n\n    const msDuration = otperformance.now() - this._performanceStartTime;\n    return addHrTimes(this.startTime, millisToHrTime(msDuration));\n  }\n\n  isRecording(): boolean {\n    return this._ended === false;\n  }\n\n  recordException(exception: Exception, time?: TimeInput): void {\n    const attributes: Attributes = {};\n    if (typeof exception === 'string') {\n      attributes[ATTR_EXCEPTION_MESSAGE] = exception;\n    } else if (exception) {\n      if (exception.code) {\n        attributes[ATTR_EXCEPTION_TYPE] = exception.code.toString();\n      } else if (exception.name) {\n        attributes[ATTR_EXCEPTION_TYPE] = exception.name;\n      }\n      if (exception.message) {\n        attributes[ATTR_EXCEPTION_MESSAGE] = exception.message;\n      }\n      if (exception.stack) {\n        attributes[ATTR_EXCEPTION_STACKTRACE] = exception.stack;\n      }\n    }\n\n    // these are minimum requirements from spec\n    if (attributes[ATTR_EXCEPTION_TYPE] || attributes[ATTR_EXCEPTION_MESSAGE]) {\n      this.addEvent(ExceptionEventName, attributes, time);\n    } else {\n      diag.warn(`Failed to record an exception ${exception}`);\n    }\n  }\n\n  get duration(): HrTime {\n    return this._duration;\n  }\n\n  get ended(): boolean {\n    return this._ended;\n  }\n\n  get droppedAttributesCount(): number {\n    return this._droppedAttributesCount;\n  }\n\n  get droppedEventsCount(): number {\n    return this._droppedEventsCount;\n  }\n\n  get droppedLinksCount(): number {\n    return this._droppedLinksCount;\n  }\n\n  private _isSpanEnded(): boolean {\n    if (this._ended) {\n      const error = new Error(\n        `Operation attempted on ended Span {traceId: ${this._spanContext.traceId}, spanId: ${this._spanContext.spanId}}`\n      );\n\n      diag.warn(\n        `Cannot execute the operation on ended Span {traceId: ${this._spanContext.traceId}, spanId: ${this._spanContext.spanId}}`,\n        error\n      );\n    }\n    return this._ended;\n  }\n\n  // Utility function to truncate given value within size\n  // for value type of string, will truncate to given limit\n  // for type of non-string, will return same value\n  private _truncateToLimitUtil(value: string, limit: number): string {\n    if (value.length <= limit) {\n      return value;\n    }\n    return value.substring(0, limit);\n  }\n\n  /**\n   * If the given attribute value is of type string and has more characters than given {@code attributeValueLengthLimit} then\n   * return string with truncated to {@code attributeValueLengthLimit} characters\n   *\n   * If the given attribute value is array of strings then\n   * return new array of strings with each element truncated to {@code attributeValueLengthLimit} characters\n   *\n   * Otherwise return same Attribute {@code value}\n   *\n   * @param value Attribute value\n   * @returns truncated attribute value if required, otherwise same value\n   */\n  private _truncateToSize(value: AttributeValue): AttributeValue {\n    const limit = this._attributeValueLengthLimit;\n    // Check limit\n    if (limit <= 0) {\n      // Negative values are invalid, so do not truncate\n      diag.warn(`Attribute value limit must be positive, got ${limit}`);\n      return value;\n    }\n\n    // String\n    if (typeof value === 'string') {\n      return this._truncateToLimitUtil(value, limit);\n    }\n\n    // Array of strings\n    if (Array.isArray(value)) {\n      return (value as []).map(val =>\n        typeof val === 'string' ? this._truncateToLimitUtil(val, limit) : val\n      );\n    }\n\n    // Other types, no need to apply value length limit\n    return value;\n  }\n\n  [inspectCustom](\n    depth: number,\n    options: InspectStylizeOptions | undefined,\n    inspect: InspectFn | undefined\n  ): unknown {\n    const payload = {\n      name: this.name,\n      kind: this.kind,\n      spanContext: this._spanContext,\n      parentSpanContext: this.parentSpanContext,\n      status: this.status,\n      startTime: this.startTime,\n      endTime: this.endTime,\n      duration: this._duration,\n      ended: this._ended,\n      attributes: this.attributes,\n      events: this.events,\n      links: this.links,\n      droppedAttributesCount: this._droppedAttributesCount,\n      droppedEventsCount: this._droppedEventsCount,\n      droppedLinksCount: this._droppedLinksCount,\n      instrumentationScope: this.instrumentationScope,\n      resource: { attributes: settledResourceAttributes(this.resource) },\n    };\n    return formatInspect('SpanImpl', payload, depth, options, inspect);\n  }\n}\n"]}

build/esm/Tracer.d.ts

@@ -6,2 +6,4 @@ import * as api from '@opentelemetry/api';
 import type { Resource } from '@opentelemetry/resources';
+import type { InspectFn, InspectStylizeOptions } from './inspect';
+import { inspectCustom } from './inspect';
 /**
@@ -34,2 +36,7 @@ * This class represents a basic tracer.
      *
+     * **Important**: The callback function is responsible for calling `span.end()`
+     * to finish the span. Unlike some other OpenTelemetry implementations, the span
+     * is NOT automatically ended when the callback returns. If `span.end()` is not
+     * called, the span will never be exported and will be silently lost.
+     *
      * @param name The name of the span
@@ -79,3 +86,4 @@ * @param [options] SpanOptions used for span creation
     getSpanLimits(): SpanLimits;
+    [inspectCustom](depth: number, options: InspectStylizeOptions | undefined, inspect: InspectFn | undefined): unknown;
 }
 //# sourceMappingURL=Tracer.d.ts.map

build/esm/Tracer.js

@@ -12,2 +12,3 @@ /*
 import { VERSION } from './version';
+import { formatInspect, inspectCustom, settledResourceAttributes, } from './inspect';
 /**
@@ -146,3 +147,12 @@ * This class represents a basic tracer.
     }
+    [inspectCustom](depth, options, inspect) {
+        const payload = {
+            instrumentationScope: this.instrumentationScope,
+            resource: { attributes: settledResourceAttributes(this._resource) },
+            spanLimits: this._spanLimits,
+            generalLimits: this._generalLimits,
+        };
+        return formatInspect('Tracer', payload, depth, options, inspect);
+    }
 }
 //# sourceMappingURL=Tracer.js.map

build/esm/Tracer.js.map

@@ -1,1 +0,1 @@
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* Copyright The OpenTelemetry Authors\n * SPDX-License-Identifier: Apache-2.0\n */\n\nimport * as api from '@opentelemetry/api';\nimport type { InstrumentationScope } from '@opentelemetry/core';\nimport { sanitizeAttributes, isTracingSuppressed } from '@opentelemetry/core';\nimport { SpanImpl } from './Span';\nimport type { GeneralLimits, SpanLimits, TracerConfig } from './types';\nimport { mergeConfig } from './utility';\nimport type { SpanProcessor } from './SpanProcessor';\nimport type { Sampler } from './Sampler';\nimport type { IdGenerator } from './IdGenerator';\nimport { RandomIdGenerator } from './platform';\nimport type { Resource } from '@opentelemetry/resources';\nimport { TracerMetrics } from './TracerMetrics';\nimport { VERSION } from './version';\n\n/**\n * This class represents a basic tracer.\n */\nexport class Tracer implements api.Tracer {\n  private readonly _sampler: Sampler;\n  private readonly _generalLimits: GeneralLimits;\n  private readonly _spanLimits: SpanLimits;\n  private readonly _idGenerator: IdGenerator;\n  readonly instrumentationScope: InstrumentationScope;\n\n  private readonly _resource: Resource;\n  private readonly _spanProcessor: SpanProcessor;\n  private readonly _tracerMetrics: TracerMetrics;\n\n  /**\n   * Constructs a new Tracer instance.\n   */\n  constructor(\n    instrumentationScope: InstrumentationScope,\n    config: TracerConfig,\n    resource: Resource,\n    spanProcessor: SpanProcessor\n  ) {\n    const localConfig = mergeConfig(config);\n    this._sampler = localConfig.sampler;\n    this._generalLimits = localConfig.generalLimits;\n    this._spanLimits = localConfig.spanLimits;\n    this._idGenerator = config.idGenerator || new RandomIdGenerator();\n    this._resource = resource;\n    this._spanProcessor = spanProcessor;\n    this.instrumentationScope = instrumentationScope;\n\n    const meter = localConfig.meterProvider\n      ? localConfig.meterProvider.getMeter('@opentelemetry/sdk-trace', VERSION)\n      : api.createNoopMeter();\n    this._tracerMetrics = new TracerMetrics(meter);\n  }\n\n  /**\n   * Starts a new Span or returns the default NoopSpan based on the sampling\n   * decision.\n   */\n  startSpan(\n    name: string,\n    options: api.SpanOptions = {},\n    context = api.context.active()\n  ): api.Span {\n    // remove span from context in case a root span is requested via options\n    if (options.root) {\n      context = api.trace.deleteSpan(context);\n    }\n    const parentSpan = api.trace.getSpan(context);\n\n    if (isTracingSuppressed(context)) {\n      api.diag.debug('Instrumentation suppressed, returning Noop Span');\n      const nonRecordingSpan = api.trace.wrapSpanContext(\n        api.INVALID_SPAN_CONTEXT\n      );\n      return nonRecordingSpan;\n    }\n\n    const parentSpanContext = parentSpan?.spanContext();\n    const spanId = this._idGenerator.generateSpanId();\n    let validParentSpanContext;\n    let traceId;\n    let traceState;\n    if (\n      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* Copyright The OpenTelemetry Authors\n * SPDX-License-Identifier: Apache-2.0\n */\n\nimport * as api from '@opentelemetry/api';\nimport type { InstrumentationScope } from '@opentelemetry/core';\nimport { sanitizeAttributes, isTracingSuppressed } from '@opentelemetry/core';\nimport { SpanImpl } from './Span';\nimport type { GeneralLimits, SpanLimits, TracerConfig } from './types';\nimport { mergeConfig } from './utility';\nimport type { SpanProcessor } from './SpanProcessor';\nimport type { Sampler } from './Sampler';\nimport type { IdGenerator } from './IdGenerator';\nimport { RandomIdGenerator } from './platform';\nimport type { Resource } from '@opentelemetry/resources';\nimport { TracerMetrics } from './TracerMetrics';\nimport { VERSION } from './version';\nimport type { InspectFn, InspectStylizeOptions } from './inspect';\nimport {\n  formatInspect,\n  inspectCustom,\n  settledResourceAttributes,\n} from './inspect';\n\n/**\n * This class represents a basic tracer.\n */\nexport class Tracer implements api.Tracer {\n  private readonly _sampler: Sampler;\n  private readonly _generalLimits: GeneralLimits;\n  private readonly _spanLimits: SpanLimits;\n  private readonly _idGenerator: IdGenerator;\n  readonly instrumentationScope: InstrumentationScope;\n\n  private readonly _resource: Resource;\n  private readonly _spanProcessor: SpanProcessor;\n  private readonly _tracerMetrics: TracerMetrics;\n\n  /**\n   * Constructs a new Tracer instance.\n   */\n  constructor(\n    instrumentationScope: InstrumentationScope,\n    config: TracerConfig,\n    resource: Resource,\n    spanProcessor: SpanProcessor\n  ) {\n    const localConfig = mergeConfig(config);\n    this._sampler = localConfig.sampler;\n    this._generalLimits = localConfig.generalLimits;\n    this._spanLimits = localConfig.spanLimits;\n    this._idGenerator = config.idGenerator || new RandomIdGenerator();\n    this._resource = resource;\n    this._spanProcessor = spanProcessor;\n    this.instrumentationScope = instrumentationScope;\n\n    const meter = localConfig.meterProvider\n      ? localConfig.meterProvider.getMeter('@opentelemetry/sdk-trace', VERSION)\n      : api.createNoopMeter();\n    this._tracerMetrics = new TracerMetrics(meter);\n  }\n\n  /**\n   * Starts a new Span or returns the default NoopSpan based on the sampling\n   * decision.\n   */\n  startSpan(\n    name: string,\n    options: api.SpanOptions = {},\n    context = api.context.active()\n  ): api.Span {\n    // remove span from context in case a root span is requested via options\n    if (options.root) {\n      context = api.trace.deleteSpan(context);\n    }\n    const parentSpan = api.trace.getSpan(context);\n\n    if (isTracingSuppressed(context)) {\n      api.diag.debug('Instrumentation suppressed, returning Noop Span');\n      const nonRecordingSpan = api.trace.wrapSpanContext(\n        api.INVALID_SPAN_CONTEXT\n      );\n      return nonRecordingSpan;\n    }\n\n    const parentSpanContext = parentSpan?.spanContext();\n    const spanId = this._idGenerator.generateSpanId();\n    let validParentSpanContext;\n    let traceId;\n    let traceState;\n    if (\n      !parentSpanContext ||\n      !api.trace.isSpanContextValid(parentSpanContext)\n    ) {\n      // New root span.\n      traceId = this._idGenerator.generateTraceId();\n    } else {\n      // New child span.\n      traceId = parentSpanContext.traceId;\n      traceState = parentSpanContext.traceState;\n      validParentSpanContext = parentSpanContext;\n    }\n\n    const spanKind = options.kind ?? api.SpanKind.INTERNAL;\n    const links = (options.links ?? []).map(link => {\n      return {\n        context: link.context,\n        attributes: sanitizeAttributes(link.attributes),\n      };\n    });\n    const attributes = sanitizeAttributes(options.attributes);\n    // make sampling decision\n    const samplingResult = this._sampler.shouldSample(\n      context,\n      traceId,\n      name,\n      spanKind,\n      attributes,\n      links\n    );\n\n    const recordEndMetrics = this._tracerMetrics.startSpan(\n      parentSpanContext,\n      samplingResult.decision\n    );\n\n    traceState = samplingResult.traceState ?? traceState;\n\n    const traceFlags =\n      samplingResult.decision === api.SamplingDecision.RECORD_AND_SAMPLED\n        ? api.TraceFlags.SAMPLED\n        : api.TraceFlags.NONE;\n    const spanContext = { traceId, spanId, traceFlags, traceState };\n    if (samplingResult.decision === api.SamplingDecision.NOT_RECORD) {\n      api.diag.debug(\n        'Recording is off, propagating context in a non-recording span'\n      );\n      const nonRecordingSpan = api.trace.wrapSpanContext(spanContext);\n      return nonRecordingSpan;\n    }\n\n    // Set initial span attributes. The attributes object may have been mutated\n    // by the sampler, so we sanitize the merged attributes before setting them.\n    const initAttributes = sanitizeAttributes(\n      Object.assign(attributes, samplingResult.attributes)\n    );\n\n    const span = new SpanImpl({\n      resource: this._resource,\n      scope: this.instrumentationScope,\n      context,\n      spanContext,\n      name,\n      kind: spanKind,\n      links,\n      parentSpanContext: validParentSpanContext,\n      attributes: initAttributes,\n      startTime: options.startTime,\n      spanProcessor: this._spanProcessor,\n      spanLimits: this._spanLimits,\n      recordEndMetrics,\n    });\n    return span;\n  }\n\n  /**\n   * Starts a new {@link Span} and calls the given function passing it the\n   * created span as first argument.\n   * Additionally the new span gets set in context and this context is activated\n   * for the duration of the function call.\n   *\n   * **Important**: The callback function is responsible for calling `span.end()`\n   * to finish the span. Unlike some other OpenTelemetry implementations, the span\n   * is NOT automatically ended when the callback returns. If `span.end()` is not\n   * called, the span will never be exported and will be silently lost.\n   *\n   * @param name The name of the span\n   * @param [options] SpanOptions used for span creation\n   * @param [context] Context to use to extract parent\n   * @param fn function called in the context of the span and receives the newly created span as an argument\n   * @returns return value of fn\n   * @example\n   *   const something = tracer.startActiveSpan('op', span => {\n   *     try {\n   *       do some work\n   *       span.setStatus({code: SpanStatusCode.OK});\n   *       return something;\n   *     } catch (err) {\n   *       span.setStatus({\n   *         code: SpanStatusCode.ERROR,\n   *         message: err.message,\n   *       });\n   *       throw err;\n   *     } finally {\n   *       span.end();\n   *     }\n   *   });\n   * @example\n   *   const span = tracer.startActiveSpan('op', span => {\n   *     try {\n   *       do some work\n   *       return span;\n   *     } catch (err) {\n   *       span.setStatus({\n   *         code: SpanStatusCode.ERROR,\n   *         message: err.message,\n   *       });\n   *       throw err;\n   *     }\n   *   });\n   *   do some more work\n   *   span.end();\n   */\n  startActiveSpan<F extends (span: api.Span) => ReturnType<F>>(\n    name: string,\n    fn: F\n  ): ReturnType<F>;\n  startActiveSpan<F extends (span: api.Span) => ReturnType<F>>(\n    name: string,\n    opts: api.SpanOptions,\n    fn: F\n  ): ReturnType<F>;\n  startActiveSpan<F extends (span: api.Span) => ReturnType<F>>(\n    name: string,\n    opts: api.SpanOptions,\n    ctx: api.Context,\n    fn: F\n  ): ReturnType<F>;\n  startActiveSpan<F extends (span: api.Span) => ReturnType<F>>(\n    name: string,\n    arg2?: F | api.SpanOptions,\n    arg3?: F | api.Context,\n    arg4?: F\n  ): ReturnType<F> | undefined {\n    let opts: api.SpanOptions | undefined;\n    let ctx: api.Context | undefined;\n    let fn: F;\n\n    if (arguments.length < 2) {\n      return;\n    } else if (arguments.length === 2) {\n      fn = arg2 as F;\n    } else if (arguments.length === 3) {\n      opts = arg2 as api.SpanOptions | undefined;\n      fn = arg3 as F;\n    } else {\n      opts = arg2 as api.SpanOptions | undefined;\n      ctx = arg3 as api.Context | undefined;\n      fn = arg4 as F;\n    }\n\n    const parentContext = ctx ?? api.context.active();\n    const span = this.startSpan(name, opts, parentContext);\n    const contextWithSpanSet = api.trace.setSpan(parentContext, span);\n\n    return api.context.with(contextWithSpanSet, fn, undefined, span);\n  }\n\n  /** Returns the active {@link GeneralLimits}. */\n  getGeneralLimits(): GeneralLimits {\n    return this._generalLimits;\n  }\n\n  /** Returns the active {@link SpanLimits}. */\n  getSpanLimits(): SpanLimits {\n    return this._spanLimits;\n  }\n\n  [inspectCustom](\n    depth: number,\n    options: InspectStylizeOptions | undefined,\n    inspect: InspectFn | undefined\n  ): unknown {\n    const payload = {\n      instrumentationScope: this.instrumentationScope,\n      resource: { attributes: settledResourceAttributes(this._resource) },\n      spanLimits: this._spanLimits,\n      generalLimits: this._generalLimits,\n    };\n    return formatInspect('Tracer', payload, depth, options, inspect);\n  }\n}\n"]}

