6to5 - npm Package Compare versions

Comparing version 3.6.0 to 3.6.1

lib/6to5/transformation/file.js

@@ -281,3 +281,3 @@ "use strict";
   if (!id) {
-    id = this.dynamicImportIds[name] = this.generateUidIdentifier(name);
+    id = this.dynamicImportIds[name] = this.scope.generateUidIdentifier(name);
 
@@ -316,3 +316,3 @@ var specifiers = [t.importSpecifier(t.identifier("default"), id)];
     ref._compact = true;
-    var uid = this.generateUidIdentifier(name);
+    var uid = this.scope.generateUidIdentifier(name);
     this.scope.push({
@@ -448,28 +448,1 @@ key: name,
 };
-
-File.prototype.generateUid = function (name, scope) {
-  name = t.toIdentifier(name).replace(/^_+/, "");
-
-  scope = scope || this.scope;
-
-  var uid;
-  var i = 0;
-  do {
-    uid = this._generateUid(name, i);
-    i++;
-  } while (scope.hasBinding(uid) || scope.hasGlobal(uid));
-  return uid;
-};
-
-File.prototype.generateUidIdentifier = function (name, scope) {
-  scope = scope || this.scope;
-  var id = t.identifier(this.generateUid(name, scope));
-  scope.getFunctionParent().registerBinding("uid", id);
-  return id;
-};
-
-File.prototype._generateUid = function (name, i) {
-  var id = name;
-  if (i > 1) id += i;
-  return "_" + id;
-};

lib/6to5/transformation/helpers/build-react-transformer.js

@@ -49,2 +49,7 @@ "use strict";
       var value = node.value || t.literal(true);
+
+      if (t.isLiteral(value) && isString(value.value)) {
+        value.value = value.value.replace(/\n\s+/g, " ");
+      }
+
       return t.inherits(t.property("init", node.name, value), node);
@@ -51,0 +56,0 @@ }

lib/6to5/transformation/helpers/replace-supers.js

@@ -146,3 +146,3 @@ "use strict";
   } else {
-    var ref = this.topLevelThisReference = this.file.generateUidIdentifier("this");
+    var ref = this.topLevelThisReference = this.scope.generateUidIdentifier("this");
     this.methodNode.value.body.body.unshift(t.variableDeclaration("var", [
@@ -149,0 +149,0 @@ t.variableDeclarator(this.topLevelThisReference, t.thisExpression())

lib/6to5/transformation/modules/_default.js

@@ -12,4 +12,5 @@ "use strict";
 function DefaultFormatter(file) {
-  this.file = file;
-  this.ids  = object();
+  this.scope = file.scope;
+  this.file  = file;
+  this.ids   = object();
 
@@ -216,5 +217,2 @@ this.hasNonDefaultExports = false;
 DefaultFormatter.prototype.exportSpecifier = function (specifier, node, nodes) {
-  var inherits = false;
-  if (node.specifiers.length === 1) inherits = node;
-
   if (node.source) {
@@ -221,0 +219,0 @@ var ref = this.getExternalReference(node, nodes);

lib/6to5/transformation/modules/amd.js

@@ -73,3 +73,3 @@ "use strict";
 AMDFormatter.prototype._getExternalReference = function (node) {
-  return this.file.generateUidIdentifier(node.source.value);
+  return this.scope.generateUidIdentifier(node.source.value);
 };
@@ -76,0 +76,0 @@

lib/6to5/transformation/modules/common.js

@@ -96,3 +96,3 @@ "use strict";
   if (this.localImportOccurences[source] > 1) {
-    var uid = this.file.generateUidIdentifier(source);
+    var uid = this.scope.generateUidIdentifier(source);
     nodes.push(t.variableDeclaration("var", [
@@ -99,0 +99,0 @@ t.variableDeclarator(uid, call)

