@babel/traverse - npm Package Compare versions

Comparing version 7.6.2 to 7.6.3

lib/context.js

@@ -10,12 +10,4 @@ "use strict";
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
@@ -42,3 +34,3 @@
     if (opts[node.type]) return true;
-    const keys = t().VISITOR_KEYS[node.type];
+    const keys = t.VISITOR_KEYS[node.type];
     if (!keys || !keys.length) return false;
@@ -45,0 +37,0 @@

lib/index.js

@@ -33,22 +33,6 @@ "use strict";
 
-function _includes() {
-  const data = _interopRequireDefault(require("lodash/includes"));
+var _includes = _interopRequireDefault(require("lodash/includes"));
 
-  _includes = function () {
-    return data;
-  };
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  return data;
-}
-
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
-
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 var cache = _interopRequireWildcard(require("./cache"));
@@ -87,7 +71,7 @@
 traverse.cheap = function (node, enter) {
-  return t().traverseFast(node, enter);
+  return t.traverseFast(node, enter);
 };
 
 traverse.node = function (node, opts, scope, state, parentPath, skipKeys) {
-  const keys = t().VISITOR_KEYS[node.type];
+  const keys = t.VISITOR_KEYS[node.type];
   if (!keys) return;
@@ -103,3 +87,3 @@ const context = new _context.default(scope, opts, state, parentPath);
 traverse.clearNode = function (node, opts) {
-  t().removeProperties(node, opts);
+  t.removeProperties(node, opts);
   cache.path.delete(node);
@@ -109,3 +93,3 @@ };
 traverse.removeProperties = function (tree, opts) {
-  t().traverseFast(tree, traverse.clearNode, opts);
+  t.traverseFast(tree, traverse.clearNode, opts);
   return tree;
@@ -122,3 +106,3 @@ };
 traverse.hasType = function (tree, type, blacklistTypes) {
-  if ((0, _includes().default)(blacklistTypes, tree.type)) return false;
+  if ((0, _includes.default)(blacklistTypes, tree.type)) return false;
   if (tree.type === type) return true;
@@ -125,0 +109,0 @@ const state = {

lib/path/ancestry.js

@@ -17,12 +17,4 @@ "use strict";
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 var _index = _interopRequireDefault(require("./index"));
@@ -81,3 +73,3 @@
     let earliest;
-    const keys = t().VISITOR_KEYS[deepest.type];
+    const keys = t.VISITOR_KEYS[deepest.type];
 
@@ -84,0 +76,0 @@ for (const ancestry of ancestries) {

lib/path/comments.js

@@ -10,12 +10,4 @@ "use strict";
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
@@ -45,7 +37,7 @@
 function addComment(type, content, line) {
-  t().addComment(this.node, type, content, line);
+  t.addComment(this.node, type, content, line);
 }
 
 function addComments(type, comments) {
-  t().addComments(this.node, type, comments);
+  t.addComments(this.node, type, comments);
 }

lib/path/conversion.js

@@ -12,22 +12,6 @@ "use strict";
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
+var _helperFunctionName = _interopRequireDefault(require("@babel/helper-function-name"));
 
-  return data;
-}
-
-function _helperFunctionName() {
-  const data = _interopRequireDefault(require("@babel/helper-function-name"));
-
-  _helperFunctionName = function () {
-    return data;
-  };
-
-  return data;
-}
-
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
@@ -52,3 +36,3 @@
   if (!node.computed) {
-    if (t().isIdentifier(key)) key = t().stringLiteral(key.name);
+    if (t.isIdentifier(key)) key = t.stringLiteral(key.name);
   }
@@ -89,10 +73,10 @@
       key = "argument";
-      statements.push(t().returnStatement(body.node));
+      statements.push(t.returnStatement(body.node));
     } else {
       key = "expression";
-      statements.push(t().expressionStatement(body.node));
+      statements.push(t.expressionStatement(body.node));
     }
   }
 
-  this.node.body = t().blockStatement(statements);
+  this.node.body = t.blockStatement(statements);
   const parentPath = this.get(stringPath);
@@ -134,8 +118,8 @@ body.setup(parentPath, listKey ? parentPath.node[listKey] : parentPath.node, listKey, key);
         id: checkBinding,
-        init: t().objectExpression([])
+        init: t.objectExpression([])
       });
     }
 
-    this.get("body").unshiftContainer("body", t().expressionStatement(t().callExpression(this.hub.addHelper("newArrowCheck"), [t().thisExpression(), checkBinding ? t().identifier(checkBinding.name) : t().identifier(thisBinding)])));
-    this.replaceWith(t().callExpression(t().memberExpression((0, _helperFunctionName().default)(this, true) || this.node, t().identifier("bind")), [checkBinding ? t().identifier(checkBinding.name) : t().thisExpression()]));
+    this.get("body").unshiftContainer("body", t.expressionStatement(t.callExpression(this.hub.addHelper("newArrowCheck"), [t.thisExpression(), checkBinding ? t.identifier(checkBinding.name) : t.identifier(thisBinding)])));
+    this.replaceWith(t.callExpression(t.memberExpression((0, _helperFunctionName.default)(this, true) || this.node, t.identifier("bind")), [checkBinding ? t.identifier(checkBinding.name) : t.thisExpression()]));
   }
@@ -188,3 +172,3 @@ }
     allSuperCalls.forEach(superCall => {
-      const callee = t().identifier(superBinding);
+      const callee = t.identifier(superBinding);
       callee.loc = superCall.node.callee.loc;
@@ -202,3 +186,3 @@ superCall.get("callee").replaceWith(callee);
       thisPaths.forEach(thisChild => {
-        const thisRef = thisChild.isJSX() ? t().jsxIdentifier(thisBinding) : t().identifier(thisBinding);
+        const thisRef = thisChild.isJSX() ? t.jsxIdentifier(thisBinding) : t.identifier(thisBinding);
         thisRef.loc = thisChild.node.loc;
@@ -212,5 +196,5 @@ thisChild.replaceWith(thisRef);
   if (argumentsPaths.length > 0) {
-    const argumentsBinding = getBinding(thisEnvFn, "arguments", () => t().identifier("arguments"));
+    const argumentsBinding = getBinding(thisEnvFn, "arguments", () => t.identifier("arguments"));
     argumentsPaths.forEach(argumentsChild => {
-      const argsRef = t().identifier(argumentsBinding);
+      const argsRef = t.identifier(argumentsBinding);
       argsRef.loc = argumentsChild.node.loc;
@@ -222,5 +206,5 @@ argumentsChild.replaceWith(argsRef);
   if (newTargetPaths.length > 0) {
-    const newTargetBinding = getBinding(thisEnvFn, "newtarget", () => t().metaProperty(t().identifier("new"), t().identifier("target")));
+    const newTargetBinding = getBinding(thisEnvFn, "newtarget", () => t.metaProperty(t.identifier("new"), t.identifier("target")));
     newTargetPaths.forEach(targetChild => {
-      const targetRef = t().identifier(newTargetBinding);
+      const targetRef = t.identifier(newTargetBinding);
       targetRef.loc = targetChild.node.loc;
@@ -247,6 +231,6 @@ targetChild.replaceWith(targetRef);
           const prop = superProp.get("property").node;
-          superProp.replaceWith(t().identifier(superBinding));
+          superProp.replaceWith(t.identifier(superBinding));
           superProp.parentPath.node.arguments.unshift(prop);
         } else {
-          superProp.replaceWith(t().identifier(superBinding));
+          superProp.replaceWith(t.identifier(superBinding));
         }
@@ -267,5 +251,5 @@ } else {
           args.push(value);
-          superProp.parentPath.replaceWith(t().callExpression(t().identifier(superBinding), args));
+          superProp.parentPath.replaceWith(t.callExpression(t.identifier(superBinding), args));
         } else {
-          superProp.replaceWith(t().callExpression(t().identifier(superBinding), args));
+          superProp.replaceWith(t.callExpression(t.identifier(superBinding), args));
         }
@@ -288,7 +272,7 @@ }
       const tmp = superProp.scope.generateDeclaredUidIdentifier("tmp");
-      assignmentPath.get("left").replaceWith(t().memberExpression(superProp.node.object, t().assignmentExpression("=", tmp, superProp.node.property), true));
-      assignmentPath.get("right").replaceWith(t().binaryExpression(op, t().memberExpression(superProp.node.object, t().identifier(tmp.name), true), value));
+      assignmentPath.get("left").replaceWith(t.memberExpression(superProp.node.object, t.assignmentExpression("=", tmp, superProp.node.property), true));
+      assignmentPath.get("right").replaceWith(t.binaryExpression(op, t.memberExpression(superProp.node.object, t.identifier(tmp.name), true), value));
     } else {
-      assignmentPath.get("left").replaceWith(t().memberExpression(superProp.node.object, superProp.node.property));
-      assignmentPath.get("right").replaceWith(t().binaryExpression(op, t().memberExpression(superProp.node.object, t().identifier(superProp.node.property.name)), value));
+      assignmentPath.get("left").replaceWith(t.memberExpression(superProp.node.object, superProp.node.property));
+      assignmentPath.get("right").replaceWith(t.binaryExpression(op, t.memberExpression(superProp.node.object, t.identifier(superProp.node.property.name)), value));
     }
@@ -301,9 +285,9 @@
     const computedKey = superProp.node.computed ? superProp.scope.generateDeclaredUidIdentifier("prop") : null;
-    const parts = [t().assignmentExpression("=", tmp, t().memberExpression(superProp.node.object, computedKey ? t().assignmentExpression("=", computedKey, superProp.node.property) : superProp.node.property, superProp.node.computed)), t().assignmentExpression("=", t().memberExpression(superProp.node.object, computedKey ? t().identifier(computedKey.name) : superProp.node.property, superProp.node.computed), t().binaryExpression("+", t().identifier(tmp.name), t().numericLiteral(1)))];
+    const parts = [t.assignmentExpression("=", tmp, t.memberExpression(superProp.node.object, computedKey ? t.assignmentExpression("=", computedKey, superProp.node.property) : superProp.node.property, superProp.node.computed)), t.assignmentExpression("=", t.memberExpression(superProp.node.object, computedKey ? t.identifier(computedKey.name) : superProp.node.property, superProp.node.computed), t.binaryExpression("+", t.identifier(tmp.name), t.numericLiteral(1)))];
 
