@jridgewell/sourcemap-codec - npm Package Compare versions

Comparing version 1.5.5 to 1.6.0-beta.0

src/range-mappings.ts

+import { StringReader, StringWriter } from './strings';
+import { decodeInteger, encodeInteger, semicolon } from './vlq';
+
+export type MappingIndex = number;
+export type RangeMappings = MappingIndex[][];
+
+export function decodeRangeMappings(input: string): RangeMappings {
+  const { length } = input;
+  const reader = new StringReader(input);
+  const rangeMappings: RangeMappings = [];
+
+  do {
+    const semi = reader.indexOf(';');
+    const indices: MappingIndex[] = [];
+    let index = 0;
+
+    while (reader.pos < semi) {
+      index += decodeInteger(reader);
+      indices.push(index);
+    }
+
+    rangeMappings.push(indices);
+    reader.pos = semi + 1;
+  } while (reader.pos <= length);
+
+  return rangeMappings;
+}
+
+export function encodeRangeMappings(decoded: RangeMappings): string {
+  if (decoded.length === 0) return '';
+
+  const writer = new StringWriter();
+
+  for (let i = 0; i < decoded.length; i++) {
+    const indices = decoded[i];
+    if (i > 0) writer.write(semicolon);
+
+    let index = 0;
+    for (let j = 0; j < indices.length; j++) {
+      const offset = indices[j];
+      encodeInteger(writer, offset - index);
+      index = offset;
+    }
+  }
+
+  return writer.flush();
+}

types/range-mappings.d.cts

+export type MappingIndex = number;
+export type RangeMappings = MappingIndex[][];
+export declare function decodeRangeMappings(input: string): RangeMappings;
+export declare function encodeRangeMappings(decoded: RangeMappings): string;
+//# sourceMappingURL=range-mappings.d.ts.map

types/range-mappings.d.cts.map

+{"version":3,"file":"range-mappings.d.ts","sourceRoot":"","sources":["../src/range-mappings.ts"],"names":[],"mappings":"AAGA,MAAM,MAAM,YAAY,GAAG,MAAM,CAAC;AAClC,MAAM,MAAM,aAAa,GAAG,YAAY,EAAE,EAAE,CAAC;AAE7C,wBAAgB,mBAAmB,CAAC,KAAK,EAAE,MAAM,GAAG,aAAa,CAoBhE;AAED,wBAAgB,mBAAmB,CAAC,OAAO,EAAE,aAAa,GAAG,MAAM,CAkBlE"}

types/range-mappings.d.mts

+export type MappingIndex = number;
+export type RangeMappings = MappingIndex[][];
+export declare function decodeRangeMappings(input: string): RangeMappings;
+export declare function encodeRangeMappings(decoded: RangeMappings): string;
+//# sourceMappingURL=range-mappings.d.ts.map

types/range-mappings.d.mts.map

+{"version":3,"file":"range-mappings.d.ts","sourceRoot":"","sources":["../src/range-mappings.ts"],"names":[],"mappings":"AAGA,MAAM,MAAM,YAAY,GAAG,MAAM,CAAC;AAClC,MAAM,MAAM,aAAa,GAAG,YAAY,EAAE,EAAE,CAAC;AAE7C,wBAAgB,mBAAmB,CAAC,KAAK,EAAE,MAAM,GAAG,aAAa,CAoBhE;AAED,wBAAgB,mBAAmB,CAAC,OAAO,EAAE,aAAa,GAAG,MAAM,CAkBlE"}

dist/sourcemap-codec.mjs

@@ -12,3 +12,3 @@ // src/vlq.ts
 }
-function decodeInteger(reader, relative) {
+function decodeInteger(reader) {
   let value = 0;
@@ -23,20 +23,18 @@ let shift = 0;
   } while (integer & 32);
-  const shouldNegate = value & 1;
-  value >>>= 1;
-  if (shouldNegate) {
-    value = -2147483648 | -value;
-  }
-  return relative + value;
+  return value;
 }
-function encodeInteger(builder, num, relative) {
-  let delta = num - relative;
-  delta = delta < 0 ? -delta << 1 | 1 : delta << 1;
+function decodeSign(num) {
+  return num & 1 ? -2147483648 | -(num >>> 1) : num >>> 1;
+}
+function encodeInteger(builder, num) {
   do {
-    let clamped = delta & 31;
-    delta >>>= 5;
-    if (delta > 0) clamped |= 32;
+    let clamped = num & 31;
+    num >>>= 5;
+    if (num > 0) clamped |= 32;
     builder.write(intToChar[clamped]);
-  } while (delta > 0);
-  return num;
+  } while (num > 0);
 }
+function encodeSign(num) {
+  return num < 0 ? -num << 1 | 1 : num << 1;
+}
 function hasMoreVlq(reader, max) {
@@ -109,4 +107,4 @@ if (reader.pos >= max) return false;
   for (; reader.pos < length; reader.pos++) {
-    line = decodeInteger(reader, line);
-    const column = decodeInteger(reader, 0);
+    line += decodeSign(decodeInteger(reader));
+    const column = decodeSign(decodeInteger(reader));
     if (!hasMoreVlq(reader, length)) {
@@ -118,6 +116,6 @@ const last = stack.pop();
     }
-    const kind = decodeInteger(reader, 0);
-    const fields = decodeInteger(reader, 0);
+    const kind = decodeSign(decodeInteger(reader));
+    const fields = decodeSign(decodeInteger(reader));
     const hasName = fields & 1;
-    const scope = hasName ? [line, column, 0, 0, kind, decodeInteger(reader, 0)] : [line, column, 0, 0, kind];
+    const scope = hasName ? [line, column, 0, 0, kind, decodeSign(decodeInteger(reader))] : [line, column, 0, 0, kind];
     let vars = EMPTY;
@@ -127,3 +125,3 @@ if (hasMoreVlq(reader, length)) {
       do {
-        const varsIndex = decodeInteger(reader, 0);
+        const varsIndex = decodeSign(decodeInteger(reader));
         vars.push(varsIndex);
@@ -149,10 +147,11 @@ } while (hasMoreVlq(reader, length));
   if (index > 0) writer.write(comma);
-  state[0] = encodeInteger(writer, startLine, state[0]);
-  encodeInteger(writer, startColumn, 0);
-  encodeInteger(writer, kind, 0);
+  encodeInteger(writer, encodeSign(startLine - state[0]));
+  state[0] = startLine;
+  encodeInteger(writer, encodeSign(startColumn));
+  encodeInteger(writer, encodeSign(kind));
   const fields = scope.length === 6 ? 1 : 0;
-  encodeInteger(writer, fields, 0);
-  if (scope.length === 6) encodeInteger(writer, scope[5], 0);
+  encodeInteger(writer, encodeSign(fields));
+  if (scope.length === 6) encodeInteger(writer, encodeSign(scope[5]));
   for (const v of vars) {
-    encodeInteger(writer, v, 0);
+    encodeInteger(writer, encodeSign(v));
   }
@@ -168,4 +167,5 @@ for (index++; index < scopes.length; ) {
   writer.write(comma);
-  state[0] = encodeInteger(writer, endLine, state[0]);
-  encodeInteger(writer, endColumn, 0);
+  encodeInteger(writer, encodeSign(endLine - state[0]));
+  state[0] = endLine;
+  encodeInteger(writer, encodeSign(endColumn));
   return index;
@@ -190,3 +190,3 @@ }
     for (; reader.pos < semi; reader.pos++) {
-      genColumn = decodeInteger(reader, genColumn);
+      genColumn += decodeSign(decodeInteger(reader));
       if (!hasMoreVlq(reader, semi)) {
@@ -198,3 +198,3 @@ const last = stack.pop();
       }
-      const fields = decodeInteger(reader, 0);
+      const fields = decodeSign(decodeInteger(reader));
       const hasDefinition = fields & 1;
@@ -207,7 +207,4 @@ const hasCallsite = fields & 2;
       if (hasDefinition) {
-        const defSourcesIndex = decodeInteger(reader, definitionSourcesIndex);
-        definitionScopeIndex = decodeInteger(
-          reader,
-          definitionSourcesIndex === defSourcesIndex ? definitionScopeIndex : 0
-        );
+        const defSourcesIndex = definitionSourcesIndex + decodeSign(decodeInteger(reader));
+        definitionScopeIndex = decodeSign(decodeInteger(reader)) + (definitionSourcesIndex === defSourcesIndex ? definitionScopeIndex : 0);
         definitionSourcesIndex = defSourcesIndex;
@@ -222,9 +219,6 @@ range = [genLine, genColumn, 0, 0, defSourcesIndex, definitionScopeIndex];
         const prevLine = callsiteLine;
-        callsiteSourcesIndex = decodeInteger(reader, callsiteSourcesIndex);
+        callsiteSourcesIndex += decodeSign(decodeInteger(reader));
         const sameSource = prevCsi === callsiteSourcesIndex;
-        callsiteLine = decodeInteger(reader, sameSource ? callsiteLine : 0);
-        callsiteColumn = decodeInteger(
-          reader,
-          sameSource && prevLine === callsiteLine ? callsiteColumn : 0
-        );
+        callsiteLine = (sameSource ? callsiteLine : 0) + decodeSign(decodeInteger(reader));
+        callsiteColumn = (sameSource && prevLine === callsiteLine ? callsiteColumn : 0) + decodeSign(decodeInteger(reader));
         callsite = [callsiteSourcesIndex, callsiteLine, callsiteColumn];
@@ -238,11 +232,11 @@ }
           bindingColumn = genColumn;
-          const expressionsCount = decodeInteger(reader, 0);
+          const expressionsCount = decodeSign(decodeInteger(reader));
           let expressionRanges;
           if (expressionsCount < -1) {
-            expressionRanges = [[decodeInteger(reader, 0)]];
+            expressionRanges = [[decodeSign(decodeInteger(reader))]];
             for (let i = -1; i > expressionsCount; i--) {
               const prevBl = bindingLine;
-              bindingLine = decodeInteger(reader, bindingLine);
-              bindingColumn = decodeInteger(reader, bindingLine === prevBl ? bindingColumn : 0);
-              const expression = decodeInteger(reader, 0);
+              bindingLine += decodeSign(decodeInteger(reader));
+              bindingColumn = (bindingLine === prevBl ? bindingColumn : 0) + decodeSign(decodeInteger(reader));
+              const expression = decodeSign(decodeInteger(reader));
               expressionRanges.push([expression, bindingLine, bindingColumn]);
@@ -291,5 +285,6 @@ }
   }
-  state[1] = encodeInteger(writer, range[1], state[1]);
+  encodeInteger(writer, encodeSign(range[1] - state[1]));
+  state[1] = range[1];
   const fields = (range.length === 6 ? 1 : 0) | (callsite ? 2 : 0) | (isScope ? 4 : 0);
-  encodeInteger(writer, fields, 0);
+  encodeInteger(writer, encodeSign(fields));
   if (range.length === 6) {
@@ -300,4 +295,6 @@ const { 4: sourcesIndex, 5: scopesIndex } = range;
     }
-    state[2] = encodeInteger(writer, sourcesIndex, state[2]);
-    state[3] = encodeInteger(writer, scopesIndex, state[3]);
+    encodeInteger(writer, encodeSign(sourcesIndex - state[2]));
+    state[2] = sourcesIndex;
+    encodeInteger(writer, encodeSign(scopesIndex - state[3]));
+    state[3] = scopesIndex;
   }
@@ -312,11 +309,14 @@ if (callsite) {
     }
-    state[4] = encodeInteger(writer, sourcesIndex, state[4]);
-    state[5] = encodeInteger(writer, callLine, state[5]);
-    state[6] = encodeInteger(writer, callColumn, state[6]);
+    encodeInteger(writer, encodeSign(sourcesIndex - state[4]));
+    state[4] = sourcesIndex;
+    encodeInteger(writer, encodeSign(callLine - state[5]));
+    state[5] = callLine;
+    encodeInteger(writer, encodeSign(callColumn - state[6]));
+    state[6] = callColumn;
   }
   if (bindings) {
     for (const binding of bindings) {
-      if (binding.length > 1) encodeInteger(writer, -binding.length, 0);
+      if (binding.length > 1) encodeInteger(writer, encodeSign(-binding.length));
       const expression = binding[0][0];
-      encodeInteger(writer, expression, 0);
+      encodeInteger(writer, encodeSign(expression));
       let bindingStartLine = startLine;
@@ -326,5 +326,7 @@ let bindingStartColumn = startColumn;
         const expRange = binding[i];
-        bindingStartLine = encodeInteger(writer, expRange[1], bindingStartLine);
-        bindingStartColumn = encodeInteger(writer, expRange[2], bindingStartColumn);
-        encodeInteger(writer, expRange[0], 0);
+        encodeInteger(writer, encodeSign(expRange[1] - bindingStartLine));
+        bindingStartLine = expRange[1];
+        encodeInteger(writer, encodeSign(expRange[2] - bindingStartColumn));
+        bindingStartColumn = expRange[2];
+        encodeInteger(writer, encodeSign(expRange[0]));
       }
@@ -348,3 +350,4 @@ }
   }
-  state[1] = encodeInteger(writer, endColumn, state[1]);
+  encodeInteger(writer, encodeSign(endColumn - state[1]));
+  state[1] = endColumn;
   return index;
@@ -358,2 +361,36 @@ }
 