lib/6to5/transformation/modules/system.js

@@ -15,3 +15,3 @@ "use strict";
 function SystemFormatter(file) {
-  this.exportIdentifier = file.generateUidIdentifier("export");
+  this.exportIdentifier = file.scope.generateUidIdentifier("export");
   this.noInteropRequireExport = true;
@@ -33,3 +33,3 @@ this.noInteropRequireImport = true;
 SystemFormatter.prototype.buildExportsWildcard = function (objectIdentifier, node) {
-  var leftIdentifier = this.file.generateUidIdentifier("key");
+  var leftIdentifier = this.scope.generateUidIdentifier("key");
   var valIdentifier  = t.memberExpression(objectIdentifier, leftIdentifier, true);
@@ -36,0 +36,0 @@

lib/6to5/transformation/transformers/es6/classes.js

@@ -38,3 +38,3 @@ "use strict";
  * @param {Scope} scope
- * @param {Boolean} closure
+ * @param {Boolean} isStatement
  */
@@ -103,4 +103,3 @@
     if (!t.isIdentifier(superName)) {
-      var superRef = this.scope.generateUidBasedOnNode(superName, this.file);
-      superName = superRef;
+      superName = this.scope.generateUidBasedOnNode(superName, this.file);
     }
@@ -212,3 +211,3 @@
 /**
- * Push a method to it's respective mutatorMap.
+ * Push a method to its respective mutatorMap.
  *
@@ -215,0 +214,0 @@ * @param {Node} node MethodDefinition

lib/6to5/transformation/transformers/es6/constants.js

@@ -13,2 +13,4 @@ "use strict";
     if (t.isAssignmentExpression(node) || t.isUpdateExpression(node)) {
+      if (t.isMemberExpression(node.left || node.argument)) return;
+
       var ids = t.getBindingIdentifiers(node);
@@ -15,0 +17,0 @@

lib/6to5/transformation/transformers/es6/for-of.js

@@ -21,3 +21,3 @@ "use strict";
 
-  // ensure that it's a block so we can take all it's statemetns
+  // ensure that it's a block so we can take all its statements
   t.ensureBlock(node);
@@ -24,0 +24,0 @@

lib/6to5/transformation/transformers/minification/dead-code-elimination.js

@@ -6,3 +6,4 @@ var t = require("../../../types");
 exports.ExpressionStatement = function (node) {
-  // remove consequenceless expressions such as local variables and literals
+  // remove consequence-less expressions such as local variables and literals
+  // note: will remove directives
   //
@@ -37,3 +38,3 @@ //   var foo = true; foo; -> var foo = true;
     if (t.isLiteral(test) && test.value) {
-      return alternate;
+      return consequent;
     }
@@ -71,4 +72,3 @@
 
-    if (t.blockStatement(consequent) && !consequent.body.length &&
-        t.isBlockStatement(alternate) && alternate.body.length) {
+    if (t.blockStatement(consequent) && !consequent.body.length && t.isBlockStatement(alternate) && alternate.body.length) {
       node.consequent = node.alternate;
@@ -75,0 +75,0 @@ node.alternate  = null;

lib/6to5/transformation/transformers/playground/method-binding.js

@@ -29,3 +29,3 @@ "use strict";
 
-exports.BindFunctionExpression = function (node, parent, scope, file) {
+exports.BindFunctionExpression = function (node, parent, scope) {
   var buildCall = function (args) {
@@ -38,3 +38,3 @@ var param = scope.generateUidIdentifier("val");
 
-  var temp = scope.generateTemp(file, "args");
+  var temp = scope.generateTemp("args");
 
@@ -41,0 +41,0 @@ return t.sequenceExpression([

lib/6to5/traversal/scope.js

@@ -53,8 +53,7 @@ "use strict";
  *
- * @param {File} file
  * @param {String} [name="temp"]
  */
 
-Scope.prototype.generateTemp = function (file, name) {
-  var id = file.generateUidIdentifier(name || "temp", this);
+Scope.prototype.generateTemp = function (name) {
+  var id = this.generateUidIdentifier(name || "temp");
   this.push({
@@ -74,5 +73,31 @@ key: id.name,
 Scope.prototype.generateUidIdentifier = function (name) {
-  return this.file.generateUidIdentifier(name, this);
+  var id = t.identifier(this.generateUid(name));
+  this.getFunctionParent().registerBinding("uid", id);
+  return id;
 };
 