build/esm/version.d.ts

@@ -1,2 +0,2 @@
-export declare const VERSION = "2.7.1";
+export declare const VERSION = "2.8.0";
 //# sourceMappingURL=version.d.ts.map

build/esm/version.js

@@ -6,3 +6,3 @@ /*
 // this is autogenerated file, see scripts/version-update.js
-export const VERSION = '2.7.1';
+export const VERSION = '2.8.0';
 //# sourceMappingURL=version.js.map

build/esm/version.js.map

@@ -1,1 +0,1 @@
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+{"version":3,"file":"version.js","sourceRoot":"","sources":["../../src/version.ts"],"names":[],"mappings":"AAAA;;;GAGG;AAEH,4DAA4D;AAC5D,MAAM,CAAC,MAAM,OAAO,GAAG,OAAO,CAAC","sourcesContent":["/*\n * Copyright The OpenTelemetry Authors\n * SPDX-License-Identifier: Apache-2.0\n */\n\n// this is autogenerated file, see scripts/version-update.js\nexport const VERSION = '2.8.0';\n"]}

build/esnext/BasicTracerProvider.d.ts

 import type { TracerProvider, Tracer as ApiTracer } from '@opentelemetry/api';
 import type { TracerConfig } from './types';
+import type { InspectFn, InspectStylizeOptions } from './inspect';
+import { inspectCustom } from './inspect';
 export declare enum ForceFlushState {
@@ -23,3 +25,4 @@ 'resolved' = 0,
     shutdown(): Promise<void>;
+    [inspectCustom](depth: number, options: InspectStylizeOptions | undefined, inspect: InspectFn | undefined): unknown;
 }
 //# sourceMappingURL=BasicTracerProvider.d.ts.map

build/esnext/BasicTracerProvider.js

@@ -11,2 +11,3 @@ /*
 import { reconfigureLimits } from './utility';
+import { formatInspect, inspectCustom, settledResourceAttributes, } from './inspect';
 export var ForceFlushState;
@@ -44,3 +45,2 @@ (function (ForceFlushState) {
         }
-        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
         return this._tracers.get(key);
@@ -90,3 +90,12 @@ }
     }
+    [inspectCustom](depth, options, inspect) {
+        const processors = this._activeSpanProcessor['_spanProcessors'];
+        const payload = {
+            resource: { attributes: settledResourceAttributes(this._resource) },
+            tracers: Array.from(this._tracers.keys()),
+            spanProcessors: processors.map(p => p.constructor?.name ?? 'SpanProcessor'),
+        };
+        return formatInspect('BasicTracerProvider', payload, depth, options, inspect);
+    }
 }
 //# sourceMappingURL=BasicTracerProvider.js.map

build/esnext/BasicTracerProvider.js.map

@@ -1,1 +0,1 @@
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defaultResource();\n\n    this._config = Object.assign({}, mergedConfig, {\n      resource: this._resource,\n    });\n\n    const spanProcessors: SpanProcessor[] = [];\n\n    if (config.spanProcessors?.length) {\n      spanProcessors.push(...config.spanProcessors);\n    }\n\n    this._activeSpanProcessor = new MultiSpanProcessor(spanProcessors);\n  }\n\n  getTracer(\n    name: string,\n    version?: string,\n    options?: { schemaUrl?: string }\n  ): ApiTracer {\n    const key = `${name}@${version || ''}:${options?.schemaUrl || ''}`;\n    if (!this._tracers.has(key)) {\n      this._tracers.set(\n        key,\n        new Tracer(\n          { name, version, schemaUrl: options?.schemaUrl },\n          this._config,\n          this._resource,\n          this._activeSpanProcessor\n        )\n      );\n    }\n\n    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion\n    return this._tracers.get(key)!;\n  }\n\n  forceFlush(): Promise<void> {\n    const timeout = this._config.forceFlushTimeoutMillis;\n    const promises = this._activeSpanProcessor['_spanProcessors'].map(\n      (spanProcessor: SpanProcessor) => {\n        return new Promise(resolve => {\n          let state: ForceFlushState;\n          const timeoutInterval = setTimeout(() => {\n            resolve(\n              new Error(\n                `Span processor did not completed within timeout period of ${timeout} ms`\n              )\n            );\n            state = ForceFlushState.timeout;\n          }, timeout);\n\n          spanProcessor\n            .forceFlush()\n            .then(() => {\n              clearTimeout(timeoutInterval);\n              if (state !== ForceFlushState.timeout) {\n                state = ForceFlushState.resolved;\n                resolve(state);\n              }\n            })\n            .catch(error => {\n              clearTimeout(timeoutInterval);\n              state = ForceFlushState.error;\n              resolve(error);\n            });\n        });\n      }\n    );\n\n    return new Promise<void>((resolve, reject) => {\n      Promise.all(promises)\n        .then(results => {\n          const errors = results.filter(\n            result => result !== ForceFlushState.resolved\n          );\n          if (errors.length > 0) {\n            reject(errors);\n          } else {\n            resolve();\n          }\n        })\n        .catch(error => reject([error]));\n    });\n  }\n\n  shutdown(): Promise<void> {\n    return this._activeSpanProcessor.shutdown();\n  }\n}\n"]}
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defaultResource();\n\n    this._config = Object.assign({}, mergedConfig, {\n      resource: this._resource,\n    });\n\n    const spanProcessors: SpanProcessor[] = [];\n\n    if (config.spanProcessors?.length) {\n      spanProcessors.push(...config.spanProcessors);\n    }\n\n    this._activeSpanProcessor = new MultiSpanProcessor(spanProcessors);\n  }\n\n  getTracer(\n    name: string,\n    version?: string,\n    options?: { schemaUrl?: string }\n  ): ApiTracer {\n    const key = `${name}@${version || ''}:${options?.schemaUrl || ''}`;\n    if (!this._tracers.has(key)) {\n      this._tracers.set(\n        key,\n        new Tracer(\n          { name, version, schemaUrl: options?.schemaUrl },\n          this._config,\n          this._resource,\n          this._activeSpanProcessor\n        )\n      );\n    }\n\n    return this._tracers.get(key)!;\n  }\n\n  forceFlush(): Promise<void> {\n    const timeout = this._config.forceFlushTimeoutMillis;\n    const promises = this._activeSpanProcessor['_spanProcessors'].map(\n      (spanProcessor: SpanProcessor) => {\n        return new Promise(resolve => {\n          let state: ForceFlushState;\n          const timeoutInterval = setTimeout(() => {\n            resolve(\n              new Error(\n                `Span processor did not completed within timeout period of ${timeout} ms`\n              )\n            );\n            state = ForceFlushState.timeout;\n          }, timeout);\n\n          spanProcessor\n            .forceFlush()\n            .then(() => {\n              clearTimeout(timeoutInterval);\n              if (state !== ForceFlushState.timeout) {\n                state = ForceFlushState.resolved;\n                resolve(state);\n              }\n            })\n            .catch(error => {\n              clearTimeout(timeoutInterval);\n              state = ForceFlushState.error;\n              resolve(error);\n            });\n        });\n      }\n    );\n\n    return new Promise<void>((resolve, reject) => {\n      Promise.all(promises)\n        .then(results => {\n          const errors = results.filter(\n            result => result !== ForceFlushState.resolved\n          );\n          if (errors.length > 0) {\n            reject(errors);\n          } else {\n            resolve();\n          }\n        })\n        .catch(error => reject([error]));\n    });\n  }\n\n  shutdown(): Promise<void> {\n    return this._activeSpanProcessor.shutdown();\n  }\n\n  [inspectCustom](\n    depth: number,\n    options: InspectStylizeOptions | undefined,\n    inspect: InspectFn | undefined\n  ): unknown {\n    const processors = this._activeSpanProcessor[\n      '_spanProcessors'\n    ] as SpanProcessor[];\n    const payload = {\n      resource: { attributes: settledResourceAttributes(this._resource) },\n      tracers: Array.from(this._tracers.keys()),\n      spanProcessors: processors.map(\n        p => p.constructor?.name ?? 'SpanProcessor'\n      ),\n    };\n    return formatInspect(\n      'BasicTracerProvider',\n      payload,\n      depth,\n      options,\n      inspect\n    );\n  }\n}\n"]}

build/esnext/Span.d.ts

@@ -8,2 +8,4 @@ import type { Context, Exception, HrTime, Link, Span as APISpan, SpanOptions as APISpanOptions, Attributes, AttributeValue, SpanContext, SpanKind, SpanStatus, TimeInput } from '@opentelemetry/api';
 import type { SpanLimits } from './types';
+import type { InspectFn, InspectStylizeOptions } from './inspect';
+import { inspectCustom } from './inspect';
 /**
@@ -98,4 +100,5 @@ * This type provides the properties of @link{ReadableSpan} at the same time
     private _truncateToSize;
+    [inspectCustom](depth: number, options: InspectStylizeOptions | undefined, inspect: InspectFn | undefined): unknown;
 }
 export {};
 //# sourceMappingURL=Span.d.ts.map

build/esnext/Span.js

@@ -9,2 +9,3 @@ /*
 import { ExceptionEventName } from './enums';
+import { formatInspect, inspectCustom, settledResourceAttributes, } from './inspect';
 /**
@@ -384,3 +385,25 @@ * This class represents a span.
     }
+    [inspectCustom](depth, options, inspect) {
+        const payload = {
+            name: this.name,
+            kind: this.kind,
+            spanContext: this._spanContext,
+            parentSpanContext: this.parentSpanContext,
+            status: this.status,
+            startTime: this.startTime,
+            endTime: this.endTime,
+            duration: this._duration,
+            ended: this._ended,
+            attributes: this.attributes,
+            events: this.events,
+            links: this.links,
+            droppedAttributesCount: this._droppedAttributesCount,
+            droppedEventsCount: this._droppedEventsCount,
+            droppedLinksCount: this._droppedLinksCount,
+            instrumentationScope: this.instrumentationScope,
+            resource: { attributes: settledResourceAttributes(this.resource) },
+        };
+        return formatInspect('SpanImpl', payload, depth, options, inspect);
+    }
 }
 //# sourceMappingURL=Span.js.map