     if (!superProp.parentPath.node.prefix) {
-      parts.push(t().identifier(tmp.name));
+      parts.push(t.identifier(tmp.name));
     }
 
-    updateExpr.replaceWith(t().sequenceExpression(parts));
+    updateExpr.replaceWith(t.sequenceExpression(parts));
     const left = updateExpr.get("expressions.0.right");
@@ -323,3 +307,3 @@ const right = updateExpr.get("expressions.1.left");
   return getBinding(thisEnvFn, "this", thisBinding => {
-    if (!inConstructor || !hasSuperClass(thisEnvFn)) return t().thisExpression();
+    if (!inConstructor || !hasSuperClass(thisEnvFn)) return t.thisExpression();
     const supers = new WeakSet();
@@ -340,3 +324,3 @@ thisEnvFn.traverse({
         supers.add(child.node);
-        child.replaceWithMultiple([child.node, t().assignmentExpression("=", t().identifier(thisBinding), t().identifier("this"))]);
+        child.replaceWithMultiple([child.node, t.assignmentExpression("=", t.identifier(thisBinding), t.identifier("this"))]);
       }
@@ -351,3 +335,3 @@
     const argsBinding = thisEnvFn.scope.generateUidIdentifier("args");
-    return t().arrowFunctionExpression([t().restElement(argsBinding)], t().callExpression(t().super(), [t().spreadElement(t().identifier(argsBinding.name))]));
+    return t.arrowFunctionExpression([t.restElement(argsBinding)], t.callExpression(t.super(), [t.spreadElement(t.identifier(argsBinding.name))]));
   });
@@ -359,14 +343,14 @@ }
     const argsBinding = thisEnvFn.scope.generateUidIdentifier("args");
-    const argsList = [t().restElement(argsBinding)];
+    const argsList = [t.restElement(argsBinding)];
     let fnBody;
 
     if (propName) {
-      fnBody = t().callExpression(t().memberExpression(t().super(), t().identifier(propName)), [t().spreadElement(t().identifier(argsBinding.name))]);
+      fnBody = t.callExpression(t.memberExpression(t.super(), t.identifier(propName)), [t.spreadElement(t.identifier(argsBinding.name))]);
     } else {
       const method = thisEnvFn.scope.generateUidIdentifier("prop");
       argsList.unshift(method);
-      fnBody = t().callExpression(t().memberExpression(t().super(), t().identifier(method.name), true), [t().spreadElement(t().identifier(argsBinding.name))]);
+      fnBody = t.callExpression(t.memberExpression(t.super(), t.identifier(method.name), true), [t.spreadElement(t.identifier(argsBinding.name))]);
     }
 
-    return t().arrowFunctionExpression(argsList, fnBody);
+    return t.arrowFunctionExpression(argsList, fnBody);
   });
@@ -382,7 +366,7 @@ }
     if (propName) {
-      fnBody = t().memberExpression(t().super(), t().identifier(propName));
+      fnBody = t.memberExpression(t.super(), t.identifier(propName));
     } else {
       const method = thisEnvFn.scope.generateUidIdentifier("prop");
       argsList.unshift(method);
-      fnBody = t().memberExpression(t().super(), t().identifier(method.name), true);
+      fnBody = t.memberExpression(t.super(), t.identifier(method.name), true);
     }
@@ -393,6 +377,6 @@
       argsList.push(valueIdent);
-      fnBody = t().assignmentExpression("=", fnBody, t().identifier(valueIdent.name));
+      fnBody = t.assignmentExpression("=", fnBody, t.identifier(valueIdent.name));
     }
 
-    return t().arrowFunctionExpression(argsList, fnBody);
+    return t.arrowFunctionExpression(argsList, fnBody);
   });
@@ -399,0 +383,0 @@ }

lib/path/family.js

@@ -23,12 +23,4 @@ "use strict";
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
@@ -228,7 +220,7 @@
 function getBindingIdentifiers(duplicates) {
-  return t().getBindingIdentifiers(this.node, duplicates);
+  return t.getBindingIdentifiers(this.node, duplicates);
 }
 
 function getOuterBindingIdentifiers(duplicates) {
-  return t().getOuterBindingIdentifiers(this.node, duplicates);
+  return t.getOuterBindingIdentifiers(this.node, duplicates);
 }
@@ -245,3 +237,3 @@
     if (!id.node) continue;
-    const keys = t().getBindingIdentifiers.keys[id.node.type];
+    const keys = t.getBindingIdentifiers.keys[id.node.type];
 
@@ -248,0 +240,0 @@ if (id.isIdentifier()) {

lib/path/index.js

@@ -10,12 +10,4 @@ "use strict";
 
-function _debug() {
-  const data = _interopRequireDefault(require("debug"));
+var _debug = _interopRequireDefault(require("debug"));
 