+/**
+ * Description
+ *
+ * @param {String} name
+ */
+
+Scope.prototype.generateUid = function (name) {
+  name = t.toIdentifier(name).replace(/^_+/, "");
+
+  var uid;
+  var i = 0;
+  do {
+    uid = this._generateUid(name, i);
+    i++;
+  } while (this.hasBinding(uid) || this.hasGlobal(uid));
+  return uid;
+};
+
+Scope.prototype._generateUid = function (name, i) {
+  var id = name;
+  if (i > 1) id += i;
+  return "_" + id;
+};
+
 /*
@@ -116,3 +141,3 @@ * Description
 
-  return this.file.generateUidIdentifier(id, this);
+  return this.generateUidIdentifier(id);
 };
@@ -147,3 +172,3 @@
 
-  if (local.kind === "let" || local.kind === "const") {
+  if (local.kind === "let" || local.kind === "const" || local.kind === "module") {
     throw this.file.errorWithNode(id, messages.get("scopeDuplicateDeclaration", name), TypeError);
@@ -192,12 +217,24 @@ }
 
-  if (t.isCallExpression(target)) {
-    // todo: resolve this to a return type
+  if (t.isArrayExpression(target)) {
+    return t.genericTypeAnnotation(t.identifier("Array"));
   }
 
-  if (t.isMemberExpression(target)) {
-    // todo: crawl this and find the correct type, bail on anything that we cannot possibly be 100% confident on
+  if (t.isObjectExpression(target)) {
+    return;
   }
 
+  if (t.isLiteral(target)) {
+    return;
+  }
+
+  if (t.isCallExpression(target) && t.isIdentifier(target.callee)) {
+    var funcInfo = this.getBindingInfo(target.callee.name);
+    if (funcInfo) {
+      var funcNode = funcInfo.node;
+      return !funcInfo.reassigned && t.isFunction(funcNode) && node.returnType;
+    }
+  }
+
   if (t.isIdentifier(target)) {
-    // todo
+    return;
   }
@@ -225,3 +262,8 @@ };
 
-Scope.prototype.getTypeAnnotation = function (key, id, node) {
+Scope.prototype.getTypeAnnotation = function (name, id, node) {
+  var info = {
+    annotation: null,
+    inferred: false
+  };
+
   var type;
@@ -234,2 +276,3 @@
   if (!type) {
+    info.inferred = true;
     type = this.inferType(node);
@@ -240,4 +283,6 @@ }
     if (t.isTypeAnnotation(type)) type = type.typeAnnotation;
-    return type;
+    info.annotation = type;
   }
+
+  return info;
 };
@@ -295,3 +340,10 @@
     var info = this.getBindingInfo(name);
-    if (info) info.reassigned = true;
+    if (info) {
+      info.reassigned = true;
+
+      if (info.typeAnnotationInferred) {
+        // destroy the inferred typeAnnotation
+        info.typeAnnotation = null;
+      }
+    }
   }
@@ -310,8 +362,12 @@ };
 
+    var typeInfo = this.getTypeAnnotation(name, id, node);
+
     this.bindings[name] = {
-      typeAnnotation: this.getTypeAnnotation(name, id, node),
-      reassigned:     false,
-      identifier:     id,
-      scope:          this,
-      kind:           kind
+      typeAnnotationInferred: typeInfo.inferred,
+      typeAnnotation:         typeInfo.annotation,
+      reassigned:             false,
+      identifier:             id,
+      scope:                  this,
+      node:                   node,
+      kind:                   kind
     };
@@ -318,0 +374,0 @@ }

lib/6to5/types/alias-keys.json

@@ -25,2 +25,5 @@ {
 
+  "ImportSpecifier": ["ModuleSpecifier"],
+  "ExportSpecifier": ["ModuleSpecifier"],
+
   "BlockStatement": ["Statement", "Scopable"],
@@ -27,0 +30,0 @@ "Program":        ["Scopable"],

