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

Comparing version 7.21.4-esm to 7.21.4-esm.1

lib/decorators.js

@@ -1,16 +0,8 @@
-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-exports.buildDecoratedClass = buildDecoratedClass;
-exports.hasDecorators = hasDecorators;
-exports.hasOwnDecorators = hasOwnDecorators;
-var _core = require("@babel/core");
-var _helperReplaceSupers = require("@babel/helper-replace-supers");
-var _helperFunctionName = require("@babel/helper-function-name");
-function hasOwnDecorators(node) {
+import { types as t, template } from "@babel/core";
+import ReplaceSupers from "@babel/helper-replace-supers";
+import nameFunction from "@babel/helper-function-name";
+export function hasOwnDecorators(node) {
   return !!(node.decorators && node.decorators.length);
 }
-function hasDecorators(node) {
+export function hasDecorators(node) {
   return hasOwnDecorators(node) || node.body.body.some(hasOwnDecorators);
@@ -20,6 +12,6 @@ }
   if (!value) return null;
-  return _core.types.objectProperty(_core.types.identifier(key), value);
+  return t.objectProperty(t.identifier(key), value);
 }
 function method(key, body) {
-  return _core.types.objectMethod("method", _core.types.identifier(key), [], _core.types.blockStatement(body));
+  return t.objectMethod("method", t.identifier(key), [], t.blockStatement(body));
 }
@@ -29,3 +21,3 @@ function takeDecorators(node) {
   if (node.decorators && node.decorators.length > 0) {
-    result = _core.types.arrayExpression(node.decorators.map(decorator => decorator.expression));
+    result = t.arrayExpression(node.decorators.map(decorator => decorator.expression));
   }
@@ -38,6 +30,6 @@ node.decorators = undefined;
     return node.key;
-  } else if (_core.types.isIdentifier(node.key)) {
-    return _core.types.stringLiteral(node.key.name);
+  } else if (t.isIdentifier(node.key)) {
+    return t.stringLiteral(node.key.name);
   } else {
-    return _core.types.stringLiteral(String(node.key.value));
+    return t.stringLiteral(String(node.key.value));
   }
@@ -61,3 +53,3 @@ }
   if (!path.isTSDeclareMethod()) {
-    new _helperReplaceSupers.default({
+    new ReplaceSupers({
       methodPath: path,
@@ -70,7 +62,7 @@ objectRef: classRef,
   }
-  const properties = [prop("kind", _core.types.stringLiteral(_core.types.isClassMethod(node) ? node.kind : "field")), prop("decorators", takeDecorators(node)), prop("static", node.static && _core.types.booleanLiteral(true)), prop("key", getKey(node))].filter(Boolean);
-  if (_core.types.isClassMethod(node)) {
+  const properties = [prop("kind", t.stringLiteral(t.isClassMethod(node) ? node.kind : "field")), prop("decorators", takeDecorators(node)), prop("static", node.static && t.booleanLiteral(true)), prop("key", getKey(node))].filter(Boolean);
+  if (t.isClassMethod(node)) {
     const id = node.computed ? null : node.key;
-    const transformed = _core.types.toExpression(node);
-    properties.push(prop("value", (0, _helperFunctionName.default)({
+    const transformed = t.toExpression(node);
+    properties.push(prop("value", nameFunction({
       node: transformed,
@@ -80,4 +72,4 @@ id,
     }) || transformed));
-  } else if (_core.types.isClassProperty(node) && node.value) {
-    properties.push(method("value", _core.template.statements.ast`return ${node.value}`));
+  } else if (t.isClassProperty(node) && node.value) {
+    properties.push(method("value", template.statements.ast`return ${node.value}`));
   } else {
@@ -87,3 +79,3 @@ properties.push(prop("value", scope.buildUndefinedNode()));
   path.remove();
-  return _core.types.objectExpression(properties);
+  return t.objectExpression(properties);
 }
@@ -93,3 +85,3 @@ function addDecorateHelper(file) {
 }
-function buildDecoratedClass(ref, path, elements, file) {
+export function buildDecoratedClass(ref, path, elements, file) {
   const {
@@ -106,3 +98,3 @@ node,
   node.type = "ClassDeclaration";
-  if (!node.id) node.id = _core.types.cloneNode(ref);
+  if (!node.id) node.id = t.cloneNode(ref);
   let superId;
@@ -114,9 +106,9 @@ if (superClass) {
   const classDecorators = takeDecorators(node);
-  const definitions = _core.types.arrayExpression(elements.filter(element => !element.node.abstract && element.node.type !== "TSIndexSignature").map(path => extractElementDescriptor(file, node.id, superId, path)));
-  const wrapperCall = _core.template.expression.ast`
+  const definitions = t.arrayExpression(elements.filter(element => !element.node.abstract && element.node.type !== "TSIndexSignature").map(path => extractElementDescriptor(file, node.id, superId, path)));
+  const wrapperCall = template.expression.ast`
     ${addDecorateHelper(file)}(
-      ${classDecorators || _core.types.nullLiteral()},
-      function (${initializeId}, ${superClass ? _core.types.cloneNode(superId) : null}) {
+      ${classDecorators || t.nullLiteral()},
+      function (${initializeId}, ${superClass ? t.cloneNode(superId) : null}) {
         ${node}
-        return { F: ${_core.types.cloneNode(node.id)}, d: ${definitions} };
+        return { F: ${t.cloneNode(node.id)}, d: ${definitions} };
       },
@@ -127,3 +119,3 @@ ${superClass}
   if (!isStrict) {
-    wrapperCall.arguments[1].body.directives.push(_core.types.directive(_core.types.directiveLiteral("use strict")));
+    wrapperCall.arguments[1].body.directives.push(t.directive(t.directiveLiteral("use strict")));
   }
@@ -133,7 +125,7 @@ let replacement = wrapperCall;
   if (isDeclaration) {
-    replacement = _core.template.statement.ast`let ${ref} = ${wrapperCall}`;
+    replacement = template.statement.ast`let ${ref} = ${wrapperCall}`;
     classPathDesc = "declarations.0.init." + classPathDesc;
   }
   return {
-    instanceNodes: [_core.template.statement.ast`${_core.types.cloneNode(initializeId)}(this)`],
+    instanceNodes: [template.statement.ast`${t.cloneNode(initializeId)}(this)`],
     wrapClass(path) {
@@ -140,0 +132,0 @@ path.replaceWith(replacement);