-  _debug = function () {
-    return data;
-  };
-
-  return data;
-}
-
 var _index = _interopRequireDefault(require("../index"));
@@ -25,24 +17,8 @@
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 var _cache = require("../cache");
 
-function _generator() {
-  const data = _interopRequireDefault(require("@babel/generator"));
+var _generator = _interopRequireDefault(require("@babel/generator"));
 
-  _generator = function () {
-    return data;
-  };
-
-  return data;
-}
-
 var NodePath_ancestry = _interopRequireWildcard(require("./ancestry"));
@@ -76,3 +52,3 @@
 
-const debug = (0, _debug().default)("babel");
+const debug = (0, _debug.default)("babel");
 
@@ -170,3 +146,3 @@ class NodePath {
   set(key, node) {
-    t().validate(this.node, key, node);
+    t.validate(this.node, key, node);
     this.node[key] = node;
@@ -194,3 +170,3 @@ }
   toString() {
-    return (0, _generator().default)(this.node).code;
+    return (0, _generator.default)(this.node).code;
   }
@@ -203,5 +179,5 @@
 
-for (const type of t().TYPES) {
+for (const type of t.TYPES) {
   const typeKey = `is${type}`;
-  const fn = t()[typeKey];
+  const fn = t[typeKey];
 
@@ -221,3 +197,3 @@ NodePath.prototype[typeKey] = function (opts) {
   if (type[0] === "_") continue;
-  if (t().TYPES.indexOf(type) < 0) t().TYPES.push(type);
+  if (t.TYPES.indexOf(type) < 0) t.TYPES.push(type);
   const virtualType = virtualTypes[type];
@@ -224,0 +200,0 @@

lib/path/inference/index.js

@@ -15,12 +15,4 @@ "use strict";
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
@@ -32,4 +24,4 @@
   if (this.typeAnnotation) return this.typeAnnotation;
-  let type = this._getTypeAnnotation() || t().anyTypeAnnotation();
-  if (t().isTypeAnnotation(type)) type = type.typeAnnotation;
+  let type = this._getTypeAnnotation() || t.anyTypeAnnotation();
+  if (t.isTypeAnnotation(type)) type = type.typeAnnotation;
   return this.typeAnnotation = type;
@@ -47,10 +39,10 @@ }
       if (declar.key === "left" && declarParent.isForInStatement()) {
-        return t().stringTypeAnnotation();
+        return t.stringTypeAnnotation();
       }
 
       if (declar.key === "left" && declarParent.isForOfStatement()) {
-        return t().anyTypeAnnotation();
+        return t.anyTypeAnnotation();
       }
 
-      return t().voidTypeAnnotation();
+      return t.voidTypeAnnotation();
     } else {
@@ -84,15 +76,15 @@ return;
   if (baseName === "string") {
-    return t().isStringTypeAnnotation(type);
+    return t.isStringTypeAnnotation(type);
   } else if (baseName === "number") {
-    return t().isNumberTypeAnnotation(type);
+    return t.isNumberTypeAnnotation(type);
   } else if (baseName === "boolean") {
-    return t().isBooleanTypeAnnotation(type);
+    return t.isBooleanTypeAnnotation(type);
   } else if (baseName === "any") {
-    return t().isAnyTypeAnnotation(type);
+    return t.isAnyTypeAnnotation(type);
   } else if (baseName === "mixed") {
-    return t().isMixedTypeAnnotation(type);
+    return t.isMixedTypeAnnotation(type);
   } else if (baseName === "empty") {
-    return t().isEmptyTypeAnnotation(type);
+    return t.isEmptyTypeAnnotation(type);
   } else if (baseName === "void") {
-    return t().isVoidTypeAnnotation(type);
+    return t.isVoidTypeAnnotation(type);
   } else {
@@ -109,7 +101,7 @@ if (soft) {
   const type = this.getTypeAnnotation();
-  if (t().isAnyTypeAnnotation(type)) return true;
+  if (t.isAnyTypeAnnotation(type)) return true;
 
-  if (t().isUnionTypeAnnotation(type)) {
+  if (t.isUnionTypeAnnotation(type)) {
     for (const type2 of type.types) {
-      if (t().isAnyTypeAnnotation(type2) || _isBaseType(name, type2, true)) {
+      if (t.isAnyTypeAnnotation(type2) || _isBaseType(name, type2, true)) {
         return true;
@@ -129,3 +121,3 @@ }
 
-  if (!t().isAnyTypeAnnotation(left) && t().isFlowBaseAnnotation(left)) {
+  if (!t.isAnyTypeAnnotation(left) && t.isFlowBaseAnnotation(left)) {
     return right.type === left.type;
@@ -137,5 +129,5 @@ }
   const type = this.getTypeAnnotation();
-  return t().isGenericTypeAnnotation(type) && t().isIdentifier(type.id, {
+  return t.isGenericTypeAnnotation(type) && t.isIdentifier(type.id, {
     name: genericName
   });
 }

lib/path/inference/inferer-reference.js

@@ -8,12 +8,4 @@ "use strict";
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
@@ -36,5 +28,5 @@
   if (node.name === "undefined") {
-    return t().voidTypeAnnotation();
+    return t.voidTypeAnnotation();
   } else if (node.name === "NaN" || node.name === "Infinity") {
-    return t().numberTypeAnnotation();
+    return t.numberTypeAnnotation();
   } else if (node.name === "arguments") {}
@@ -64,3 +56,3 @@ }
   if (types.length) {
-    return t().createUnionTypeAnnotation(types);
+    return t.createUnionTypeAnnotation(types);
   }
@@ -103,4 +95,4 @@ }
 
-    if (t().BOOLEAN_NUMBER_BINARY_OPERATORS.indexOf(operator) >= 0) {
-      return t().numberTypeAnnotation();
+    if (t.BOOLEAN_NUMBER_BINARY_OPERATORS.indexOf(operator) >= 0) {
+      return t.numberTypeAnnotation();
     }
@@ -135,3 +127,3 @@
   if (typeof typeValue !== "string") return;
-  return t().createTypeAnnotationBasedOnTypeof(typeValue);
+  return t.createTypeAnnotationBasedOnTypeof(typeValue);
 }
@@ -182,3 +174,3 @@
     return {
-      typeAnnotation: t().createUnionTypeAnnotation(types),
+      typeAnnotation: t.createUnionTypeAnnotation(types),
       ifStatement
@@ -185,0 +177,0 @@ };

lib/path/inference/inferers.js

@@ -36,12 +36,4 @@ "use strict";
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 var _infererReference = _interopRequireDefault(require("./inferer-reference"));
@@ -80,3 +72,3 @@
   if (this.get("callee").isIdentifier()) {
-    return t().genericTypeAnnotation(node.callee);
+    return t.genericTypeAnnotation(node.callee);
   }
@@ -86,3 +78,3 @@ }
 function TemplateLiteral() {
-  return t().stringTypeAnnotation();
+  return t.stringTypeAnnotation();
 }
@@ -94,9 +86,9 @@
   if (operator === "void") {
-    return t().voidTypeAnnotation();
-  } else if (t().NUMBER_UNARY_OPERATORS.indexOf(operator) >= 0) {
-    return t().numberTypeAnnotation();
-  } else if (t().STRING_UNARY_OPERATORS.indexOf(operator) >= 0) {
-    return t().stringTypeAnnotation();
-  } else if (t().BOOLEAN_UNARY_OPERATORS.indexOf(operator) >= 0) {
-    return t().booleanTypeAnnotation();
+    return t.voidTypeAnnotation();
+  } else if (t.NUMBER_UNARY_OPERATORS.indexOf(operator) >= 0) {
+    return t.numberTypeAnnotation();
+  } else if (t.STRING_UNARY_OPERATORS.indexOf(operator) >= 0) {
+    return t.stringTypeAnnotation();
+  } else if (t.BOOLEAN_UNARY_OPERATORS.indexOf(operator) >= 0) {
+    return t.booleanTypeAnnotation();
   }
@@ -108,6 +100,6 @@ }
 
