@babel/helper-create-class-features-plugin - npm Package Compare versions

Comparing version 7.16.7 to 7.16.10

lib/features.js

@@ -9,3 +9,3 @@ "use strict";
 exports.isLoose = isLoose;
-exports.verifyUsedFeatures = verifyUsedFeatures;
+exports.shouldTransform = shouldTransform;
 
@@ -86,39 +86,68 @@ var _decorators = require("./decorators");
 
-function verifyUsedFeatures(path, file) {
+function shouldTransform(path, file) {
+  let decoratorPath = null;
+  let publicFieldPath = null;
+  let privateFieldPath = null;
+  let privateMethodPath = null;
+  let staticBlockPath = null;
+
   if ((0, _decorators.hasOwnDecorators)(path.node)) {
-    if (!hasFeature(file, FEATURES.decorators)) {
-      throw path.buildCodeFrameError("Decorators are not enabled." + "\nIf you are using " + '["@babel/plugin-proposal-decorators", { "legacy": true }], ' + 'make sure it comes *before* "@babel/plugin-proposal-class-properties" ' + "and enable loose mode, like so:\n" + '\t["@babel/plugin-proposal-decorators", { "legacy": true }]\n' + '\t["@babel/plugin-proposal-class-properties", { "loose": true }]');
+    decoratorPath = path.get("decorators.0");
+  }
+
+  for (const el of path.get("body.body")) {
+    if (!decoratorPath && (0, _decorators.hasOwnDecorators)(el.node)) {
+      decoratorPath = el.get("decorators.0");
     }
 
-    if (path.isPrivate()) {
-      throw path.buildCodeFrameError(`Private ${path.isClassMethod() ? "methods" : "fields"} in decorated classes are not supported yet.`);
+    if (!publicFieldPath && el.isClassProperty()) {
+      publicFieldPath = el;
     }
-  }
 
-  if (path.isClassPrivateMethod != null && path.isClassPrivateMethod()) {
-    if (!hasFeature(file, FEATURES.privateMethods)) {
-      throw path.buildCodeFrameError("Class private methods are not enabled.");
+    if (!privateFieldPath && el.isClassPrivateProperty()) {
+      privateFieldPath = el;
     }
-  }
 
-  if (path.isPrivateName() && path.parentPath.isBinaryExpression({
-    operator: "in",
-    left: path.node
-  })) {
-    if (!hasFeature(file, FEATURES.privateIn)) {
-      throw path.buildCodeFrameError("Private property in checks are not enabled.");
+    if (!privateMethodPath && el.isClassPrivateMethod != null && el.isClassPrivateMethod()) {
+      privateMethodPath = el;
     }
-  }
 
-  if (path.isProperty()) {
-    if (!hasFeature(file, FEATURES.fields)) {
-      throw path.buildCodeFrameError("Class fields are not enabled.");
+    if (!staticBlockPath && el.isStaticBlock != null && el.isStaticBlock()) {
+      staticBlockPath = el;
     }
   }
 
-  if (path.isStaticBlock != null && path.isStaticBlock()) {
-    if (!hasFeature(file, FEATURES.staticBlocks)) {
-      throw path.buildCodeFrameError("Static class blocks are not enabled. " + "Please add `@babel/plugin-proposal-class-static-block` to your configuration.");
-    }
+  if (decoratorPath && privateFieldPath) {
+    throw privateFieldPath.buildCodeFrameError("Private fields in decorated classes are not supported yet.");
   }
+
+  if (decoratorPath && privateMethodPath) {
+    throw privateMethodPath.buildCodeFrameError("Private methods in decorated classes are not supported yet.");
+  }
+
+  if (decoratorPath && !hasFeature(file, FEATURES.decorators)) {
+    throw path.buildCodeFrameError("Decorators are not enabled." + "\nIf you are using " + '["@babel/plugin-proposal-decorators", { "legacy": true }], ' + 'make sure it comes *before* "@babel/plugin-proposal-class-properties" ' + "and enable loose mode, like so:\n" + '\t["@babel/plugin-proposal-decorators", { "legacy": true }]\n' + '\t["@babel/plugin-proposal-class-properties", { "loose": true }]');
+  }
+
+  if (privateMethodPath && !hasFeature(file, FEATURES.privateMethods)) {
+    throw privateMethodPath.buildCodeFrameError("Class private methods are not enabled. " + "Please add `@babel/plugin-proposal-private-method` to your configuration.");
+  }
+
+  if ((publicFieldPath || privateFieldPath) && !hasFeature(file, FEATURES.fields) && !hasFeature(file, FEATURES.privateMethods)) {
+    throw path.buildCodeFrameError("Class fields are not enabled. " + "Please add `@babel/plugin-proposal-class-properties` to your configuration.");
+  }
+
+  if (staticBlockPath && !hasFeature(file, FEATURES.staticBlocks)) {
+    throw path.buildCodeFrameError("Static class blocks are not enabled. " + "Please add `@babel/plugin-proposal-class-static-block` to your configuration.");
+  }
+
+  if (decoratorPath || privateMethodPath || staticBlockPath) {
+    return true;
+  }
+
+  if ((publicFieldPath || privateFieldPath) && hasFeature(file, FEATURES.fields)) {
+    return true;
+  }
+
+  return false;
 }

lib/index.js

@@ -42,3 +42,3 @@ "use strict";
 
-const version = "7.16.7".split(".").reduce((v, x) => v * 1e5 + +x, 0);
+const version = "7.16.10".split(".").reduce((v, x) => v * 1e5 + +x, 0);
 const versionKey = "@babel/plugin-class-features/version";
@@ -91,3 +91,3 @@
         if (this.file.get(versionKey) !== version) return;
-        (0, _features.verifyUsedFeatures)(path, this.file);
+        if (!(0, _features.shouldTransform)(path, this.file)) return;
         if (path.isClassDeclaration()) (0, _typescript.assertFieldTransformed)(path);
@@ -104,4 +104,2 @@ const loose = (0, _features.isLoose)(this.file, feature);
         for (const path of body.get("body")) {
-          (0, _features.verifyUsedFeatures)(path, this.file);
-
           if ((path.isClassProperty() || path.isClassMethod()) && path.node.computed) {
@@ -213,12 +211,2 @@ computedPaths.push(path);
 
-      PrivateName(path) {
-        if (this.file.get(versionKey) !== version || path.parentPath.isPrivate({
-          key: path.node
-        })) {
-          return;
-        }
-
-        throw path.buildCodeFrameError(`Unknown PrivateName "${path}"`);
-      },
-
       ExportDefaultDeclaration(path) {
@@ -225,0 +213,0 @@ if (this.file.get(versionKey) !== version) return;

package.json

 {
   "name": "@babel/helper-create-class-features-plugin",
-  "version": "7.16.7",
+  "version": "7.16.10",
   "author": "The Babel Team (https://babel.dev/team)",
@@ -33,6 +33,6 @@ "license": "MIT",
   "devDependencies": {
-    "@babel/core": "^7.16.7",
+    "@babel/core": "^7.16.10",
     "@babel/helper-plugin-test-runner": "^7.16.7",
     "@babel/plugin-syntax-class-static-block": "^7.14.5",
-    "@babel/preset-env": "^7.16.7"
+    "@babel/preset-env": "^7.16.10"
   },
@@ -39,0 +39,0 @@ "engines": {

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Improved metrics

Total package byte prevSize

52762

increased by1.33%

Lines of code

1319

increased by0.76%

No dependency changes