build/esnext/Span.js.map

@@ -1,1 +0,1 @@
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* Copyright The OpenTelemetry Authors\n * SPDX-License-Identifier: Apache-2.0\n */\n\nimport type {\n  Context,\n  Exception,\n  HrTime,\n  Link,\n  Span as APISpan,\n  SpanOptions as APISpanOptions,\n  Attributes,\n  AttributeValue,\n  SpanContext,\n  SpanKind,\n  SpanStatus,\n  TimeInput,\n} from '@opentelemetry/api';\nimport { diag, SpanStatusCode } from '@opentelemetry/api';\nimport type { InstrumentationScope } from '@opentelemetry/core';\nimport {\n  addHrTimes,\n  millisToHrTime,\n  hrTime,\n  hrTimeDuration,\n  isAttributeValue,\n  isTimeInput,\n  isTimeInputHrTime,\n  otperformance,\n  sanitizeAttributes,\n} from '@opentelemetry/core';\nimport type { Resource } from '@opentelemetry/resources';\nimport {\n  ATTR_EXCEPTION_MESSAGE,\n  ATTR_EXCEPTION_STACKTRACE,\n  ATTR_EXCEPTION_TYPE,\n} from '@opentelemetry/semantic-conventions';\nimport type { ReadableSpan } from './export/ReadableSpan';\nimport { ExceptionEventName } from './enums';\nimport type { SpanProcessor } from './SpanProcessor';\nimport type { TimedEvent } from './TimedEvent';\nimport type { SpanLimits } from './types';\n\n/**\n * This type provides the properties of @link{ReadableSpan} at the same time\n * of the Span API\n */\nexport type Span = APISpan & ReadableSpan;\n\n// `root` is omitted because it is consumed by Tracer.startSpan() to strip\n// parent context but it has no meaning when constructing a Span directly.\ntype SpanOptions = Omit<APISpanOptions, 'root'> & {\n  resource: Resource;\n  scope: InstrumentationScope;\n  context: Context;\n  spanContext: SpanContext;\n  name: string;\n  // Required here to override optional `kind` from the API's SpanOptions\n  // SpanImpl assigns it unconditionally and ReadableSpan expects it to be set.\n  kind: SpanKind;\n  parentSpanContext?: SpanContext;\n  spanLimits: SpanLimits;\n  spanProcessor: SpanProcessor;\n  recordEndMetrics?: () => void;\n};\n\n/**\n * This class represents a span.\n */\nexport class SpanImpl implements Span {\n  // Below properties are included to implement ReadableSpan for export\n  // purposes but are not intended to be written-to directly.\n  private readonly _spanContext: SpanContext;\n  readonly kind: SpanKind;\n  readonly parentSpanContext?: SpanContext;\n  readonly attributes: Attributes = {};\n  readonly links: Link[] = [];\n  readonly events: TimedEvent[] = [];\n  readonly startTime: HrTime;\n  readonly resource: Resource;\n  readonly instrumentationScope: InstrumentationScope;\n\n  private _droppedAttributesCount = 0;\n  private _droppedEventsCount: number = 0;\n  private _droppedLinksCount: number = 0;\n  private _attributesCount: number = 0;\n\n  name: string;\n  status: SpanStatus = {\n    code: SpanStatusCode.UNSET,\n  };\n  endTime: HrTime = [0, 0];\n  private _ended = false;\n  private _duration: HrTime = [-1, -1];\n  private readonly _spanProcessor: SpanProcessor;\n  private readonly _spanLimits: SpanLimits;\n  private readonly _attributeValueLengthLimit: number;\n  private readonly _recordEndMetrics?: () => void;\n\n  private readonly _performanceStartTime: number;\n  private readonly _performanceOffset: number;\n  private readonly _startTimeProvided: boolean;\n\n  /**\n   * Constructs a new SpanImpl instance.\n   */\n  constructor(opts: SpanOptions) {\n    const now = Date.now();\n\n    this._spanContext = opts.spanContext;\n    this._performanceStartTime = otperformance.now();\n    this._performanceOffset =\n      now - (this._performanceStartTime + otperformance.timeOrigin);\n    this._startTimeProvided = opts.startTime != null;\n    this._spanLimits = opts.spanLimits;\n    this._attributeValueLengthLimit =\n      this._spanLimits.attributeValueLengthLimit ?? 0;\n    this._spanProcessor = opts.spanProcessor;\n\n    this.name = opts.name;\n    this.parentSpanContext = opts.parentSpanContext;\n    this.kind = opts.kind;\n    if (opts.links) {\n      for (const link of opts.links) {\n        this.addLink(link);\n      }\n    }\n    this.startTime = 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attributeCountLimit !== undefined &&\n      this._attributesCount >= attributeCountLimit &&\n      isNewKey\n    ) {\n      this._droppedAttributesCount++;\n      return this;\n    }\n\n    this.attributes[key] = this._truncateToSize(value);\n    if (isNewKey) {\n      this._attributesCount++;\n    }\n    return this;\n  }\n\n  setAttributes(attributes: Attributes): this {\n    for (const key in attributes) {\n      if (Object.prototype.hasOwnProperty.call(attributes, key)) {\n        this.setAttribute(key, attributes[key]);\n      }\n    }\n    return this;\n  }\n\n  /**\n   *\n   * @param name Span Name\n   * @param [attributesOrStartTime] Span attributes or start time\n   *     if type is {@type TimeInput} and 3rd param is undefined\n   * @param [timeStamp] Specified time stamp for the event\n   */\n  addEvent(\n    name: string,\n    attributesOrStartTime?: Attributes | TimeInput,\n    timeStamp?: TimeInput\n  ): this {\n    if (this._isSpanEnded()) return this;\n\n    const { eventCountLimit } = this._spanLimits;\n\n    if (eventCountLimit === 0) {\n      diag.warn('No events allowed.');\n      this._droppedEventsCount++;\n      return this;\n    }\n\n    if (\n      eventCountLimit !== undefined &&\n      this.events.length >= eventCountLimit\n    ) {\n      if (this._droppedEventsCount === 0) {\n        diag.debug('Dropping extra events.');\n      }\n      this.events.shift();\n      this._droppedEventsCount++;\n    }\n\n    if (isTimeInput(attributesOrStartTime)) {\n      if (!isTimeInput(timeStamp)) {\n        timeStamp = attributesOrStartTime;\n      }\n      attributesOrStartTime = undefined;\n    }\n\n    const sanitized = sanitizeAttributes(attributesOrStartTime);\n    const { attributePerEventCountLimit } = this._spanLimits;\n    const attributes: Attributes = {};\n    let droppedAttributesCount = 0;\n    let eventAttributesCount = 0;\n\n    for (const attr in sanitized) {\n      if (!Object.prototype.hasOwnProperty.call(sanitized, attr)) {\n        continue;\n      }\n      const attrVal = sanitized[attr];\n      if (\n        attributePerEventCountLimit !== undefined &&\n        eventAttributesCount >= attributePerEventCountLimit\n      ) {\n        droppedAttributesCount++;\n        continue;\n      }\n      attributes[attr] = this._truncateToSize(attrVal!);\n      eventAttributesCount++;\n    }\n\n    this.events.push({\n      name,\n      attributes,\n      time: this._getTime(timeStamp),\n      droppedAttributesCount,\n    });\n    return this;\n  }\n\n  addLink(link: Link): this {\n    if (this._isSpanEnded()) return this;\n\n    const { linkCountLimit } = this._spanLimits;\n\n    if (linkCountLimit === 0) {\n      this._droppedLinksCount++;\n      return this;\n    }\n\n    if (linkCountLimit !== undefined && this.links.length >= linkCountLimit) {\n      if (this._droppedLinksCount === 0) {\n        diag.debug('Dropping extra links.');\n      }\n      this.links.shift();\n      this._droppedLinksCount++;\n    }\n\n    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When then assigning `any` to `status.message`,\n    // TypeScript will not error. While this can happen during use of any API, it is more common on Span#setStatus()\n    // as it's likely used in a catch-block. Therefore, we validate if `status.message` is actually a string, null, or\n    // undefined to avoid an incorrect type causing issues downstream.\n    if (status.code === SpanStatusCode.ERROR) {\n      if (typeof status.message === 'string') {\n        newStatus.message = status.message;\n      } else if (status.message != null) {\n        diag.warn(\n          `Dropping invalid status.message of type '${typeof status.message}', expected 'string'`\n        );\n      }\n    }\n\n    this.status = newStatus;\n    return this;\n  }\n\n  updateName(name: string): this {\n    if (this._isSpanEnded()) return this;\n    this.name = name;\n    return this;\n  }\n\n  end(endTime?: TimeInput): void {\n    if (this._isSpanEnded()) {\n      diag.error(\n        `${this.name} ${this._spanContext.traceId}-${this._spanContext.spanId} - You can only call end() on a span once.`\n      );\n      return;\n    }\n    this.endTime = this._getTime(endTime);\n    this._duration = hrTimeDuration(this.startTime, this.endTime);\n\n    if (this._duration[0] < 0) {\n      diag.warn(\n        'Inconsistent start and end time, startTime > endTime. Setting span duration to 0ms.',\n        this.startTime,\n        this.endTime\n      );\n      this.endTime = this.startTime.slice() as HrTime;\n      this._duration = [0, 0];\n    }\n\n    if (this._droppedEventsCount > 0) {\n      diag.warn(\n        `Dropped ${this._droppedEventsCount} events because eventCountLimit reached`\n      );\n    }\n    if (this._droppedLinksCount > 0) {\n      diag.warn(\n        `Dropped ${this._droppedLinksCount} links because linkCountLimit reached`\n      );\n    }\n    if (this._spanProcessor.onEnding) {\n      this._spanProcessor.onEnding(this);\n    }\n\n    this._recordEndMetrics?.();\n    this._ended = true;\n    this._spanProcessor.onEnd(this);\n  }\n\n  private _getTime(inp?: TimeInput): HrTime {\n    if (typeof inp === 'number' && inp <= otperformance.now()) {\n      // must be a performance timestamp\n      // apply correction and convert to hrtime\n      return hrTime(inp + this._performanceOffset);\n    }\n\n    if (typeof inp === 'number') {\n      return millisToHrTime(inp);\n    }\n\n    if (inp instanceof Date) {\n      return millisToHrTime(inp.getTime());\n    }\n\n    if (isTimeInputHrTime(inp)) {\n      return inp;\n    }\n\n    if (this._startTimeProvided) {\n      // if user provided a time for the start manually\n      // we can't use duration to calculate event/end times\n      return millisToHrTime(Date.now());\n    }\n\n    const msDuration = otperformance.now() - this._performanceStartTime;\n    return addHrTimes(this.startTime, millisToHrTime(msDuration));\n  }\n\n  isRecording(): boolean {\n    return this._ended === false;\n  }\n\n  recordException(exception: Exception, time?: TimeInput): void {\n    const attributes: Attributes = {};\n    if (typeof exception === 'string') {\n      attributes[ATTR_EXCEPTION_MESSAGE] = exception;\n    } else if (exception) {\n      if (exception.code) {\n        attributes[ATTR_EXCEPTION_TYPE] = exception.code.toString();\n      } else if (exception.name) {\n        attributes[ATTR_EXCEPTION_TYPE] = exception.name;\n      }\n      if (exception.message) {\n        attributes[ATTR_EXCEPTION_MESSAGE] = exception.message;\n      }\n      if (exception.stack) {\n        attributes[ATTR_EXCEPTION_STACKTRACE] = exception.stack;\n      }\n    }\n\n    // these are minimum requirements from spec\n    if (attributes[ATTR_EXCEPTION_TYPE] || attributes[ATTR_EXCEPTION_MESSAGE]) {\n      this.addEvent(ExceptionEventName, attributes, time);\n    } else {\n      diag.warn(`Failed to record an exception ${exception}`);\n    }\n  }\n\n  get duration(): HrTime {\n    return this._duration;\n  }\n\n  get ended(): boolean {\n    return this._ended;\n  }\n\n  get droppedAttributesCount(): number {\n    return this._droppedAttributesCount;\n  }\n\n  get droppedEventsCount(): number {\n    return this._droppedEventsCount;\n  }\n\n  get droppedLinksCount(): number {\n    return this._droppedLinksCount;\n  }\n\n  private _isSpanEnded(): boolean {\n    if (this._ended) {\n      const error = new Error(\n        `Operation attempted on ended Span {traceId: ${this._spanContext.traceId}, spanId: ${this._spanContext.spanId}}`\n      );\n\n      diag.warn(\n        `Cannot execute the operation on ended Span {traceId: ${this._spanContext.traceId}, spanId: ${this._spanContext.spanId}}`,\n        error\n      );\n    }\n    return this._ended;\n  }\n\n  // Utility function to truncate given value within size\n  // for value type of string, will truncate to given limit\n  // for type of non-string, will return same value\n  private _truncateToLimitUtil(value: string, limit: number): string {\n    if (value.length <= limit) {\n      return value;\n    }\n    return value.substring(0, limit);\n  }\n\n  /**\n   * If the given attribute value is of type string and has more characters than given {@code attributeValueLengthLimit} then\n   * return string with truncated to {@code attributeValueLengthLimit} characters\n   *\n   * If the given attribute value is array of strings then\n   * return new array of strings with each element truncated to {@code attributeValueLengthLimit} characters\n   *\n   * Otherwise return same Attribute {@code value}\n   *\n   * @param value Attribute value\n   * @returns truncated attribute value if required, otherwise same value\n   */\n  private _truncateToSize(value: AttributeValue): AttributeValue {\n    const limit = this._attributeValueLengthLimit;\n    // Check limit\n    if (limit <= 0) {\n      // Negative values are invalid, so do not truncate\n      diag.warn(`Attribute value limit must be positive, got ${limit}`);\n      return value;\n    }\n\n    // String\n    if (typeof value === 'string') {\n      return this._truncateToLimitUtil(value, limit);\n    }\n\n    // Array of strings\n    if (Array.isArray(value)) {\n      return (value as []).map(val =>\n        typeof val === 'string' ? this._truncateToLimitUtil(val, limit) : val\n      );\n    }\n\n    // Other types, no need to apply value length limit\n    return value;\n  }\n}\n"]}
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* Copyright The OpenTelemetry Authors\n * SPDX-License-Identifier: Apache-2.0\n */\n\nimport type {\n  Context,\n  Exception,\n  HrTime,\n  Link,\n  Span as APISpan,\n  SpanOptions as APISpanOptions,\n  Attributes,\n  AttributeValue,\n  SpanContext,\n  SpanKind,\n  SpanStatus,\n  TimeInput,\n} from '@opentelemetry/api';\nimport { diag, SpanStatusCode } from '@opentelemetry/api';\nimport type { InstrumentationScope } from '@opentelemetry/core';\nimport {\n  addHrTimes,\n  millisToHrTime,\n  hrTime,\n  hrTimeDuration,\n  isAttributeValue,\n  isTimeInput,\n  isTimeInputHrTime,\n  otperformance,\n  sanitizeAttributes,\n} from '@opentelemetry/core';\nimport type { Resource } from '@opentelemetry/resources';\nimport {\n  ATTR_EXCEPTION_MESSAGE,\n  ATTR_EXCEPTION_STACKTRACE,\n  ATTR_EXCEPTION_TYPE,\n} from '@opentelemetry/semantic-conventions';\nimport type { ReadableSpan } from './export/ReadableSpan';\nimport { ExceptionEventName } from './enums';\nimport type { SpanProcessor } from 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spanProcessor: SpanProcessor;\n  recordEndMetrics?: () => void;\n};\n\n/**\n * This class represents a span.\n */\nexport class SpanImpl implements Span {\n  // Below properties are included to implement ReadableSpan for export\n  // purposes but are not intended to be written-to directly.\n  private readonly _spanContext: SpanContext;\n  readonly kind: SpanKind;\n  readonly parentSpanContext?: SpanContext;\n  readonly attributes: Attributes = {};\n  readonly links: Link[] = [];\n  readonly events: TimedEvent[] = [];\n  readonly startTime: HrTime;\n  readonly resource: Resource;\n  readonly instrumentationScope: InstrumentationScope;\n\n  private _droppedAttributesCount = 0;\n  private _droppedEventsCount: number = 0;\n  private _droppedLinksCount: number = 0;\n  private _attributesCount: number = 0;\n\n  name: string;\n  status: SpanStatus = {\n    code: SpanStatusCode.UNSET,\n  };\n  endTime: HrTime = [0, 0];\n  private _ended = false;\n  private _duration: HrTime = [-1, -1];\n  private readonly _spanProcessor: SpanProcessor;\n  private readonly _spanLimits: SpanLimits;\n  private readonly _attributeValueLengthLimit: number;\n  private readonly _recordEndMetrics?: () => void;\n\n  private readonly _performanceStartTime: number;\n  private readonly _performanceOffset: number;\n  private readonly _startTimeProvided: boolean;\n\n  /**\n   * Constructs a new SpanImpl instance.\n   */\n  constructor(opts: SpanOptions) {\n    const now = Date.now();\n\n    this._spanContext = opts.spanContext;\n    this._performanceStartTime = otperformance.now();\n    this._performanceOffset =\n      now - (this._performanceStartTime + otperformance.timeOrigin);\n    this._startTimeProvided = opts.startTime != null;\n    this._spanLimits = opts.spanLimits;\n    this._attributeValueLengthLimit =\n      this._spanLimits.attributeValueLengthLimit ?? 0;\n    this._spanProcessor = opts.spanProcessor;\n\n    this.name = opts.name;\n    this.parentSpanContext = opts.parentSpanContext;\n    this.kind = opts.kind;\n    if (opts.links) {\n      for (const link of opts.links) {\n        this.addLink(link);\n      }\n    }\n    this.startTime = this._getTime(opts.startTime ?? now);\n    this.resource = opts.resource;\n    this.instrumentationScope = opts.scope;\n    this._recordEndMetrics = opts.recordEndMetrics;\n\n    if (opts.attributes != null) {\n      this.setAttributes(opts.attributes);\n    }\n\n    this._spanProcessor.onStart(this, opts.context);\n  }\n\n  spanContext(): SpanContext {\n    return this._spanContext;\n  }\n\n  setAttribute(key: string, value?: AttributeValue): this;\n  setAttribute(key: string, value: unknown): this {\n    if (value == null || this._isSpanEnded()) return this;\n    if (key.length === 0) {\n      diag.warn(`Invalid attribute key: ${key}`);\n      return this;\n    }\n    if (!isAttributeValue(value)) {\n      diag.warn(`Invalid attribute value set for key: ${key}`);\n      return this;\n    }\n\n    const { attributeCountLimit } = this._spanLimits;\n    const isNewKey = !Object.prototype.hasOwnProperty.call(\n      this.attributes,\n      key\n    );\n\n    if (\n      attributeCountLimit !== undefined &&\n      this._attributesCount >= attributeCountLimit &&\n      isNewKey\n    ) {\n      this._droppedAttributesCount++;\n      return this;\n    }\n\n    this.attributes[key] = this._truncateToSize(value);\n    if (isNewKey) {\n      this._attributesCount++;\n    }\n    return this;\n  }\n\n  setAttributes(attributes: Attributes): this {\n    for (const key in attributes) {\n      if (Object.prototype.hasOwnProperty.call(attributes, key)) {\n        this.setAttribute(key, attributes[key]);\n      }\n    }\n    return this;\n  }\n\n  /**\n   *\n   * @param name Span Name\n   * @param [attributesOrStartTime] Span attributes or start time\n   *     if type is {@type TimeInput} and 3rd param is undefined\n   * @param [timeStamp] Specified time stamp for the event\n   */\n  addEvent(\n    name: string,\n    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attributes;\n    }\n    if (droppedAttributesCount > 0) {\n      processedLink.droppedAttributesCount = droppedAttributesCount;\n    }\n\n    this.links.push(processedLink);\n    return this;\n  }\n\n  addLinks(links: Link[]): this {\n    for (const link of links) {\n      this.addLink(link);\n    }\n    return this;\n  }\n\n  setStatus(status: SpanStatus): this {\n    if (this._isSpanEnded()) return this;\n    if (status.code === SpanStatusCode.UNSET) return this;\n    if (this.status.code === SpanStatusCode.OK) return this;\n\n    const newStatus: SpanStatus = { code: status.code };\n\n    // When using try-catch, the caught \"error\" is of type `any`. When then assigning `any` to `status.message`,\n    // TypeScript will not error. While this can happen during use of any API, it is more common on Span#setStatus()\n    // as it's likely used in a catch-block. Therefore, we validate if `status.message` is actually a string, null, or\n    // undefined to avoid an incorrect type causing issues downstream.\n    if (status.code === SpanStatusCode.ERROR) {\n      if (typeof status.message === 'string') {\n        newStatus.message = status.message;\n      } else if (status.message != null) {\n        diag.warn(\n          `Dropping invalid status.message of type '${typeof status.message}', expected 'string'`\n        );\n      }\n    }\n\n    this.status = newStatus;\n    return this;\n  }\n\n  updateName(name: string): this {\n    if (this._isSpanEnded()) return this;\n    this.name = name;\n    return this;\n  }\n\n  end(endTime?: TimeInput): void {\n    if (this._isSpanEnded()) {\n      diag.error(\n        `${this.name} ${this._spanContext.traceId}-${this._spanContext.spanId} - You can only call end() on a span once.`\n      );\n      return;\n    }\n    this.endTime = this._getTime(endTime);\n    this._duration = hrTimeDuration(this.startTime, this.endTime);\n\n    if (this._duration[0] < 0) {\n      diag.warn(\n        'Inconsistent start and end time, startTime > endTime. Setting span duration to 0ms.',\n        this.startTime,\n        this.endTime\n      );\n      this.endTime = this.startTime.slice() as HrTime;\n      this._duration = [0, 0];\n    }\n\n    if (this._droppedEventsCount > 0) {\n      diag.warn(\n        `Dropped ${this._droppedEventsCount} events because eventCountLimit reached`\n      );\n    }\n    if (this._droppedLinksCount > 0) {\n      diag.warn(\n        `Dropped ${this._droppedLinksCount} links because linkCountLimit reached`\n      );\n    }\n    if (this._spanProcessor.onEnding) {\n      this._spanProcessor.onEnding(this);\n    }\n\n    this._recordEndMetrics?.();\n    this._ended = true;\n    this._spanProcessor.onEnd(this);\n  }\n\n  private _getTime(inp?: TimeInput): HrTime {\n    if (typeof inp === 'number' && inp <= otperformance.now()) {\n      // must be a performance timestamp\n      // apply correction and convert to hrtime\n      return hrTime(inp + this._performanceOffset);\n    }\n\n    if (typeof inp === 'number') {\n      return millisToHrTime(inp);\n    }\n\n    if (inp instanceof Date) {\n      return millisToHrTime(inp.getTime());\n    }\n\n    if (isTimeInputHrTime(inp)) {\n      return inp;\n    }\n\n    if (this._startTimeProvided) {\n      // if user provided a time for the start manually\n      // we can't use duration to calculate event/end times\n      return millisToHrTime(Date.now());\n    }\n\n    const msDuration = otperformance.now() - this._performanceStartTime;\n    return addHrTimes(this.startTime, millisToHrTime(msDuration));\n  }\n\n  isRecording(): boolean {\n    return this._ended === false;\n  }\n\n  recordException(exception: Exception, time?: TimeInput): void {\n    const attributes: Attributes = {};\n    if (typeof exception === 'string') {\n      attributes[ATTR_EXCEPTION_MESSAGE] = exception;\n    } else if (exception) {\n      if (exception.code) {\n        attributes[ATTR_EXCEPTION_TYPE] = exception.code.toString();\n      } else if (exception.name) {\n        attributes[ATTR_EXCEPTION_TYPE] = exception.name;\n      }\n      if (exception.message) {\n        attributes[ATTR_EXCEPTION_MESSAGE] = exception.message;\n      }\n      if (exception.stack) {\n        attributes[ATTR_EXCEPTION_STACKTRACE] = exception.stack;\n      }\n    }\n\n    // these are minimum requirements from spec\n    if (attributes[ATTR_EXCEPTION_TYPE] || attributes[ATTR_EXCEPTION_MESSAGE]) {\n      this.addEvent(ExceptionEventName, attributes, time);\n    } else {\n      diag.warn(`Failed to record an exception ${exception}`);\n    }\n  }\n\n  get duration(): HrTime {\n    return this._duration;\n  }\n\n  get ended(): boolean {\n    return this._ended;\n  }\n\n  get droppedAttributesCount(): number {\n    return this._droppedAttributesCount;\n  }\n\n  get droppedEventsCount(): number {\n    return this._droppedEventsCount;\n  }\n\n  get droppedLinksCount(): number {\n    return this._droppedLinksCount;\n  }\n\n  private _isSpanEnded(): boolean {\n    if (this._ended) {\n      const error = new Error(\n        `Operation attempted on ended Span {traceId: ${this._spanContext.traceId}, spanId: ${this._spanContext.spanId}}`\n      );\n\n      diag.warn(\n        `Cannot execute the operation on ended Span {traceId: ${this._spanContext.traceId}, spanId: ${this._spanContext.spanId}}`,\n        error\n      );\n    }\n    return this._ended;\n  }\n\n  // Utility function to truncate given value within size\n  // for value type of string, will truncate to given limit\n  // for type of non-string, will return same value\n  private _truncateToLimitUtil(value: string, limit: number): string {\n    if (value.length <= limit) {\n      return value;\n    }\n    return value.substring(0, limit);\n  }\n\n  /**\n   * If the given attribute value is of type string and has more characters than given {@code attributeValueLengthLimit} then\n   * return string with truncated to {@code attributeValueLengthLimit} characters\n   *\n   * If the given attribute value is array of strings then\n   * return new array of strings with each element truncated to {@code attributeValueLengthLimit} characters\n   *\n   * Otherwise return same Attribute {@code value}\n   *\n   * @param value Attribute value\n   * @returns truncated attribute value if required, otherwise same value\n   */\n  private _truncateToSize(value: AttributeValue): AttributeValue {\n    const limit = this._attributeValueLengthLimit;\n    // Check limit\n    if (limit <= 0) {\n      // Negative values are invalid, so do not truncate\n      diag.warn(`Attribute value limit must be positive, got ${limit}`);\n      return value;\n    }\n\n    // String\n    if (typeof value === 'string') {\n      return this._truncateToLimitUtil(value, limit);\n    }\n\n    // Array of strings\n    if (Array.isArray(value)) {\n      return (value as []).map(val =>\n        typeof val === 'string' ? this._truncateToLimitUtil(val, limit) : val\n      );\n    }\n\n    // Other types, no need to apply value length limit\n    return value;\n  }\n\n  [inspectCustom](\n    depth: number,\n    options: InspectStylizeOptions | undefined,\n    inspect: InspectFn | undefined\n  ): unknown {\n    const payload = {\n      name: this.name,\n      kind: this.kind,\n      spanContext: this._spanContext,\n      parentSpanContext: this.parentSpanContext,\n      status: this.status,\n      startTime: this.startTime,\n      endTime: this.endTime,\n      duration: this._duration,\n      ended: this._ended,\n      attributes: this.attributes,\n      events: this.events,\n      links: this.links,\n      droppedAttributesCount: this._droppedAttributesCount,\n      droppedEventsCount: this._droppedEventsCount,\n      droppedLinksCount: this._droppedLinksCount,\n      instrumentationScope: this.instrumentationScope,\n      resource: { attributes: settledResourceAttributes(this.resource) },\n    };\n    return formatInspect('SpanImpl', payload, depth, options, inspect);\n  }\n}\n"]}