+// src/range-mappings.ts
+function decodeRangeMappings(input) {
+  const { length } = input;
+  const reader = new StringReader(input);
+  const rangeMappings = [];
+  do {
+    const semi = reader.indexOf(";");
+    const indices = [];
+    let index = 0;
+    while (reader.pos < semi) {
+      index += decodeInteger(reader);
+      indices.push(index);
+    }
+    rangeMappings.push(indices);
+    reader.pos = semi + 1;
+  } while (reader.pos <= length);
+  return rangeMappings;
+}
+function encodeRangeMappings(decoded) {
+  if (decoded.length === 0) return "";
+  const writer = new StringWriter();
+  for (let i = 0; i < decoded.length; i++) {
+    const indices = decoded[i];
+    if (i > 0) writer.write(semicolon);
+    let index = 0;
+    for (let j = 0; j < indices.length; j++) {
+      const offset = indices[j];
+      encodeInteger(writer, offset - index);
+      index = offset;
+    }
+  }
+  return writer.flush();
+}
+
 // src/sourcemap-codec.ts
@@ -377,11 +414,11 @@ function decode(mappings) {
       let seg;
-      genColumn = decodeInteger(reader, genColumn);
+      genColumn += decodeSign(decodeInteger(reader));
       if (genColumn < lastCol) sorted = false;
       lastCol = genColumn;
       if (hasMoreVlq(reader, semi)) {
-        sourcesIndex = decodeInteger(reader, sourcesIndex);
-        sourceLine = decodeInteger(reader, sourceLine);
-        sourceColumn = decodeInteger(reader, sourceColumn);
+        sourcesIndex += decodeSign(decodeInteger(reader));
+        sourceLine += decodeSign(decodeInteger(reader));
+        sourceColumn += decodeSign(decodeInteger(reader));
         if (hasMoreVlq(reader, semi)) {
-          namesIndex = decodeInteger(reader, namesIndex);
+          namesIndex += decodeSign(decodeInteger(reader));
           seg = [genColumn, sourcesIndex, sourceLine, sourceColumn, namesIndex];
@@ -423,9 +460,14 @@ } else {
       if (j > 0) writer.write(comma);
-      genColumn = encodeInteger(writer, segment[0], genColumn);
+      encodeInteger(writer, encodeSign(segment[0] - genColumn));
+      genColumn = segment[0];
       if (segment.length === 1) continue;
-      sourcesIndex = encodeInteger(writer, segment[1], sourcesIndex);
-      sourceLine = encodeInteger(writer, segment[2], sourceLine);
-      sourceColumn = encodeInteger(writer, segment[3], sourceColumn);
+      encodeInteger(writer, encodeSign(segment[1] - sourcesIndex));
+      encodeInteger(writer, encodeSign(segment[2] - sourceLine));
+      encodeInteger(writer, encodeSign(segment[3] - sourceColumn));
+      sourcesIndex = segment[1];
+      sourceLine = segment[2];
+      sourceColumn = segment[3];
       if (segment.length === 4) continue;
-      namesIndex = encodeInteger(writer, segment[4], namesIndex);
+      encodeInteger(writer, encodeSign(segment[4] - namesIndex));
+      namesIndex = segment[4];
     }
@@ -439,6 +481,8 @@ }
   decodeOriginalScopes,
+  decodeRangeMappings,
   encode,
   encodeGeneratedRanges,
-  encodeOriginalScopes
+  encodeOriginalScopes,
+  encodeRangeMappings
 };
 //# sourceMappingURL=sourcemap-codec.mjs.map

dist/sourcemap-codec.mjs.map

 {
   "version": 3,
-  "sources": ["../src/vlq.ts", "../src/strings.ts", "../src/scopes.ts", "../src/sourcemap-codec.ts"],
-  "mappings": 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+  "sources": ["../src/vlq.ts", "../src/strings.ts", "../src/scopes.ts", "../src/range-mappings.ts", "../src/sourcemap-codec.ts"],
+  "mappings": 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   "names": []
 }