lib/6to5/types/index.js

@@ -406,3 +406,3 @@ "use strict";
  * @param {Object} node
- * @param {String} key
+ * @param {String=} key
  */
@@ -422,3 +422,3 @@
  *
- * @param {String} match Dot delimetered string
+ * @param {String} match Dot-delimited string
  * @param {Boolean} [allowPartial] Allow a partial match
@@ -595,2 +595,4 @@ * @returns {Function}
       ids[id.name] = id;
+    } else if (t.isImportSpecifier(id)) {
+      search.push(id.name || id.id);
     } else if (t.isExportDeclaration(id)) {
@@ -614,4 +616,2 @@ if (t.isDeclaration(node.declaration)) {
   ImportBatchSpecifier: ["name"],
-  ImportSpecifier: ["name", "id"],
-  ExportSpecifier: ["name", "id"],
   VariableDeclarator: ["id"],
@@ -618,0 +618,0 @@ FunctionDeclaration: ["id"],

lib/6to5/util.js

@@ -91,2 +91,3 @@ "use strict";
     if (t.isIdentifier(node) && has(nodes, node.name)) {
+      this.skip();
       return nodes[node.name];
@@ -93,0 +94,0 @@ }

package.json

 {
   "name": "6to5",
   "description": "Turn ES6 code into readable vanilla ES5 with source maps",
-  "version": "3.6.0",
+  "version": "3.6.1",
   "author": "Sebastian McKenzie <[e-mail]>",
@@ -36,3 +36,3 @@ "homepage": "https://6to5.org/",
   "dependencies": {
-    "acorn-6to5": "0.11.1-29",
+    "acorn-6to5": "0.11.1-30",
     "ast-types": "~0.6.1",
@@ -62,3 +62,3 @@ "chalk": "^0.5.1",
   "devDependencies": {
-    "6to5": "3.5.3",
+    "6to5": "3.6.0",
     "browserify": "8.1.1",
@@ -65,0 +65,0 @@ "chai": "1.10.0",