build/esnext/Tracer.d.ts

@@ -6,2 +6,4 @@ import * as api from '@opentelemetry/api';
 import type { Resource } from '@opentelemetry/resources';
+import type { InspectFn, InspectStylizeOptions } from './inspect';
+import { inspectCustom } from './inspect';
 /**
@@ -34,2 +36,7 @@ * This class represents a basic tracer.
      *
+     * **Important**: The callback function is responsible for calling `span.end()`
+     * to finish the span. Unlike some other OpenTelemetry implementations, the span
+     * is NOT automatically ended when the callback returns. If `span.end()` is not
+     * called, the span will never be exported and will be silently lost.
+     *
      * @param name The name of the span
@@ -79,3 +86,4 @@ * @param [options] SpanOptions used for span creation
     getSpanLimits(): SpanLimits;
+    [inspectCustom](depth: number, options: InspectStylizeOptions | undefined, inspect: InspectFn | undefined): unknown;
 }
 //# sourceMappingURL=Tracer.d.ts.map

build/esnext/Tracer.js

@@ -12,2 +12,3 @@ /*
 import { VERSION } from './version';
+import { formatInspect, inspectCustom, settledResourceAttributes, } from './inspect';
 /**
@@ -146,3 +147,12 @@ * This class represents a basic tracer.
     }
+    [inspectCustom](depth, options, inspect) {
+        const payload = {
+            instrumentationScope: this.instrumentationScope,
+            resource: { attributes: settledResourceAttributes(this._resource) },
+            spanLimits: this._spanLimits,
+            generalLimits: this._generalLimits,
+        };
+        return formatInspect('Tracer', payload, depth, options, inspect);
+    }
 }
 //# sourceMappingURL=Tracer.js.map

build/esnext/Tracer.js.map

@@ -1,1 +0,1 @@
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* Copyright The OpenTelemetry Authors\n * SPDX-License-Identifier: Apache-2.0\n */\n\nimport * as api from '@opentelemetry/api';\nimport type { InstrumentationScope } from '@opentelemetry/core';\nimport { sanitizeAttributes, isTracingSuppressed } from '@opentelemetry/core';\nimport { SpanImpl } from './Span';\nimport type { GeneralLimits, SpanLimits, TracerConfig } from './types';\nimport { mergeConfig } from './utility';\nimport type { SpanProcessor } from './SpanProcessor';\nimport type { Sampler } from './Sampler';\nimport type { IdGenerator } from './IdGenerator';\nimport { RandomIdGenerator } from './platform';\nimport type { Resource } from '@opentelemetry/resources';\nimport { TracerMetrics } from './TracerMetrics';\nimport { VERSION } from './version';\n\n/**\n * This class represents a basic tracer.\n */\nexport class Tracer implements api.Tracer {\n  private readonly _sampler: Sampler;\n  private readonly _generalLimits: GeneralLimits;\n  private readonly _spanLimits: SpanLimits;\n  private readonly _idGenerator: IdGenerator;\n  readonly instrumentationScope: InstrumentationScope;\n\n  private readonly _resource: Resource;\n  private readonly _spanProcessor: SpanProcessor;\n  private readonly _tracerMetrics: TracerMetrics;\n\n  /**\n   * Constructs a new Tracer instance.\n   */\n  constructor(\n    instrumentationScope: InstrumentationScope,\n    config: TracerConfig,\n    resource: Resource,\n    spanProcessor: SpanProcessor\n  ) {\n    const localConfig = mergeConfig(config);\n    this._sampler = localConfig.sampler;\n    this._generalLimits = localConfig.generalLimits;\n    this._spanLimits = localConfig.spanLimits;\n    this._idGenerator = config.idGenerator || new RandomIdGenerator();\n    this._resource = resource;\n    this._spanProcessor = spanProcessor;\n    this.instrumentationScope = instrumentationScope;\n\n    const meter = localConfig.meterProvider\n      ? localConfig.meterProvider.getMeter('@opentelemetry/sdk-trace', VERSION)\n      : api.createNoopMeter();\n    this._tracerMetrics = new TracerMetrics(meter);\n  }\n\n  /**\n   * Starts a new Span or returns the default NoopSpan based on the sampling\n   * decision.\n   */\n  startSpan(\n    name: string,\n    options: api.SpanOptions = {},\n    context = api.context.active()\n  ): api.Span {\n    // remove span from context in case a root span is requested via options\n    if (options.root) {\n      context = api.trace.deleteSpan(context);\n    }\n    const parentSpan = api.trace.getSpan(context);\n\n    if (isTracingSuppressed(context)) {\n      api.diag.debug('Instrumentation suppressed, returning Noop Span');\n      const nonRecordingSpan = api.trace.wrapSpanContext(\n        api.INVALID_SPAN_CONTEXT\n      );\n      return nonRecordingSpan;\n    }\n\n    const parentSpanContext = parentSpan?.spanContext();\n    const spanId = this._idGenerator.generateSpanId();\n    let validParentSpanContext;\n    let traceId;\n    let traceState;\n    if (\n      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* Copyright The OpenTelemetry Authors\n * SPDX-License-Identifier: Apache-2.0\n */\n\nimport * as api from '@opentelemetry/api';\nimport type { InstrumentationScope } from '@opentelemetry/core';\nimport { sanitizeAttributes, isTracingSuppressed } from '@opentelemetry/core';\nimport { SpanImpl } from './Span';\nimport type { GeneralLimits, SpanLimits, TracerConfig } from './types';\nimport { mergeConfig } from './utility';\nimport type { SpanProcessor } from './SpanProcessor';\nimport type { Sampler } from './Sampler';\nimport type { IdGenerator } from './IdGenerator';\nimport { RandomIdGenerator } from './platform';\nimport type { Resource } from '@opentelemetry/resources';\nimport { TracerMetrics } from './TracerMetrics';\nimport { VERSION } from './version';\nimport type { InspectFn, InspectStylizeOptions } from './inspect';\nimport {\n  formatInspect,\n  inspectCustom,\n  settledResourceAttributes,\n} from './inspect';\n\n/**\n * This class represents a basic tracer.\n */\nexport class Tracer implements api.Tracer {\n  private readonly _sampler: Sampler;\n  private readonly _generalLimits: GeneralLimits;\n  private readonly _spanLimits: SpanLimits;\n  private readonly _idGenerator: IdGenerator;\n  readonly instrumentationScope: InstrumentationScope;\n\n  private readonly _resource: Resource;\n  private readonly _spanProcessor: SpanProcessor;\n  private readonly _tracerMetrics: TracerMetrics;\n\n  /**\n   * Constructs a new Tracer instance.\n   */\n  constructor(\n    instrumentationScope: InstrumentationScope,\n    config: TracerConfig,\n    resource: Resource,\n    spanProcessor: SpanProcessor\n  ) {\n    const localConfig = mergeConfig(config);\n    this._sampler = localConfig.sampler;\n    this._generalLimits = localConfig.generalLimits;\n    this._spanLimits = localConfig.spanLimits;\n    this._idGenerator = config.idGenerator || new RandomIdGenerator();\n    this._resource = resource;\n    this._spanProcessor = spanProcessor;\n    this.instrumentationScope = instrumentationScope;\n\n    const meter = localConfig.meterProvider\n      ? localConfig.meterProvider.getMeter('@opentelemetry/sdk-trace', VERSION)\n      : api.createNoopMeter();\n    this._tracerMetrics = new TracerMetrics(meter);\n  }\n\n  /**\n   * Starts a new Span or returns the default NoopSpan based on the sampling\n   * decision.\n   */\n  startSpan(\n    name: string,\n    options: api.SpanOptions = {},\n    context = api.context.active()\n  ): api.Span {\n    // remove span from context in case a root span is requested via options\n    if (options.root) {\n      context = api.trace.deleteSpan(context);\n    }\n    const parentSpan = api.trace.getSpan(context);\n\n    if (isTracingSuppressed(context)) {\n      api.diag.debug('Instrumentation suppressed, returning Noop Span');\n      const nonRecordingSpan = api.trace.wrapSpanContext(\n        api.INVALID_SPAN_CONTEXT\n      );\n      return nonRecordingSpan;\n    }\n\n    const parentSpanContext = parentSpan?.spanContext();\n    const spanId = this._idGenerator.generateSpanId();\n    let validParentSpanContext;\n    let traceId;\n    let traceState;\n    if (\n      !parentSpanContext ||\n      !api.trace.isSpanContextValid(parentSpanContext)\n    ) {\n      // New root span.\n      traceId = this._idGenerator.generateTraceId();\n    } else {\n      // New child span.\n      traceId = parentSpanContext.traceId;\n      traceState = parentSpanContext.traceState;\n      validParentSpanContext = parentSpanContext;\n    }\n\n    const spanKind = options.kind ?? api.SpanKind.INTERNAL;\n    const links = (options.links ?? []).map(link => {\n      return {\n        context: link.context,\n        attributes: sanitizeAttributes(link.attributes),\n      };\n    });\n    const attributes = sanitizeAttributes(options.attributes);\n    // make sampling decision\n    const samplingResult = this._sampler.shouldSample(\n      context,\n      traceId,\n      name,\n      spanKind,\n      attributes,\n      links\n    );\n\n    const recordEndMetrics = this._tracerMetrics.startSpan(\n      parentSpanContext,\n      samplingResult.decision\n    );\n\n    traceState = samplingResult.traceState ?? traceState;\n\n    const traceFlags =\n      samplingResult.decision === api.SamplingDecision.RECORD_AND_SAMPLED\n        ? api.TraceFlags.SAMPLED\n        : api.TraceFlags.NONE;\n    const spanContext = { traceId, spanId, traceFlags, traceState };\n    if (samplingResult.decision === api.SamplingDecision.NOT_RECORD) {\n      api.diag.debug(\n        'Recording is off, propagating context in a non-recording span'\n      );\n      const nonRecordingSpan = api.trace.wrapSpanContext(spanContext);\n      return nonRecordingSpan;\n    }\n\n    // Set initial span attributes. The attributes object may have been mutated\n    // by the sampler, so we sanitize the merged attributes before setting them.\n    const initAttributes = sanitizeAttributes(\n      Object.assign(attributes, samplingResult.attributes)\n    );\n\n    const span = new SpanImpl({\n      resource: this._resource,\n      scope: this.instrumentationScope,\n      context,\n      spanContext,\n      name,\n      kind: spanKind,\n      links,\n      parentSpanContext: validParentSpanContext,\n      attributes: initAttributes,\n      startTime: options.startTime,\n      spanProcessor: this._spanProcessor,\n      spanLimits: this._spanLimits,\n      recordEndMetrics,\n    });\n    return span;\n  }\n\n  /**\n   * Starts a new {@link Span} and calls the given function passing it the\n   * created span as first argument.\n   * Additionally the new span gets set in context and this context is activated\n   * for the duration of the function call.\n   *\n   * **Important**: The callback function is responsible for calling `span.end()`\n   * to finish the span. Unlike some other OpenTelemetry implementations, the span\n   * is NOT automatically ended when the callback returns. If `span.end()` is not\n   * called, the span will never be exported and will be silently lost.\n   *\n   * @param name The name of the span\n   * @param [options] SpanOptions used for span creation\n   * @param [context] Context to use to extract parent\n   * @param fn function called in the context of the span and receives the newly created span as an argument\n   * @returns return value of fn\n   * @example\n   *   const something = tracer.startActiveSpan('op', span => {\n   *     try {\n   *       do some work\n   *       span.setStatus({code: SpanStatusCode.OK});\n   *       return something;\n   *     } catch (err) {\n   *       span.setStatus({\n   *         code: SpanStatusCode.ERROR,\n   *         message: err.message,\n   *       });\n   *       throw err;\n   *     } finally {\n   *       span.end();\n   *     }\n   *   });\n   * @example\n   *   const span = tracer.startActiveSpan('op', span => {\n   *     try {\n   *       do some work\n   *       return span;\n   *     } catch (err) {\n   *       span.setStatus({\n   *         code: SpanStatusCode.ERROR,\n   *         message: err.message,\n   *       });\n   *       throw err;\n   *     }\n   *   });\n   *   do some more work\n   *   span.end();\n   */\n  startActiveSpan<F extends (span: api.Span) => ReturnType<F>>(\n    name: string,\n    fn: F\n  ): ReturnType<F>;\n  startActiveSpan<F extends (span: api.Span) => ReturnType<F>>(\n    name: string,\n    opts: api.SpanOptions,\n    fn: F\n  ): ReturnType<F>;\n  startActiveSpan<F extends (span: api.Span) => ReturnType<F>>(\n    name: string,\n    opts: api.SpanOptions,\n    ctx: api.Context,\n    fn: F\n  ): ReturnType<F>;\n  startActiveSpan<F extends (span: api.Span) => ReturnType<F>>(\n    name: string,\n    arg2?: F | api.SpanOptions,\n    arg3?: F | api.Context,\n    arg4?: F\n  ): ReturnType<F> | undefined {\n    let opts: api.SpanOptions | undefined;\n    let ctx: api.Context | undefined;\n    let fn: F;\n\n    if (arguments.length < 2) {\n      return;\n    } else if (arguments.length === 2) {\n      fn = arg2 as F;\n    } else if (arguments.length === 3) {\n      opts = arg2 as api.SpanOptions | undefined;\n      fn = arg3 as F;\n    } else {\n      opts = arg2 as api.SpanOptions | undefined;\n      ctx = arg3 as api.Context | undefined;\n      fn = arg4 as F;\n    }\n\n    const parentContext = ctx ?? api.context.active();\n    const span = this.startSpan(name, opts, parentContext);\n    const contextWithSpanSet = api.trace.setSpan(parentContext, span);\n\n    return api.context.with(contextWithSpanSet, fn, undefined, span);\n  }\n\n  /** Returns the active {@link GeneralLimits}. */\n  getGeneralLimits(): GeneralLimits {\n    return this._generalLimits;\n  }\n\n  /** Returns the active {@link SpanLimits}. */\n  getSpanLimits(): SpanLimits {\n    return this._spanLimits;\n  }\n\n  [inspectCustom](\n    depth: number,\n    options: InspectStylizeOptions | undefined,\n    inspect: InspectFn | undefined\n  ): unknown {\n    const payload = {\n      instrumentationScope: this.instrumentationScope,\n      resource: { attributes: settledResourceAttributes(this._resource) },\n      spanLimits: this._spanLimits,\n      generalLimits: this._generalLimits,\n    };\n    return formatInspect('Tracer', payload, depth, options, inspect);\n  }\n}\n"]}

