@jest/transform - npm Package Compare versions

Comparing version 26.0.1 to 26.1.0

build/ScriptTransformer.js

@@ -330,4 +330,2 @@ 'use strict';
   _getTransformer(filename) {
-    let transform = null;
-
     if (!this._config.transform || !this._config.transform.length) {
@@ -339,30 +337,32 @@ return null;
 
-    if (transformPath) {
-      const transformer = this._transformCache.get(transformPath);
+    if (!transformPath) {
+      return null;
+    }
 
-      if (transformer != null) {
-        return transformer;
-      }
+    const transformer = this._transformCache.get(transformPath);
 
-      transform = require(transformPath);
+    if (transformer) {
+      return transformer;
+    }
 
-      if (!transform) {
-        throw new TypeError('Jest: a transform must export something.');
-      }
+    let transform = require(transformPath);
 
-      const transformerConfig = this._transformConfigCache.get(transformPath);
+    if (!transform) {
+      throw new TypeError('Jest: a transform must export something.');
+    }
 
-      if (typeof transform.createTransformer === 'function') {
-        transform = transform.createTransformer(transformerConfig);
-      }
+    const transformerConfig = this._transformConfigCache.get(transformPath);
 
-      if (typeof transform.process !== 'function') {
-        throw new TypeError(
-          'Jest: a transform must export a `process` function.'
-        );
-      }
+    if (typeof transform.createTransformer === 'function') {
+      transform = transform.createTransformer(transformerConfig);
+    }
 
-      this._transformCache.set(transformPath, transform);
+    if (typeof transform.process !== 'function') {
+      throw new TypeError(
+        'Jest: a transform must export a `process` function.'
+      );
     }
 
+    this._transformCache.set(transformPath, transform);
+
     return transform;
@@ -702,3 +702,3 @@ }
    */
-  // @ts-ignore: Unused and private - remove in Jest 25
+  // @ts-expect-error: Unused and private - remove in Jest 25
 
@@ -705,0 +705,0 @@ _shouldTransform(filename) {

build/shouldInstrument.js

@@ -105,3 +105,15 @@ 'use strict';
 );
+const cachedRegexes = new Map();
 
+const getRegex = regexStr => {
+  if (!cachedRegexes.has(regexStr)) {
+    cachedRegexes.set(regexStr, new RegExp(regexStr));
+  }
+
+  const regex = cachedRegexes.get(regexStr); // prevent stateful regexes from breaking, just in case
+
+  regex.lastIndex = 0;
+  return regex;
+};
+
 function shouldInstrument(filename, options, config) {
@@ -120,3 +132,5 @@ if (!options.collectCoverage) {
   if (
-    !config.testPathIgnorePatterns.some(pattern => !!filename.match(pattern))
+    !config.testPathIgnorePatterns.some(pattern =>
+      getRegex(pattern).test(filename)
+    )
   ) {
@@ -128,6 +142,5 @@ if (config.testRegex.some(regex => new RegExp(regex).test(filename))) {
     if (
-      (0, _micromatch().default)(
-        [(0, _jestUtil().replacePathSepForGlob)(filename)],
-        config.testMatch
-      ).length
+      (0, _jestUtil().globsToMatcher)(config.testMatch)(
+        (0, _jestUtil().replacePathSepForGlob)(filename)
+      )
     ) {
@@ -151,10 +164,7 @@ return false;
     options.collectCoverageFrom.length &&
-    (0, _micromatch().default)(
-      [
-        (0, _jestUtil().replacePathSepForGlob)(
-          path().relative(config.rootDir, filename)
-        )
-      ],
-      options.collectCoverageFrom
-    ).length === 0
+    !(0, _jestUtil().globsToMatcher)(options.collectCoverageFrom)(
+      (0, _jestUtil().replacePathSepForGlob)(
+        path().relative(config.rootDir, filename)
+      )
+    )
   ) {
@@ -161,0 +171,0 @@ return false;

package.json

 {
   "name": "@jest/transform",
-  "version": "26.0.1",
+  "version": "26.1.0",
   "repository": {
@@ -14,3 +14,3 @@ "type": "git",
     "@babel/core": "^7.1.0",
-    "@jest/types": "^26.0.1",
+    "@jest/types": "^26.1.0",
     "babel-plugin-istanbul": "^6.0.0",
@@ -21,5 +21,5 @@ "chalk": "^4.0.0",
     "graceful-fs": "^4.2.4",
-    "jest-haste-map": "^26.0.1",
+    "jest-haste-map": "^26.1.0",
     "jest-regex-util": "^26.0.0",
-    "jest-util": "^26.0.1",
+    "jest-util": "^26.1.0",
     "micromatch": "^4.0.2",
@@ -47,3 +47,3 @@ "pirates": "^4.0.1",
   },
-  "gitHead": "40b8e1e157c9981dda5a68d73fff647e80fc9f5c"
+  "gitHead": "817d8b6aca845dd4fcfd7f8316293e69f3a116c5"
 }

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Improved metrics

Total package byte prevSize

38392

increased by0.62%

Lines of code

1149

increased by0.61%

Dependency changes

• Updated@jest/types@^26.1.0

• Updatedjest-haste-map@^26.1.0

• Updatedjest-util@^26.1.0