runtime.js

@@ -1,1 +0,1 @@
-(function(global){var to5Runtime=global.to5Runtime={};to5Runtime.inherits=function(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null){throw new TypeError("Super expression must either be null or a function, not "+typeof superClass)}subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});if(superClass)subClass.__proto__=superClass};to5Runtime.defaults=function(obj,defaults){var keys=Object.getOwnPropertyNames(defaults);for(var i=0;i<keys.length;i++){var key=keys[i];var value=Object.getOwnPropertyDescriptor(defaults,key);if(value&&value.configurable&&obj[key]===undefined){Object.defineProperty(obj,key,value)}}return obj};to5Runtime.prototypeProperties=function(child,staticProps,instanceProps){if(staticProps)Object.defineProperties(child,staticProps);if(instanceProps)Object.defineProperties(child.prototype,instanceProps)};to5Runtime.applyConstructor=function(Constructor,args){var instance=Object.create(Constructor.prototype);var result=Constructor.apply(instance,args);return result!=null&&(typeof result=="object"||typeof result=="function")?result:instance};to5Runtime.taggedTemplateLiteral=function(strings,raw){return Object.freeze(Object.defineProperties(strings,{raw:{value:Object.freeze(raw)}}))};to5Runtime.taggedTemplateLiteralLoose=function(strings,raw){strings.raw=raw;return strings};to5Runtime.interopRequire=function(obj){return obj&&obj.__esModule?obj.default:obj};to5Runtime.toArray=function(arr){return Array.isArray(arr)?arr:Array.from(arr)};to5Runtime.toConsumableArray=function(arr){if(Array.isArray(arr)){for(var i=0,arr2=Array(arr.length);i<arr.length;i++)arr2[i]=arr[i];return arr2}else{return Array.from(arr)}};to5Runtime.slicedToArray=function(arr,i){if(Array.isArray(arr)){return arr}else{var _arr=[];for(var _iterator=arr[Symbol.iterator](),_step;!(_step=_iterator.next()).done;){_arr.push(_step.value);if(i&&_arr.length===i)break}return _arr}};to5Runtime.objectWithoutProperties=function(obj,keys){var target={};for(var i in obj){if(keys.indexOf(i)>=0)continue;if(!Object.prototype.hasOwnProperty.call(obj,i))continue;target[i]=obj[i]}return target};to5Runtime.hasOwn=Object.prototype.hasOwnProperty;to5Runtime.slice=Array.prototype.slice;to5Runtime.bind=Function.prototype.bind;to5Runtime.defineProperty=function(obj,key,value){return Object.defineProperty(obj,key,{value:value,enumerable:true,configurable:true,writable:true})};to5Runtime.asyncToGenerator=function(fn){return function(){var gen=fn.apply(this,arguments);return new Promise(function(resolve,reject){var callNext=step.bind(null,"next");var callThrow=step.bind(null,"throw");function step(key,arg){try{var info=gen[key](arg);var value=info.value}catch(error){reject(error);return}if(info.done){resolve(value)}else{Promise.resolve(value).then(callNext,callThrow)}}callNext()})}};to5Runtime.interopRequireWildcard=function(obj){return obj&&obj.__esModule?obj:{"default":obj}};to5Runtime._typeof=function(obj){return obj&&obj.constructor===Symbol?"symbol":typeof obj};to5Runtime._extends=Object.assign||function(target){for(var i=1;i<arguments.length;i++){var source=arguments[i];for(var key in source){if(Object.prototype.hasOwnProperty.call(source,key)){target[key]=source[key]}}}return target};to5Runtime.get=function get(object,property,receiver){var desc=Object.getOwnPropertyDescriptor(object,property);if(desc===undefined){var parent=Object.getPrototypeOf(object);if(parent===null){return undefined}else{return get(parent,property,receiver)}}else if("value"in desc&&desc.writable){return desc.value}else{var getter=desc.get;if(getter===undefined){return undefined}return getter.call(receiver)}};to5Runtime.set=function set(object,property,value,receiver){var desc=Object.getOwnPropertyDescriptor(object,property);if(desc===undefined){var parent=Object.getPrototypeOf(object);if(parent!==null){return set(parent,property,value,receiver)}}else if("value"in desc&&desc.writable){return desc.value=value}else{var setter=desc.set;if(setter!==undefined){return setter.call(receiver,value)}}};to5Runtime.classCallCheck=function(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError("Cannot call a class as a function")}};to5Runtime.objectDestructuringEmpty=function(obj){if(obj==null)throw new TypeError("Cannot destructure undefined")};to5Runtime.temporalUndefined={};to5Runtime.temporalAssertDefined=function(val,name,undef){if(val===undef){throw new ReferenceError(name+" is not defined - 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+(function(global){var to5Runtime=global.to5Runtime={};to5Runtime.inherits=function(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null){throw new TypeError("Super expression must either be null or a function, not "+typeof superClass)}subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});if(superClass)subClass.