-  if (t().NUMBER_BINARY_OPERATORS.indexOf(operator) >= 0) {
-    return t().numberTypeAnnotation();
-  } else if (t().BOOLEAN_BINARY_OPERATORS.indexOf(operator) >= 0) {
-    return t().booleanTypeAnnotation();
+  if (t.NUMBER_BINARY_OPERATORS.indexOf(operator) >= 0) {
+    return t.numberTypeAnnotation();
+  } else if (t.BOOLEAN_BINARY_OPERATORS.indexOf(operator) >= 0) {
+    return t.booleanTypeAnnotation();
   } else if (operator === "+") {
@@ -118,8 +110,8 @@ const right = this.get("right");
     if (left.isBaseType("number") && right.isBaseType("number")) {
-      return t().numberTypeAnnotation();
+      return t.numberTypeAnnotation();
     } else if (left.isBaseType("string") || right.isBaseType("string")) {
-      return t().stringTypeAnnotation();
+      return t.stringTypeAnnotation();
     }
 
-    return t().unionTypeAnnotation([t().stringTypeAnnotation(), t().numberTypeAnnotation()]);
+    return t.unionTypeAnnotation([t.stringTypeAnnotation(), t.numberTypeAnnotation()]);
   }
@@ -129,7 +121,7 @@ }
 function LogicalExpression() {
-  return t().createUnionTypeAnnotation([this.get("left").getTypeAnnotation(), this.get("right").getTypeAnnotation()]);
+  return t.createUnionTypeAnnotation([this.get("left").getTypeAnnotation(), this.get("right").getTypeAnnotation()]);
 }
 
 function ConditionalExpression() {
-  return t().createUnionTypeAnnotation([this.get("consequent").getTypeAnnotation(), this.get("alternate").getTypeAnnotation()]);
+  return t.createUnionTypeAnnotation([this.get("consequent").getTypeAnnotation(), this.get("alternate").getTypeAnnotation()]);
 }
@@ -153,3 +145,3 @@
   if (operator === "++" || operator === "--") {
-    return t().numberTypeAnnotation();
+    return t.numberTypeAnnotation();
   }
@@ -159,27 +151,27 @@ }
 function StringLiteral() {
-  return t().stringTypeAnnotation();
+  return t.stringTypeAnnotation();
 }
 
 function NumericLiteral() {
-  return t().numberTypeAnnotation();
+  return t.numberTypeAnnotation();
 }
 
 function BooleanLiteral() {
-  return t().booleanTypeAnnotation();
+  return t.booleanTypeAnnotation();
 }
 
 function NullLiteral() {
-  return t().nullLiteralTypeAnnotation();
+  return t.nullLiteralTypeAnnotation();
 }
 
 function RegExpLiteral() {
-  return t().genericTypeAnnotation(t().identifier("RegExp"));
+  return t.genericTypeAnnotation(t.identifier("RegExp"));
 }
 
 function ObjectExpression() {
-  return t().genericTypeAnnotation(t().identifier("Object"));
+  return t.genericTypeAnnotation(t.identifier("Object"));
 }
 
 function ArrayExpression() {
-  return t().genericTypeAnnotation(t().identifier("Array"));
+  return t.genericTypeAnnotation(t.identifier("Array"));
 }
@@ -194,9 +186,9 @@
 function Func() {
-  return t().genericTypeAnnotation(t().identifier("Function"));
+  return t.genericTypeAnnotation(t.identifier("Function"));
 }
 
-const isArrayFrom = t().buildMatchMemberExpression("Array.from");
-const isObjectKeys = t().buildMatchMemberExpression("Object.keys");
-const isObjectValues = t().buildMatchMemberExpression("Object.values");
-const isObjectEntries = t().buildMatchMemberExpression("Object.entries");
+const isArrayFrom = t.buildMatchMemberExpression("Array.from");
+const isObjectKeys = t.buildMatchMemberExpression("Object.keys");
+const isObjectValues = t.buildMatchMemberExpression("Object.values");
+const isObjectEntries = t.buildMatchMemberExpression("Object.entries");
 
@@ -209,7 +201,7 @@ function CallExpression() {
   if (isObjectKeys(callee)) {
-    return t().arrayTypeAnnotation(t().stringTypeAnnotation());
+    return t.arrayTypeAnnotation(t.stringTypeAnnotation());
   } else if (isArrayFrom(callee) || isObjectValues(callee)) {
-    return t().arrayTypeAnnotation(t().anyTypeAnnotation());
+    return t.arrayTypeAnnotation(t.anyTypeAnnotation());
   } else if (isObjectEntries(callee)) {
-    return t().arrayTypeAnnotation(t().tupleTypeAnnotation([t().stringTypeAnnotation(), t().anyTypeAnnotation()]));
+    return t.arrayTypeAnnotation(t.tupleTypeAnnotation([t.stringTypeAnnotation(), t.anyTypeAnnotation()]));
   }
@@ -230,5 +222,5 @@
       if (callee.is("generator")) {
-        return t().genericTypeAnnotation(t().identifier("AsyncIterator"));
+        return t.genericTypeAnnotation(t.identifier("AsyncIterator"));
       } else {
-        return t().genericTypeAnnotation(t().identifier("Promise"));
+        return t.genericTypeAnnotation(t.identifier("Promise"));
       }
@@ -235,0 +227,0 @@ } else {

lib/path/introspection.js

@@ -27,22 +27,6 @@ "use strict";
 
-function _includes() {
-  const data = _interopRequireDefault(require("lodash/includes"));
+var _includes = _interopRequireDefault(require("lodash/includes"));
 
-  _includes = function () {
-    return data;
-  };
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  return data;
-}
-
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
-
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
@@ -55,3 +39,3 @@
 function matchesPattern(pattern, allowPartial) {
-  return t().matchesPattern(this.node, pattern, allowPartial);
+  return t.matchesPattern(this.node, pattern, allowPartial);
 }
@@ -85,3 +69,3 @@
 function isNodeType(type) {
-  return t().isType(this.type, type);
+  return t.isType(this.type, type);
 }
@@ -99,5 +83,5 @@
   if (this.isExpression()) {
-    return t().isBlockStatement(replacement);
+    return t.isBlockStatement(replacement);
   } else if (this.isBlockStatement()) {
-    return t().isExpression(replacement);
+    return t.isExpression(replacement);
   }
@@ -130,6 +114,6 @@
 function isStatementOrBlock() {
-  if (this.parentPath.isLabeledStatement() || t().isBlockStatement(this.container)) {
+  if (this.parentPath.isLabeledStatement() || t.isBlockStatement(this.container)) {
     return false;
   } else {
-    return (0, _includes().default)(t().STATEMENT_OR_BLOCK_KEYS, this.key);
+    return (0, _includes.default)(t.STATEMENT_OR_BLOCK_KEYS, this.key);
   }
@@ -286,3 +270,3 @@ }
 