lib/features.js

@@ -1,12 +0,3 @@
-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-exports.FEATURES = void 0;
-exports.enableFeature = enableFeature;
-exports.isLoose = isLoose;
-exports.shouldTransform = shouldTransform;
-var _decorators = require("./decorators");
-const FEATURES = Object.freeze({
+import { hasOwnDecorators } from "./decorators.js";
+export const FEATURES = Object.freeze({
   fields: 1 << 1,
@@ -18,3 +9,2 @@ privateMethods: 1 << 2,
 });
-exports.FEATURES = FEATURES;
 const featuresSameLoose = new Map([[FEATURES.fields, "@babel/plugin-proposal-class-properties"], [FEATURES.privateMethods, "@babel/plugin-proposal-private-methods"], [FEATURES.privateIn, "@babel/plugin-proposal-private-property-in-object"]]);
@@ -24,3 +14,3 @@ const featuresKey = "@babel/plugin-class-features/featuresKey";
 const looseLowPriorityKey = "@babel/plugin-class-features/looseLowPriorityKey/#__internal__@babel/preset-env__please-overwrite-loose-instead-of-throwing";
-function enableFeature(file, feature, loose) {
+export function enableFeature(file, feature, loose) {
   if (!hasFeature(file, feature) || canIgnoreLoose(file, feature)) {
@@ -64,3 +54,3 @@ file.set(featuresKey, file.get(featuresKey) | feature);
 }
-function isLoose(file, feature) {
+export function isLoose(file, feature) {
   return !!(file.get(looseKey) & feature);
@@ -75,3 +65,3 @@ }
 }
-function shouldTransform(path, file) {
+export function shouldTransform(path, file) {
   let decoratorPath = null;
@@ -82,7 +72,7 @@ let publicFieldPath = null;
   let staticBlockPath = null;
-  if ((0, _decorators.hasOwnDecorators)(path.node)) {
+  if (hasOwnDecorators(path.node)) {
     decoratorPath = path.get("decorators.0");
   }
   for (const el of path.get("body.body")) {
-    if (!decoratorPath && (0, _decorators.hasOwnDecorators)(el.node)) {
+    if (!decoratorPath && hasOwnDecorators(el.node)) {
       decoratorPath = el.get("decorators.0");
@@ -89,0 +79,0 @@ }