dist/sourcemap-codec.umd.js

@@ -43,5 +43,7 @@ (function (global, factory) {
   decodeOriginalScopes: () => decodeOriginalScopes,
+  decodeRangeMappings: () => decodeRangeMappings,
   encode: () => encode,
   encodeGeneratedRanges: () => encodeGeneratedRanges,
-  encodeOriginalScopes: () => encodeOriginalScopes
+  encodeOriginalScopes: () => encodeOriginalScopes,
+  encodeRangeMappings: () => encodeRangeMappings
 });
@@ -61,3 +63,3 @@ module.exports = __toCommonJS(sourcemap_codec_exports);
 }
-function decodeInteger(reader, relative) {
+function decodeInteger(reader) {
   let value = 0;
@@ -72,20 +74,18 @@ let shift = 0;
   } while (integer & 32);
-  const shouldNegate = value & 1;
-  value >>>= 1;
-  if (shouldNegate) {
-    value = -2147483648 | -value;
-  }
-  return relative + value;
+  return value;
 }
-function encodeInteger(builder, num, relative) {
-  let delta = num - relative;
-  delta = delta < 0 ? -delta << 1 | 1 : delta << 1;
+function decodeSign(num) {
+  return num & 1 ? -2147483648 | -(num >>> 1) : num >>> 1;
+}
+function encodeInteger(builder, num) {
   do {
-    let clamped = delta & 31;
-    delta >>>= 5;
-    if (delta > 0) clamped |= 32;
+    let clamped = num & 31;
+    num >>>= 5;
+    if (num > 0) clamped |= 32;
     builder.write(intToChar[clamped]);
-  } while (delta > 0);
-  return num;
+  } while (num > 0);
 }
+function encodeSign(num) {
+  return num < 0 ? -num << 1 | 1 : num << 1;
+}
 function hasMoreVlq(reader, max) {
@@ -158,4 +158,4 @@ if (reader.pos >= max) return false;
   for (; reader.pos < length; reader.pos++) {
-    line = decodeInteger(reader, line);
-    const column = decodeInteger(reader, 0);
+    line += decodeSign(decodeInteger(reader));
+    const column = decodeSign(decodeInteger(reader));
     if (!hasMoreVlq(reader, length)) {
@@ -167,6 +167,6 @@ const last = stack.pop();
     }
-    const kind = decodeInteger(reader, 0);
-    const fields = decodeInteger(reader, 0);
+    const kind = decodeSign(decodeInteger(reader));
+    const fields = decodeSign(decodeInteger(reader));
     const hasName = fields & 1;
-    const scope = hasName ? [line, column, 0, 0, kind, decodeInteger(reader, 0)] : [line, column, 0, 0, kind];
+    const scope = hasName ? [line, column, 0, 0, kind, decodeSign(decodeInteger(reader))] : [line, column, 0, 0, kind];
     let vars = EMPTY;
@@ -176,3 +176,3 @@ if (hasMoreVlq(reader, length)) {
       do {
-        const varsIndex = decodeInteger(reader, 0);
+        const varsIndex = decodeSign(decodeInteger(reader));
         vars.push(varsIndex);
@@ -198,10 +198,11 @@ } while (hasMoreVlq(reader, length));
   if (index > 0) writer.write(comma);
-  state[0] = encodeInteger(writer, startLine, state[0]);
-  encodeInteger(writer, startColumn, 0);
-  encodeInteger(writer, kind, 0);
+  encodeInteger(writer, encodeSign(startLine - state[0]));
+  state[0] = startLine;
+  encodeInteger(writer, encodeSign(startColumn));
+  encodeInteger(writer, encodeSign(kind));
   const fields = scope.length === 6 ? 1 : 0;
-  encodeInteger(writer, fields, 0);
-  if (scope.length === 6) encodeInteger(writer, scope[5], 0);
+  encodeInteger(writer, encodeSign(fields));
+  if (scope.length === 6) encodeInteger(writer, encodeSign(scope[5]));
   for (const v of vars) {
-    encodeInteger(writer, v, 0);
+    encodeInteger(writer, encodeSign(v));
   }
@@ -217,4 +218,5 @@ for (index++; index < scopes.length; ) {
   writer.write(comma);
-  state[0] = encodeInteger(writer, endLine, state[0]);
-  encodeInteger(writer, endColumn, 0);
+  encodeInteger(writer, encodeSign(endLine - state[0]));
+  state[0] = endLine;
+  encodeInteger(writer, encodeSign(endColumn));
   return index;
@@ -239,3 +241,3 @@ }
     for (; reader.pos < semi; reader.pos++) {
-      genColumn = decodeInteger(reader, genColumn);
+      genColumn += decodeSign(decodeInteger(reader));
       if (!hasMoreVlq(reader, semi)) {
@@ -247,3 +249,3 @@ const last = stack.pop();
       }
-      const fields = decodeInteger(reader, 0);
+      const fields = decodeSign(decodeInteger(reader));
       const hasDefinition = fields & 1;
@@ -256,7 +258,4 @@ const hasCallsite = fields & 2;
       if (hasDefinition) {
-        const defSourcesIndex = decodeInteger(reader, definitionSourcesIndex);
-        definitionScopeIndex = decodeInteger(
-          reader,
-          definitionSourcesIndex === defSourcesIndex ? definitionScopeIndex : 0
-        );
+        const defSourcesIndex = definitionSourcesIndex + decodeSign(decodeInteger(reader));
+        definitionScopeIndex = decodeSign(decodeInteger(reader)) + (definitionSourcesIndex === defSourcesIndex ? definitionScopeIndex : 0);
         definitionSourcesIndex = defSourcesIndex;
@@ -271,9 +270,6 @@ range = [genLine, genColumn, 0, 0, defSourcesIndex, definitionScopeIndex];
         const prevLine = callsiteLine;
-        callsiteSourcesIndex = decodeInteger(reader, callsiteSourcesIndex);
+        callsiteSourcesIndex += decodeSign(decodeInteger(reader));
         const sameSource = prevCsi === callsiteSourcesIndex;
-        callsiteLine = decodeInteger(reader, sameSource ? callsiteLine : 0);
-        callsiteColumn = decodeInteger(
-          reader,
-          sameSource && prevLine === callsiteLine ? callsiteColumn : 0
-        );
+        callsiteLine = (sameSource ? callsiteLine : 0) + decodeSign(decodeInteger(reader));
+        callsiteColumn = (sameSource && prevLine === callsiteLine ? callsiteColumn : 0) + decodeSign(decodeInteger(reader));
         callsite = [callsiteSourcesIndex, callsiteLine, callsiteColumn];
@@ -287,11 +283,11 @@ }
           bindingColumn = genColumn;
-          const expressionsCount = decodeInteger(reader, 0);
+          const expressionsCount = decodeSign(decodeInteger(reader));
           let expressionRanges;
           if (expressionsCount < -1) {
-            expressionRanges = [[decodeInteger(reader, 0)]];
+            expressionRanges = [[decodeSign(decodeInteger(reader))]];
             for (let i = -1; i > expressionsCount; i--) {
               const prevBl = bindingLine;
-              bindingLine = decodeInteger(reader, bindingLine);
-              bindingColumn = decodeInteger(reader, bindingLine === prevBl ? bindingColumn : 0);
-              const expression = decodeInteger(reader, 0);
+              bindingLine += decodeSign(decodeInteger(reader));
+              bindingColumn = (bindingLine === prevBl ? bindingColumn : 0) + decodeSign(decodeInteger(reader));
+              const expression = decodeSign(decodeInteger(reader));
               expressionRanges.push([expression, bindingLine, bindingColumn]);
@@ -340,5 +336,6 @@ }
   }
-  state[1] = encodeInteger(writer, range[1], state[1]);
+  encodeInteger(writer, encodeSign(range[1] - state[1]));
+  state[1] = range[1];
   const fields = (range.length === 6 ? 1 : 0) | (callsite ? 2 : 0) | (isScope ? 4 : 0);
-  encodeInteger(writer, fields, 0);
+  encodeInteger(writer, encodeSign(fields));
   if (range.length === 6) {
@@ -349,4 +346,6 @@ const { 4: sourcesIndex, 5: scopesIndex } = range;
     }
-    state[2] = encodeInteger(writer, sourcesIndex, state[2]);
-    state[3] = encodeInteger(writer, scopesIndex, state[3]);
+    encodeInteger(writer, encodeSign(sourcesIndex - state[2]));
+    state[2] = sourcesIndex;
+    encodeInteger(writer, encodeSign(scopesIndex - state[3]));
+    state[3] = scopesIndex;
   }
@@ -361,11 +360,14 @@ if (callsite) {
     }
-    state[4] = encodeInteger(writer, sourcesIndex, state[4]);
-    state[5] = encodeInteger(writer, callLine, state[5]);
-    state[6] = encodeInteger(writer, callColumn, state[6]);
+    encodeInteger(writer, encodeSign(sourcesIndex - state[4]));
+    state[4] = sourcesIndex;
+    encodeInteger(writer, encodeSign(callLine - state[5]));
+    state[5] = callLine;
+    encodeInteger(writer, encodeSign(callColumn - state[6]));
+    state[6] = callColumn;
   }
   if (bindings) {
     for (const binding of bindings) {
-      if (binding.length > 1) encodeInteger(writer, -binding.length, 0);
+      if (binding.length > 1) encodeInteger(writer, encodeSign(-binding.length));
       const expression = binding[0][0];
-      encodeInteger(writer, expression, 0);
+      encodeInteger(writer, encodeSign(expression));
       let bindingStartLine = startLine;
@@ -375,5 +377,7 @@ let bindingStartColumn = startColumn;
         const expRange = binding[i];
-        bindingStartLine = encodeInteger(writer, expRange[1], bindingStartLine);
-        bindingStartColumn = encodeInteger(writer, expRange[2], bindingStartColumn);
-        encodeInteger(writer, expRange[0], 0);
+        encodeInteger(writer, encodeSign(expRange[1] - bindingStartLine));
+        bindingStartLine = expRange[1];
+        encodeInteger(writer, encodeSign(expRange[2] - bindingStartColumn));
+        bindingStartColumn = expRange[2];
+        encodeInteger(writer, encodeSign(expRange[0]));
       }
@@ -397,3 +401,4 @@ }
   }
-  state[1] = encodeInteger(writer, endColumn, state[1]);
+  encodeInteger(writer, encodeSign(endColumn - state[1]));
+  state[1] = endColumn;
   return index;
@@ -407,2 +412,36 @@ }
 