-  const keys = t().VISITOR_KEYS[commonPath.type];
+  const keys = t.VISITOR_KEYS[commonPath.type];
   const keyPosition = {
@@ -360,3 +344,3 @@ this: keys.indexOf(divergence.this.parentKey),
     const targetKey = this.toComputedKey();
-    if (!t().isLiteral(targetKey)) return;
+    if (!t.isLiteral(targetKey)) return;
     const targetName = targetKey.value;
@@ -363,0 +347,0 @@ const target = this.get("object").resolve(dangerous, resolved);

lib/path/lib/hoister.js

@@ -8,12 +8,4 @@ "use strict";
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
@@ -25,3 +17,3 @@
   ReferencedIdentifier(path, state) {
-    if (path.isJSXIdentifier() && t().react.isCompatTag(path.node.name) && !path.parentPath.isJSXMemberExpression()) {
+    if (path.isJSXIdentifier() && t.react.isCompatTag(path.node.name) && !path.parentPath.isJSXMemberExpression()) {
       return;
@@ -44,2 +36,11 @@ }
     if (!binding) return;
+
+    for (const violation of binding.constantViolations) {
+      if (violation.scope !== binding.path.scope) {
+        state.mutableBinding = true;
+        path.stop();
+        return;
+      }
+    }
+
     if (binding !== state.scope.getBinding(path.node.name)) return;
@@ -55,2 +56,3 @@ state.bindings[path.node.name] = binding;
     this.bindings = {};
+    this.mutableBinding = false;
     this.scopes = [];
@@ -174,2 +176,3 @@ this.scope = scope;
     this.path.traverse(referenceVisitor, this);
+    if (this.mutableBinding) return;
     this.getCompatibleScopes();
@@ -180,12 +183,12 @@ const attachTo = this.getAttachmentPath();
     let uid = attachTo.scope.generateUidIdentifier("ref");
-    const declarator = t().variableDeclarator(uid, this.path.node);
+    const declarator = t.variableDeclarator(uid, this.path.node);
     const insertFn = this.attachAfter ? "insertAfter" : "insertBefore";
-    const [attached] = attachTo[insertFn]([attachTo.isVariableDeclarator() ? declarator : t().variableDeclaration("var", [declarator])]);
+    const [attached] = attachTo[insertFn]([attachTo.isVariableDeclarator() ? declarator : t.variableDeclaration("var", [declarator])]);
     const parent = this.path.parentPath;
 
     if (parent.isJSXElement() && this.path.container === parent.node.children) {
-      uid = t().JSXExpressionContainer(uid);
+      uid = t.JSXExpressionContainer(uid);
     }
 
-    this.path.replaceWith(t().cloneNode(uid));
+    this.path.replaceWith(t.cloneNode(uid));
     return attachTo.isVariableDeclarator() ? attached.get("init") : attached.get("declarations.0.init");
@@ -192,0 +195,0 @@ }

lib/path/lib/virtual-types.js

@@ -8,12 +8,4 @@ "use strict";
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
@@ -32,5 +24,5 @@
 
-    if (!t().isIdentifier(node, opts) && !t().isJSXMemberExpression(parent, opts)) {
-      if (t().isJSXIdentifier(node, opts)) {
-        if (t().react.isCompatTag(node.name)) return false;
+    if (!t.isIdentifier(node, opts) && !t.isJSXMemberExpression(parent, opts)) {
+      if (t.isJSXIdentifier(node, opts)) {
+        if (t.react.isCompatTag(node.name)) return false;
       } else {
@@ -41,3 +33,3 @@ return false;
 
-    return t().isReferenced(node, parent, path.parentPath.parent);
+    return t.isReferenced(node, parent, path.parentPath.parent);
   }
@@ -54,3 +46,3 @@
   }) {
-    return t().isMemberExpression(node) && t().isReferenced(node, parent);
+    return t.isMemberExpression(node) && t.isReferenced(node, parent);
   }
@@ -69,3 +61,3 @@
     const grandparent = path.parentPath.parent;
-    return t().isIdentifier(node) && t().isBinding(node, parent, grandparent);
+    return t.isIdentifier(node) && t.isBinding(node, parent, grandparent);
   }
@@ -82,8 +74,8 @@
   }) {
-    if (t().isStatement(node)) {
-      if (t().isVariableDeclaration(node)) {
-        if (t().isForXStatement(parent, {
+    if (t.isStatement(node)) {
+      if (t.isVariableDeclaration(node)) {
+        if (t.isForXStatement(parent, {
           left: node
         })) return false;
-        if (t().isForStatement(parent, {
+        if (t.isForStatement(parent, {
           init: node
@@ -108,3 +100,3 @@ })) return false;
     } else {
-      return t().isExpression(path.node);
+      return t.isExpression(path.node);
     }
@@ -119,3 +111,3 @@ }
   checkPath(path) {
-    return t().isScope(path.node, path.parent);
+    return t.isScope(path.node, path.parent);
   }
@@ -127,3 +119,3 @@
   checkPath(path) {
-    return t().isReferenced(path.node, path.parent);
+    return t.isReferenced(path.node, path.parent);
   }
@@ -135,3 +127,3 @@
   checkPath(path) {
-    return t().isBlockScoped(path.node);
+    return t.isBlockScoped(path.node);
   }
@@ -145,3 +137,3 @@
   checkPath(path) {
-    return t().isVar(path.node);
+    return t.isVar(path.node);
   }
@@ -178,9 +170,9 @@
   }) {
-    if (t().isFlow(node)) {
+    if (t.isFlow(node)) {
       return true;
-    } else if (t().isImportDeclaration(node)) {
+    } else if (t.isImportDeclaration(node)) {
       return node.importKind === "type" || node.importKind === "typeof";
-    } else if (t().isExportDeclaration(node)) {
+    } else if (t.isExportDeclaration(node)) {
       return node.exportKind === "type";
-    } else if (t().isImportSpecifier(node)) {
+    } else if (t.isImportSpecifier(node)) {
       return node.importKind === "type" || node.importKind === "typeof";
@@ -187,0 +179,0 @@ } else {

lib/path/modification.js

@@ -23,12 +23,4 @@ "use strict";
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
@@ -57,3 +49,3 @@
     const shouldInsertCurrentNode = this.node && (!this.isExpressionStatement() || this.node.expression != null);
-    this.replaceWith(t().blockStatement(shouldInsertCurrentNode ? [this.node] : []));
+    this.replaceWith(t.blockStatement(shouldInsertCurrentNode ? [this.node] : []));
     return this.unshiftContainer("body", nodes);
@@ -112,3 +104,3 @@ } else {
     return parentPath.insertAfter(nodes.map(node => {
-      return t().isExpression(node) ? t().expressionStatement(node) : node;
+      return t.isExpression(node) ? t.expressionStatement(node) : node;
     }));
@@ -129,4 +121,4 @@ } else if (this.isNodeType("Expression") && !this.isJSXElement() || parentPath.isForStatement() && this.key === "init") {
       const temp = scope.generateDeclaredUidIdentifier();
-      nodes.unshift(t().expressionStatement(t().assignmentExpression("=", t().cloneNode(temp), this.node)));
-      nodes.push(t().expressionStatement(t().cloneNode(temp)));
+      nodes.unshift(t.expressionStatement(t.assignmentExpression("=", t.cloneNode(temp), this.node)));
+      nodes.push(t.expressionStatement(t.cloneNode(temp)));
     }
@@ -139,3 +131,3 @@
     const shouldInsertCurrentNode = this.node && (!this.isExpressionStatement() || this.node.expression != null);
-    this.replaceWith(t().blockStatement(shouldInsertCurrentNode ? [this.node] : []));
+    this.replaceWith(t.blockStatement(shouldInsertCurrentNode ? [this.node] : []));
     return this.pushContainer("body", nodes);
@@ -142,0 +134,0 @@ } else {

lib/path/replacement.js

@@ -13,12 +13,4 @@ "use strict";
 