lib/fields.js

@@ -1,20 +0,10 @@
-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-exports.buildCheckInRHS = buildCheckInRHS;
-exports.buildFieldsInitNodes = buildFieldsInitNodes;
-exports.buildPrivateNamesMap = buildPrivateNamesMap;
-exports.buildPrivateNamesNodes = buildPrivateNamesNodes;
-exports.transformPrivateNamesUsage = transformPrivateNamesUsage;
-var _core = require("@babel/core");
-var _helperReplaceSupers = require("@babel/helper-replace-supers");
-var _helperEnvironmentVisitor = require("@babel/helper-environment-visitor");
-var _helperMemberExpressionToFunctions = require("@babel/helper-member-expression-to-functions");
-var _helperOptimiseCallExpression = require("@babel/helper-optimise-call-expression");
-var _helperAnnotateAsPure = require("@babel/helper-annotate-as-pure");
-var _helperSkipTransparentExpressionWrappers = require("@babel/helper-skip-transparent-expression-wrappers");
-var ts = require("./typescript");
-function buildPrivateNamesMap(props) {
+import { template, traverse, types as t } from "@babel/core";
+import ReplaceSupers from "@babel/helper-replace-supers";
+import environmentVisitor from "@babel/helper-environment-visitor";
+import memberExpressionToFunctions from "@babel/helper-member-expression-to-functions";
+import optimiseCall from "@babel/helper-optimise-call-expression";
+import annotateAsPure from "@babel/helper-annotate-as-pure";
+import { isTransparentExprWrapper } from "@babel/helper-skip-transparent-expression-wrappers";
+import * as ts from "./typescript.js";
+export function buildPrivateNamesMap(props) {
   const privateNamesMap = new Map();
@@ -45,3 +35,3 @@ for (const prop of props) {
 }
-function buildPrivateNamesNodes(privateNamesMap, privateFieldsAsProperties, privateFieldsAsSymbols, state) {
+export function buildPrivateNamesNodes(privateNamesMap, privateFieldsAsProperties, privateFieldsAsSymbols, state) {
   const initNodes = [];
@@ -56,14 +46,14 @@ for (const [name, value] of privateNamesMap) {
     const isAccessor = getId || setId;
-    const id = _core.types.cloneNode(value.id);
+    const id = t.cloneNode(value.id);
     let init;
     if (privateFieldsAsProperties) {
-      init = _core.types.callExpression(state.addHelper("classPrivateFieldLooseKey"), [_core.types.stringLiteral(name)]);
+      init = t.callExpression(state.addHelper("classPrivateFieldLooseKey"), [t.stringLiteral(name)]);
     } else if (privateFieldsAsSymbols) {
-      init = _core.types.callExpression(_core.types.identifier("Symbol"), [_core.types.stringLiteral(name)]);
+      init = t.callExpression(t.identifier("Symbol"), [t.stringLiteral(name)]);
     } else if (!isStatic) {
-      init = _core.types.newExpression(_core.types.identifier(!isMethod || isAccessor ? "WeakMap" : "WeakSet"), []);
+      init = t.newExpression(t.identifier(!isMethod || isAccessor ? "WeakMap" : "WeakSet"), []);
     }
     if (init) {
-      (0, _helperAnnotateAsPure.default)(init);
-      initNodes.push(_core.template.statement.ast`var ${id} = ${init}`);
+      annotateAsPure(init);
+      initNodes.push(template.statement.ast`var ${id} = ${init}`);
     }
@@ -74,3 +64,3 @@ }
 function privateNameVisitorFactory(visitor) {
-  const nestedVisitor = _core.traverse.visitors.merge([Object.assign({}, visitor), _helperEnvironmentVisitor.default]);
+  const nestedVisitor = traverse.visitors.merge([Object.assign({}, visitor), environmentVisitor]);
   const privateNameVisitor = Object.assign({}, visitor, {
@@ -140,5 +130,5 @@ Class(path) {
 }
-function buildCheckInRHS(rhs, file, inRHSIsObject) {
+export function buildCheckInRHS(rhs, file, inRHSIsObject) {
   if (inRHSIsObject || !(file.availableHelper != null && file.availableHelper("checkInRHS"))) return rhs;
-  return _core.types.callExpression(file.addHelper("checkInRHS"), [rhs]);
+  return t.callExpression(file.addHelper("checkInRHS"), [rhs]);
 }
@@ -155,3 +145,3 @@ const privateInVisitor = privateNameVisitorFactory({
     if (operator !== "in") return;
-    if (!_core.types.isPrivateName(left)) return;
+    if (!t.isPrivateName(left)) return;
     const {
@@ -172,4 +162,4 @@ privateFieldsAsProperties,
       } = privateNamesMap.get(name);
-      path.replaceWith(_core.template.expression.ast`
-        Object.prototype.hasOwnProperty.call(${buildCheckInRHS(right, file)}, ${_core.types.cloneNode(id)})
+      path.replaceWith(template.expression.ast`
+        Object.prototype.hasOwnProperty.call(${buildCheckInRHS(right, file)}, ${t.cloneNode(id)})
       `);
@@ -183,6 +173,6 @@ return;
     if (isStatic) {
-      path.replaceWith(_core.template.expression.ast`${buildCheckInRHS(right, file)} === ${_core.types.cloneNode(this.classRef)}`);
+      path.replaceWith(template.expression.ast`${buildCheckInRHS(right, file)} === ${t.cloneNode(this.classRef)}`);
       return;
     }
-    path.replaceWith(_core.template.expression.ast`${_core.types.cloneNode(id)}.has(${buildCheckInRHS(right, file)})`);
+    path.replaceWith(template.expression.ast`${t.cloneNode(id)}.has(${buildCheckInRHS(right, file)})`);
   }
@@ -209,5 +199,5 @@ });
     if (this.memoiser.has(object)) {
-      return _core.types.cloneNode(this.memoiser.get(object));
+      return t.cloneNode(this.memoiser.get(object));
     }
-    return _core.types.cloneNode(object);
+    return t.cloneNode(object);
   },
@@ -236,3 +226,3 @@ get(member) {
       unshadow(classRef.name, member.scope, innerBinding);
-      return _core.types.callExpression(file.addHelper(helperName), [this.receiver(member), _core.types.cloneNode(classRef), _core.types.cloneNode(id)]);
+      return t.callExpression(file.addHelper(helperName), [this.receiver(member), t.cloneNode(classRef), t.cloneNode(id)]);
     }
@@ -243,15 +233,15 @@ if (isMethod) {
           if (file.availableHelper("writeOnlyError")) {
-            return _core.types.sequenceExpression([this.receiver(member), _core.types.callExpression(file.addHelper("writeOnlyError"), [_core.types.stringLiteral(`#${name}`)])]);
+            return t.sequenceExpression([this.receiver(member), t.callExpression(file.addHelper("writeOnlyError"), [t.stringLiteral(`#${name}`)])]);
           }
           console.warn(`@babel/helpers is outdated, update it to silence this warning.`);