+// src/range-mappings.ts
+function decodeRangeMappings(input) {
+  const { length } = input;
+  const reader = new StringReader(input);
+  const rangeMappings = [];
+  do {
+    const semi = reader.indexOf(";");
+    const indices = [];
+    let index = 0;
+    while (reader.pos < semi) {
+      index += decodeInteger(reader);
+      indices.push(index);
+    }
+    rangeMappings.push(indices);
+    reader.pos = semi + 1;
+  } while (reader.pos <= length);
+  return rangeMappings;
+}
+function encodeRangeMappings(decoded) {
+  if (decoded.length === 0) return "";
+  const writer = new StringWriter();
+  for (let i = 0; i < decoded.length; i++) {
+    const indices = decoded[i];
+    if (i > 0) writer.write(semicolon);
+    let index = 0;
+    for (let j = 0; j < indices.length; j++) {
+      const offset = indices[j];
+      encodeInteger(writer, offset - index);
+      index = offset;
+    }
+  }
+  return writer.flush();
+}
+
 // src/sourcemap-codec.ts
@@ -426,11 +465,11 @@ function decode(mappings) {
       let seg;
-      genColumn = decodeInteger(reader, genColumn);
+      genColumn += decodeSign(decodeInteger(reader));
       if (genColumn < lastCol) sorted = false;
       lastCol = genColumn;
       if (hasMoreVlq(reader, semi)) {
-        sourcesIndex = decodeInteger(reader, sourcesIndex);
-        sourceLine = decodeInteger(reader, sourceLine);
-        sourceColumn = decodeInteger(reader, sourceColumn);
+        sourcesIndex += decodeSign(decodeInteger(reader));
+        sourceLine += decodeSign(decodeInteger(reader));
+        sourceColumn += decodeSign(decodeInteger(reader));
         if (hasMoreVlq(reader, semi)) {
-          namesIndex = decodeInteger(reader, namesIndex);
+          namesIndex += decodeSign(decodeInteger(reader));
           seg = [genColumn, sourcesIndex, sourceLine, sourceColumn, namesIndex];
@@ -472,9 +511,14 @@ } else {
       if (j > 0) writer.write(comma);
-      genColumn = encodeInteger(writer, segment[0], genColumn);
+      encodeInteger(writer, encodeSign(segment[0] - genColumn));
+      genColumn = segment[0];
       if (segment.length === 1) continue;
-      sourcesIndex = encodeInteger(writer, segment[1], sourcesIndex);
-      sourceLine = encodeInteger(writer, segment[2], sourceLine);
-      sourceColumn = encodeInteger(writer, segment[3], sourceColumn);
+      encodeInteger(writer, encodeSign(segment[1] - sourcesIndex));
+      encodeInteger(writer, encodeSign(segment[2] - sourceLine));
+      encodeInteger(writer, encodeSign(segment[3] - sourceColumn));
+      sourcesIndex = segment[1];
+      sourceLine = segment[2];
+      sourceColumn = segment[3];
       if (segment.length === 4) continue;
-      namesIndex = encodeInteger(writer, segment[4], namesIndex);
+      encodeInteger(writer, encodeSign(segment[4] - namesIndex));
+      namesIndex = segment[4];
     }
@@ -481,0 +525,0 @@ }

dist/sourcemap-codec.umd.js.map

 {
   "version": 3,
-  "sources": ["../src/sourcemap-codec.ts", "../src/vlq.ts", "../src/strings.ts", "../src/scopes.ts"],
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+  "sources": ["../src/sourcemap-codec.ts", "../src/vlq.ts", "../src/strings.ts", "../src/scopes.ts", "../src/range-mappings.ts"],
+  "mappings": 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   "names": []
 }

package.json

 {
   "name": "@jridgewell/sourcemap-codec",
-  "version": "1.5.5",
+  "version": "1.6.0-beta.0",
   "description": "Encode/decode sourcemap mappings",
@@ -50,2 +50,3 @@ "keywords": [
     "test:types": "eslint '{src,test}/**/*.ts'",
+    "test:watch": "mocha --watch",
     "lint": "run-s -n lint:types lint:format",
@@ -52,0 +53,0 @@ "lint:format": "npm run test:format -- --write",

src/scopes.ts

 import { StringReader, StringWriter } from './strings';
-import { comma, decodeInteger, encodeInteger, hasMoreVlq, semicolon } from './vlq';
+import {
+  comma,
+  decodeInteger,
+  decodeSign,
+  encodeInteger,
+  encodeSign,
+  hasMoreVlq,
+  semicolon,
+} from './vlq';
 
@@ -43,4 +51,4 @@ const EMPTY: any[] = [];
   for (; reader.pos < length; reader.pos++) {
-    line = decodeInteger(reader, line);
-    const column = decodeInteger(reader, 0);
+    line += decodeSign(decodeInteger(reader));
+    const column = decodeSign(decodeInteger(reader));
 
@@ -54,8 +62,10 @@ if (!hasMoreVlq(reader, length)) {
 
-    const kind = decodeInteger(reader, 0);
-    const fields = decodeInteger(reader, 0);
+    const kind = decodeSign(decodeInteger(reader));
+    const fields = decodeSign(decodeInteger(reader));
     const hasName = fields & 0b0001;
 
     const scope: OriginalScope = (
-      hasName ? [line, column, 0, 0, kind, decodeInteger(reader, 0)] : [line, column, 0, 0, kind]
+      hasName
+        ? [line, column, 0, 0, kind, decodeSign(decodeInteger(reader))]
+        : [line, column, 0, 0, kind]
     ) as OriginalScope;
@@ -67,3 +77,3 @@
       do {
-        const varsIndex = decodeInteger(reader, 0);
+        const varsIndex = decodeSign(decodeInteger(reader));
         vars.push(varsIndex);
@@ -104,12 +114,13 @@ } while (hasMoreVlq(reader, length));
 
-  state[0] = encodeInteger(writer, startLine, state[0]);
-  encodeInteger(writer, startColumn, 0);
-  encodeInteger(writer, kind, 0);
+  encodeInteger(writer, encodeSign(startLine - state[0]));
+  state[0] = startLine;
+  encodeInteger(writer, encodeSign(startColumn));
+  encodeInteger(writer, encodeSign(kind));
 
   const fields = scope.length === 6 ? 0b0001 : 0;
-  encodeInteger(writer, fields, 0);
-  if (scope.length === 6) encodeInteger(writer, scope[5], 0);
+  encodeInteger(writer, encodeSign(fields));
+  if (scope.length === 6) encodeInteger(writer, encodeSign(scope[5]));
 
   for (const v of vars) {
-    encodeInteger(writer, v, 0);
+    encodeInteger(writer, encodeSign(v));
   }
@@ -127,4 +138,5 @@
   writer.write(comma);
-  state[0] = encodeInteger(writer, endLine, state[0]);
-  encodeInteger(writer, endColumn, 0);
+  encodeInteger(writer, encodeSign(endLine - state[0]));
+  state[0] = endLine;
+  encodeInteger(writer, encodeSign(endColumn));
 
@@ -154,3 +166,3 @@ return index;
     for (; reader.pos < semi; reader.pos++) {
-      genColumn = decodeInteger(reader, genColumn);
+      genColumn += decodeSign(decodeInteger(reader));
 