-function _codeFrame() {
-  const data = require("@babel/code-frame");
+var _codeFrame = require("@babel/code-frame");
 
-  _codeFrame = function () {
-    return data;
-  };
-
-  return data;
-}
-
 var _index = _interopRequireDefault(require("../index"));
@@ -28,22 +20,6 @@
 
-function _parser() {
-  const data = require("@babel/parser");
+var _parser = require("@babel/parser");
 
-  _parser = function () {
-    return data;
-  };
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  return data;
-}
-
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
-
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
@@ -74,3 +50,3 @@
       if (declar.init) {
-        exprs.push(t().expressionStatement(t().assignmentExpression("=", declar.id, declar.init)));
+        exprs.push(t.expressionStatement(t.assignmentExpression("=", declar.id, declar.init)));
       }
@@ -87,4 +63,4 @@ }
   nodes = this._verifyNodeList(nodes);
-  t().inheritLeadingComments(nodes[0], this.node);
-  t().inheritTrailingComments(nodes[nodes.length - 1], this.node);
+  t.inheritLeadingComments(nodes[0], this.node);
+  t.inheritTrailingComments(nodes[nodes.length - 1], this.node);
   this.node = this.container[this.key] = null;
@@ -107,3 +83,3 @@ const paths = this.insertAfter(nodes);
     replacement = `(${replacement})`;
-    replacement = (0, _parser().parse)(replacement);
+    replacement = (0, _parser.parse)(replacement);
   } catch (err) {
@@ -113,3 +89,3 @@ const loc = err.loc;
     if (loc) {
-      err.message += " - make sure this is an expression.\n" + (0, _codeFrame().codeFrameColumns)(replacement, {
+      err.message += " - make sure this is an expression.\n" + (0, _codeFrame.codeFrameColumns)(replacement, {
         start: {
@@ -152,3 +128,3 @@ line: loc.line,
 
-  if (this.isProgram() && !t().isProgram(replacement)) {
+  if (this.isProgram() && !t.isProgram(replacement)) {
     throw new Error("You can only replace a Program root node with another Program node");
@@ -167,5 +143,5 @@ }
 
-  if (this.isNodeType("Statement") && t().isExpression(replacement)) {
+  if (this.isNodeType("Statement") && t.isExpression(replacement)) {
     if (!this.canHaveVariableDeclarationOrExpression() && !this.canSwapBetweenExpressionAndStatement(replacement) && !this.parentPath.isExportDefaultDeclaration()) {
-      replacement = t().expressionStatement(replacement);
+      replacement = t.expressionStatement(replacement);
       nodePath = "expression";
@@ -175,3 +151,3 @@ }
 
-  if (this.isNodeType("Expression") && t().isStatement(replacement)) {
+  if (this.isNodeType("Expression") && t.isStatement(replacement)) {
     if (!this.canHaveVariableDeclarationOrExpression() && !this.canSwapBetweenExpressionAndStatement(replacement)) {
@@ -185,4 +161,4 @@ return this.replaceExpressionWithStatements([replacement]);
   if (oldNode) {
-    t().inheritsComments(replacement, oldNode);
-    t().removeComments(oldNode);
+    t.inheritsComments(replacement, oldNode);
+    t.removeComments(oldNode);
   }
@@ -204,5 +180,5 @@
   if (this.inList) {
-    t().validate(this.parent, this.key, [node]);
+    t.validate(this.parent, this.key, [node]);
   } else {
-    t().validate(this.parent, this.key, node);
+    t.validate(this.parent, this.key, node);
   }
@@ -216,3 +192,3 @@
   this.resync();
-  const toSequenceExpression = t().toSequenceExpression(nodes, this.scope);
+  const toSequenceExpression = t.toSequenceExpression(nodes, this.scope);
 
@@ -225,4 +201,4 @@ if (toSequenceExpression) {
   const isParentAsync = functionParent && functionParent.is("async");
-  const container = t().arrowFunctionExpression([], t().blockStatement(nodes));
-  this.replaceWith(t().callExpression(container, []));
+  const container = t.arrowFunctionExpression([], t.blockStatement(nodes));
+  this.replaceWith(t.callExpression(container, []));
   this.traverse(hoistVariablesVisitor);
@@ -241,11 +217,11 @@ const completionRecords = this.get("callee").getCompletionRecords();
         uid = callee.scope.generateDeclaredUidIdentifier("ret");
-        callee.get("body").pushContainer("body", t().returnStatement(t().cloneNode(uid)));
+        callee.get("body").pushContainer("body", t.returnStatement(t.cloneNode(uid)));
         loop.setData("expressionReplacementReturnUid", uid);
       } else {
-        uid = t().identifier(uid.name);
+        uid = t.identifier(uid.name);
       }
 
-      path.get("expression").replaceWith(t().assignmentExpression("=", t().cloneNode(uid), path.node.expression));
+      path.get("expression").replaceWith(t.assignmentExpression("=", t.cloneNode(uid), path.node.expression));
     } else {
-      path.replaceWith(t().returnStatement(path.node.expression));
+      path.replaceWith(t.returnStatement(path.node.expression));
     }
@@ -257,5 +233,5 @@ }
 
-  if (isParentAsync && _index.default.hasType(this.get("callee.body").node, "AwaitExpression", t().FUNCTION_TYPES)) {
+  if (isParentAsync && _index.default.hasType(this.get("callee.body").node, "AwaitExpression", t.FUNCTION_TYPES)) {
     callee.set("async", true);
-    this.replaceWith(t().awaitExpression(this.node));
+    this.replaceWith(t.awaitExpression(this.node));
   }
@@ -262,0 +238,0 @@

lib/scope/index.js

@@ -8,22 +8,6 @@ "use strict";
 
-function _includes() {
-  const data = _interopRequireDefault(require("lodash/includes"));
+var _includes = _interopRequireDefault(require("lodash/includes"));
 
-  _includes = function () {
-    return data;
-  };
+var _repeat = _interopRequireDefault(require("lodash/repeat"));
 
-  return data;
-}
-
-function _repeat() {
-  const data = _interopRequireDefault(require("lodash/repeat"));
-
-  _repeat = function () {
-    return data;
-  };
-
-  return data;
-}
-
 var _renamer = _interopRequireDefault(require("./lib/renamer"));
@@ -33,34 +17,10 @@
 
-function _defaults() {
-  const data = _interopRequireDefault(require("lodash/defaults"));
+var _defaults = _interopRequireDefault(require("lodash/defaults"));
 
-  _defaults = function () {
-    return data;
-  };
-
-  return data;
-}
-
 var _binding = _interopRequireDefault(require("./binding"));
 
-function _globals() {
-  const data = _interopRequireDefault(require("globals"));
+var _globals = _interopRequireDefault(require("globals"));
 