         }
-        return _core.types.callExpression(file.addHelper("classPrivateFieldGet"), [this.receiver(member), _core.types.cloneNode(id)]);
+        return t.callExpression(file.addHelper("classPrivateFieldGet"), [this.receiver(member), t.cloneNode(id)]);
       }
-      return _core.types.callExpression(file.addHelper("classPrivateMethodGet"), [this.receiver(member), _core.types.cloneNode(id), _core.types.cloneNode(methodId)]);
+      return t.callExpression(file.addHelper("classPrivateMethodGet"), [this.receiver(member), t.cloneNode(id), t.cloneNode(methodId)]);
     }
-    return _core.types.callExpression(file.addHelper("classPrivateFieldGet"), [this.receiver(member), _core.types.cloneNode(id)]);
+    return t.callExpression(file.addHelper("classPrivateFieldGet"), [this.receiver(member), t.cloneNode(id)]);
   },
   boundGet(member) {
     this.memoise(member, 1);
-    return _core.types.callExpression(_core.types.memberExpression(this.get(member), _core.types.identifier("bind")), [this.receiver(member)]);
+    return t.callExpression(t.memberExpression(this.get(member), t.identifier("bind")), [this.receiver(member)]);
   },
@@ -277,11 +267,11 @@ set(member, value) {
       const helperName = isMethod && !isAccessor ? "classStaticPrivateMethodSet" : "classStaticPrivateFieldSpecSet";
-      return _core.types.callExpression(file.addHelper(helperName), [this.receiver(member), _core.types.cloneNode(classRef), _core.types.cloneNode(id), value]);
+      return t.callExpression(file.addHelper(helperName), [this.receiver(member), t.cloneNode(classRef), t.cloneNode(id), value]);
     }
     if (isMethod) {
       if (setId) {
-        return _core.types.callExpression(file.addHelper("classPrivateFieldSet"), [this.receiver(member), _core.types.cloneNode(id), value]);
+        return t.callExpression(file.addHelper("classPrivateFieldSet"), [this.receiver(member), t.cloneNode(id), value]);
       }
-      return _core.types.sequenceExpression([this.receiver(member), value, _core.types.callExpression(file.addHelper("readOnlyError"), [_core.types.stringLiteral(`#${name}`)])]);
+      return t.sequenceExpression([this.receiver(member), value, t.callExpression(file.addHelper("readOnlyError"), [t.stringLiteral(`#${name}`)])]);
     }
-    return _core.types.callExpression(file.addHelper("classPrivateFieldSet"), [this.receiver(member), _core.types.cloneNode(id), value]);
+    return t.callExpression(file.addHelper("classPrivateFieldSet"), [this.receiver(member), t.cloneNode(id), value]);
   },
@@ -307,13 +297,13 @@ destructureSet(member) {
       }
-      return _core.types.memberExpression(_core.types.callExpression(helper, [this.receiver(member), _core.types.cloneNode(classRef), _core.types.cloneNode(id)]), _core.types.identifier("value"));
+      return t.memberExpression(t.callExpression(helper, [this.receiver(member), t.cloneNode(classRef), t.cloneNode(id)]), t.identifier("value"));
     }
-    return _core.types.memberExpression(_core.types.callExpression(file.addHelper("classPrivateFieldDestructureSet"), [this.receiver(member), _core.types.cloneNode(id)]), _core.types.identifier("value"));
+    return t.memberExpression(t.callExpression(file.addHelper("classPrivateFieldDestructureSet"), [this.receiver(member), t.cloneNode(id)]), t.identifier("value"));
   },
   call(member, args) {
     this.memoise(member, 1);
-    return (0, _helperOptimiseCallExpression.default)(this.get(member), this.receiver(member), args, false);
+    return optimiseCall(this.get(member), this.receiver(member), args, false);
   },
   optionalCall(member, args) {
     this.memoise(member, 1);
-    return (0, _helperOptimiseCallExpression.default)(this.get(member), this.receiver(member), args, true);
+    return optimiseCall(this.get(member), this.receiver(member), args, true);
   }
@@ -333,6 +323,6 @@ };
     } = member.node.property.id;
-    return _core.template.expression`BASE(REF, PROP)[PROP]`({
+    return template.expression`BASE(REF, PROP)[PROP]`({
       BASE: file.addHelper("classPrivateFieldLooseBase"),
-      REF: _core.types.cloneNode(object),
-      PROP: _core.types.cloneNode(privateNamesMap.get(name).id)
+      REF: t.cloneNode(object),
+      PROP: t.cloneNode(privateNamesMap.get(name).id)
     });
@@ -344,3 +334,3 @@ },
   boundGet(member) {
-    return _core.types.callExpression(_core.types.memberExpression(this.get(member), _core.types.identifier("bind")), [_core.types.cloneNode(member.node.object)]);
+    return t.callExpression(t.memberExpression(this.get(member), t.identifier("bind")), [t.cloneNode(member.node.object)]);
   },
@@ -354,9 +344,9 @@ simpleSet(member) {
   call(member, args) {
-    return _core.types.callExpression(this.get(member), args);
+    return t.callExpression(this.get(member), args);
   },
   optionalCall(member, args) {
-    return _core.types.optionalCallExpression(this.get(member), args, true);
+    return t.optionalCallExpression(this.get(member), args, true);
   }
 };
-function transformPrivateNamesUsage(ref, path, privateNamesMap, {
+export function transformPrivateNamesUsage(ref, path, privateNamesMap, {
   privateFieldsAsProperties,
@@ -369,3 +359,3 @@ noDocumentAll,
   const handler = privateFieldsAsProperties ? privateNameHandlerLoose : privateNameHandlerSpec;
-  (0, _helperMemberExpressionToFunctions.default)(body, privateNameVisitor, Object.assign({
+  memberExpressionToFunctions(body, privateNameVisitor, Object.assign({
     privateNamesMap,
@@ -391,4 +381,4 @@ classRef: ref,
   const value = prop.node.value || prop.scope.buildUndefinedNode();
-  return inheritPropComments(_core.template.statement.ast`
-      Object.defineProperty(${ref}, ${_core.types.cloneNode(id)}, {
+  return inheritPropComments(template.statement.ast`
+      Object.defineProperty(${ref}, ${t.cloneNode(id)}, {
         // configurable is false by default
@@ -408,3 +398,3 @@ // enumerable is false by default
     if (!state.availableHelper("classPrivateFieldInitSpec")) {
-      return inheritPropComments(_core.template.statement.ast`${_core.types.cloneNode(id)}.set(${ref}, {
+      return inheritPropComments(template.statement.ast`${t.cloneNode(id)}.set(${ref}, {