@@ -164,3 +176,3 @@ if (!hasMoreVlq(reader, semi)) {
 
-      const fields = decodeInteger(reader, 0);
+      const fields = decodeSign(decodeInteger(reader));
       const hasDefinition = fields & 0b0001;
@@ -174,7 +186,6 @@ const hasCallsite = fields & 0b0010;
       if (hasDefinition) {
-        const defSourcesIndex = decodeInteger(reader, definitionSourcesIndex);
-        definitionScopeIndex = decodeInteger(
-          reader,
-          definitionSourcesIndex === defSourcesIndex ? definitionScopeIndex : 0,
-        );
+        const defSourcesIndex = definitionSourcesIndex + decodeSign(decodeInteger(reader));
+        definitionScopeIndex =
+          decodeSign(decodeInteger(reader)) +
+          (definitionSourcesIndex === defSourcesIndex ? definitionScopeIndex : 0);
 
@@ -192,9 +203,8 @@ definitionSourcesIndex = defSourcesIndex;
         const prevLine = callsiteLine;
-        callsiteSourcesIndex = decodeInteger(reader, callsiteSourcesIndex);
+        callsiteSourcesIndex += decodeSign(decodeInteger(reader));
         const sameSource = prevCsi === callsiteSourcesIndex;
-        callsiteLine = decodeInteger(reader, sameSource ? callsiteLine : 0);
-        callsiteColumn = decodeInteger(
-          reader,
-          sameSource && prevLine === callsiteLine ? callsiteColumn : 0,
-        );
+        callsiteLine = (sameSource ? callsiteLine : 0) + decodeSign(decodeInteger(reader));
+        callsiteColumn =
+          (sameSource && prevLine === callsiteLine ? callsiteColumn : 0) +
+          decodeSign(decodeInteger(reader));
 
@@ -210,11 +220,12 @@ callsite = [callsiteSourcesIndex, callsiteLine, callsiteColumn];
           bindingColumn = genColumn;
-          const expressionsCount = decodeInteger(reader, 0);
+          const expressionsCount = decodeSign(decodeInteger(reader));
           let expressionRanges: BindingExpressionRange[];
           if (expressionsCount < -1) {
-            expressionRanges = [[decodeInteger(reader, 0)]];
+            expressionRanges = [[decodeSign(decodeInteger(reader))]];
             for (let i = -1; i > expressionsCount; i--) {
               const prevBl = bindingLine;
-              bindingLine = decodeInteger(reader, bindingLine);
-              bindingColumn = decodeInteger(reader, bindingLine === prevBl ? bindingColumn : 0);
-              const expression = decodeInteger(reader, 0);
+              bindingLine += decodeSign(decodeInteger(reader));
+              bindingColumn =
+                (bindingLine === prevBl ? bindingColumn : 0) + decodeSign(decodeInteger(reader));
+              const expression = decodeSign(decodeInteger(reader));
               expressionRanges.push([expression, bindingLine, bindingColumn]);
@@ -286,7 +297,8 @@ }
 
-  state[1] = encodeInteger(writer, range[1], state[1]);
+  encodeInteger(writer, encodeSign(range[1] - state[1]));
+  state[1] = range[1];
 
   const fields =
     (range.length === 6 ? 0b0001 : 0) | (callsite ? 0b0010 : 0) | (isScope ? 0b0100 : 0);
-  encodeInteger(writer, fields, 0);
+  encodeInteger(writer, encodeSign(fields));
 
@@ -298,4 +310,6 @@ if (range.length === 6) {
     }
-    state[2] = encodeInteger(writer, sourcesIndex, state[2]);
-    state[3] = encodeInteger(writer, scopesIndex, state[3]);
+    encodeInteger(writer, encodeSign(sourcesIndex - state[2]));
+    state[2] = sourcesIndex;
+    encodeInteger(writer, encodeSign(scopesIndex - state[3]));
+    state[3] = scopesIndex;
   }
@@ -311,5 +325,8 @@
     }
-    state[4] = encodeInteger(writer, sourcesIndex, state[4]);
-    state[5] = encodeInteger(writer, callLine, state[5]);
-    state[6] = encodeInteger(writer, callColumn, state[6]);
+    encodeInteger(writer, encodeSign(sourcesIndex - state[4]));
+    state[4] = sourcesIndex;
+    encodeInteger(writer, encodeSign(callLine - state[5]));
+    state[5] = callLine;
+    encodeInteger(writer, encodeSign(callColumn - state[6]));
+    state[6] = callColumn;
   }
@@ -319,5 +336,5 @@
     for (const binding of bindings) {
-      if (binding.length > 1) encodeInteger(writer, -binding.length, 0);
+      if (binding.length > 1) encodeInteger(writer, encodeSign(-binding.length));
       const expression = binding[0][0];
-      encodeInteger(writer, expression, 0);
+      encodeInteger(writer, encodeSign(expression));
       let bindingStartLine = startLine;
@@ -327,5 +344,7 @@ let bindingStartColumn = startColumn;
         const expRange = binding[i];
-        bindingStartLine = encodeInteger(writer, expRange[1]!, bindingStartLine);
-        bindingStartColumn = encodeInteger(writer, expRange[2]!, bindingStartColumn);
-        encodeInteger(writer, expRange[0]!, 0);
+        encodeInteger(writer, encodeSign(expRange[1]! - bindingStartLine));
+        bindingStartLine = expRange[1]!;
+        encodeInteger(writer, encodeSign(expRange[2]! - bindingStartColumn));
+        bindingStartColumn = expRange[2]!;
+        encodeInteger(writer, encodeSign(expRange[0]!));
       }
@@ -351,3 +370,4 @@ }
   }
-  state[1] = encodeInteger(writer, endColumn, state[1]);
+  encodeInteger(writer, encodeSign(endColumn - state[1]));
+  state[1] = endColumn;
 
@@ -354,0 +374,0 @@ return index;

src/sourcemap-codec.ts

@@ -1,2 +0,10 @@
-import { comma, decodeInteger, encodeInteger, hasMoreVlq, semicolon } from './vlq';
+import {
+  comma,
+  decodeInteger,
+  decodeSign,
+  encodeInteger,
+  encodeSign,
+  hasMoreVlq,
+  semicolon,
+} from './vlq';
 import { StringWriter, StringReader } from './strings';
@@ -12,2 +20,5 @@
 
+export { decodeRangeMappings, encodeRangeMappings } from './range-mappings';
+export type { MappingIndex, RangeMappings } from './range-mappings';
+
 export type SourceMapSegment =
@@ -40,3 +51,3 @@ | [number]
 
-      genColumn = decodeInteger(reader, genColumn);
+      genColumn += decodeSign(decodeInteger(reader));
       if (genColumn < lastCol) sorted = false;
@@ -46,8 +57,8 @@ lastCol = genColumn;
       if (hasMoreVlq(reader, semi)) {
-        sourcesIndex = decodeInteger(reader, sourcesIndex);
-        sourceLine = decodeInteger(reader, sourceLine);
-        sourceColumn = decodeInteger(reader, sourceColumn);
+        sourcesIndex += decodeSign(decodeInteger(reader));
+        sourceLine += decodeSign(decodeInteger(reader));
+        sourceColumn += decodeSign(decodeInteger(reader));
 
         if (hasMoreVlq(reader, semi)) {
-          namesIndex = decodeInteger(reader, namesIndex);
+          namesIndex += decodeSign(decodeInteger(reader));
           seg = [genColumn, sourcesIndex, sourceLine, sourceColumn, namesIndex];
@@ -101,11 +112,16 @@ } else {
 
-      genColumn = encodeInteger(writer, segment[0], genColumn);
+      encodeInteger(writer, encodeSign(segment[0] - genColumn));
+      genColumn = segment[0];
 
       if (segment.length === 1) continue;
-      sourcesIndex = encodeInteger(writer, segment[1], sourcesIndex);
-      sourceLine = encodeInteger(writer, segment[2], sourceLine);
-      sourceColumn = encodeInteger(writer, segment[3], sourceColumn);
+      encodeInteger(writer, encodeSign(segment[1] - sourcesIndex));
+      encodeInteger(writer, encodeSign(segment[2] - sourceLine));
+      encodeInteger(writer, encodeSign(segment[3] - sourceColumn));
+      sourcesIndex = segment[1];
+      sourceLine = segment[2];
+      sourceColumn = segment[3];
 
       if (segment.length === 4) continue;
-      namesIndex = encodeInteger(writer, segment[4], namesIndex);
+      encodeInteger(writer, encodeSign(segment[4] - namesIndex));
+      namesIndex = segment[4];
     }
@@ -112,0 +128,0 @@ }

src/vlq.ts

@@ -16,3 +16,3 @@ import type { StringReader, StringWriter } from './strings';
 
-export function decodeInteger(reader: StringReader, relative: number): number {
+export function decodeInteger(reader: StringReader): number {
   let value = 0;
@@ -29,24 +29,20 @@ let shift = 0;
 
