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

Comparing version 7.3.4 to 7.4.0

lib/features.js

@@ -53,4 +53,4 @@ "use strict";
 
-    if (path.node.static) {
-      throw path.buildCodeFrameError("@babel/plugin-class-features doesn't support class static private methods yet.");
+    if (path.node.static && path.node.kind !== "method") {
+      throw path.buildCodeFrameError("@babel/plugin-class-features doesn't support class static private accessors yet.");
     }
@@ -57,0 +57,0 @@ }

lib/fields.js

@@ -77,3 +77,3 @@ "use strict";
         update.setId = prop.scope.generateUidIdentifier(`set_${name}`);
-      } else if (prop.node.kind === "method" && isMethod && isInstance) {
+      } else if (prop.node.kind === "method") {
         update.methodId = prop.scope.generateUidIdentifier(name);
@@ -206,4 +206,5 @@ }
 
-    if (isStatic && !isMethod) {
-      return _core().types.callExpression(file.addHelper("classStaticPrivateFieldSpecGet"), [this.receiver(member), _core().types.cloneNode(classRef), _core().types.cloneNode(id)]);
+    if (isStatic) {
+      const helperName = isMethod ? "classStaticPrivateMethodGet" : "classStaticPrivateFieldSpecGet";
+      return _core().types.callExpression(file.addHelper(helperName), [this.receiver(member), _core().types.cloneNode(classRef), _core().types.cloneNode(id)]);
     }
@@ -238,4 +239,5 @@
 
-    if (isStatic && !isMethod) {
-      return _core().types.callExpression(file.addHelper("classStaticPrivateFieldSpecSet"), [this.receiver(member), _core().types.cloneNode(classRef), _core().types.cloneNode(id), value]);
+    if (isStatic) {
+      const helperName = isMethod ? "classStaticPrivateMethodSet" : "classStaticPrivateFieldSpecSet";
+      return _core().types.callExpression(file.addHelper(helperName), [this.receiver(member), _core().types.cloneNode(classRef), _core().types.cloneNode(id), value]);
     }
@@ -458,5 +460,21 @@
 
-function buildPrivateInstanceMethodDeclaration(prop, privateNamesMap) {
+function buildPrivateStaticMethodInitLoose(ref, prop, state, privateNamesMap) {
+  const {
+    id,
+    methodId
+  } = privateNamesMap.get(prop.node.key.id.name);
+  return _core().template.statement.ast`
+    Object.defineProperty(${ref}, ${id}, {
+      // configurable is false by default
+      // enumerable is false by default
+      // writable is false by default
+      value: ${methodId.name}
+    });
+  `;
+}
+
+function buildPrivateMethodDeclaration(prop, privateNamesMap, loose = false) {
   const privateName = privateNamesMap.get(prop.node.key.id.name);
   const {
+    id,
     methodId,
@@ -466,3 +484,4 @@ getId,
     getterDeclared,
-    setterDeclared
+    setterDeclared,
+    static: isStatic
   } = privateName;
@@ -495,2 +514,6 @@ const {
 
+  if (isStatic && !loose) {
+    return _core().types.variableDeclaration("var", [_core().types.variableDeclarator(id, _core().types.functionExpression(id, params, body, generator, async))]);
+  }
+
   return _core().types.variableDeclaration("var", [_core().types.variableDeclarator(methodId, methodValue)]);
@@ -520,9 +543,12 @@ }
       state.needsClassRef = true;
-      return ref;
+      return path.node.static ? ref : _core().types.thisExpression();
     }
 
   });
-  replacer.isStatic = true;
   replacer.replace();
-  path.traverse(thisContextVisitor, state);
+
+  if (path.isProperty()) {
+    path.traverse(thisContextVisitor, state);
+  }
+
   return state.needsClassRef;
@@ -544,3 +570,3 @@ }
 
-    if (isStatic && isField) {
+    if (isStatic || isMethod && isPrivate) {
       const replaced = replaceThisContext(prop, ref, superRef, state, loose);
@@ -581,3 +607,3 @@ needsClassRef = needsClassRef || replaced;
         instanceNodes.unshift(buildPrivateMethodInitLoose(_core().types.thisExpression(), prop, privateNamesMap));
-        staticNodes.push(buildPrivateInstanceMethodDeclaration(prop, privateNamesMap));
+        staticNodes.push(buildPrivateMethodDeclaration(prop, privateNamesMap, loose));
         break;
@@ -587,5 +613,16 @@
         instanceNodes.unshift(buildPrivateInstanceMethodInitSpec(_core().types.thisExpression(), prop, privateNamesMap));
-        staticNodes.push(buildPrivateInstanceMethodDeclaration(prop, privateNamesMap));
+        staticNodes.push(buildPrivateMethodDeclaration(prop, privateNamesMap, loose));
         break;
 
+      case isStatic && isPrivate && isMethod && !loose:
+        needsClassRef = true;
+        staticNodes.push(buildPrivateMethodDeclaration(prop, privateNamesMap, loose));
+        break;
+
+      case isStatic && isPrivate && isMethod && loose:
+        needsClassRef = true;
+        staticNodes.push(buildPrivateMethodDeclaration(prop, privateNamesMap, loose));
+        staticNodes.push(buildPrivateStaticMethodInitLoose(_core().types.cloneNode(ref), prop, state, privateNamesMap));
+        break;
+
       case isInstance && isPublic && isField && loose:
@@ -592,0 +629,0 @@ instanceNodes.push(buildPublicFieldInitLoose(_core().types.thisExpression(), prop));

package.json

 {
   "name": "@babel/helper-create-class-features-plugin",
-  "version": "7.3.4",
+  "version": "7.4.0",
   "author": "The Babel Team (https://babeljs.io/team)",
@@ -21,4 +21,4 @@ "license": "MIT",
     "@babel/helper-plugin-utils": "^7.0.0",
-    "@babel/helper-replace-supers": "^7.3.4",
-    "@babel/helper-split-export-declaration": "^7.0.0"
+    "@babel/helper-replace-supers": "^7.4.0",
+    "@babel/helper-split-export-declaration": "^7.4.0"
   },
@@ -29,6 +29,6 @@ "peerDependencies": {
   "devDependencies": {
-    "@babel/core": "^7.3.4",
+    "@babel/core": "^7.4.0",
     "@babel/helper-plugin-test-runner": "^7.0.0"
   },
-  "gitHead": "1f6454cc90fe33e0a32260871212e2f719f35741"
+  "gitHead": "f1328fb913b5a93d54dfc6e3728b1f56c8f4a804"
 }

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Improved metrics

Total package byte prevSize

38269

increased by3.67%

Lines of code

1008

increased by3.17%

Dependency changes

• Updated@babel/helper-replace-supers@^7.4.0

• Updated@babel/helper-split-export-declaration@^7.4.0