@babel/core - npm Package Compare versions

Comparing version 7.15.0 to 7.15.4

lib/index.js

@@ -248,3 +248,3 @@ "use strict";
 
-const version = "7.15.0";
+const version = "7.15.4";
 exports.version = version;
@@ -251,0 +251,0 @@ const DEFAULT_EXTENSIONS = Object.freeze([".js", ".jsx", ".es6", ".es", ".mjs", ".cjs"]);

lib/tools/build-external-helpers.js

@@ -38,6 +38,6 @@ "use strict";
 
-function t() {
+function _t() {
   const data = require("@babel/types");
 
-  t = function () {
+  _t = function () {
     return data;
@@ -51,3 +51,25 @@ };
 
-const buildUmdWrapper = replacements => (0, _template().default)`
+const {
+  arrayExpression,
+  assignmentExpression,
+  binaryExpression,
+  blockStatement,
+  callExpression,
+  cloneNode,
+  conditionalExpression,
+  exportNamedDeclaration,
+  exportSpecifier,
+  expressionStatement,
+  functionExpression,
+  identifier,
+  memberExpression,
+  objectExpression,
+  program,
+  stringLiteral,
+  unaryExpression,
+  variableDeclaration,
+  variableDeclarator
+} = _t();
+
+const buildUmdWrapper = replacements => _template().default.statement`
     (function (root, factory) {
@@ -67,7 +89,7 @@ if (typeof define === "function" && define.amd) {
 function buildGlobal(allowlist) {
-  const namespace = t().identifier("babelHelpers");
+  const namespace = identifier("babelHelpers");
   const body = [];
-  const container = t().functionExpression(null, [t().identifier("global")], t().blockStatement(body));
-  const tree = t().program([t().expressionStatement(t().callExpression(container, [t().conditionalExpression(t().binaryExpression("===", t().unaryExpression("typeof", t().identifier("global")), t().stringLiteral("undefined")), t().identifier("self"), t().identifier("global"))]))]);
-  body.push(t().variableDeclaration("var", [t().variableDeclarator(namespace, t().assignmentExpression("=", t().memberExpression(t().identifier("global"), namespace), t().objectExpression([])))]));
+  const container = functionExpression(null, [identifier("global")], blockStatement(body));
+  const tree = program([expressionStatement(callExpression(container, [conditionalExpression(binaryExpression("===", unaryExpression("typeof", identifier("global")), stringLiteral("undefined")), identifier("self"), identifier("global"))]))]);
+  body.push(variableDeclaration("var", [variableDeclarator(namespace, assignmentExpression("=", memberExpression(identifier("global"), namespace), objectExpression([])))]));
   buildHelpers(body, namespace, allowlist);
@@ -80,20 +102,20 @@ return tree;
   const refs = buildHelpers(body, null, allowlist);
-  body.unshift(t().exportNamedDeclaration(null, Object.keys(refs).map(name => {
-    return t().exportSpecifier(t().cloneNode(refs[name]), t().identifier(name));
+  body.unshift(exportNamedDeclaration(null, Object.keys(refs).map(name => {
+    return exportSpecifier(cloneNode(refs[name]), identifier(name));
   })));
-  return t().program(body, [], "module");
+  return program(body, [], "module");
 }
 