           // configurable is always false for private elements
@@ -418,5 +408,5 @@ // enumerable is always false for private elements
   const helper = state.addHelper("classPrivateFieldInitSpec");
-  return inheritPropComments(_core.template.statement.ast`${helper}(
-      ${_core.types.thisExpression()},
-      ${_core.types.cloneNode(id)},
+  return inheritPropComments(template.statement.ast`${helper}(
+      ${t.thisExpression()},
+      ${t.cloneNode(id)},
       {
@@ -442,4 +432,4 @@ writable: true,
     }));
-    return inheritPropComments(_core.template.statement.ast`
-        var ${_core.types.cloneNode(id)} = {
+    return inheritPropComments(template.statement.ast`
+        var ${t.cloneNode(id)} = {
           // configurable is false by default
@@ -454,4 +444,4 @@ // enumerable is false by default
   const value = prop.node.value || prop.scope.buildUndefinedNode();
-  return inheritPropComments(_core.template.statement.ast`
-      var ${_core.types.cloneNode(id)} = {
+  return inheritPropComments(template.statement.ast`
+      var ${t.cloneNode(id)} = {
         // configurable is false by default
@@ -475,3 +465,3 @@ // enumerable is false by default
   if (methodId) {
-    return inheritPropComments(_core.template.statement.ast`
+    return inheritPropComments(template.statement.ast`
         Object.defineProperty(${ref}, ${id}, {
@@ -490,3 +480,3 @@ // configurable is false by default
     }));
-    return inheritPropComments(_core.template.statement.ast`
+    return inheritPropComments(template.statement.ast`
         Object.defineProperty(${ref}, ${id}, {
@@ -528,3 +518,3 @@ // configurable is false by default
     if (!state.availableHelper("classPrivateFieldInitSpec")) {
-      return inheritPropComments(_core.template.statement.ast`
+      return inheritPropComments(template.statement.ast`
           ${id}.set(${ref}, {
@@ -538,5 +528,5 @@ get: ${getId ? getId.name : prop.scope.buildUndefinedNode()},
   const helper = state.addHelper("classPrivateFieldInitSpec");
-  return inheritPropComments(_core.template.statement.ast`${helper}(
-      ${_core.types.thisExpression()},
-      ${_core.types.cloneNode(id)},
+  return inheritPropComments(template.statement.ast`${helper}(
+      ${t.thisExpression()},
+      ${t.cloneNode(id)},
       {
@@ -555,9 +545,9 @@ get: ${getId ? getId.name : prop.scope.buildUndefinedNode()},
     if (!state.availableHelper("classPrivateMethodInitSpec")) {
-      return inheritPropComments(_core.template.statement.ast`${id}.add(${ref})`, prop);
+      return inheritPropComments(template.statement.ast`${id}.add(${ref})`, prop);
     }
   }
   const helper = state.addHelper("classPrivateMethodInitSpec");
-  return inheritPropComments(_core.template.statement.ast`${helper}(
-      ${_core.types.thisExpression()},
-      ${_core.types.cloneNode(id)}
+  return inheritPropComments(template.statement.ast`${helper}(
+      ${t.thisExpression()},
+      ${t.cloneNode(id)}
     )`, prop);
@@ -571,3 +561,3 @@ }
   const value = prop.node.value || prop.scope.buildUndefinedNode();
-  return inheritPropComments(_core.types.expressionStatement(_core.types.assignmentExpression("=", _core.types.memberExpression(ref, key, computed || _core.types.isLiteral(key)), value)), prop);
+  return inheritPropComments(t.expressionStatement(t.assignmentExpression("=", t.memberExpression(ref, key, computed || t.isLiteral(key)), value)), prop);
 }
@@ -580,3 +570,3 @@ function buildPublicFieldInitSpec(ref, prop, state) {
   const value = prop.node.value || prop.scope.buildUndefinedNode();
-  return inheritPropComments(_core.types.expressionStatement(_core.types.callExpression(state.addHelper("defineProperty"), [ref, computed || _core.types.isLiteral(key) ? key : _core.types.stringLiteral(key.name), value])), prop);
+  return inheritPropComments(t.expressionStatement(t.callExpression(state.addHelper("defineProperty"), [ref, computed || t.isLiteral(key) ? key : t.stringLiteral(key.name), value])), prop);
 }
@@ -598,3 +588,3 @@ function buildPrivateStaticMethodInitLoose(ref, prop, state, privateNamesMap) {
     }));
-    return inheritPropComments(_core.template.statement.ast`
+    return inheritPropComments(template.statement.ast`
         Object.defineProperty(${ref}, ${id}, {
@@ -609,3 +599,3 @@ // configurable is false by default
   }
-  return inheritPropComments(_core.template.statement.ast`
+  return inheritPropComments(template.statement.ast`
       Object.defineProperty(${ref}, ${id}, {
@@ -652,15 +642,15 @@ // configurable is false by default
   }
-  return inheritPropComments(_core.types.functionDeclaration(_core.types.cloneNode(declId), params, body, generator, async), prop);
+  return inheritPropComments(t.functionDeclaration(t.cloneNode(declId), params, body, generator, async), prop);
 }
-const thisContextVisitor = _core.traverse.visitors.merge([{
+const thisContextVisitor = traverse.visitors.merge([{
   ThisExpression(path, state) {
-    const parent = path.findParent(path => !(0, _helperSkipTransparentExpressionWrappers.isTransparentExprWrapper)(path.node));
-    if (_core.types.isUnaryExpression(parent.node, {
+    const parent = path.findParent(path => !isTransparentExprWrapper(path.node));
+    if (t.isUnaryExpression(parent.node, {
       operator: "delete"
     })) {
-      path.parentPath.replaceWith(_core.types.booleanLiteral(true));
+      path.parentPath.replaceWith(t.booleanLiteral(true));
       return;
     }
     state.needsClassRef = true;
-    path.replaceWith(_core.types.cloneNode(state.classRef));
+    path.replaceWith(t.cloneNode(state.classRef));
   },
@@ -681,3 +671,3 @@ MetaProperty(path) {
   }
-}, _helperEnvironmentVisitor.default]);
+}, environmentVisitor]);
 const innerReferencesVisitor = {
@@ -698,3 +688,3 @@ ReferencedIdentifier(path, state) {
   };
-  const replacer = new _helperReplaceSupers.default({
+  const replacer = new ReplaceSupers({
     methodPath: path,
@@ -707,3 +697,3 @@ constantSuper,
       state.needsClassRef = true;
-      return _core.types.isStaticBlock != null && _core.types.isStaticBlock(path.node) || path.node.static ? ref : _core.types.memberExpression(ref, _core.types.identifier("prototype"));