build/esnext/version.d.ts

@@ -1,2 +0,2 @@
-export declare const VERSION = "2.7.1";
+export declare const VERSION = "2.8.0";
 //# sourceMappingURL=version.d.ts.map

build/esnext/version.js

@@ -6,3 +6,3 @@ /*
 // this is autogenerated file, see scripts/version-update.js
-export const VERSION = '2.7.1';
+export const VERSION = '2.8.0';
 //# sourceMappingURL=version.js.map

build/esnext/version.js.map

@@ -1,1 +0,1 @@
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+{"version":3,"file":"version.js","sourceRoot":"","sources":["../../src/version.ts"],"names":[],"mappings":"AAAA;;;GAGG;AAEH,4DAA4D;AAC5D,MAAM,CAAC,MAAM,OAAO,GAAG,OAAO,CAAC","sourcesContent":["/*\n * Copyright The OpenTelemetry Authors\n * SPDX-License-Identifier: Apache-2.0\n */\n\n// this is autogenerated file, see scripts/version-update.js\nexport const VERSION = '2.8.0';\n"]}

build/src/BasicTracerProvider.d.ts

 import type { TracerProvider, Tracer as ApiTracer } from '@opentelemetry/api';
 import type { TracerConfig } from './types';
+import type { InspectFn, InspectStylizeOptions } from './inspect';
+import { inspectCustom } from './inspect';
 export declare enum ForceFlushState {
@@ -23,3 +25,4 @@ 'resolved' = 0,
     shutdown(): Promise<void>;
+    [inspectCustom](depth: number, options: InspectStylizeOptions | undefined, inspect: InspectFn | undefined): unknown;
 }
 //# sourceMappingURL=BasicTracerProvider.d.ts.map

build/src/BasicTracerProvider.js

@@ -14,2 +14,3 @@ "use strict";
 const utility_1 = require("./utility");
+const inspect_1 = require("./inspect");
 var ForceFlushState;
@@ -47,3 +48,2 @@ (function (ForceFlushState) {
         }
-        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
         return this._tracers.get(key);
@@ -93,4 +93,13 @@ }
     }
+    [inspect_1.inspectCustom](depth, options, inspect) {
+        const processors = this._activeSpanProcessor['_spanProcessors'];
+        const payload = {
+            resource: { attributes: (0, inspect_1.settledResourceAttributes)(this._resource) },
+            tracers: Array.from(this._tracers.keys()),
+            spanProcessors: processors.map(p => p.constructor?.name ?? 'SpanProcessor'),
+        };
+        return (0, inspect_1.formatInspect)('BasicTracerProvider', payload, depth, options, inspect);
+    }
 }
 exports.BasicTracerProvider = BasicTracerProvider;
 //# sourceMappingURL=BasicTracerProvider.js.map

build/src/BasicTracerProvider.js.map

@@ -1,1 +0,1 @@
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defaultResource();\n\n    this._config = Object.assign({}, mergedConfig, {\n      resource: this._resource,\n    });\n\n    const spanProcessors: SpanProcessor[] = [];\n\n    if (config.spanProcessors?.length) {\n      spanProcessors.push(...config.spanProcessors);\n    }\n\n    this._activeSpanProcessor = new MultiSpanProcessor(spanProcessors);\n  }\n\n  getTracer(\n    name: string,\n    version?: string,\n    options?: { schemaUrl?: string }\n  ): ApiTracer {\n    const key = `${name}@${version || ''}:${options?.schemaUrl || ''}`;\n    if (!this._tracers.has(key)) {\n      this._tracers.set(\n        key,\n        new Tracer(\n          { name, version, schemaUrl: options?.schemaUrl },\n          this._config,\n          this._resource,\n          this._activeSpanProcessor\n        )\n      );\n    }\n\n    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion\n    return this._tracers.get(key)!;\n  }\n\n  forceFlush(): Promise<void> {\n    const timeout = this._config.forceFlushTimeoutMillis;\n    const promises = this._activeSpanProcessor['_spanProcessors'].map(\n      (spanProcessor: SpanProcessor) => {\n        return new Promise(resolve => {\n          let state: ForceFlushState;\n          const timeoutInterval = setTimeout(() => {\n            resolve(\n              new Error(\n                `Span processor did not completed within timeout period of ${timeout} ms`\n              )\n            );\n            state = ForceFlushState.timeout;\n          }, timeout);\n\n          spanProcessor\n            .forceFlush()\n            .then(() => {\n              clearTimeout(timeoutInterval);\n              if (state !== ForceFlushState.timeout) {\n                state = ForceFlushState.resolved;\n                resolve(state);\n              }\n            })\n            .catch(error => {\n              clearTimeout(timeoutInterval);\n              state = ForceFlushState.error;\n              resolve(error);\n            });\n        });\n      }\n    );\n\n    return new Promise<void>((resolve, reject) => {\n      Promise.all(promises)\n        .then(results => {\n          const errors = results.filter(\n            result => result !== ForceFlushState.resolved\n          );\n          if (errors.length > 0) {\n            reject(errors);\n          } else {\n            resolve();\n          }\n        })\n        .catch(error => reject([error]));\n    });\n  }\n\n  shutdown(): Promise<void> {\n    return this._activeSpanProcessor.shutdown();\n  }\n}\n"]}
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defaultResource();\n\n    this._config = Object.assign({}, mergedConfig, {\n      resource: this._resource,\n    });\n\n    const spanProcessors: SpanProcessor[] = [];\n\n    if (config.spanProcessors?.length) {\n      spanProcessors.push(...config.spanProcessors);\n    }\n\n    this._activeSpanProcessor = new MultiSpanProcessor(spanProcessors);\n  }\n\n  getTracer(\n    name: string,\n    version?: string,\n    options?: { schemaUrl?: string }\n  ): ApiTracer {\n    const key = `${name}@${version || ''}:${options?.schemaUrl || ''}`;\n    if (!this._tracers.has(key)) {\n      this._tracers.set(\n        key,\n        new Tracer(\n          { name, version, schemaUrl: options?.schemaUrl },\n          this._config,\n          this._resource,\n          this._activeSpanProcessor\n        )\n      );\n    }\n\n    return this._tracers.get(key)!;\n  }\n\n  forceFlush(): Promise<void> {\n    const timeout = this._config.forceFlushTimeoutMillis;\n    const promises = this._activeSpanProcessor['_spanProcessors'].map(\n      (spanProcessor: SpanProcessor) => {\n        return new Promise(resolve => {\n          let state: ForceFlushState;\n          const timeoutInterval = setTimeout(() => {\n            resolve(\n              new Error(\n                `Span processor did not completed within timeout period of ${timeout} ms`\n              )\n            );\n            state = ForceFlushState.timeout;\n          }, timeout);\n\n          spanProcessor\n            .forceFlush()\n            .then(() => {\n              clearTimeout(timeoutInterval);\n              if (state !== ForceFlushState.timeout) {\n                state = ForceFlushState.resolved;\n                resolve(state);\n              }\n            })\n            .catch(error => {\n              clearTimeout(timeoutInterval);\n              state = ForceFlushState.error;\n              resolve(error);\n            });\n        });\n      }\n    );\n\n    return new Promise<void>((resolve, reject) => {\n      Promise.all(promises)\n        .then(results => {\n          const errors = results.filter(\n            result => result !== ForceFlushState.resolved\n          );\n          if (errors.length > 0) {\n            reject(errors);\n          } else {\n            resolve();\n          }\n        })\n        .catch(error => reject([error]));\n    });\n  }\n\n  shutdown(): Promise<void> {\n    return this._activeSpanProcessor.shutdown();\n  }\n\n  [inspectCustom](\n    depth: number,\n    options: InspectStylizeOptions | undefined,\n    inspect: InspectFn | undefined\n  ): unknown {\n    const processors = this._activeSpanProcessor[\n      '_spanProcessors'\n    ] as SpanProcessor[];\n    const payload = {\n      resource: { attributes: settledResourceAttributes(this._resource) },\n      tracers: Array.from(this._tracers.keys()),\n      spanProcessors: processors.map(\n        p => p.constructor?.name ?? 'SpanProcessor'\n      ),\n    };\n    return formatInspect(\n      'BasicTracerProvider',\n      payload,\n      depth,\n      options,\n      inspect\n    );\n  }\n}\n"]}

build/src/Span.d.ts

@@ -8,2 +8,4 @@ import type { Context, Exception, HrTime, Link, Span as APISpan, SpanOptions as APISpanOptions, Attributes, AttributeValue, SpanContext, SpanKind, SpanStatus, TimeInput } from '@opentelemetry/api';
 import type { SpanLimits } from './types';
+import type { InspectFn, InspectStylizeOptions } from './inspect';
+import { inspectCustom } from './inspect';
 /**
@@ -98,4 +100,5 @@ * This type provides the properties of @link{ReadableSpan} at the same time
     private _truncateToSize;
+    [inspectCustom](depth: number, options: InspectStylizeOptions | undefined, inspect: InspectFn | undefined): unknown;
 }
 export {};
 //# sourceMappingURL=Span.d.ts.map

build/src/Span.js

@@ -12,2 +12,3 @@ "use strict";
 const enums_1 = require("./enums");
+const inspect_1 = require("./inspect");
 /**
@@ -387,4 +388,26 @@ * This class represents a span.
     }
+    [inspect_1.inspectCustom](depth, options, inspect) {
+        const payload = {
+            name: this.name,
+            kind: this.kind,
+            spanContext: this._spanContext,
+            parentSpanContext: this.parentSpanContext,
+            status: this.status,
+            startTime: this.startTime,
+            endTime: this.endTime,
+            duration: this._duration,
+            ended: this._ended,
+            attributes: this.attributes,
+            events: this.events,
+            links: this.links,
+            droppedAttributesCount: this._droppedAttributesCount,
+            droppedEventsCount: this._droppedEventsCount,
+            droppedLinksCount: this._droppedLinksCount,
+            instrumentationScope: this.instrumentationScope,
+            resource: { attributes: (0, inspect_1.settledResourceAttributes)(this.resource) },
+        };
+        return (0, inspect_1.formatInspect)('SpanImpl', payload, depth, options, inspect);
+    }
 }
 exports.SpanImpl = SpanImpl;
 //# sourceMappingURL=Span.js.map