 function buildUmd(allowlist) {
-  const namespace = t().identifier("babelHelpers");
+  const namespace = identifier("babelHelpers");
   const body = [];
-  body.push(t().variableDeclaration("var", [t().variableDeclarator(namespace, t().identifier("global"))]));
+  body.push(variableDeclaration("var", [variableDeclarator(namespace, identifier("global"))]));
   buildHelpers(body, namespace, allowlist);
-  return t().program([buildUmdWrapper({
-    FACTORY_PARAMETERS: t().identifier("global"),
-    BROWSER_ARGUMENTS: t().assignmentExpression("=", t().memberExpression(t().identifier("root"), namespace), t().objectExpression([])),
-    COMMON_ARGUMENTS: t().identifier("exports"),
-    AMD_ARGUMENTS: t().arrayExpression([t().stringLiteral("exports")]),
+  return program([buildUmdWrapper({
+    FACTORY_PARAMETERS: identifier("global"),
+    BROWSER_ARGUMENTS: assignmentExpression("=", memberExpression(identifier("root"), namespace), objectExpression([])),
+    COMMON_ARGUMENTS: identifier("exports"),
+    AMD_ARGUMENTS: arrayExpression([stringLiteral("exports")]),
     FACTORY_BODY: body,
-    UMD_ROOT: t().identifier("this")
+    UMD_ROOT: identifier("this")
   })]);
@@ -103,8 +125,8 @@ }
 function buildVar(allowlist) {
-  const namespace = t().identifier("babelHelpers");
+  const namespace = identifier("babelHelpers");
   const body = [];
-  body.push(t().variableDeclaration("var", [t().variableDeclarator(namespace, t().objectExpression([]))]));
-  const tree = t().program(body);
+  body.push(variableDeclaration("var", [variableDeclarator(namespace, objectExpression([]))]));
+  const tree = program(body);
   buildHelpers(body, namespace, allowlist);
-  body.push(t().expressionStatement(namespace));
+  body.push(expressionStatement(namespace));
   return tree;
@@ -115,3 +137,3 @@ }
   const getHelperReference = name => {
-    return namespace ? t().memberExpression(namespace, t().identifier(name)) : t().identifier(`_${name}`);
+    return namespace ? memberExpression(namespace, identifier(name)) : identifier(`_${name}`);
   };
@@ -118,0 +140,0 @@

lib/transformation/file/file.js

@@ -38,6 +38,6 @@ "use strict";
 
-function t() {
+function _t() {
   const data = require("@babel/types");
 
-  t = function () {
+  _t = function () {
     return data;
@@ -69,2 +69,7 @@ };
 
+const {
+  cloneNode,
+  interpreterDirective
+} = _t();
+
 const errorVisitor = {
@@ -127,3 +132,3 @@ enter(path, state) {
     if (value) {
-      this.path.get("interpreter").replaceWith(t().interpreterDirective(value));
+      this.path.get("interpreter").replaceWith(interpreterDirective(value));
     } else {
@@ -175,3 +180,3 @@ this.path.get("interpreter").remove();
     const declar = this.declarations[name];
-    if (declar) return t().cloneNode(declar);
+    if (declar) return cloneNode(declar);
     const generator = this.get("helperGenerator");
@@ -178,0 +183,0 @@

lib/transformation/normalize-file.js

@@ -38,6 +38,6 @@ "use strict";
 
-function t() {
+function _t() {
   const data = require("@babel/types");
 
-  t = function () {
+  _t = function () {
     return data;
@@ -65,2 +65,7 @@ };
 
+const {
+  file,
+  traverseFast
+} = _t();
+
 const debug = _debug()("babel:transform:file");
@@ -75,3 +80,3 @@
     if (ast.type === "Program") {
-      ast = t().file(ast, [], []);
+      ast = file(ast, [], []);
     } else if (ast.type !== "File") {
@@ -159,3 +164,3 @@ throw new Error("AST root must be a Program or File node");
   let lastComment = null;
-  t().traverseFast(ast, node => {
+  traverseFast(ast, node => {
     [node.leadingComments, lastComment] = extractCommentsFromList(regex, node.leadingComments, lastComment);
@@ -162,0 +167,0 @@ [node.innerComments, lastComment] = extractCommentsFromList(regex, node.innerComments, lastComment);

lib/transformation/normalize-opts.js

@@ -34,4 +34,6 @@ "use strict";
     parserOpts: Object.assign({
-      sourceType: _path().extname(filenameRelative) === ".mjs" ? "module" : sourceType,
-      sourceFileName: filename,
+      sourceType: _path().extname(filenameRelative) === ".mjs" ? "module" : sourceType
+    }, sourceFileName !== "unknown" && {
+      sourceFilename: sourceFileName
+    }, {
       plugins: []
@@ -38,0 +40,0 @@ }, opts.parserOpts),