-  const shouldNegate = value & 1;
-  value >>>= 1;
+  return value;
+}
 
-  if (shouldNegate) {
-    value = -0x80000000 | -value;
-  }
-
-  return relative + value;
+export function decodeSign(num: number): number {
+  return num & 1 ? -0x80000000 | -(num >>> 1) : num >>> 1;
 }
 
-export function encodeInteger(builder: StringWriter, num: number, relative: number): number {
-  let delta = num - relative;
-
-  delta = delta < 0 ? (-delta << 1) | 1 : delta << 1;
+export function encodeInteger(builder: StringWriter, num: number) {
   do {
-    let clamped = delta & 0b011111;
-    delta >>>= 5;
-    if (delta > 0) clamped |= 0b100000;
+    let clamped = num & 0b011111;
+    num >>>= 5;
+    if (num > 0) clamped |= 0b100000;
     builder.write(intToChar[clamped]);
-  } while (delta > 0);
+  } while (num > 0);
+}
 
-  return num;
+export function encodeSign(num: number): number {
+  return num < 0 ? (-num << 1) | 1 : num << 1;
 }
@@ -53,0 +49,0 @@

types/scopes.d.cts.map

@@ -1,1 +0,1 @@
-{"version":3,"file":"scopes.d.ts","sourceRoot":"","sources":["../src/scopes.ts"],"names":[],"mappings":"AAKA,KAAK,IAAI,GAAG,MAAM,CAAC;AACnB,KAAK,MAAM,GAAG,MAAM,CAAC;AACrB,KAAK,IAAI,GAAG,MAAM,CAAC;AACnB,KAAK,IAAI,GAAG,MAAM,CAAC;AACnB,KAAK,GAAG,GAAG,MAAM,CAAC;AAClB,KAAK,YAAY,GAAG,MAAM,CAAC;AAC3B,KAAK,WAAW,GAAG,MAAM,CAAC;AAE1B,KAAK,GAAG,CAAC,CAAC,EAAE,CAAC,EAAE,CAAC,IAAI,CAAC,CAAC,GAAG,CAAC,CAAC,GAAG,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;AAEtC,MAAM,MAAM,aAAa,GAAG,GAAG,CAC7B;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;IAAE,IAAI;CAAC,EAClC;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,IAAI;CAAC,EACxC;IAAE,IAAI,EAAE,GAAG,EAAE,CAAA;CAAE,CAChB,CAAC;AAEF,MAAM,MAAM,cAAc,GAAG,GAAG,CAC9B;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;CAAC,EAC5B;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;IAAE,YAAY;IAAE,WAAW;CAAC,EACvD;IACE,QAAQ,EAAE,QAAQ,GAAG,IAAI,CAAC;IAC1B,QAAQ,EAAE,OAAO,EAAE,CAAC;IACpB,OAAO,EAAE,OAAO,CAAC;CAClB,CACF,CAAC;AACF,MAAM,MAAM,QAAQ,GAAG,CAAC,YAAY,EAAE,IAAI,EAAE,MAAM,CAAC,CAAC;AACpD,KAAK,OAAO,GAAG,sBAAsB,EAAE,CAAC;AACxC,MAAM,MAAM,sBAAsB,GAAG,CAAC,IAAI,CAAC,GAAG,CAAC,IAAI,EAAE,IAAI,EAAE,MAAM,CAAC,CAAC;AAEnE,wBAAgB,oBAAoB,CAAC,KAAK,EAAE,MAAM,GAAG,aAAa,EAAE,CAyCnE;AAED,wBAAgB,oBAAoB,CAAC,MAAM,EAAE,aAAa,EAAE,GAAG,MAAM,CAQpE;AA2CD,wBAAgB,qBAAqB,CAAC,KAAK,EAAE,MAAM,GAAG,cAAc,EAAE,CAoGrE;AAED,wBAAgB,qBAAqB,CAAC,MAAM,EAAE,cAAc,EAAE,GAAG,MAAM,CAUtE"}
+{"version":3,"file":"scopes.d.ts","sourceRoot":"","sources":["../src/scopes.ts"],"names":[],"mappings":"AAaA,KAAK,IAAI,GAAG,MAAM,CAAC;AACnB,KAAK,MAAM,GAAG,MAAM,CAAC;AACrB,KAAK,IAAI,GAAG,MAAM,CAAC;AACnB,KAAK,IAAI,GAAG,MAAM,CAAC;AACnB,KAAK,GAAG,GAAG,MAAM,CAAC;AAClB,KAAK,YAAY,GAAG,MAAM,CAAC;AAC3B,KAAK,WAAW,GAAG,MAAM,CAAC;AAE1B,KAAK,GAAG,CAAC,CAAC,EAAE,CAAC,EAAE,CAAC,IAAI,CAAC,CAAC,GAAG,CAAC,CAAC,GAAG,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;AAEtC,MAAM,MAAM,aAAa,GAAG,GAAG,CAC7B;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;IAAE,IAAI;CAAC,EAClC;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,IAAI;CAAC,EACxC;IAAE,IAAI,EAAE,GAAG,EAAE,CAAA;CAAE,CAChB,CAAC;AAEF,MAAM,MAAM,cAAc,GAAG,GAAG,CAC9B;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;CAAC,EAC5B;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;IAAE,YAAY;IAAE,WAAW;CAAC,EACvD;IACE,QAAQ,EAAE,QAAQ,GAAG,IAAI,CAAC;IAC1B,QAAQ,EAAE,OAAO,EAAE,CAAC;IACpB,OAAO,EAAE,OAAO,CAAC;CAClB,CACF,CAAC;AACF,MAAM,MAAM,QAAQ,GAAG,CAAC,YAAY,EAAE,IAAI,EAAE,MAAM,CAAC,CAAC;AACpD,KAAK,OAAO,GAAG,sBAAsB,EAAE,CAAC;AACxC,MAAM,MAAM,sBAAsB,GAAG,CAAC,IAAI,CAAC,GAAG,CAAC,IAAI,EAAE,IAAI,EAAE,MAAM,CAAC,CAAC;AAEnE,wBAAgB,oBAAoB,CAAC,KAAK,EAAE,MAAM,GAAG,aAAa,EAAE,CA2CnE;AAED,wBAAgB,oBAAoB,CAAC,MAAM,EAAE,aAAa,EAAE,GAAG,MAAM,CAQpE;AA6CD,wBAAgB,qBAAqB,CAAC,KAAK,EAAE,MAAM,GAAG,cAAc,EAAE,CAmGrE;AAED,wBAAgB,qBAAqB,CAAC,MAAM,EAAE,cAAc,EAAE,GAAG,MAAM,CAUtE"}