build/src/Span.js.map

@@ -1,1 +0,1 @@
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* Copyright The OpenTelemetry Authors\n * SPDX-License-Identifier: Apache-2.0\n */\n\nimport type {\n  Context,\n  Exception,\n  HrTime,\n  Link,\n  Span as APISpan,\n  SpanOptions as APISpanOptions,\n  Attributes,\n  AttributeValue,\n  SpanContext,\n  SpanKind,\n  SpanStatus,\n  TimeInput,\n} from '@opentelemetry/api';\nimport { diag, SpanStatusCode } from '@opentelemetry/api';\nimport type { InstrumentationScope } from '@opentelemetry/core';\nimport {\n  addHrTimes,\n  millisToHrTime,\n  hrTime,\n  hrTimeDuration,\n  isAttributeValue,\n  isTimeInput,\n  isTimeInputHrTime,\n  otperformance,\n  sanitizeAttributes,\n} from '@opentelemetry/core';\nimport type { Resource } from '@opentelemetry/resources';\nimport {\n  ATTR_EXCEPTION_MESSAGE,\n  ATTR_EXCEPTION_STACKTRACE,\n  ATTR_EXCEPTION_TYPE,\n} from '@opentelemetry/semantic-conventions';\nimport type { ReadableSpan } from './export/ReadableSpan';\nimport { ExceptionEventName } from './enums';\nimport type { SpanProcessor } from './SpanProcessor';\nimport type { TimedEvent } from './TimedEvent';\nimport type { SpanLimits } from './types';\n\n/**\n * This type provides the properties of @link{ReadableSpan} at the same time\n * of the Span API\n */\nexport type Span = APISpan & ReadableSpan;\n\n// `root` is omitted because it is consumed by Tracer.startSpan() to strip\n// parent context but it has no meaning when constructing a Span directly.\ntype SpanOptions = Omit<APISpanOptions, 'root'> & {\n  resource: Resource;\n  scope: InstrumentationScope;\n  context: Context;\n  spanContext: SpanContext;\n  name: string;\n  // Required here to override optional `kind` from the API's SpanOptions\n  // SpanImpl assigns it unconditionally and ReadableSpan expects it to be set.\n  kind: SpanKind;\n  parentSpanContext?: SpanContext;\n  spanLimits: SpanLimits;\n  spanProcessor: SpanProcessor;\n  recordEndMetrics?: () => void;\n};\n\n/**\n * This class represents a span.\n */\nexport class SpanImpl implements Span {\n  // Below properties are included to implement ReadableSpan for export\n  // purposes but are not intended to be written-to directly.\n  private readonly _spanContext: SpanContext;\n  readonly kind: SpanKind;\n  readonly parentSpanContext?: SpanContext;\n  readonly attributes: Attributes = {};\n  readonly links: Link[] = [];\n  readonly events: TimedEvent[] = [];\n  readonly startTime: HrTime;\n  readonly resource: Resource;\n  readonly instrumentationScope: InstrumentationScope;\n\n  private _droppedAttributesCount = 0;\n  private _droppedEventsCount: number = 0;\n  private _droppedLinksCount: number = 0;\n  private _attributesCount: number = 0;\n\n  name: string;\n  status: SpanStatus = {\n    code: SpanStatusCode.UNSET,\n  };\n  endTime: HrTime = [0, 0];\n  private _ended = false;\n  private _duration: HrTime = [-1, -1];\n  private readonly _spanProcessor: SpanProcessor;\n  private readonly _spanLimits: SpanLimits;\n  private readonly _attributeValueLengthLimit: number;\n  private readonly _recordEndMetrics?: () => void;\n\n  private readonly _performanceStartTime: number;\n  private readonly _performanceOffset: number;\n  private readonly _startTimeProvided: boolean;\n\n  /**\n   * Constructs a new SpanImpl instance.\n   */\n  constructor(opts: SpanOptions) {\n    const now = Date.now();\n\n    this._spanContext = opts.spanContext;\n    this._performanceStartTime = otperformance.now();\n    this._performanceOffset =\n      now - (this._performanceStartTime + otperformance.timeOrigin);\n    this._startTimeProvided = opts.startTime != null;\n    this._spanLimits = opts.spanLimits;\n    this._attributeValueLengthLimit =\n      this._spanLimits.attributeValueLengthLimit ?? 0;\n    this._spanProcessor = opts.spanProcessor;\n\n    this.name = opts.name;\n    this.parentSpanContext = opts.parentSpanContext;\n    this.kind = opts.kind;\n    if (opts.links) {\n      for (const link of opts.links) {\n        this.addLink(link);\n      }\n    }\n    this.startTime = this._getTime(opts.startTime ?? now);\n    this.resource = opts.resource;\n    this.instrumentationScope = opts.scope;\n    this._recordEndMetrics = opts.recordEndMetrics;\n\n    if (opts.attributes != null) {\n      this.setAttributes(opts.attributes);\n    }\n\n    this._spanProcessor.onStart(this, opts.context);\n  }\n\n  spanContext(): SpanContext {\n    return this._spanContext;\n  }\n\n  setAttribute(key: string, value?: AttributeValue): this;\n  setAttribute(key: string, value: unknown): this {\n    if (value == null || this._isSpanEnded()) return this;\n    if (key.length === 0) {\n      diag.warn(`Invalid attribute key: ${key}`);\n      return this;\n    }\n    if (!isAttributeValue(value)) {\n      diag.warn(`Invalid attribute value set for key: ${key}`);\n      return this;\n    }\n\n    const { attributeCountLimit } = this._spanLimits;\n    const isNewKey = !Object.prototype.hasOwnProperty.call(\n      this.attributes,\n      key\n    );\n\n    if (\n      attributeCountLimit !== undefined &&\n      this._attributesCount >= attributeCountLimit &&\n      isNewKey\n    ) {\n      this._droppedAttributesCount++;\n      return this;\n    }\n\n    this.attributes[key] = this._truncateToSize(value);\n    if (isNewKey) {\n      this._attributesCount++;\n    }\n    return this;\n  }\n\n  setAttributes(attributes: Attributes): this {\n    for (const key in attributes) {\n      if (Object.prototype.hasOwnProperty.call(attributes, key)) {\n        this.setAttribute(key, attributes[key]);\n      }\n    }\n    return this;\n  }\n\n  /**\n   *\n   * @param name Span Name\n   * @param [attributesOrStartTime] Span attributes or start time\n   *     if type is {@type TimeInput} and 3rd param is undefined\n   * @param [timeStamp] Specified time stamp for the event\n   */\n  addEvent(\n    name: string,\n    attributesOrStartTime?: Attributes | TimeInput,\n    timeStamp?: TimeInput\n  ): this {\n    if (this._isSpanEnded()) return this;\n\n    const { eventCountLimit } = this._spanLimits;\n\n    if (eventCountLimit === 0) {\n      diag.warn('No events allowed.');\n      this._droppedEventsCount++;\n      return this;\n    }\n\n    if (\n      eventCountLimit !== undefined &&\n      this.events.length >= eventCountLimit\n    ) {\n      if (this._droppedEventsCount === 0) {\n        diag.debug('Dropping extra events.');\n      }\n      this.events.shift();\n      this._droppedEventsCount++;\n    }\n\n    if (isTimeInput(attributesOrStartTime)) {\n      if (!isTimeInput(timeStamp)) {\n        timeStamp = attributesOrStartTime;\n      }\n      attributesOrStartTime = undefined;\n    }\n\n    const sanitized = sanitizeAttributes(attributesOrStartTime);\n    const { attributePerEventCountLimit } = this._spanLimits;\n    const attributes: Attributes = {};\n    let droppedAttributesCount = 0;\n    let eventAttributesCount = 0;\n\n    for (const attr in sanitized) {\n      if (!Object.prototype.hasOwnProperty.call(sanitized, attr)) {\n        continue;\n      }\n      const attrVal = sanitized[attr];\n      if (\n        attributePerEventCountLimit !== undefined &&\n        eventAttributesCount >= attributePerEventCountLimit\n      ) {\n        droppedAttributesCount++;\n        continue;\n      }\n      attributes[attr] = this._truncateToSize(attrVal!);\n      eventAttributesCount++;\n    }\n\n    this.events.push({\n      name,\n      attributes,\n      time: this._getTime(timeStamp),\n      droppedAttributesCount,\n    });\n    return this;\n  }\n\n  addLink(link: Link): this {\n    if (this._isSpanEnded()) return this;\n\n    const { linkCountLimit } = this._spanLimits;\n\n    if (linkCountLimit === 0) {\n      this._droppedLinksCount++;\n      return this;\n    }\n\n    if (linkCountLimit !== undefined && this.links.length >= linkCountLimit) {\n      if (this._droppedLinksCount === 0) {\n        diag.debug('Dropping extra links.');\n      }\n      this.links.shift();\n      this._droppedLinksCount++;\n    }\n\n    const { attributePerLinkCountLimit } = this._spanLimits;\n    const sanitized = sanitizeAttributes(link.attributes);\n    const attributes: Attributes = {};\n    let droppedAttributesCount = 0;\n    let linkAttributesCount = 0;\n\n    for (const attr in sanitized) {\n      if (!Object.prototype.hasOwnProperty.call(sanitized, attr)) {\n        continue;\n      }\n      const attrVal = sanitized[attr];\n      if (\n        attributePerLinkCountLimit !== undefined &&\n        linkAttributesCount >= attributePerLinkCountLimit\n      ) {\n        droppedAttributesCount++;\n        continue;\n      }\n      attributes[attr] = this._truncateToSize(attrVal!);\n      linkAttributesCount++;\n    }\n\n    const processedLink: Link = { context: link.context };\n    if (linkAttributesCount > 0) {\n      processedLink.attributes = attributes;\n    }\n    if (droppedAttributesCount > 0) {\n      processedLink.droppedAttributesCount = droppedAttributesCount;\n    }\n\n    this.links.push(processedLink);\n    return this;\n  }\n\n  addLinks(links: Link[]): this {\n    for (const link of links) {\n      this.addLink(link);\n    }\n    return this;\n  }\n\n  setStatus(status: SpanStatus): this {\n    if (this._isSpanEnded()) return this;\n    if (status.code === SpanStatusCode.UNSET) return this;\n    if (this.status.code === SpanStatusCode.OK) return this;\n\n    const newStatus: SpanStatus = { code: status.code };\n\n    // When using try-catch, the caught \"error\" is of type `any`. When then assigning `any` to `status.message`,\n    // TypeScript will not error. While this can happen during use of any API, it is more common on Span#setStatus()\n    // as it's likely used in a catch-block. Therefore, we validate if `status.message` is actually a string, null, or\n    // undefined to avoid an incorrect type causing issues downstream.\n    if (status.code === SpanStatusCode.ERROR) {\n      if (typeof status.message === 'string') {\n        newStatus.message = status.message;\n      } else if (status.message != null) {\n        diag.warn(\n          `Dropping invalid status.message of type '${typeof status.message}', expected 'string'`\n        );\n      }\n    }\n\n    this.status = newStatus;\n    return this;\n  }\n\n  updateName(name: string): this {\n    if (this._isSpanEnded()) return this;\n    this.name = name;\n    return this;\n  }\n\n  end(endTime?: TimeInput): void {\n    if (this._isSpanEnded()) {\n      diag.error(\n        `${this.name} ${this._spanContext.traceId}-${this._spanContext.spanId} - You can only call end() on a span once.`\n      );\n      return;\n    }\n    this.endTime = this._getTime(endTime);\n    this._duration = hrTimeDuration(this.startTime, this.endTime);\n\n    if (this._duration[0] < 0) {\n      diag.warn(\n        'Inconsistent start and end time, startTime > endTime. Setting span duration to 0ms.',\n        this.startTime,\n        this.endTime\n      );\n      this.endTime = this.startTime.slice() as HrTime;\n      this._duration = [0, 0];\n    }\n\n    if (this._droppedEventsCount > 0) {\n      diag.warn(\n        `Dropped ${this._droppedEventsCount} events because eventCountLimit reached`\n      );\n    }\n    if (this._droppedLinksCount > 0) {\n      diag.warn(\n        `Dropped ${this._droppedLinksCount} links because linkCountLimit reached`\n      );\n    }\n    if (this._spanProcessor.onEnding) {\n      this._spanProcessor.onEnding(this);\n    }\n\n    this._recordEndMetrics?.();\n    this._ended = true;\n    this._spanProcessor.onEnd(this);\n  }\n\n  private _getTime(inp?: TimeInput): HrTime {\n    if (typeof inp === 'number' && inp <= otperformance.now()) {\n      // must be a performance timestamp\n      // apply correction and convert to hrtime\n      return hrTime(inp + this._performanceOffset);\n    }\n\n    if (typeof inp === 'number') {\n      return millisToHrTime(inp);\n    }\n\n    if (inp instanceof Date) {\n      return millisToHrTime(inp.getTime());\n    }\n\n    if (isTimeInputHrTime(inp)) {\n      return inp;\n    }\n\n    if (this._startTimeProvided) {\n      // if user provided a time for the start manually\n      // we can't use duration to calculate event/end times\n      return millisToHrTime(Date.now());\n    }\n\n    const msDuration = otperformance.now() - this._performanceStartTime;\n    return addHrTimes(this.startTime, millisToHrTime(msDuration));\n  }\n\n  isRecording(): boolean {\n    return this._ended === false;\n  }\n\n  recordException(exception: Exception, time?: TimeInput): void {\n    const attributes: Attributes = {};\n    if (typeof exception === 'string') {\n      attributes[ATTR_EXCEPTION_MESSAGE] = exception;\n    } else if (exception) {\n      if (exception.code) {\n        attributes[ATTR_EXCEPTION_TYPE] = exception.code.toString();\n      } else if (exception.name) {\n        attributes[ATTR_EXCEPTION_TYPE] = exception.name;\n      }\n      if (exception.message) {\n        attributes[ATTR_EXCEPTION_MESSAGE] = exception.message;\n      }\n      if (exception.stack) {\n        attributes[ATTR_EXCEPTION_STACKTRACE] = exception.stack;\n      }\n    }\n\n    // these are minimum requirements from spec\n    if (attributes[ATTR_EXCEPTION_TYPE] || attributes[ATTR_EXCEPTION_MESSAGE]) {\n      this.addEvent(ExceptionEventName, attributes, time);\n    } else {\n      diag.warn(`Failed to record an exception ${exception}`);\n    }\n  }\n\n  get duration(): HrTime {\n    return this._duration;\n  }\n\n  get ended(): boolean {\n    return this._ended;\n  }\n\n  get droppedAttributesCount(): number {\n    return this._droppedAttributesCount;\n  }\n\n  get droppedEventsCount(): number {\n    return this._droppedEventsCount;\n  }\n\n  get droppedLinksCount(): number {\n    return this._droppedLinksCount;\n  }\n\n  private _isSpanEnded(): boolean {\n    if (this._ended) {\n      const error = new Error(\n        `Operation attempted on ended Span {traceId: ${this._spanContext.traceId}, spanId: ${this._spanContext.spanId}}`\n      );\n\n      diag.warn(\n        `Cannot execute the operation on ended Span {traceId: ${this._spanContext.traceId}, spanId: ${this._spanContext.spanId}}`,\n        error\n      );\n    }\n    return this._ended;\n  }\n\n  // Utility function to truncate given value within size\n  // for value type of string, will truncate to given limit\n  // for type of non-string, will return same value\n  private _truncateToLimitUtil(value: string, limit: number): string {\n    if (value.length <= limit) {\n      return value;\n    }\n    return value.substring(0, limit);\n  }\n\n  /**\n   * If the given attribute value is of type string and has more characters than given {@code attributeValueLengthLimit} then\n   * return string with truncated to {@code attributeValueLengthLimit} characters\n   *\n   * If the given attribute value is array of strings then\n   * return new array of strings with each element truncated to {@code attributeValueLengthLimit} characters\n   *\n   * Otherwise return same Attribute {@code value}\n   *\n   * @param value Attribute value\n   * @returns truncated attribute value if required, otherwise same value\n   */\n  private _truncateToSize(value: AttributeValue): AttributeValue {\n    const limit = this._attributeValueLengthLimit;\n    // Check limit\n    if (limit <= 0) {\n      // Negative values are invalid, so do not truncate\n      diag.warn(`Attribute value limit must be positive, got ${limit}`);\n      return value;\n    }\n\n    // String\n    if (typeof value === 'string') {\n      return this._truncateToLimitUtil(value, limit);\n    }\n\n    // Array of strings\n    if (Array.isArray(value)) {\n      return (value as []).map(val =>\n        typeof val === 'string' ? this._truncateToLimitUtil(val, limit) : val\n      );\n    }\n\n    // Other types, no need to apply value length limit\n    return value;\n  }\n}\n"]}