-  _globals = function () {
-    return data;
-  };
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  return data;
-}
-
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
-
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 var _cache = require("../cache");
@@ -75,3 +35,3 @@
 function gatherNodeParts(node, parts) {
-  if (t().isModuleDeclaration(node)) {
+  if (t.isModuleDeclaration(node)) {
     if (node.source) {
@@ -86,22 +46,22 @@ gatherNodeParts(node.source, parts);
     }
-  } else if (t().isModuleSpecifier(node)) {
+  } else if (t.isModuleSpecifier(node)) {
     gatherNodeParts(node.local, parts);
-  } else if (t().isMemberExpression(node)) {
+  } else if (t.isMemberExpression(node)) {
     gatherNodeParts(node.object, parts);
     gatherNodeParts(node.property, parts);
-  } else if (t().isIdentifier(node)) {
+  } else if (t.isIdentifier(node)) {
     parts.push(node.name);
-  } else if (t().isLiteral(node)) {
+  } else if (t.isLiteral(node)) {
     parts.push(node.value);
-  } else if (t().isCallExpression(node)) {
+  } else if (t.isCallExpression(node)) {
     gatherNodeParts(node.callee, parts);
-  } else if (t().isObjectExpression(node) || t().isObjectPattern(node)) {
+  } else if (t.isObjectExpression(node) || t.isObjectPattern(node)) {
     for (const prop of node.properties) {
       gatherNodeParts(prop.key || prop.argument, parts);
     }
-  } else if (t().isPrivateName(node)) {
+  } else if (t.isPrivateName(node)) {
     gatherNodeParts(node.id, parts);
-  } else if (t().isThisExpression(node)) {
+  } else if (t.isThisExpression(node)) {
     parts.push("this");
-  } else if (t().isSuper(node)) {
+  } else if (t.isSuper(node)) {
     parts.push("super");
@@ -113,3 +73,3 @@ }
   For(path) {
-    for (const key of t().FOR_INIT_KEYS) {
+    for (const key of t.FOR_INIT_KEYS) {
       const declar = path.get(key);
@@ -155,3 +115,3 @@
 
-      if (t().isClassDeclaration(declar) || t().isFunctionDeclaration(declar)) {
+      if (t.isClassDeclaration(declar) || t.isFunctionDeclaration(declar)) {
         const id = declar.id;
@@ -161,5 +121,5 @@ if (!id) return;
         if (binding) binding.reference(path);
-      } else if (t().isVariableDeclaration(declar)) {
+      } else if (t.isVariableDeclaration(declar)) {
         for (const decl of declar.declarations) {
-          for (const name of Object.keys(t().getBindingIdentifiers(decl))) {
+          for (const name of Object.keys(t.getBindingIdentifiers(decl))) {
             const binding = scope.getBinding(name);
@@ -261,11 +221,11 @@ if (binding) binding.reference(path);
     });
-    return t().cloneNode(id);
+    return t.cloneNode(id);
   }
 
   generateUidIdentifier(name) {
-    return t().identifier(this.generateUid(name));
+    return t.identifier(this.generateUid(name));
   }
 
   generateUid(name = "temp") {
-    name = t().toIdentifier(name).replace(/^_+/, "").replace(/[0-9]+$/g, "");
+    name = t.toIdentifier(name).replace(/^_+/, "").replace(/[0-9]+$/g, "");
     let uid;
@@ -294,7 +254,7 @@ let i = 0;
 
-    if (t().isAssignmentExpression(parent)) {
+    if (t.isAssignmentExpression(parent)) {
       node = parent.left;
-    } else if (t().isVariableDeclarator(parent)) {
+    } else if (t.isVariableDeclarator(parent)) {
       node = parent.id;
-    } else if (t().isObjectProperty(node) || t().isObjectMethod(node)) {
+    } else if (t.isObjectProperty(node) || t.isObjectMethod(node)) {
       node = node.key;
@@ -311,11 +271,11 @@ }
   generateUidIdentifierBasedOnNode(parent, defaultName) {
-    return t().identifier(this.generateUidBasedOnNode(parent, defaultName));
+    return t.identifier(this.generateUidBasedOnNode(parent, defaultName));
   }
 
   isStatic(node) {
-    if (t().isThisExpression(node) || t().isSuper(node)) {
+    if (t.isThisExpression(node) || t.isSuper(node)) {
       return true;
     }
 
-    if (t().isIdentifier(node)) {
+    if (t.isIdentifier(node)) {
       const binding = this.getBinding(node.name);
@@ -343,3 +303,3 @@
         });
-        return t().cloneNode(id);
+        return t.cloneNode(id);
       }
@@ -378,3 +338,3 @@
   dump() {
-    const sep = (0, _repeat().default)("-", 60);
+    const sep = (0, _repeat.default)("-", 60);
     console.log(sep);
@@ -401,3 +361,3 @@ let scope = this;
   toArray(node, i) {
-    if (t().isIdentifier(node)) {
+    if (t.isIdentifier(node)) {
       const binding = this.getBinding(node.name);
@@ -410,10 +370,10 @@
 
-    if (t().isArrayExpression(node)) {
+    if (t.isArrayExpression(node)) {
       return node;
     }
 
-    if (t().isIdentifier(node, {
+    if (t.isIdentifier(node, {
       name: "arguments"
     })) {
-      return t().callExpression(t().memberExpression(t().memberExpression(t().memberExpression(t().identifier("Array"), t().identifier("prototype")), t().identifier("slice")), t().identifier("call")), [node]);
+      return t.callExpression(t.memberExpression(t.memberExpression(t.memberExpression(t.identifier("Array"), t.identifier("prototype")), t.identifier("slice")), t.identifier("call")), [node]);
     }
@@ -427,3 +387,3 @@
     } else if (i) {
-      args.push(t().numericLiteral(i));
+      args.push(t.numericLiteral(i));
       helperName = "slicedToArray";
@@ -434,3 +394,3 @@ } else {
 
-    return t().callExpression(this.hub.addHelper(helperName), args);
+    return t.callExpression(this.hub.addHelper(helperName), args);
   }
@@ -481,3 +441,3 @@
   buildUndefinedNode() {
-    return t().unaryExpression("void", t().numericLiteral(0), true);
+    return t.unaryExpression("void", t.numericLiteral(0), true);
   }
@@ -570,3 +530,3 @@
   isPure(node, constantsOnly) {
-    if (t().isIdentifier(node)) {
+    if (t.isIdentifier(node)) {
       const binding = this.getBinding(node.name);
@@ -576,3 +536,3 @@ if (!binding) return false;
       return true;
-    } else if (t().isClass(node)) {
+    } else if (t.isClass(node)) {
       if (node.superClass && !this.isPure(node.superClass, constantsOnly)) {
@@ -583,3 +543,3 @@ return false;
       return this.isPure(node.body, constantsOnly);
-    } else if (t().isClassBody(node)) {
+    } else if (t.isClassBody(node)) {
       for (const method of node.body) {
@@ -590,5 +550,5 @@ if (!this.isPure(method, constantsOnly)) return false;
       return true;
-    } else if (t().isBinary(node)) {
+    } else if (t.isBinary(node)) {
       return this.isPure(node.left, constantsOnly) && this.isPure(node.right, constantsOnly);
-    } else if (t().isArrayExpression(node)) {
+    } else if (t.isArrayExpression(node)) {
       for (const elem of node.elements) {
@@ -599,3 +559,3 @@ if (!this.isPure(elem, constantsOnly)) return false;
       return true;
-    } else if (t().isObjectExpression(node)) {
+    } else if (t.isObjectExpression(node)) {
       for (const prop of node.properties) {
@@ -606,14 +566,14 @@ if (!this.isPure(prop, constantsOnly)) return false;
       return true;
-    } else if (t().isClassMethod(node)) {
+    } else if (t.isClassMethod(node)) {
       if (node.computed && !this.isPure(node.key, constantsOnly)) return false;
       if (node.kind === "get" || node.kind === "set") return false;
       return true;
-    } else if (t().isProperty(node)) {
+    } else if (t.isProperty(node)) {
       if (node.computed && !this.isPure(node.key, constantsOnly)) return false;
       return this.isPure(node.value, constantsOnly);
-    } else if (t().isUnaryExpression(node)) {
+    } else if (t.isUnaryExpression(node)) {
       return this.isPure(node.argument, constantsOnly);
-    } else if (t().isTaggedTemplateExpression(node)) {
-      return t().matchesPattern(node.tag, "String.raw") && !this.hasBinding("String", true) && this.isPure(node.quasi, constantsOnly);
-    } else if (t().isTemplateLiteral(node)) {
+    } else if (t.isTaggedTemplateExpression(node)) {
+      return t.matchesPattern(node.tag, "String.raw") && !this.hasBinding("String", true) && this.isPure(node.quasi, constantsOnly);
+    } else if (t.isTemplateLiteral(node)) {
       for (const expression of node.expressions) {
@@ -625,3 +585,3 @@ if (!this.isPure(expression, constantsOnly)) return false;
     } else {
-      return t().isPureish(node);
+      return t.isPureish(node);
     }
@@ -665,3 +625,3 @@ }
     if (path.isLoop()) {
-      for (const key of t().FOR_INIT_KEYS) {
+      for (const key of t.FOR_INIT_KEYS) {
         const node = path.get(key);
@@ -673,3 +633,3 @@ if (node.isBlockScoped()) this.registerBinding(node.node.kind, node);
     if (path.isFunctionExpression() && path.has("id")) {
-      if (!path.get("id").node[t().NOT_LOCAL_BINDING]) {
+      if (!path.get("id").node[t.NOT_LOCAL_BINDING]) {
         this.registerBinding("local", path.get("id"), path);
@@ -680,3 +640,3 @@ }
     if (path.isClassExpression() && path.has("id")) {
-      if (!path.get("id").node[t().NOT_LOCAL_BINDING]) {
+      if (!path.get("id").node[t.NOT_LOCAL_BINDING]) {
         this.registerBinding("local", path);
@@ -760,3 +720,3 @@ }
     if (!declarPath) {
-      const declar = t().variableDeclaration(kind, []);
+      const declar = t.variableDeclaration(kind, []);
       declar._blockHoist = blockHoist;
@@ -767,3 +727,3 @@ [declarPath] = path.unshiftContainer("body", [declar]);
 
