uglify-es - npm Package Compare versions

Comparing version 3.1.4 to 3.1.5

lib/ast.js

@@ -1045,3 +1045,3 @@ /***********************************************************************
     $documentation: "The `super` symbol",
-}, AST_Symbol);
+}, AST_This);
 
@@ -1048,0 +1048,0 @@ var AST_Constant = DEFNODE("Constant", null, {

lib/output.js

@@ -1688,5 +1688,2 @@ /***********************************************************************
     });
-    DEFPRINT(AST_SymbolDeclaration, function(self, output){
-        self._do_print(output);
-    });
     DEFPRINT(AST_Hole, noop);
@@ -1693,0 +1690,0 @@ DEFPRINT(AST_This, function(self, output){

package.json

@@ -7,3 +7,3 @@ {
   "license": "BSD-2-Clause",
-  "version": "3.1.4",
+  "version": "3.1.5",
   "engines": {
@@ -10,0 +10,0 @@ "node": ">=0.8.0"

README.md

@@ -607,3 +607,3 @@ uglify-es
 
-- `arrows` (default `true`) -- Converts `()=>{return x}` to `()=>x`. Class
+- `arrows` (default: `true`) -- Converts `()=>{return x}` to `()=>x`. Class
   and object literal methods will also be converted to arrow expressions if
@@ -626,4 +626,4 @@ the resultant code is shorter: `m(){return x}` becomes `m:()=>x`.
 
-- `computed_props` -- default `true`. Transforms constant computed properties
-  into regular ones: `{["computed"]: 1}` is converted into `{computed: 1}`.
+- `computed_props` (default: `true`) -- Transforms constant computed properties
+  into regular ones: `{["computed"]: 1}` is converted to `{computed: 1}`.
 
@@ -642,3 +642,3 @@ - `conditionals` (default: `true`) -- apply optimizations for `if`-s and conditional
 
-- `ecma` -- default `5`. Pass `6` or greater to enable `compress` options that
+- `ecma` (default: `5`) -- Pass `6` or greater to enable `compress` options that
   will transform ES5 code into smaller ES6+ equivalent forms.
@@ -668,2 +668,6 @@
 
+- `keep_fnames` (default: `false`) -- Pass `true` to prevent the
+  compressor from discarding function names.  Useful for code relying on
+  `Function.prototype.name`. See also: the `keep_fnames` [mangle option](#mangle).
+
 - `keep_infinity` (default: `false`) -- default `false`. Pass `true` to prevent `Infinity` from
@@ -733,3 +737,5 @@ being compressed into `1/0`, which may cause performance issues on Chrome.
 
-- `unsafe_arrows` (default `false`) -- Convert ES5 style anonymous function
+- `unsafe` (default: `false`) -- apply "unsafe" transformations (discussion below)
+
+- `unsafe_arrows` (default: `false`) -- Convert ES5 style anonymous function
   expressions to arrow functions if the function body does not reference `this`.
@@ -747,4 +753,2 @@ Note: it is not always safe to perform this conversion if code relies on the
 
-- `unsafe` (default: `false`) -- apply "unsafe" transformations (discussion below)
-
 - `unsafe_Func` (default: `false`) -- compress and mangle `Function(args, code)`
@@ -756,2 +760,9 @@ when both `args` and `code` are string literals.
 
+- `unsafe_methods` (default: false) -- Converts `{ m: function(){} }` to
+  `{ m(){} }`. `ecma` must be set to `6` or greater to enable this transform.
+  If `unsafe_methods` is a RegExp then key/value pairs with keys matching the
+  RegExp will be converted to concise methods.
+  Note: if enabled there is a risk of getting a "`<method name>` is not a
+  constructor" TypeError should any code try to `new` the former function.
+
 - `unsafe_proto` (default: `false`) -- optimize expressions like
@@ -771,4 +782,11 @@ `Array.prototype.slice.call(a)` into `[].slice.call(a)`
 
+- `eval` (default `false`). Pass `true` to mangle names visible in scopes
+  where `eval` or `with` are used.
+
 - `keep_classnames` (default `false`).  Pass `true` to not mangle class names.
 
+- `keep_fnames` (default `false`).  Pass `true` to not mangle function names.
+  Useful for code relying on `Function.prototype.name`. See also: the `keep_fnames`
+  [compress option](#compress-options).
+
 - `reserved` (default `[]`). Pass an array of identifiers that should be
@@ -780,5 +798,2 @@ excluded from mangling. Example: `["foo", "bar"]`.
 
-- `eval` (default `false`). Pass `true` to mangle names visible in scopes
-  where `eval` or `with` are used.
-
 - `safari10` (default `false`). Pass `true` to work around the Safari 10 loop
@@ -785,0 +800,0 @@ iterator [bug](https://bugs.webkit.org/show_bug.cgi?id=171041)

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Improved metrics

Total package byte prevSize

700586

increased by0.07%

Number of lines in readme file

1129

increased by1.35%

Worsened metrics

Lines of code

18153

decreased by-0.07%

No dependency changes