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* Copyright The OpenTelemetry Authors\n * SPDX-License-Identifier: Apache-2.0\n */\n\nimport type {\n  Context,\n  Exception,\n  HrTime,\n  Link,\n  Span as APISpan,\n  SpanOptions as APISpanOptions,\n  Attributes,\n  AttributeValue,\n  SpanContext,\n  SpanKind,\n  SpanStatus,\n  TimeInput,\n} from '@opentelemetry/api';\nimport { diag, SpanStatusCode } from '@opentelemetry/api';\nimport type { InstrumentationScope } from '@opentelemetry/core';\nimport {\n  addHrTimes,\n  millisToHrTime,\n  hrTime,\n  hrTimeDuration,\n  isAttributeValue,\n  isTimeInput,\n  isTimeInputHrTime,\n  otperformance,\n  sanitizeAttributes,\n} from '@opentelemetry/core';\nimport type { Resource } from '@opentelemetry/resources';\nimport {\n  ATTR_EXCEPTION_MESSAGE,\n  ATTR_EXCEPTION_STACKTRACE,\n  ATTR_EXCEPTION_TYPE,\n} from '@opentelemetry/semantic-conventions';\nimport type { ReadableSpan } from './export/ReadableSpan';\nimport { ExceptionEventName } from './enums';\nimport type { SpanProcessor } from './SpanProcessor';\nimport type { TimedEvent } from './TimedEvent';\nimport type { SpanLimits } from './types';\nimport type { InspectFn, InspectStylizeOptions } from './inspect';\nimport {\n  formatInspect,\n  inspectCustom,\n  settledResourceAttributes,\n} from './inspect';\n\n/**\n * This type provides the properties of @link{ReadableSpan} at the same time\n * of the Span API\n */\nexport type Span = APISpan & ReadableSpan;\n\n// `root` is omitted because it is consumed by Tracer.startSpan() to strip\n// parent context but it has no meaning when constructing a Span directly.\ntype SpanOptions = Omit<APISpanOptions, 'root'> & {\n  resource: Resource;\n  scope: InstrumentationScope;\n  context: Context;\n  spanContext: SpanContext;\n  name: string;\n  // Required here to override optional `kind` from the API's SpanOptions\n  // SpanImpl assigns it unconditionally and ReadableSpan expects it to be set.\n  kind: SpanKind;\n  parentSpanContext?: SpanContext;\n  spanLimits: SpanLimits;\n  spanProcessor: SpanProcessor;\n  recordEndMetrics?: () => void;\n};\n\n/**\n * This class represents a span.\n */\nexport class SpanImpl implements Span {\n  // Below properties are included to implement ReadableSpan for export\n  // purposes but are not intended to be written-to directly.\n  private readonly _spanContext: SpanContext;\n  readonly kind: SpanKind;\n  readonly parentSpanContext?: SpanContext;\n  readonly attributes: Attributes = {};\n  readonly links: Link[] = [];\n  readonly events: TimedEvent[] = [];\n  readonly startTime: HrTime;\n  readonly resource: Resource;\n  readonly instrumentationScope: InstrumentationScope;\n\n  private _droppedAttributesCount = 0;\n  private _droppedEventsCount: number = 0;\n  private _droppedLinksCount: number = 0;\n  private _attributesCount: number = 0;\n\n  name: string;\n  status: SpanStatus = {\n    code: SpanStatusCode.UNSET,\n  };\n  endTime: HrTime = [0, 0];\n  private _ended = false;\n  private _duration: HrTime = [-1, -1];\n  private readonly _spanProcessor: SpanProcessor;\n  private readonly _spanLimits: SpanLimits;\n  private readonly _attributeValueLengthLimit: number;\n  private readonly _recordEndMetrics?: () => void;\n\n  private readonly _performanceStartTime: number;\n  private readonly _performanceOffset: number;\n  private readonly _startTimeProvided: boolean;\n\n  /**\n   * Constructs a new SpanImpl instance.\n   */\n  constructor(opts: SpanOptions) {\n    const now = Date.now();\n\n    this._spanContext = opts.spanContext;\n    this._performanceStartTime = otperformance.now();\n    this._performanceOffset =\n      now - (this._performanceStartTime + otperformance.timeOrigin);\n    this._startTimeProvided = opts.startTime != null;\n    this._spanLimits = opts.spanLimits;\n    this._attributeValueLengthLimit =\n      this._spanLimits.attributeValueLengthLimit ?? 0;\n    this._spanProcessor = opts.spanProcessor;\n\n    this.name = opts.name;\n    this.parentSpanContext = opts.parentSpanContext;\n    this.kind = opts.kind;\n    if (opts.links) {\n      for (const link of opts.links) {\n        this.addLink(link);\n      }\n    }\n    this.startTime = this._getTime(opts.startTime ?? now);\n    this.resource = opts.resource;\n    this.instrumentationScope = opts.scope;\n    this._recordEndMetrics = opts.recordEndMetrics;\n\n    if (opts.attributes != null) {\n      this.setAttributes(opts.attributes);\n    }\n\n    this._spanProcessor.onStart(this, opts.context);\n  }\n\n  spanContext(): SpanContext {\n    return this._spanContext;\n  }\n\n  setAttribute(key: string, value?: AttributeValue): this;\n  setAttribute(key: string, value: unknown): this {\n    if (value == null || this._isSpanEnded()) return this;\n    if (key.length === 0) {\n      diag.warn(`Invalid attribute key: ${key}`);\n      return this;\n    }\n    if (!isAttributeValue(value)) {\n      diag.warn(`Invalid attribute value set for key: ${key}`);\n      return this;\n    }\n\n    const { attributeCountLimit } = this._spanLimits;\n    const isNewKey = !Object.prototype.hasOwnProperty.call(\n      this.attributes,\n      key\n    );\n\n    if (\n      attributeCountLimit !== undefined &&\n      this._attributesCount >= attributeCountLimit &&\n      isNewKey\n    ) {\n      this._droppedAttributesCount++;\n      return this;\n    }\n\n    this.attributes[key] = this._truncateToSize(value);\n    if (isNewKey) {\n      this._attributesCount++;\n    }\n    return this;\n  }\n\n  setAttributes(attributes: Attributes): this {\n    for (const key in attributes) {\n      if (Object.prototype.hasOwnProperty.call(attributes, key)) {\n        this.setAttribute(key, attributes[key]);\n      }\n    }\n    return this;\n  }\n\n  /**\n   *\n   * @param name Span Name\n   * @param [attributesOrStartTime] Span attributes or start time\n   *     if type is {@type TimeInput} and 3rd param is undefined\n   * @param [timeStamp] Specified time stamp for the event\n   */\n  addEvent(\n    name: string,\n    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attributes;\n    }\n    if (droppedAttributesCount > 0) {\n      processedLink.droppedAttributesCount = droppedAttributesCount;\n    }\n\n    this.links.push(processedLink);\n    return this;\n  }\n\n  addLinks(links: Link[]): this {\n    for (const link of links) {\n      this.addLink(link);\n    }\n    return this;\n  }\n\n  setStatus(status: SpanStatus): this {\n    if (this._isSpanEnded()) return this;\n    if (status.code === SpanStatusCode.UNSET) return this;\n    if (this.status.code === SpanStatusCode.OK) return this;\n\n    const newStatus: SpanStatus = { code: status.code };\n\n    // When using try-catch, the caught \"error\" is of type `any`. When then assigning `any` to `status.message`,\n    // TypeScript will not error. While this can happen during use of any API, it is more common on Span#setStatus()\n    // as it's likely used in a catch-block. Therefore, we validate if `status.message` is actually a string, null, or\n    // undefined to avoid an incorrect type causing issues downstream.\n    if (status.code === SpanStatusCode.ERROR) {\n      if (typeof status.message === 'string') {\n        newStatus.message = status.message;\n      } else if (status.message != null) {\n        diag.warn(\n          `Dropping invalid status.message of type '${typeof status.message}', expected 'string'`\n        );\n      }\n    }\n\n    this.status = newStatus;\n    return this;\n  }\n\n  updateName(name: string): this {\n    if (this._isSpanEnded()) return this;\n    this.name = name;\n    return this;\n  }\n\n  end(endTime?: TimeInput): void {\n    if (this._isSpanEnded()) {\n      diag.error(\n        `${this.name} ${this._spanContext.traceId}-${this._spanContext.spanId} - You can only call end() on a span once.`\n      );\n      return;\n    }\n    this.endTime = this._getTime(endTime);\n    this._duration = hrTimeDuration(this.startTime, this.endTime);\n\n    if (this._duration[0] < 0) {\n      diag.warn(\n        'Inconsistent start and end time, startTime > endTime. Setting span duration to 0ms.',\n        this.startTime,\n        this.endTime\n      );\n      this.endTime = this.startTime.slice() as HrTime;\n      this._duration = [0, 0];\n    }\n\n    if (this._droppedEventsCount > 0) {\n      diag.warn(\n        `Dropped ${this._droppedEventsCount} events because eventCountLimit reached`\n      );\n    }\n    if (this._droppedLinksCount > 0) {\n      diag.warn(\n        `Dropped ${this._droppedLinksCount} links because linkCountLimit reached`\n      );\n    }\n    if (this._spanProcessor.onEnding) {\n      this._spanProcessor.onEnding(this);\n    }\n\n    this._recordEndMetrics?.();\n    this._ended = true;\n    this._spanProcessor.onEnd(this);\n  }\n\n  private _getTime(inp?: TimeInput): HrTime {\n    if (typeof inp === 'number' && inp <= otperformance.now()) {\n      // must be a performance timestamp\n      // apply correction and convert to hrtime\n      return hrTime(inp + this._performanceOffset);\n    }\n\n    if (typeof inp === 'number') {\n      return millisToHrTime(inp);\n    }\n\n    if (inp instanceof Date) {\n      return millisToHrTime(inp.getTime());\n    }\n\n    if (isTimeInputHrTime(inp)) {\n      return inp;\n    }\n\n    if (this._startTimeProvided) {\n      // if user provided a time for the start manually\n      // we can't use duration to calculate event/end times\n      return millisToHrTime(Date.now());\n    }\n\n    const msDuration = otperformance.now() - this._performanceStartTime;\n    return addHrTimes(this.startTime, millisToHrTime(msDuration));\n  }\n\n  isRecording(): boolean {\n    return this._ended === false;\n  }\n\n  recordException(exception: Exception, time?: TimeInput): void {\n    const attributes: Attributes = {};\n    if (typeof exception === 'string') {\n      attributes[ATTR_EXCEPTION_MESSAGE] = exception;\n    } else if (exception) {\n      if (exception.code) {\n        attributes[ATTR_EXCEPTION_TYPE] = exception.code.toString();\n      } else if (exception.name) {\n        attributes[ATTR_EXCEPTION_TYPE] = exception.name;\n      }\n      if (exception.message) {\n        attributes[ATTR_EXCEPTION_MESSAGE] = exception.message;\n      }\n      if (exception.stack) {\n        attributes[ATTR_EXCEPTION_STACKTRACE] = exception.stack;\n      }\n    }\n\n    // these are minimum requirements from spec\n    if (attributes[ATTR_EXCEPTION_TYPE] || attributes[ATTR_EXCEPTION_MESSAGE]) {\n      this.addEvent(ExceptionEventName, attributes, time);\n    } else {\n      diag.warn(`Failed to record an exception ${exception}`);\n    }\n  }\n\n  get duration(): HrTime {\n    return this._duration;\n  }\n\n  get ended(): boolean {\n    return this._ended;\n  }\n\n  get droppedAttributesCount(): number {\n    return this._droppedAttributesCount;\n  }\n\n  get droppedEventsCount(): number {\n    return this._droppedEventsCount;\n  }\n\n  get droppedLinksCount(): number {\n    return this._droppedLinksCount;\n  }\n\n  private _isSpanEnded(): boolean {\n    if (this._ended) {\n      const error = new Error(\n        `Operation attempted on ended Span {traceId: ${this._spanContext.traceId}, spanId: ${this._spanContext.spanId}}`\n      );\n\n      diag.warn(\n        `Cannot execute the operation on ended Span {traceId: ${this._spanContext.traceId}, spanId: ${this._spanContext.spanId}}`,\n        error\n      );\n    }\n    return this._ended;\n  }\n\n  // Utility function to truncate given value within size\n  // for value type of string, will truncate to given limit\n  // for type of non-string, will return same value\n  private _truncateToLimitUtil(value: string, limit: number): string {\n    if (value.length <= limit) {\n      return value;\n    }\n    return value.substring(0, limit);\n  }\n\n  /**\n   * If the given attribute value is of type string and has more characters than given {@code attributeValueLengthLimit} then\n   * return string with truncated to {@code attributeValueLengthLimit} characters\n   *\n   * If the given attribute value is array of strings then\n   * return new array of strings with each element truncated to {@code attributeValueLengthLimit} characters\n   *\n   * Otherwise return same Attribute {@code value}\n   *\n   * @param value Attribute value\n   * @returns truncated attribute value if required, otherwise same value\n   */\n  private _truncateToSize(value: AttributeValue): AttributeValue {\n    const limit = this._attributeValueLengthLimit;\n    // Check limit\n    if (limit <= 0) {\n      // Negative values are invalid, so do not truncate\n      diag.warn(`Attribute value limit must be positive, got ${limit}`);\n      return value;\n    }\n\n    // String\n    if (typeof value === 'string') {\n      return this._truncateToLimitUtil(value, limit);\n    }\n\n    // Array of strings\n    if (Array.isArray(value)) {\n      return (value as []).map(val =>\n        typeof val === 'string' ? this._truncateToLimitUtil(val, limit) : val\n      );\n    }\n\n    // Other types, no need to apply value length limit\n    return value;\n  }\n\n  [inspectCustom](\n    depth: number,\n    options: InspectStylizeOptions | undefined,\n    inspect: InspectFn | undefined\n  ): unknown {\n    const payload = {\n      name: this.name,\n      kind: this.kind,\n      spanContext: this._spanContext,\n      parentSpanContext: this.parentSpanContext,\n      status: this.status,\n      startTime: this.startTime,\n      endTime: this.endTime,\n      duration: this._duration,\n      ended: this._ended,\n      attributes: this.attributes,\n      events: this.events,\n      links: this.links,\n      droppedAttributesCount: this._droppedAttributesCount,\n      droppedEventsCount: this._droppedEventsCount,\n      droppedLinksCount: this._droppedLinksCount,\n      instrumentationScope: this.instrumentationScope,\n      resource: { attributes: settledResourceAttributes(this.resource) },\n    };\n    return formatInspect('SpanImpl', payload, depth, options, inspect);\n  }\n}\n"]}