+      return t.isStaticBlock != null && t.isStaticBlock(path.node) || path.node.static ? ref : t.memberExpression(ref, t.identifier("prototype"));
     }
@@ -733,7 +723,7 @@ });
 function inheritPropComments(node, prop) {
-  _core.types.inheritLeadingComments(node, prop.node);
-  _core.types.inheritInnerComments(node, prop.node);
+  t.inheritLeadingComments(node, prop.node);
+  t.inheritInnerComments(node, prop.node);
   return node;
 }
-function buildFieldsInitNodes(ref, superRef, props, privateNamesMap, state, setPublicClassFields, privateFieldsAsProperties, constantSuper, innerBindingRef) {
+export function buildFieldsInitNodes(ref, superRef, props, privateNamesMap, state, setPublicClassFields, privateFieldsAsProperties, constantSuper, innerBindingRef) {
   let needsClassRef = false;
@@ -744,3 +734,3 @@ let injectSuperRef;
   const pureStaticNodes = [];
-  const getSuperRef = _core.types.isIdentifier(superRef) ? () => superRef : () => {
+  const getSuperRef = t.isIdentifier(superRef) ? () => superRef : () => {
     var _injectSuperRef;
@@ -752,3 +742,3 @@ (_injectSuperRef = injectSuperRef) != null ? _injectSuperRef : injectSuperRef = props[0].scope.generateUidIdentifierBasedOnNode(superRef);
     prop.isClassProperty() && ts.assertFieldTransformed(prop);
-    const isStatic = !(_core.types.isStaticBlock != null && _core.types.isStaticBlock(prop.node)) && prop.node.static;
+    const isStatic = !(t.isStaticBlock != null && t.isStaticBlock(prop.node)) && prop.node.static;
     const isInstance = !isStatic;
@@ -768,6 +758,6 @@ const isPrivate = prop.isPrivate();
           const blockBody = prop.node.body;
-          if (blockBody.length === 1 && _core.types.isExpressionStatement(blockBody[0])) {
+          if (blockBody.length === 1 && t.isExpressionStatement(blockBody[0])) {
             staticNodes.push(inheritPropComments(blockBody[0], prop));
           } else {
-            staticNodes.push(_core.types.inheritsComments(_core.template.statement.ast`(() => { ${blockBody} })()`, prop.node));
+            staticNodes.push(t.inheritsComments(template.statement.ast`(() => { ${blockBody} })()`, prop.node));
           }
@@ -778,3 +768,3 @@ break;
         needsClassRef = true;
-        staticNodes.push(buildPrivateFieldInitLoose(_core.types.cloneNode(ref), prop, privateNamesMap));
+        staticNodes.push(buildPrivateFieldInitLoose(t.cloneNode(ref), prop, privateNamesMap));
         break;
@@ -788,3 +778,3 @@ case isStatic && isPrivate && isField && !privateFieldsAsProperties:
           needsClassRef = true;
-          staticNodes.push(buildPublicFieldInitLoose(_core.types.cloneNode(ref), prop));
+          staticNodes.push(buildPublicFieldInitLoose(t.cloneNode(ref), prop));
           break;
@@ -794,16 +784,16 @@ }
         needsClassRef = true;
-        staticNodes.push(buildPublicFieldInitSpec(_core.types.cloneNode(ref), prop, state));
+        staticNodes.push(buildPublicFieldInitSpec(t.cloneNode(ref), prop, state));
         break;
       case isInstance && isPrivate && isField && privateFieldsAsProperties:
-        instanceNodes.push(buildPrivateFieldInitLoose(_core.types.thisExpression(), prop, privateNamesMap));
+        instanceNodes.push(buildPrivateFieldInitLoose(t.thisExpression(), prop, privateNamesMap));
         break;
       case isInstance && isPrivate && isField && !privateFieldsAsProperties:
-        instanceNodes.push(buildPrivateInstanceFieldInitSpec(_core.types.thisExpression(), prop, privateNamesMap, state));
+        instanceNodes.push(buildPrivateInstanceFieldInitSpec(t.thisExpression(), prop, privateNamesMap, state));
         break;
       case isInstance && isPrivate && isMethod && privateFieldsAsProperties:
-        instanceNodes.unshift(buildPrivateMethodInitLoose(_core.types.thisExpression(), prop, privateNamesMap));
+        instanceNodes.unshift(buildPrivateMethodInitLoose(t.thisExpression(), prop, privateNamesMap));
         pureStaticNodes.push(buildPrivateMethodDeclaration(prop, privateNamesMap, privateFieldsAsProperties));
         break;
       case isInstance && isPrivate && isMethod && !privateFieldsAsProperties:
-        instanceNodes.unshift(buildPrivateInstanceMethodInitSpec(_core.types.thisExpression(), prop, privateNamesMap, state));
+        instanceNodes.unshift(buildPrivateInstanceMethodInitSpec(t.thisExpression(), prop, privateNamesMap, state));
         pureStaticNodes.push(buildPrivateMethodDeclaration(prop, privateNamesMap, privateFieldsAsProperties));
@@ -818,10 +808,10 @@ break;
         needsClassRef = true;
-        staticNodes.unshift(buildPrivateStaticMethodInitLoose(_core.types.cloneNode(ref), prop, state, privateNamesMap));
+        staticNodes.unshift(buildPrivateStaticMethodInitLoose(t.cloneNode(ref), prop, state, privateNamesMap));
         pureStaticNodes.push(buildPrivateMethodDeclaration(prop, privateNamesMap, privateFieldsAsProperties));
         break;
       case isInstance && isPublic && isField && setPublicClassFields:
-        instanceNodes.push(buildPublicFieldInitLoose(_core.types.thisExpression(), prop));
+        instanceNodes.push(buildPublicFieldInitLoose(t.thisExpression(), prop));
         break;
       case isInstance && isPublic && isField && !setPublicClassFields:
-        instanceNodes.push(buildPublicFieldInitSpec(_core.types.thisExpression(), prop, state));
+        instanceNodes.push(buildPublicFieldInitSpec(t.thisExpression(), prop, state));
         break;
@@ -843,5 +833,5 @@ default:
         path.scope.push({
-          id: _core.types.cloneNode(injectSuperRef)
+          id: t.cloneNode(injectSuperRef)
         });
-        path.set("superClass", _core.types.assignmentExpression("=", injectSuperRef, path.node.superClass));
+        path.set("superClass", t.assignmentExpression("=", injectSuperRef, path.node.superClass));
       }
@@ -853,3 +843,3 @@ if (!needsClassRef) return path;
         });
-        path.replaceWith(_core.types.assignmentExpression("=", _core.types.cloneNode(ref), path.node));
+        path.replaceWith(t.assignmentExpression("=", t.cloneNode(ref), path.node));
       } else if (!path.node.id) {
@@ -856,0 +846,0 @@ path.node.id = ref;

