@stoplight/yaml - npm Package Compare versions

Comparing version 3.4.0 to 3.5.0

package.json

 {
   "name": "@stoplight/yaml",
-  "version": "3.4.0",
+  "version": "3.5.0",
   "description": "Useful functions when working with YAML.",
@@ -5,0 +5,0 @@ "keywords": [

parse.js

@@ -5,3 +5,3 @@ "use strict";
 const parseWithPointers_1 = require("./parseWithPointers");
-exports.parse = (value) => parseWithPointers_1.walkAST(yaml_ast_parser_1.load(value));
+exports.parse = (value) => parseWithPointers_1.walkAST(yaml_ast_parser_1.load(value), void 0, [], []);
 //# sourceMappingURL=parse.js.map

parseWithPointers.d.ts

@@ -0,3 +1,4 @@
+import { IDiagnostic } from '@stoplight/types';
 import { IParseOptions, Kind, YAMLAnchorReference, YAMLMapping, YAMLNode, YAMLScalar } from './types';
 export declare const parseWithPointers: <T>(value: string, options?: IParseOptions | undefined) => import("@stoplight/types").IParserResult<T | undefined, YAMLNode, number[], IParseOptions>;
-export declare const walkAST: (node: YAMLAnchorReference | import("./types").YAMLBaseNode<Kind.INCLUDE_REF> | YAMLScalar | import("./types").YAMLMap | YAMLMapping | import("./types").YAMLSequence | null, options?: IParseOptions | undefined, duplicatedMappingKeys?: YAMLNode[] | undefined) => unknown;
+export declare const walkAST: (node: YAMLAnchorReference | import("./types").YAMLBaseNode<Kind.INCLUDE_REF> | YAMLScalar | import("./types").YAMLMap | YAMLMapping | import("./types").YAMLSequence | null, options: IParseOptions | undefined, lineMap: number[], diagnostics: IDiagnostic[]) => unknown;