package.json

 {
   "name": "@babel/core",
-  "version": "7.15.0",
+  "version": "7.15.4",
   "description": "Babel compiler core.",
@@ -52,10 +52,10 @@ "main": "./lib/index.js",
     "@babel/code-frame": "^7.14.5",
-    "@babel/generator": "^7.15.0",
-    "@babel/helper-compilation-targets": "^7.15.0",
-    "@babel/helper-module-transforms": "^7.15.0",
-    "@babel/helpers": "^7.14.8",
-    "@babel/parser": "^7.15.0",
-    "@babel/template": "^7.14.5",
-    "@babel/traverse": "^7.15.0",
-    "@babel/types": "^7.15.0",
+    "@babel/generator": "^7.15.4",
+    "@babel/helper-compilation-targets": "^7.15.4",
+    "@babel/helper-module-transforms": "^7.15.4",
+    "@babel/helpers": "^7.15.4",
+    "@babel/parser": "^7.15.4",
+    "@babel/template": "^7.15.4",
+    "@babel/traverse": "^7.15.4",
+    "@babel/types": "^7.15.4",
     "convert-source-map": "^1.7.0",
@@ -70,3 +70,3 @@ "debug": "^4.1.0",
     "@babel/helper-transform-fixture-test-runner": "7.15.0",
-    "@babel/plugin-transform-modules-commonjs": "7.15.0",
+    "@babel/plugin-transform-modules-commonjs": "7.15.4",
     "@types/convert-source-map": "^1.5.1",
@@ -73,0 +73,0 @@ "@types/debug": "^4.1.0",

New alerts

Debug access

Supply chain risk

Uses debug, reflection and dynamic code execution features.

Found 2 instances in 1 package

Dynamic require

Supply chain risk

Dynamic require can indicate the package is performing dangerous or unsafe dynamic code execution.

Found 1 instance in 1 package

Environment variable access

Supply chain risk

Package accesses environment variables, which may be a sign of credential stuffing or data theft.

Found 3 instances in 1 package

Filesystem access

Supply chain risk

Accesses the file system, and could potentially read sensitive data.

Found 1 instance in 1 package

AI-detected potential code anomaly

Supply chain risk

AI has identified unusual behaviors that may pose a security risk.

Found 1 instance in 1 package

Long strings

Supply chain risk

Contains long string literals, which may be a sign of obfuscated or packed code.

Found 1 instance in 1 package

URL strings

Supply chain risk

Package contains fragments of external URLs or IP addresses, which the package may be accessing at runtime.

Found 1 instance in 1 package

Fixed alerts

Debug access

Supply chain risk

Uses debug, reflection and dynamic code execution features.

Found 2 instances in 1 package

Dynamic require

Supply chain risk

Dynamic require can indicate the package is performing dangerous or unsafe dynamic code execution.

Found 1 instance in 1 package

Environment variable access

Supply chain risk

Package accesses environment variables, which may be a sign of credential stuffing or data theft.

Found 3 instances in 1 package

Filesystem access

Supply chain risk

Accesses the file system, and could potentially read sensitive data.

Found 1 instance in 1 package

AI-detected potential code anomaly

Supply chain risk

AI has identified unusual behaviors that may pose a security risk.

Found 1 instance in 1 package

Long strings

Supply chain risk

Contains long string literals, which may be a sign of obfuscated or packed code.

Found 1 instance in 1 package

URL strings

Supply chain risk

Package contains fragments of external URLs or IP addresses, which the package may be accessing at runtime.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

175480

0.2%

Lines of code

5323

0.57%

Dependency changes

• Updated

  @babel/generator@^7.15.4

• Updated

  @babel/helper-compilation-targets@^7.15.4

• Updated

  @babel/helper-module-transforms@^7.15.4

• Updated

  @babel/helpers@^7.15.4

• Updated

  @babel/parser@^7.15.4

• Updated

  @babel/template@^7.15.4

• Updated

  @babel/traverse@^7.15.4

• Updated

  @babel/types@^7.15.4