__proto__=superClass};to5Runtime.defaults=function(obj,defaults){var keys=Object.getOwnPropertyNames(defaults);for(var i=0;i<keys.length;i++){var key=keys[i];var value=Object.getOwnPropertyDescriptor(defaults,key);if(value&&value.configurable&&obj[key]===undefined){Object.defineProperty(obj,key,value)}}return obj};to5Runtime.prototypeProperties=function(child,staticProps,instanceProps){if(staticProps)Object.defineProperties(child,staticProps);if(instanceProps)Object.defineProperties(child.prototype,instanceProps)};to5Runtime.applyConstructor=function(Constructor,args){var instance=Object.create(Constructor.prototype);var result=Constructor.apply(instance,args);return result!=null&&(typeof result=="object"||typeof result=="function")?result:instance};to5Runtime.taggedTemplateLiteral=function(strings,raw){return Object.freeze(Object.defineProperties(strings,{raw:{value:Object.freeze(raw)}}))};to5Runtime.taggedTemplateLiteralLoose=function(strings,raw){strings.raw=raw;return strings};to5Runtime.interopRequire=function(obj){return obj&&obj.__esModule?obj.default:obj};to5Runtime.toArray=function(arr){return Array.isArray(arr)?arr:Array.from(arr)};to5Runtime.toConsumableArray=function(arr){if(Array.isArray(arr)){for(var i=0,arr2=Array(arr.length);i<arr.length;i++)arr2[i]=arr[i];return arr2}else{return Array.from(arr)}};to5Runtime.slicedToArray=function(arr,i){if(!arr||!arr[Symbol.iterator]){throw new TypeError("Invalid attempt to destructure non-iterable instance")}else if(Array.isArray(arr)){return arr}else{var _arr=[];for(var _iterator=arr[Symbol.iterator](),_step;!(_step=_iterator.next()).done;){_arr.push(_step.value);if(i&&_arr.length===i)break}return _arr}};to5Runtime.objectWithoutProperties=function(obj,keys){var target={};for(var i in obj){if(keys.indexOf(i)>=0)continue;if(!Object.prototype.hasOwnProperty.call(obj,i))continue;target[i]=obj[i]}return target};to5Runtime.hasOwn=Object.prototype.hasOwnProperty;to5Runtime.slice=Array.prototype.slice;to5Runtime.bind=Function.prototype.bind;to5Runtime.defineProperty=function(obj,key,value){return Object.defineProperty(obj,key,{value:value,enumerable:true,configurable:true,writable:true})};to5Runtime.asyncToGenerator=function(fn){return function(){var gen=fn.apply(this,arguments);return new Promise(function(resolve,reject){var callNext=step.bind(null,"next");var callThrow=step.bind(null,"throw");function step(key,arg){try{var info=gen[key](arg);var value=info.value}catch(error){reject(error);return}if(info.done){resolve(value)}else{Promise.resolve(value).then(callNext,callThrow)}}callNext()})}};to5Runtime.interopRequireWildcard=function(obj){return obj&&obj.__esModule?obj:{"default":obj}};to5Runtime._typeof=function(obj){return obj&&obj.constructor===Symbol?"symbol":typeof obj};to5Runtime._extends=Object.assign||function(target){for(var i=1;i<arguments.length;i++){var source=arguments[i];for(var key in source){if(Object.prototype.hasOwnProperty.call(source,key)){target[key]=source[key]}}}return target};to5Runtime.get=function get(object,property,receiver){var desc=Object.getOwnPropertyDescriptor(object,property);if(desc===undefined){var parent=Object.getPrototypeOf(object);if(parent===null){return undefined}else{return get(parent,property,receiver)}}else if("value"in desc&&desc.writable){return desc.value}else{var getter=desc.get;if(getter===undefined){return undefined}return getter.call(receiver)}};to5Runtime.set=function set(object,property,value,receiver){var desc=Object.getOwnPropertyDescriptor(object,property);if(desc===undefined){var parent=Object.getPrototypeOf(object);if(parent!==null){return set(parent,property,value,receiver)}}else if("value"in desc&&desc.writable){return desc.value=value}else{var setter=desc.set;if(setter!==undefined){return setter.call(receiver,value)}}};to5Runtime.classCallCheck=function(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError("Cannot call a class as a function")}};to5Runtime.objectDestructuringEmpty=function(obj){if(obj==null)throw new TypeError("Cannot destructure undefined")};to5Runtime.temporalUndefined={};to5Runtime.temporalAssertDefined=function(val,name,undef){if(val===undef){throw new ReferenceError(name+" is not defined - 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Improved metrics

Total package byte prevSize

1557915

increased by0.44%

Lines of code

13232

increased by0.3%

Dependency changes

• + Addedacorn-6to5@0.11.1-30(transitive)

• - Removedacorn-6to5@0.11.1-29(transitive)

• Updatedacorn-6to5@0.11.1-30