types/scopes.d.mts.map

@@ -1,1 +0,1 @@
-{"version":3,"file":"scopes.d.ts","sourceRoot":"","sources":["../src/scopes.ts"],"names":[],"mappings":"AAKA,KAAK,IAAI,GAAG,MAAM,CAAC;AACnB,KAAK,MAAM,GAAG,MAAM,CAAC;AACrB,KAAK,IAAI,GAAG,MAAM,CAAC;AACnB,KAAK,IAAI,GAAG,MAAM,CAAC;AACnB,KAAK,GAAG,GAAG,MAAM,CAAC;AAClB,KAAK,YAAY,GAAG,MAAM,CAAC;AAC3B,KAAK,WAAW,GAAG,MAAM,CAAC;AAE1B,KAAK,GAAG,CAAC,CAAC,EAAE,CAAC,EAAE,CAAC,IAAI,CAAC,CAAC,GAAG,CAAC,CAAC,GAAG,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;AAEtC,MAAM,MAAM,aAAa,GAAG,GAAG,CAC7B;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;IAAE,IAAI;CAAC,EAClC;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,IAAI;CAAC,EACxC;IAAE,IAAI,EAAE,GAAG,EAAE,CAAA;CAAE,CAChB,CAAC;AAEF,MAAM,MAAM,cAAc,GAAG,GAAG,CAC9B;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;CAAC,EAC5B;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;IAAE,YAAY;IAAE,WAAW;CAAC,EACvD;IACE,QAAQ,EAAE,QAAQ,GAAG,IAAI,CAAC;IAC1B,QAAQ,EAAE,OAAO,EAAE,CAAC;IACpB,OAAO,EAAE,OAAO,CAAC;CAClB,CACF,CAAC;AACF,MAAM,MAAM,QAAQ,GAAG,CAAC,YAAY,EAAE,IAAI,EAAE,MAAM,CAAC,CAAC;AACpD,KAAK,OAAO,GAAG,sBAAsB,EAAE,CAAC;AACxC,MAAM,MAAM,sBAAsB,GAAG,CAAC,IAAI,CAAC,GAAG,CAAC,IAAI,EAAE,IAAI,EAAE,MAAM,CAAC,CAAC;AAEnE,wBAAgB,oBAAoB,CAAC,KAAK,EAAE,MAAM,GAAG,aAAa,EAAE,CAyCnE;AAED,wBAAgB,oBAAoB,CAAC,MAAM,EAAE,aAAa,EAAE,GAAG,MAAM,CAQpE;AA2CD,wBAAgB,qBAAqB,CAAC,KAAK,EAAE,MAAM,GAAG,cAAc,EAAE,CAoGrE;AAED,wBAAgB,qBAAqB,CAAC,MAAM,EAAE,cAAc,EAAE,GAAG,MAAM,CAUtE"}
+{"version":3,"file":"scopes.d.ts","sourceRoot":"","sources":["../src/scopes.ts"],"names":[],"mappings":"AAaA,KAAK,IAAI,GAAG,MAAM,CAAC;AACnB,KAAK,MAAM,GAAG,MAAM,CAAC;AACrB,KAAK,IAAI,GAAG,MAAM,CAAC;AACnB,KAAK,IAAI,GAAG,MAAM,CAAC;AACnB,KAAK,GAAG,GAAG,MAAM,CAAC;AAClB,KAAK,YAAY,GAAG,MAAM,CAAC;AAC3B,KAAK,WAAW,GAAG,MAAM,CAAC;AAE1B,KAAK,GAAG,CAAC,CAAC,EAAE,CAAC,EAAE,CAAC,IAAI,CAAC,CAAC,GAAG,CAAC,CAAC,GAAG,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC;AAEtC,MAAM,MAAM,aAAa,GAAG,GAAG,CAC7B;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;IAAE,IAAI;CAAC,EAClC;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,IAAI;CAAC,EACxC;IAAE,IAAI,EAAE,GAAG,EAAE,CAAA;CAAE,CAChB,CAAC;AAEF,MAAM,MAAM,cAAc,GAAG,GAAG,CAC9B;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;CAAC,EAC5B;IAAC,IAAI;IAAE,MAAM;IAAE,IAAI;IAAE,MAAM;IAAE,YAAY;IAAE,WAAW;CAAC,EACvD;IACE,QAAQ,EAAE,QAAQ,GAAG,IAAI,CAAC;IAC1B,QAAQ,EAAE,OAAO,EAAE,CAAC;IACpB,OAAO,EAAE,OAAO,CAAC;CAClB,CACF,CAAC;AACF,MAAM,MAAM,QAAQ,GAAG,CAAC,YAAY,EAAE,IAAI,EAAE,MAAM,CAAC,CAAC;AACpD,KAAK,OAAO,GAAG,sBAAsB,EAAE,CAAC;AACxC,MAAM,MAAM,sBAAsB,GAAG,CAAC,IAAI,CAAC,GAAG,CAAC,IAAI,EAAE,IAAI,EAAE,MAAM,CAAC,CAAC;AAEnE,wBAAgB,oBAAoB,CAAC,KAAK,EAAE,MAAM,GAAG,aAAa,EAAE,CA2CnE;AAED,wBAAgB,oBAAoB,CAAC,MAAM,EAAE,aAAa,EAAE,GAAG,MAAM,CAQpE;AA6CD,wBAAgB,qBAAqB,CAAC,KAAK,EAAE,MAAM,GAAG,cAAc,EAAE,CAmGrE;AAED,wBAAgB,qBAAqB,CAAC,MAAM,EAAE,cAAc,EAAE,GAAG,MAAM,CAUtE"}

types/sourcemap-codec.d.cts

 export { decodeOriginalScopes, encodeOriginalScopes, decodeGeneratedRanges, encodeGeneratedRanges, } from './scopes.cts';
 export type { OriginalScope, GeneratedRange, CallSite, BindingExpressionRange } from './scopes.cts';
+export { decodeRangeMappings, encodeRangeMappings } from './range-mappings.cts';
+export type { MappingIndex, RangeMappings } from './range-mappings.cts';
 export type SourceMapSegment = [number] | [number, number, number, number] | [number, number, number, number, number];
@@ -4,0 +6,0 @@ export type SourceMapLine = SourceMapSegment[];

types/sourcemap-codec.d.cts.map

@@ -1,1 +0,1 @@
-{"version":3,"file":"sourcemap-codec.d.ts","sourceRoot":"","sources":["../src/sourcemap-codec.ts"],"names":[],"mappings":"AAGA,OAAO,EACL,oBAAoB,EACpB,oBAAoB,EACpB,qBAAqB,EACrB,qBAAqB,GACtB,MAAM,UAAU,CAAC;AAClB,YAAY,EAAE,aAAa,EAAE,cAAc,EAAE,QAAQ,EAAE,sBAAsB,EAAE,MAAM,UAAU,CAAC;AAEhG,MAAM,MAAM,gBAAgB,GACxB,CAAC,MAAM,CAAC,GACR,CAAC,MAAM,EAAE,MAAM,EAAE,MAAM,EAAE,MAAM,CAAC,GAChC,CAAC,MAAM,EAAE,MAAM,EAAE,MAAM,EAAE,MAAM,EAAE,MAAM,CAAC,CAAC;AAC7C,MAAM,MAAM,aAAa,GAAG,gBAAgB,EAAE,CAAC;AAC/C,MAAM,MAAM,iBAAiB,GAAG,aAAa,EAAE,CAAC;AAEhD,wBAAgB,MAAM,CAAC,QAAQ,EAAE,MAAM,GAAG,iBAAiB,CAiD1D;AAUD,wBAAgB,MAAM,CAAC,OAAO,EAAE,iBAAiB,GAAG,MAAM,CAAC;AAC3D,wBAAgB,MAAM,CAAC,OAAO,EAAE,QAAQ,CAAC,iBAAiB,CAAC,GAAG,MAAM,CAAC"}
+{"version":3,"file":"sourcemap-codec.d.ts","sourceRoot":"","sources":["../src/sourcemap-codec.ts"],"names":[],"mappings":"AAWA,OAAO,EACL,oBAAoB,EACpB,oBAAoB,EACpB,qBAAqB,EACrB,qBAAqB,GACtB,MAAM,UAAU,CAAC;AAClB,YAAY,EAAE,aAAa,EAAE,cAAc,EAAE,QAAQ,EAAE,sBAAsB,EAAE,MAAM,UAAU,CAAC;AAEhG,OAAO,EAAE,mBAAmB,EAAE,mBAAmB,EAAE,MAAM,kBAAkB,CAAC;AAC5E,YAAY,EAAE,YAAY,EAAE,aAAa,EAAE,MAAM,kBAAkB,CAAC;AAEpE,MAAM,MAAM,gBAAgB,GACxB,CAAC,MAAM,CAAC,GACR,CAAC,MAAM,EAAE,MAAM,EAAE,MAAM,EAAE,MAAM,CAAC,GAChC,CAAC,MAAM,EAAE,MAAM,EAAE,MAAM,EAAE,MAAM,EAAE,MAAM,CAAC,CAAC;AAC7C,MAAM,MAAM,aAAa,GAAG,gBAAgB,EAAE,CAAC;AAC/C,MAAM,MAAM,iBAAiB,GAAG,aAAa,EAAE,CAAC;AAEhD,wBAAgB,MAAM,CAAC,QAAQ,EAAE,MAAM,GAAG,iBAAiB,CAiD1D;AAUD,wBAAgB,MAAM,CAAC,OAAO,EAAE,iBAAiB,GAAG,MAAM,CAAC;AAC3D,wBAAgB,MAAM,CAAC,OAAO,EAAE,QAAQ,CAAC,iBAAiB,CAAC,GAAG,MAAM,CAAC"}

types/sourcemap-codec.d.mts

 export { decodeOriginalScopes, encodeOriginalScopes, decodeGeneratedRanges, encodeGeneratedRanges, } from './scopes.mts';
 export type { OriginalScope, GeneratedRange, CallSite, BindingExpressionRange } from './scopes.mts';
+export { decodeRangeMappings, encodeRangeMappings } from './range-mappings.mts';
+export type { MappingIndex, RangeMappings } from './range-mappings.mts';
 export type SourceMapSegment = [number] | [number, number, number, number] | [number, number, number, number, number];
@@ -4,0 +6,0 @@ export type SourceMapLine = SourceMapSegment[];