lib/index.js

@@ -1,42 +0,13 @@
-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-Object.defineProperty(exports, "FEATURES", {
-  enumerable: true,
-  get: function () {
-    return _features.FEATURES;
-  }
-});
-Object.defineProperty(exports, "buildCheckInRHS", {
-  enumerable: true,
-  get: function () {
-    return _fields.buildCheckInRHS;
-  }
-});
-exports.createClassFeaturePlugin = createClassFeaturePlugin;
-Object.defineProperty(exports, "enableFeature", {
-  enumerable: true,
-  get: function () {
-    return _features.enableFeature;
-  }
-});
-Object.defineProperty(exports, "injectInitialization", {
-  enumerable: true,
-  get: function () {
-    return _misc.injectInitialization;
-  }
-});
-var _core = require("@babel/core");
-var _helperFunctionName = require("@babel/helper-function-name");
-var _helperSplitExportDeclaration = require("@babel/helper-split-export-declaration");
-var _fields = require("./fields");
-var _decorators = require("./decorators");
-var _misc = require("./misc");
-var _features = require("./features");
-var _typescript = require("./typescript");
-const version = "7.21.4-esm".split(".").reduce((v, x) => v * 1e5 + +x, 0);
+import { types as t } from "@babel/core";
+import nameFunction from "@babel/helper-function-name";
+import splitExportDeclaration from "@babel/helper-split-export-declaration";
+import { buildPrivateNamesNodes, buildPrivateNamesMap, transformPrivateNamesUsage, buildFieldsInitNodes, buildCheckInRHS } from "./fields.js";
+import { buildDecoratedClass, hasDecorators } from "./decorators.js";
+import { injectInitialization, extractComputedKeys } from "./misc.js";
+import { enableFeature, FEATURES, isLoose, shouldTransform } from "./features.js";
+import { assertFieldTransformed } from "./typescript.js";
+export { FEATURES, enableFeature, injectInitialization, buildCheckInRHS };
+const version = "7.21.4-esm.1".split(".").reduce((v, x) => v * 1e5 + +x, 0);
 const versionKey = "@babel/plugin-class-features/version";
-function createClassFeaturePlugin({
+export function createClassFeaturePlugin({
   name,
@@ -80,3 +51,3 @@ feature,
     pre(file) {
-      (0, _features.enableFeature)(file, feature, loose);
+      enableFeature(file, feature, loose);
       if (!file.get(versionKey) || file.get(versionKey) < version) {
@@ -91,7 +62,7 @@ file.set(versionKey, version);
         if (file.get(versionKey) !== version) return;
-        if (!(0, _features.shouldTransform)(path, file)) return;
-        if (path.isClassDeclaration()) (0, _typescript.assertFieldTransformed)(path);
-        const loose = (0, _features.isLoose)(file, feature);
+        if (!shouldTransform(path, file)) return;
+        if (path.isClassDeclaration()) assertFieldTransformed(path);
+        const loose = isLoose(file, feature);
         let constructor;
-        const isDecorated = (0, _decorators.hasDecorators)(path.node);
+        const isDecorated = hasDecorators(path.node);
         const props = [];
@@ -148,10 +119,10 @@ const elements = [];
         if (!innerBinding || path.isClassExpression()) {
-          (0, _helperFunctionName.default)(path);
+          nameFunction(path);
           ref = path.scope.generateUidIdentifier("class");
         } else {
-          ref = _core.types.cloneNode(path.node.id);
+          ref = t.cloneNode(path.node.id);
         }
-        const privateNamesMap = (0, _fields.buildPrivateNamesMap)(props);
-        const privateNamesNodes = (0, _fields.buildPrivateNamesNodes)(privateNamesMap, privateFieldsAsProperties != null ? privateFieldsAsProperties : loose, privateFieldsAsSymbols != null ? privateFieldsAsSymbols : false, file);
-        (0, _fields.transformPrivateNamesUsage)(ref, path, privateNamesMap, {
+        const privateNamesMap = buildPrivateNamesMap(props);
+        const privateNamesNodes = buildPrivateNamesNodes(privateNamesMap, privateFieldsAsProperties != null ? privateFieldsAsProperties : loose, privateFieldsAsSymbols != null ? privateFieldsAsSymbols : false, file);
+        transformPrivateNamesUsage(ref, path, privateNamesMap, {
           privateFieldsAsProperties: privateFieldsAsSymbolsOrProperties != null ? privateFieldsAsSymbolsOrProperties : loose,
@@ -168,5 +139,5 @@ noDocumentAll,
               wrapClass
-            } = (0, _decorators.buildDecoratedClass)(ref, path, elements, file));
+            } = buildDecoratedClass(ref, path, elements, file));
           } else {
-            keysNodes = (0, _misc.extractComputedKeys)(path, computedPaths, file);
+            keysNodes = extractComputedKeys(path, computedPaths, file);
             ({
@@ -177,7 +148,7 @@ staticNodes,
               wrapClass
-            } = (0, _fields.buildFieldsInitNodes)(ref, path.node.superClass, props, privateNamesMap, file, setPublicClassFields != null ? setPublicClassFields : loose, privateFieldsAsSymbolsOrProperties != null ? privateFieldsAsSymbolsOrProperties : loose, constantSuper != null ? constantSuper : loose, innerBinding));
+            } = buildFieldsInitNodes(ref, path.node.superClass, props, privateNamesMap, file, setPublicClassFields != null ? setPublicClassFields : loose, privateFieldsAsSymbolsOrProperties != null ? privateFieldsAsSymbolsOrProperties : loose, constantSuper != null ? constantSuper : loose, innerBinding));
           }
         }
         if (instanceNodes.length > 0) {
-          (0, _misc.injectInitialization)(path, constructor, instanceNodes, (referenceVisitor, state) => {
+          injectInitialization(path, constructor, instanceNodes, (referenceVisitor, state) => {
             {
@@ -187,3 +158,3 @@ if (isDecorated) return;
             for (const prop of props) {
-              if (_core.types.isStaticBlock != null && _core.types.isStaticBlock(prop.node) || prop.node.static) continue;
+              if (t.isStaticBlock != null && t.isStaticBlock(prop.node) || prop.node.static) continue;
               prop.traverse(referenceVisitor, state);
@@ -208,5 +179,5 @@ }
           const decl = path.get("declaration");
-          if (decl.isClassDeclaration() && (0, _decorators.hasDecorators)(decl.node)) {
+          if (decl.isClassDeclaration() && hasDecorators(decl.node)) {
             if (decl.node.id) {
-              (0, _helperSplitExportDeclaration.default)(path);
+              splitExportDeclaration(path);
             } else {
@@ -213,0 +184,0 @@ decl.node.type = "ClassExpression";

