update vendor

lib/converter/converter.js

@@ -20,7 +20,7 @@ const {
 } = require('../utils/dedupe.js');
 const { getSourceType, initSourceMapSourcesPath } = require('../utils/source-path.js');
 
-const { decode } = require('@jridgewell/sourcemap-codec');
+const { decode } = require('../packages/monocart-coverage-vendor.js');
 
 const InfoBranch = require('./info-branch.js');
 const InfoFunction = require('./info-function.js');

lib/converter/flatten-source-maps.js

@@ -1,4 +1,4 @@
-const { decode } = require('@jridgewell/sourcemap-codec');
+const { decode } = require('../packages/monocart-coverage-vendor.js');
 
 const COLUMN = 0;
 const SOURCES_INDEX = 1;

lib/v8/v8.js

@@ -1,5 +1,5 @@
 const EC = require('eight-colors');
-const { mergeScriptCovs } = require('@bcoe/v8-coverage');
+const { mergeScriptCovs } = require('../packages/monocart-coverage-vendor.js');
 const Util = require('../utils/util.js');
 const { getV8Summary } = require('./v8-summary.js');
 const { dedupeFlatRanges } = require('../utils/dedupe.js');

package.json

@@ -74,8 +74,6 @@
         "url": "git+https://github.com/cenfun/monocart-coverage-reports.git"
     },
     "dependencies": {
-        "@bcoe/v8-coverage": "^0.2.3",
-        "@jridgewell/sourcemap-codec": "^1.5.0",
         "acorn": "^8.12.1",
         "acorn-loose": "^8.4.0",
         "acorn-walk": "^8.3.4",
@@ -90,6 +88,8 @@
         "monocart-locator": "^1.0.2"
     },
     "devDependencies": {
+        "@bcoe/v8-coverage": "^0.2.3",
+        "@jridgewell/sourcemap-codec": "^1.5.0",
         "async-tick": "^1.0.0",
         "convert-source-map": "^2.0.0",
         "diff-sequences": "^29.6.3",

packages/vendor/src/index.js

@@ -1,5 +1,14 @@
+/**
+ * there is performance issue if adding acorn: https://github.com/cenfun/monocart-coverage-reports/issues/47
+ *
+ */
+
 import * as convertSourceMap from 'convert-source-map';
 
+import { decode } from '@jridgewell/sourcemap-codec';
+
+import { mergeScriptCovs } from '@bcoe/v8-coverage';
+
 import parseCss from 'postcss/lib/parse';
 
 import WebSocket from 'ws';
@@ -19,6 +28,10 @@ export {
 
     convertSourceMap,
 
+    decode,
+
+    mergeScriptCovs,
+
     parseCss,
 
     WebSocket,