parseWithPointers.js

@@ -21,7 +21,3 @@ "use strict";
         return parsed;
-    const duplicatedMappingKeys = [];
-    parsed.data = exports.walkAST(ast, options, options !== undefined && options.ignoreDuplicateKeys === false ? duplicatedMappingKeys : undefined);
-    if (duplicatedMappingKeys.length > 0) {
-        parsed.diagnostics.push(...transformDuplicatedMappingKeys(duplicatedMappingKeys, lineMap));
-    }
+    parsed.data = exports.walkAST(ast, options, lineMap, parsed.diagnostics);
     if (ast.errors) {
@@ -39,3 +35,3 @@ parsed.diagnostics.push(...transformErrors(ast.errors, lineMap));
 const KEYS = Symbol('object_keys');
-exports.walkAST = (node, options, duplicatedMappingKeys) => {
+exports.walkAST = (node, options, lineMap, diagnostics) => {
     if (node) {
@@ -48,12 +44,15 @@ switch (node.kind) {
                 const handleMergeKeys = options !== void 0 && options.mergeKeys === true;
-                const handleDuplicates = (options !== void 0 && options.json === false) || duplicatedMappingKeys !== void 0;
+                const yamlMode = options !== void 0 && options.json === false;
+                const handleDuplicates = options !== void 0 && options.ignoreDuplicateKeys === false;
                 for (const mapping of node.mappings) {
-                    const key = mapping.key.value;
-                    if (handleDuplicates && (!handleMergeKeys || key !== "<<")) {
-                        if (seenKeys.includes(mapping.key.value)) {
-                            if (options !== void 0 && options.json === false) {
+                    if (!validateMappingKey(mapping, lineMap, diagnostics, yamlMode))
+                        continue;
+                    const key = String(getScalarValue(mapping.key));
+                    if ((yamlMode || handleDuplicates) && (!handleMergeKeys || key !== "<<")) {
+                        if (seenKeys.includes(key)) {
+                            if (yamlMode) {
                                 throw new Error('Duplicate YAML mapping key encountered');
                             }
-                            if (duplicatedMappingKeys !== void 0) {
-                                duplicatedMappingKeys.push(mapping.key);
+                            if (handleDuplicates) {
+                                diagnostics.push(createYAMLException(mapping.key, lineMap, 'duplicate key'));
                             }
@@ -66,3 +65,3 @@ }
                     if (handleMergeKeys && key === "<<") {
-                        const reduced = reduceMergeKeys(exports.walkAST(mapping.value, options, duplicatedMappingKeys), preserveKeyOrder);
+                        const reduced = reduceMergeKeys(exports.walkAST(mapping.value, options, lineMap, diagnostics), preserveKeyOrder);
                         if (preserveKeyOrder && reduced !== null) {
@@ -76,3 +75,3 @@ for (const reducedKey of Object.keys(reduced)) {
                     else {
-                        container[key] = exports.walkAST(mapping.value, options, duplicatedMappingKeys);
+                        container[key] = exports.walkAST(mapping.value, options, lineMap, diagnostics);
                         if (preserveKeyOrder) {
@@ -89,3 +88,3 @@ pushKey(container, key);
             case types_2.Kind.SEQ:
-                return node.items.map(item => exports.walkAST(item, options, duplicatedMappingKeys));
+                return node.items.map(item => exports.walkAST(item, options, lineMap, diagnostics));
             case types_2.Kind.SCALAR:
@@ -97,3 +96,3 @@ return getScalarValue(node);
                 }
-                return node.value && exports.walkAST(node.value, options, duplicatedMappingKeys);
+                return node.value && exports.walkAST(node.value, options, lineMap, diagnostics);
             }
@@ -192,26 +191,2 @@ default:
 };
-const transformDuplicatedMappingKeys = (nodes, lineMap) => {
-    const validations = [];
-    for (const node of nodes) {
-        const startLine = lineForPosition_1.lineForPosition(node.startPosition, lineMap);
-        const endLine = lineForPosition_1.lineForPosition(node.endPosition, lineMap);
-        validations.push({
-            code: 'YAMLException',
-            message: 'duplicate key',
-            path: buildJsonPath_1.buildJsonPath(node),
-            range: {
-                start: {
-                    line: startLine,
-                    character: startLine === 0 ? node.startPosition : node.startPosition - lineMap[startLine - 1],
-                },
-                end: {
-                    line: endLine,
-                    character: endLine === 0 ? node.endPosition : node.endPosition - lineMap[endLine - 1],
-                },
-            },
-            severity: types_1.DiagnosticSeverity.Error,
-        });
-    }
-    return validations;
-};
 const reduceMergeKeys = (items, preserveKeyOrder) => {
@@ -264,2 +239,43 @@ if (Array.isArray(items)) {
 }
+function validateMappingKey(mapping, lineMap, diagnostics, yamlMode) {
+    if (mapping.key.kind !== types_2.Kind.SCALAR) {
+        if (!yamlMode) {
+            diagnostics.push(createYAMLIncompatibilityException(mapping.key, lineMap, 'mapping key must be a string scalar', yamlMode));
+        }
+        return false;
+    }
+    if (!yamlMode) {
+        const type = typeof getScalarValue(mapping.key);
+        if (type !== 'string') {
+            diagnostics.push(createYAMLIncompatibilityException(mapping.key, lineMap, `mapping key must be a string scalar rather than ${mapping.key.valueObject === null ? 'null' : type}`, yamlMode));
+        }
+    }
+    return true;
+}
+function createYAMLIncompatibilityException(node, lineMap, message, yamlMode) {
+    const exception = createYAMLException(node, lineMap, message);
+    exception.code = 'YAMLIncompatibleValue';
+    exception.severity = yamlMode ? types_1.DiagnosticSeverity.Hint : types_1.DiagnosticSeverity.Error;
+    return exception;
+}
+function createYAMLException(node, lineMap, message) {
+    const startLine = lineForPosition_1.lineForPosition(node.startPosition, lineMap);
+    const endLine = lineForPosition_1.lineForPosition(node.endPosition, lineMap);
+    return {
+        code: 'YAMLException',
+        message,
+        severity: types_1.DiagnosticSeverity.Error,
+        path: buildJsonPath_1.buildJsonPath(node),
+        range: {
+            start: {
+                line: startLine,
+                character: startLine === 0 ? node.startPosition : node.startPosition - lineMap[startLine - 1],
+            },
+            end: {
+                line: endLine,
+                character: endLine === 0 ? node.endPosition : node.endPosition - lineMap[endLine - 1],
+            },
+        },
+    };
+}
 //# sourceMappingURL=parseWithPointers.js.map

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Improved metrics

Total package byte prevSize

62509

increased by2.48%

Lines of code

688

increased by2.53%

No dependency changes