-    const declarator = t().variableDeclarator(opts.id, opts.init);
+    const declarator = t.variableDeclarator(opts.id, opts.init);
     declarPath.node.declarations.push(declarator);
@@ -814,3 +774,3 @@ this.registerBinding(kind, declarPath.get("declarations").pop());
     do {
-      (0, _defaults().default)(ids, scope.bindings);
+      (0, _defaults.default)(ids, scope.bindings);
       scope = scope.parent;
@@ -877,4 +837,4 @@ } while (scope);
     if (this.hasUid(name)) return true;
-    if (!noGlobals && (0, _includes().default)(Scope.globals, name)) return true;
-    if (!noGlobals && (0, _includes().default)(Scope.contextVariables, name)) return true;
+    if (!noGlobals && (0, _includes.default)(Scope.globals, name)) return true;
+    if (!noGlobals && (0, _includes.default)(Scope.contextVariables, name)) return true;
     return false;
@@ -920,3 +880,3 @@ }
 exports.default = Scope;
-Scope.globals = Object.keys(_globals().default.builtin);
+Scope.globals = Object.keys(_globals.default.builtin);
 Scope.contextVariables = ["arguments", "undefined", "Infinity", "NaN"];

lib/scope/lib/renamer.js

@@ -10,22 +10,6 @@ "use strict";
 
-function _helperSplitExportDeclaration() {
-  const data = _interopRequireDefault(require("@babel/helper-split-export-declaration"));
+var _helperSplitExportDeclaration = _interopRequireDefault(require("@babel/helper-split-export-declaration"));
 
-  _helperSplitExportDeclaration = function () {
-    return data;
-  };
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  return data;
-}
-
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
-
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
 function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
@@ -80,3 +64,3 @@
 
-    (0, _helperSplitExportDeclaration().default)(maybeExportDeclar);
+    (0, _helperSplitExportDeclaration.default)(maybeExportDeclar);
   }
@@ -88,5 +72,5 @@
     if (this.binding.kind !== "hoisted") return;
-    path.node.id = t().identifier(this.oldName);
+    path.node.id = t.identifier(this.oldName);
     path.node._blockHoist = 3;
-    path.replaceWith(t().variableDeclaration("let", [t().variableDeclarator(t().identifier(this.newName), t().toExpression(path.node))]));
+    path.replaceWith(t.variableDeclaration("let", [t.variableDeclarator(t.identifier(this.newName), t.toExpression(path.node))]));
   }
@@ -98,7 +82,7 @@
     if (this.binding.kind !== "local") return;
-    path.node.id = t().identifier(this.oldName);
+    path.node.id = t.identifier(this.oldName);
     this.binding.scope.parent.push({
-      id: t().identifier(this.newName)
+      id: t.identifier(this.newName)
     });
-    path.replaceWith(t().assignmentExpression("=", t().identifier(this.newName), path.node));
+    path.replaceWith(t.assignmentExpression("=", t.identifier(this.newName), path.node));
   }
@@ -105,0 +89,0 @@

lib/visitors.js

@@ -12,22 +12,6 @@ "use strict";
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
+var _clone = _interopRequireDefault(require("lodash/clone"));
 
-  return data;
-}
-
-function _clone() {
-  const data = _interopRequireDefault(require("lodash/clone"));
-
-  _clone = function () {
-    return data;
-  };
-
-  return data;
-}
-
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
@@ -88,4 +72,4 @@
     const fns = visitor[nodeType];
-    let aliases = t().FLIPPED_ALIAS_KEYS[nodeType];
-    const deprecratedKey = t().DEPRECATED_KEYS[nodeType];
+    let aliases = t.FLIPPED_ALIAS_KEYS[nodeType];
+    const deprecratedKey = t.DEPRECATED_KEYS[nodeType];
 
@@ -106,3 +90,3 @@ if (deprecratedKey) {
       } else {
-        visitor[alias] = (0, _clone().default)(fns);
+        visitor[alias] = (0, _clone.default)(fns);
       }
@@ -134,3 +118,3 @@ }
 
-    if (t().TYPES.indexOf(nodeType) < 0) {
+    if (t.TYPES.indexOf(nodeType) < 0) {
       throw new Error(`You gave us a visitor for the node type ${nodeType} but it's not a valid type`);
@@ -137,0 +121,0 @@ }

package.json

 {
   "name": "@babel/traverse",
-  "version": "7.6.2",
+  "version": "7.6.3",
   "description": "The Babel Traverse module maintains the overall tree state, and is responsible for replacing, removing, and adding nodes",
@@ -15,7 +15,7 @@ "author": "Sebastian McKenzie <[e-mail]>",
     "@babel/code-frame": "^7.5.5",
-    "@babel/generator": "^7.6.2",
+    "@babel/generator": "^7.6.3",
     "@babel/helper-function-name": "^7.1.0",
     "@babel/helper-split-export-declaration": "^7.4.4",
-    "@babel/parser": "^7.6.2",
-    "@babel/types": "^7.6.0",
+    "@babel/parser": "^7.6.3",
+    "@babel/types": "^7.6.3",
     "debug": "^4.1.0",
@@ -28,3 +28,3 @@ "globals": "^11.1.0",
   },
-  "gitHead": "b9cb4af953afb1a5aeed9b18526192ab15bb45c1"
+  "gitHead": "d329156ebc17da01382acb83e212cb4328534ebc"
 }

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Worsened metrics

Total package byte prevSize

151889

decreased by-1.99%

Lines of code

4236

decreased by-4.01%

Dependency changes

• Updated@babel/generator@^7.6.3

• Updated@babel/parser@^7.6.3

• Updated@babel/types@^7.6.3