lib/misc.js

@@ -1,11 +0,4 @@
-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-exports.extractComputedKeys = extractComputedKeys;
-exports.injectInitialization = injectInitialization;
-var _core = require("@babel/core");
-var _helperEnvironmentVisitor = require("@babel/helper-environment-visitor");
-const findBareSupers = _core.traverse.visitors.merge([{
+import { template, traverse, types as t } from "@babel/core";
+import environmentVisitor from "@babel/helper-environment-visitor";
+const findBareSupers = traverse.visitors.merge([{
   Super(path) {
@@ -22,3 +15,3 @@ const {
   }
-}, _helperEnvironmentVisitor.default]);
+}, environmentVisitor]);
 const referenceVisitor = {
@@ -40,4 +33,4 @@ "TSTypeAnnotation|TypeAnnotation"(path) {
     const classNameTDZError = state.file.addHelper("classNameTDZError");
-    const throwNode = _core.types.callExpression(classNameTDZError, [_core.types.stringLiteral(path.node.name)]);
-    path.replaceWith(_core.types.sequenceExpression([throwNode, path.node]));
+    const throwNode = t.callExpression(classNameTDZError, [t.stringLiteral(path.node.name)]);
+    path.replaceWith(t.sequenceExpression([throwNode, path.node]));
     path.skip();
@@ -49,10 +42,10 @@ }
 };
-function injectInitialization(path, constructor, nodes, renamer) {
+export function injectInitialization(path, constructor, nodes, renamer) {
   if (!nodes.length) return;
   const isDerived = !!path.node.superClass;
   if (!constructor) {
-    const newConstructor = _core.types.classMethod("constructor", _core.types.identifier("constructor"), [], _core.types.blockStatement([]));
+    const newConstructor = t.classMethod("constructor", t.identifier("constructor"), [], t.blockStatement([]));
     if (isDerived) {
-      newConstructor.params = [_core.types.restElement(_core.types.identifier("args"))];
-      newConstructor.body.body.push(_core.template.statement.ast`super(...args)`);
+      newConstructor.params = [t.restElement(t.identifier("args"))];
+      newConstructor.body.body.push(template.statement.ast`super(...args)`);
     }
@@ -75,3 +68,3 @@ [constructor] = path.get("body").unshiftContainer("body", newConstructor);
       } else {
-        bareSuper.insertAfter(nodes.map(n => _core.types.cloneNode(n)));
+        bareSuper.insertAfter(nodes.map(n => t.cloneNode(n)));
       }
@@ -83,3 +76,3 @@ }
 }
-function extractComputedKeys(path, computedPaths, file) {
+export function extractComputedKeys(path, computedPaths, file) {
   const declarations = [];
@@ -104,4 +97,4 @@ const state = {
       });
-      declarations.push(_core.types.expressionStatement(_core.types.assignmentExpression("=", _core.types.cloneNode(ident), computedNode.key)));
-      computedNode.key = _core.types.cloneNode(ident);
+      declarations.push(t.expressionStatement(t.assignmentExpression("=", t.cloneNode(ident), computedNode.key)));
+      computedNode.key = t.cloneNode(ident);
     }
@@ -108,0 +101,0 @@ }

lib/typescript.js

@@ -1,8 +0,2 @@
-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-exports.assertFieldTransformed = assertFieldTransformed;
-function assertFieldTransformed(path) {
+export function assertFieldTransformed(path) {
   if (path.node.declare) {
@@ -9,0 +3,0 @@ throw path.buildCodeFrameError(`TypeScript 'declare' fields must first be transformed by ` + `@babel/plugin-transform-typescript.\n` + `If you have already enabled that plugin (or '@babel/preset-typescript'), make sure ` + `that it runs before any plugin related to additional class features:\n` + ` - @babel/plugin-proposal-class-properties\n` + ` - @babel/plugin-proposal-private-methods\n` + ` - @babel/plugin-proposal-decorators`);

package.json

 {
   "name": "@babel/helper-create-class-features-plugin",
-  "version": "7.21.4-esm",
+  "version": "7.21.4-esm.1",
   "author": "The Babel Team (https://babel.dev/team)",
@@ -21,19 +21,19 @@ "license": "MIT",
   "dependencies": {
-    "@babel/helper-annotate-as-pure": "^7.21.4-esm",
-    "@babel/helper-environment-visitor": "^7.21.4-esm",
-    "@babel/helper-function-name": "^7.21.4-esm",
-    "@babel/helper-member-expression-to-functions": "^7.21.4-esm",
-    "@babel/helper-optimise-call-expression": "^7.21.4-esm",
-    "@babel/helper-replace-supers": "^7.21.4-esm",
-    "@babel/helper-skip-transparent-expression-wrappers": "^7.21.4-esm",
-    "@babel/helper-split-export-declaration": "^7.21.4-esm"
+    "@babel/helper-annotate-as-pure": "^7.21.4-esm.1",
+    "@babel/helper-environment-visitor": "^7.21.4-esm.1",
+    "@babel/helper-function-name": "^7.21.4-esm.1",
+    "@babel/helper-member-expression-to-functions": "^7.21.4-esm.1",
+    "@babel/helper-optimise-call-expression": "^7.21.4-esm.1",
+    "@babel/helper-replace-supers": "^7.21.4-esm.1",
+    "@babel/helper-skip-transparent-expression-wrappers": "^7.21.4-esm.1",
+    "@babel/helper-split-export-declaration": "^7.21.4-esm.1"
   },
   "peerDependencies": {
-    "@babel/core": "^7.0.0 || 7.21.4-esm"
+    "@babel/core": "^7.0.0 || 7.21.4-esm.1"
   },
   "devDependencies": {
-    "@babel/core": "^7.21.4-esm",
-    "@babel/helper-plugin-test-runner": "^7.21.4-esm",
+    "@babel/core": "^7.21.4-esm.1",
+    "@babel/helper-plugin-test-runner": "^7.21.4-esm.1",
     "@babel/plugin-syntax-class-static-block": "^7.14.5",
-    "@babel/preset-env": "^7.21.4-esm"
+    "@babel/preset-env": "^7.21.4-esm.1"
   },
@@ -43,3 +43,3 @@ "engines": {
   },
-  "type": "commonjs"
+  "type": "module"
 }

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Improved metrics

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Yes

Worsened metrics

Total package byte prevSize

183999

decreased by-1.95%

Lines of code

1342

decreased by-4.55%

Dependency changes

• Updated@babel/helper-annotate-as-pure@^7.21.4-esm.1

• Updated@babel/helper-environment-visitor@^7.21.4-esm.1

• Updated@babel/helper-function-name@^7.21.4-esm.1

• Updated@babel/helper-member-expression-to-functions@^7.21.4-esm.1

• Updated@babel/helper-optimise-call-expression@^7.21.4-esm.1

• Updated@babel/helper-replace-supers@^7.21.4-esm.1

• Updated@babel/helper-skip-transparent-expression-wrappers@^7.21.4-esm.1

• Updated@babel/helper-split-export-declaration@^7.21.4-esm.1