types/sourcemap-codec.d.mts.map

@@ -1,1 +0,1 @@
-{"version":3,"file":"sourcemap-codec.d.ts","sourceRoot":"","sources":["../src/sourcemap-codec.ts"],"names":[],"mappings":"AAGA,OAAO,EACL,oBAAoB,EACpB,oBAAoB,EACpB,qBAAqB,EACrB,qBAAqB,GACtB,MAAM,UAAU,CAAC;AAClB,YAAY,EAAE,aAAa,EAAE,cAAc,EAAE,QAAQ,EAAE,sBAAsB,EAAE,MAAM,UAAU,CAAC;AAEhG,MAAM,MAAM,gBAAgB,GACxB,CAAC,MAAM,CAAC,GACR,CAAC,MAAM,EAAE,MAAM,EAAE,MAAM,EAAE,MAAM,CAAC,GAChC,CAAC,MAAM,EAAE,MAAM,EAAE,MAAM,EAAE,MAAM,EAAE,MAAM,CAAC,CAAC;AAC7C,MAAM,MAAM,aAAa,GAAG,gBAAgB,EAAE,CAAC;AAC/C,MAAM,MAAM,iBAAiB,GAAG,aAAa,EAAE,CAAC;AAEhD,wBAAgB,MAAM,CAAC,QAAQ,EAAE,MAAM,GAAG,iBAAiB,CAiD1D;AAUD,wBAAgB,MAAM,CAAC,OAAO,EAAE,iBAAiB,GAAG,MAAM,CAAC;AAC3D,wBAAgB,MAAM,CAAC,OAAO,EAAE,QAAQ,CAAC,iBAAiB,CAAC,GAAG,MAAM,CAAC"}
+{"version":3,"file":"sourcemap-codec.d.ts","sourceRoot":"","sources":["../src/sourcemap-codec.ts"],"names":[],"mappings":"AAWA,OAAO,EACL,oBAAoB,EACpB,oBAAoB,EACpB,qBAAqB,EACrB,qBAAqB,GACtB,MAAM,UAAU,CAAC;AAClB,YAAY,EAAE,aAAa,EAAE,cAAc,EAAE,QAAQ,EAAE,sBAAsB,EAAE,MAAM,UAAU,CAAC;AAEhG,OAAO,EAAE,mBAAmB,EAAE,mBAAmB,EAAE,MAAM,kBAAkB,CAAC;AAC5E,YAAY,EAAE,YAAY,EAAE,aAAa,EAAE,MAAM,kBAAkB,CAAC;AAEpE,MAAM,MAAM,gBAAgB,GACxB,CAAC,MAAM,CAAC,GACR,CAAC,MAAM,EAAE,MAAM,EAAE,MAAM,EAAE,MAAM,CAAC,GAChC,CAAC,MAAM,EAAE,MAAM,EAAE,MAAM,EAAE,MAAM,EAAE,MAAM,CAAC,CAAC;AAC7C,MAAM,MAAM,aAAa,GAAG,gBAAgB,EAAE,CAAC;AAC/C,MAAM,MAAM,iBAAiB,GAAG,aAAa,EAAE,CAAC;AAEhD,wBAAgB,MAAM,CAAC,QAAQ,EAAE,MAAM,GAAG,iBAAiB,CAiD1D;AAUD,wBAAgB,MAAM,CAAC,OAAO,EAAE,iBAAiB,GAAG,MAAM,CAAC;AAC3D,wBAAgB,MAAM,CAAC,OAAO,EAAE,QAAQ,CAAC,iBAAiB,CAAC,GAAG,MAAM,CAAC"}

types/vlq.d.cts

 import type { StringReader, StringWriter } from './strings.cts';
 export declare const comma: number;
 export declare const semicolon: number;
-export declare function decodeInteger(reader: StringReader, relative: number): number;
-export declare function encodeInteger(builder: StringWriter, num: number, relative: number): number;
+export declare function decodeInteger(reader: StringReader): number;
+export declare function decodeSign(num: number): number;
+export declare function encodeInteger(builder: StringWriter, num: number): void;
+export declare function encodeSign(num: number): number;
 export declare function hasMoreVlq(reader: StringReader, max: number): boolean;
 //# sourceMappingURL=vlq.d.ts.map

types/vlq.d.cts.map

@@ -1,1 +0,1 @@
-{"version":3,"file":"vlq.d.ts","sourceRoot":"","sources":["../src/vlq.ts"],"names":[],"mappings":"AAAA,OAAO,KAAK,EAAE,YAAY,EAAE,YAAY,EAAE,MAAM,WAAW,CAAC;AAE5D,eAAO,MAAM,KAAK,QAAoB,CAAC;AACvC,eAAO,MAAM,SAAS,QAAoB,CAAC;AAY3C,wBAAgB,aAAa,CAAC,MAAM,EAAE,YAAY,EAAE,QAAQ,EAAE,MAAM,GAAG,MAAM,CAoB5E;AAED,wBAAgB,aAAa,CAAC,OAAO,EAAE,YAAY,EAAE,GAAG,EAAE,MAAM,EAAE,QAAQ,EAAE,MAAM,GAAG,MAAM,CAY1F;AAED,wBAAgB,UAAU,CAAC,MAAM,EAAE,YAAY,EAAE,GAAG,EAAE,MAAM,WAG3D"}
+{"version":3,"file":"vlq.d.ts","sourceRoot":"","sources":["../src/vlq.ts"],"names":[],"mappings":"AAAA,OAAO,KAAK,EAAE,YAAY,EAAE,YAAY,EAAE,MAAM,WAAW,CAAC;AAE5D,eAAO,MAAM,KAAK,QAAoB,CAAC;AACvC,eAAO,MAAM,SAAS,QAAoB,CAAC;AAY3C,wBAAgB,aAAa,CAAC,MAAM,EAAE,YAAY,GAAG,MAAM,CAa1D;AAED,wBAAgB,UAAU,CAAC,GAAG,EAAE,MAAM,GAAG,MAAM,CAE9C;AAED,wBAAgB,aAAa,CAAC,OAAO,EAAE,YAAY,EAAE,GAAG,EAAE,MAAM,QAO/D;AAED,wBAAgB,UAAU,CAAC,GAAG,EAAE,MAAM,GAAG,MAAM,CAE9C;AAED,wBAAgB,UAAU,CAAC,MAAM,EAAE,YAAY,EAAE,GAAG,EAAE,MAAM,WAG3D"}

types/vlq.d.mts

 import type { StringReader, StringWriter } from './strings.mts';
 export declare const comma: number;
 export declare const semicolon: number;
-export declare function decodeInteger(reader: StringReader, relative: number): number;
-export declare function encodeInteger(builder: StringWriter, num: number, relative: number): number;
+export declare function decodeInteger(reader: StringReader): number;
+export declare function decodeSign(num: number): number;
+export declare function encodeInteger(builder: StringWriter, num: number): void;
+export declare function encodeSign(num: number): number;
 export declare function hasMoreVlq(reader: StringReader, max: number): boolean;
 //# sourceMappingURL=vlq.d.ts.map

types/vlq.d.mts.map

@@ -1,1 +0,1 @@
-{"version":3,"file":"vlq.d.ts","sourceRoot":"","sources":["../src/vlq.ts"],"names":[],"mappings":"AAAA,OAAO,KAAK,EAAE,YAAY,EAAE,YAAY,EAAE,MAAM,WAAW,CAAC;AAE5D,eAAO,MAAM,KAAK,QAAoB,CAAC;AACvC,eAAO,MAAM,SAAS,QAAoB,CAAC;AAY3C,wBAAgB,aAAa,CAAC,MAAM,EAAE,YAAY,EAAE,QAAQ,EAAE,MAAM,GAAG,MAAM,CAoB5E;AAED,wBAAgB,aAAa,CAAC,OAAO,EAAE,YAAY,EAAE,GAAG,EAAE,MAAM,EAAE,QAAQ,EAAE,MAAM,GAAG,MAAM,CAY1F;AAED,wBAAgB,UAAU,CAAC,MAAM,EAAE,YAAY,EAAE,GAAG,EAAE,MAAM,WAG3D"}
+{"version":3,"file":"vlq.d.ts","sourceRoot":"","sources":["../src/vlq.ts"],"names":[],"mappings":"AAAA,OAAO,KAAK,EAAE,YAAY,EAAE,YAAY,EAAE,MAAM,WAAW,CAAC;AAE5D,eAAO,MAAM,KAAK,QAAoB,CAAC;AACvC,eAAO,MAAM,SAAS,QAAoB,CAAC;AAY3C,wBAAgB,aAAa,CAAC,MAAM,EAAE,YAAY,GAAG,MAAM,CAa1D;AAED,wBAAgB,UAAU,CAAC,GAAG,EAAE,MAAM,GAAG,MAAM,CAE9C;AAED,wBAAgB,aAAa,CAAC,OAAO,EAAE,YAAY,EAAE,GAAG,EAAE,MAAM,QAO/D;AAED,wBAAgB,UAAU,CAAC,GAAG,EAAE,MAAM,GAAG,MAAM,CAE9C;AAED,wBAAgB,UAAU,CAAC,MAAM,EAAE,YAAY,EAAE,GAAG,EAAE,MAAM,WAG3D"}

New alerts

No v1

Quality

Package is not semver >=1. This means it is not stable and does not support ^ ranges.

Improved metrics

Total package byte prevSize

96633

11.06%

Number of package files

32

18.52%

Lines of code

1514

11.41%

Worsened metrics

Number of low quality alerts

1

Infinity%

No dependency changes