build/src/Tracer.d.ts

@@ -6,2 +6,4 @@ import * as api from '@opentelemetry/api';
 import type { Resource } from '@opentelemetry/resources';
+import type { InspectFn, InspectStylizeOptions } from './inspect';
+import { inspectCustom } from './inspect';
 /**
@@ -34,2 +36,7 @@ * This class represents a basic tracer.
      *
+     * **Important**: The callback function is responsible for calling `span.end()`
+     * to finish the span. Unlike some other OpenTelemetry implementations, the span
+     * is NOT automatically ended when the callback returns. If `span.end()` is not
+     * called, the span will never be exported and will be silently lost.
+     *
      * @param name The name of the span
@@ -79,3 +86,4 @@ * @param [options] SpanOptions used for span creation
     getSpanLimits(): SpanLimits;
+    [inspectCustom](depth: number, options: InspectStylizeOptions | undefined, inspect: InspectFn | undefined): unknown;
 }
 //# sourceMappingURL=Tracer.d.ts.map

build/src/Tracer.js

@@ -15,2 +15,3 @@ "use strict";
 const version_1 = require("./version");
+const inspect_1 = require("./inspect");
 /**
@@ -149,4 +150,13 @@ * This class represents a basic tracer.
     }
+    [inspect_1.inspectCustom](depth, options, inspect) {
+        const payload = {
+            instrumentationScope: this.instrumentationScope,
+            resource: { attributes: (0, inspect_1.settledResourceAttributes)(this._resource) },
+            spanLimits: this._spanLimits,
+            generalLimits: this._generalLimits,
+        };
+        return (0, inspect_1.formatInspect)('Tracer', payload, depth, options, inspect);
+    }
 }
 exports.Tracer = Tracer;
 //# sourceMappingURL=Tracer.js.map

build/src/Tracer.js.map

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* Copyright The OpenTelemetry Authors\n * SPDX-License-Identifier: Apache-2.0\n */\n\nimport * as api from '@opentelemetry/api';\nimport type { InstrumentationScope } from '@opentelemetry/core';\nimport { sanitizeAttributes, isTracingSuppressed } from '@opentelemetry/core';\nimport { SpanImpl } from './Span';\nimport type { GeneralLimits, SpanLimits, TracerConfig } from './types';\nimport { mergeConfig } from './utility';\nimport type { SpanProcessor } from './SpanProcessor';\nimport type { Sampler } from './Sampler';\nimport type { IdGenerator } from './IdGenerator';\nimport { RandomIdGenerator } from './platform';\nimport type { Resource } from '@opentelemetry/resources';\nimport { TracerMetrics } from './TracerMetrics';\nimport { VERSION } from './version';\n\n/**\n * This class represents a basic tracer.\n */\nexport class Tracer implements api.Tracer {\n  private readonly _sampler: Sampler;\n  private readonly _generalLimits: GeneralLimits;\n  private readonly _spanLimits: SpanLimits;\n  private readonly _idGenerator: IdGenerator;\n  readonly instrumentationScope: InstrumentationScope;\n\n  private readonly _resource: Resource;\n  private readonly _spanProcessor: SpanProcessor;\n  private readonly _tracerMetrics: TracerMetrics;\n\n  /**\n   * Constructs a new Tracer instance.\n   */\n  constructor(\n    instrumentationScope: InstrumentationScope,\n    config: TracerConfig,\n    resource: Resource,\n    spanProcessor: SpanProcessor\n  ) {\n    const localConfig = mergeConfig(config);\n    this._sampler = localConfig.sampler;\n    this._generalLimits = localConfig.generalLimits;\n    this._spanLimits = localConfig.spanLimits;\n    this._idGenerator = config.idGenerator || new RandomIdGenerator();\n    this._resource = resource;\n    this._spanProcessor = spanProcessor;\n    this.instrumentationScope = instrumentationScope;\n\n    const meter = localConfig.meterProvider\n      ? localConfig.meterProvider.getMeter('@opentelemetry/sdk-trace', VERSION)\n      : api.createNoopMeter();\n    this._tracerMetrics = new TracerMetrics(meter);\n  }\n\n  /**\n   * Starts a new Span or returns the default NoopSpan based on the sampling\n   * decision.\n   */\n  startSpan(\n    name: string,\n    options: api.SpanOptions = {},\n    context = api.context.active()\n  ): api.Span {\n    // remove span from context in case a root span is requested via options\n    if (options.root) {\n      context = api.trace.deleteSpan(context);\n    }\n    const parentSpan = api.trace.getSpan(context);\n\n    if (isTracingSuppressed(context)) {\n      api.diag.debug('Instrumentation suppressed, returning Noop Span');\n      const nonRecordingSpan = api.trace.wrapSpanContext(\n        api.INVALID_SPAN_CONTEXT\n      );\n      return nonRecordingSpan;\n    }\n\n    const parentSpanContext = parentSpan?.spanContext();\n    const spanId = this._idGenerator.generateSpanId();\n    let validParentSpanContext;\n    let traceId;\n    let traceState;\n    if (\n      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* Copyright The OpenTelemetry Authors\n * SPDX-License-Identifier: Apache-2.0\n */\n\nimport * as api from '@opentelemetry/api';\nimport type { InstrumentationScope } from '@opentelemetry/core';\nimport { sanitizeAttributes, isTracingSuppressed } from '@opentelemetry/core';\nimport { SpanImpl } from './Span';\nimport type { GeneralLimits, SpanLimits, TracerConfig } from './types';\nimport { mergeConfig } from './utility';\nimport type { SpanProcessor } from './SpanProcessor';\nimport type { Sampler } from './Sampler';\nimport type { IdGenerator } from './IdGenerator';\nimport { RandomIdGenerator } from './platform';\nimport type { Resource } from '@opentelemetry/resources';\nimport { TracerMetrics } from './TracerMetrics';\nimport { VERSION } from './version';\nimport type { InspectFn, InspectStylizeOptions } from './inspect';\nimport {\n  formatInspect,\n  inspectCustom,\n  settledResourceAttributes,\n} from './inspect';\n\n/**\n * This class represents a basic tracer.\n */\nexport class Tracer implements api.Tracer {\n  private readonly _sampler: Sampler;\n  private readonly _generalLimits: GeneralLimits;\n  private readonly _spanLimits: SpanLimits;\n  private readonly _idGenerator: IdGenerator;\n  readonly instrumentationScope: InstrumentationScope;\n\n  private readonly _resource: Resource;\n  private readonly _spanProcessor: SpanProcessor;\n  private readonly _tracerMetrics: TracerMetrics;\n\n  /**\n   * Constructs a new Tracer instance.\n   */\n  constructor(\n    instrumentationScope: InstrumentationScope,\n    config: TracerConfig,\n    resource: Resource,\n    spanProcessor: SpanProcessor\n  ) {\n    const localConfig = mergeConfig(config);\n    this._sampler = localConfig.sampler;\n    this._generalLimits = localConfig.generalLimits;\n    this._spanLimits = localConfig.spanLimits;\n    this._idGenerator = config.idGenerator || new RandomIdGenerator();\n    this._resource = resource;\n    this._spanProcessor = spanProcessor;\n    this.instrumentationScope = instrumentationScope;\n\n    const meter = localConfig.meterProvider\n      ? localConfig.meterProvider.getMeter('@opentelemetry/sdk-trace', VERSION)\n      : api.createNoopMeter();\n    this._tracerMetrics = new TracerMetrics(meter);\n  }\n\n  /**\n   * Starts a new Span or returns the default NoopSpan based on the sampling\n   * decision.\n   */\n  startSpan(\n    name: string,\n    options: api.SpanOptions = {},\n    context = api.context.active()\n  ): api.Span {\n    // remove span from context in case a root span is requested via options\n    if (options.root) {\n      context = api.trace.deleteSpan(context);\n    }\n    const parentSpan = api.trace.getSpan(context);\n\n    if (isTracingSuppressed(context)) {\n      api.diag.debug('Instrumentation suppressed, returning Noop Span');\n      const nonRecordingSpan = api.trace.wrapSpanContext(\n        api.INVALID_SPAN_CONTEXT\n      );\n      return nonRecordingSpan;\n    }\n\n    const parentSpanContext = parentSpan?.spanContext();\n    const spanId = this._idGenerator.generateSpanId();\n    let validParentSpanContext;\n    let traceId;\n    let traceState;\n    if (\n      !parentSpanContext ||\n      !api.trace.isSpanContextValid(parentSpanContext)\n    ) {\n      // New root span.\n      traceId = this._idGenerator.generateTraceId();\n    } else {\n      // New child span.\n      traceId = parentSpanContext.traceId;\n      traceState = parentSpanContext.traceState;\n      validParentSpanContext = parentSpanContext;\n    }\n\n    const spanKind = options.kind ?? api.SpanKind.INTERNAL;\n    const links = (options.links ?? []).map(link => {\n      return {\n        context: link.context,\n        attributes: sanitizeAttributes(link.attributes),\n      };\n    });\n    const attributes = sanitizeAttributes(options.attributes);\n    // make sampling decision\n    const samplingResult = this._sampler.shouldSample(\n      context,\n      traceId,\n      name,\n      spanKind,\n      attributes,\n      links\n    );\n\n    const recordEndMetrics = this._tracerMetrics.startSpan(\n      parentSpanContext,\n      samplingResult.decision\n    );\n\n    traceState = samplingResult.traceState ?? traceState;\n\n    const traceFlags =\n      samplingResult.decision === api.SamplingDecision.RECORD_AND_SAMPLED\n        ? api.TraceFlags.SAMPLED\n        : api.TraceFlags.NONE;\n    const spanContext = { traceId, spanId, traceFlags, traceState };\n    if (samplingResult.decision === api.SamplingDecision.NOT_RECORD) {\n      api.diag.debug(\n        'Recording is off, propagating context in a non-recording span'\n      );\n      const nonRecordingSpan = api.trace.wrapSpanContext(spanContext);\n      return nonRecordingSpan;\n    }\n\n    // Set initial span attributes. The attributes object may have been mutated\n    // by the sampler, so we sanitize the merged attributes before setting them.\n    const initAttributes = sanitizeAttributes(\n      Object.assign(attributes, samplingResult.attributes)\n    );\n\n    const span = new SpanImpl({\n      resource: this._resource,\n      scope: this.instrumentationScope,\n      context,\n      spanContext,\n      name,\n      kind: spanKind,\n      links,\n      parentSpanContext: validParentSpanContext,\n      attributes: initAttributes,\n      startTime: options.startTime,\n      spanProcessor: this._spanProcessor,\n      spanLimits: this._spanLimits,\n      recordEndMetrics,\n    });\n    return span;\n  }\n\n  /**\n   * Starts a new {@link Span} and calls the given function passing it the\n   * created span as first argument.\n   * Additionally the new span gets set in context and this context is activated\n   * for the duration of the function call.\n   *\n   * **Important**: The callback function is responsible for calling `span.end()`\n   * to finish the span. Unlike some other OpenTelemetry implementations, the span\n   * is NOT automatically ended when the callback returns. If `span.end()` is not\n   * called, the span will never be exported and will be silently lost.\n   *\n   * @param name The name of the span\n   * @param [options] SpanOptions used for span creation\n   * @param [context] Context to use to extract parent\n   * @param fn function called in the context of the span and receives the newly created span as an argument\n   * @returns return value of fn\n   * @example\n   *   const something = tracer.startActiveSpan('op', span => {\n   *     try {\n   *       do some work\n   *       span.setStatus({code: SpanStatusCode.OK});\n   *       return something;\n   *     } catch (err) {\n   *       span.setStatus({\n   *         code: SpanStatusCode.ERROR,\n   *         message: err.message,\n   *       });\n   *       throw err;\n   *     } finally {\n   *       span.end();\n   *     }\n   *   });\n   * @example\n   *   const span = tracer.startActiveSpan('op', span => {\n   *     try {\n   *       do some work\n   *       return span;\n   *     } catch (err) {\n   *       span.setStatus({\n   *         code: SpanStatusCode.ERROR,\n   *         message: err.message,\n   *       });\n   *       throw err;\n   *     }\n   *   });\n   *   do some more work\n   *   span.end();\n   */\n  startActiveSpan<F extends (span: api.Span) => ReturnType<F>>(\n    name: string,\n    fn: F\n  ): ReturnType<F>;\n  startActiveSpan<F extends (span: api.Span) => ReturnType<F>>(\n    name: string,\n    opts: api.SpanOptions,\n    fn: F\n  ): ReturnType<F>;\n  startActiveSpan<F extends (span: api.Span) => ReturnType<F>>(\n    name: string,\n    opts: api.SpanOptions,\n    ctx: api.Context,\n    fn: F\n  ): ReturnType<F>;\n  startActiveSpan<F extends (span: api.Span) => ReturnType<F>>(\n    name: string,\n    arg2?: F | api.SpanOptions,\n    arg3?: F | api.Context,\n    arg4?: F\n  ): ReturnType<F> | undefined {\n    let opts: api.SpanOptions | undefined;\n    let ctx: api.Context | undefined;\n    let fn: F;\n\n    if (arguments.length < 2) {\n      return;\n    } else if (arguments.length === 2) {\n      fn = arg2 as F;\n    } else if (arguments.length === 3) {\n      opts = arg2 as api.SpanOptions | undefined;\n      fn = arg3 as F;\n    } else {\n      opts = arg2 as api.SpanOptions | undefined;\n      ctx = arg3 as api.Context | undefined;\n      fn = arg4 as F;\n    }\n\n    const parentContext = ctx ?? api.context.active();\n    const span = this.startSpan(name, opts, parentContext);\n    const contextWithSpanSet = api.trace.setSpan(parentContext, span);\n\n    return api.context.with(contextWithSpanSet, fn, undefined, span);\n  }\n\n  /** Returns the active {@link GeneralLimits}. */\n  getGeneralLimits(): GeneralLimits {\n    return this._generalLimits;\n  }\n\n  /** Returns the active {@link SpanLimits}. */\n  getSpanLimits(): SpanLimits {\n    return this._spanLimits;\n  }\n\n  [inspectCustom](\n    depth: number,\n    options: InspectStylizeOptions | undefined,\n    inspect: InspectFn | undefined\n  ): unknown {\n    const payload = {\n      instrumentationScope: this.instrumentationScope,\n      resource: { attributes: settledResourceAttributes(this._resource) },\n      spanLimits: this._spanLimits,\n      generalLimits: this._generalLimits,\n    };\n    return formatInspect('Tracer', payload, depth, options, inspect);\n  }\n}\n"]}

build/src/version.d.ts

@@ -1,2 +0,2 @@
-export declare const VERSION = "2.7.1";
+export declare const VERSION = "2.8.0";
 //# sourceMappingURL=version.d.ts.map

build/src/version.js

@@ -9,3 +9,3 @@ "use strict";
 // this is autogenerated file, see scripts/version-update.js
-exports.VERSION = '2.7.1';
+exports.VERSION = '2.8.0';
 //# sourceMappingURL=version.js.map

build/src/version.js.map

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package.json

 {
   "name": "@opentelemetry/sdk-trace-base",
-  "version": "2.7.1",
+  "version": "2.8.0",
   "description": "OpenTelemetry Tracing",
@@ -28,4 +28,4 @@ "main": "build/src/index.js",
     "tdd:browser": "karma start",
-    "lint": "eslint . --ext .ts",
-    "lint:fix": "eslint . --ext .ts --fix",
+    "lint": "eslint .",
+    "lint:fix": "eslint . --fix",
     "version": "node ../../scripts/version-update.js",
@@ -69,3 +69,3 @@ "watch": "tsc --build --watch tsconfig.json tsconfig.esm.json tsconfig.esnext.json",
     "@opentelemetry/api": ">=1.3.0 <1.10.0",
-    "@opentelemetry/sdk-metrics": "2.7.1",
+    "@opentelemetry/sdk-metrics": "2.8.0",
     "@types/benchmark": "2.1.5",
@@ -76,3 +76,3 @@ "@types/mocha": "10.0.10",
     "@types/webpack-env": "1.16.3",
-    "babel-plugin-istanbul": "7.0.1",
+    "babel-plugin-istanbul": "8.0.0",
     "karma": "6.4.4",
@@ -88,3 +88,3 @@ "karma-chrome-launcher": "3.1.0",
     "sinon": "18.0.1",
-    "ts-loader": "9.5.4",
+    "ts-loader": "9.5.7",
     "typescript": "5.0.4",
@@ -97,4 +97,4 @@ "webpack": "5.104.1"
   "dependencies": {
-    "@opentelemetry/core": "2.7.1",
-    "@opentelemetry/resources": "2.7.1",
+    "@opentelemetry/core": "2.8.0",
+    "@opentelemetry/resources": "2.8.0",
     "@opentelemetry/semantic-conventions": "^1.29.0"
@@ -104,3 +104,3 @@ },
   "sideEffects": false,
-  "gitHead": "2400d8389a4469f7a81ccd3be2f0b2c2dd6faaf7"
+  "gitHead": "13a035bc695996cf4aec885fef7b9866f48bc555"
 }

No alert changes

Improved metrics

Total package byte prevSize

755075

6.32%

Number of package files

318

2.91%

Lines of code

8026

5.55%

Dependency changes

• + Added

  @opentelemetry/core@2.8.0
  (transitive)

• + Added

  @opentelemetry/resources@2.8.0
  (transitive)

• - Removed

  @opentelemetry/core@2.7.1
  (transitive)

• - Removed

  @opentelemetry/resources@2.7.1
  (transitive)

• Updated

  @opentelemetry/core@2.8.0

• Updated

  @opentelemetry/resources@2.8.0