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159 lines
3.4 KiB
159 lines
3.4 KiB
## 3.3.0 (2016-07-25) |
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### Bug fixes |
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Fix bug in tokenizing of regexp operator after a function declaration. |
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Fix parser crash when parsing an array pattern with a hole. |
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### New features |
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Implement check against complex argument lists in functions that |
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enable strict mode in ES7. |
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## 3.2.0 (2016-06-07) |
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### Bug fixes |
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Improve handling of lack of unicode regexp support in host |
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environment. |
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Properly reject shorthand properties whose name is a keyword. |
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Don't crash when the loose parser is called without options object. |
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### New features |
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Visitors created with `visit.make` now have their base as _prototype_, |
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rather than copying properties into a fresh object. |
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Make it possible to use `visit.ancestor` with a walk state. |
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## 3.1.0 (2016-04-18) |
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### Bug fixes |
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Fix issue where the loose parser created invalid TemplateElement nodes |
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for unclosed template literals. |
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Properly tokenize the division operator directly after a function |
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expression. |
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Allow trailing comma in destructuring arrays. |
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### New features |
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The walker now allows defining handlers for `CatchClause` nodes. |
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## 3.0.4 (2016-02-25) |
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### Fixes |
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Allow update expressions as left-hand-side of the ES7 exponential |
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operator. |
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## 3.0.2 (2016-02-10) |
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### Fixes |
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Fix bug that accidentally made `undefined` a reserved word when |
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parsing ES7. |
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## 3.0.0 (2016-02-10) |
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### Breaking changes |
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The default value of the `ecmaVersion` option is now 6 (used to be 5). |
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Support for comprehension syntax (which was dropped from the draft |
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spec) has been removed. |
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### Fixes |
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`let` and `yield` are now “contextual keywords”, meaning you can |
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mostly use them as identifiers in ES5 non-strict code. |
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A parenthesized class or function expression after `export default` is |
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now parsed correctly. |
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### New features |
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When `ecmaVersion` is set to 7, Acorn will parse the exponentiation |
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operator (`**`). |
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The identifier character ranges are now based on Unicode 8.0.0. |
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Plugins can now override the `raiseRecoverable` method to override the |
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way non-critical errors are handled. |
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## 2.7.0 (2016-01-04) |
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### Fixes |
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Stop allowing rest parameters in setters. |
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Make sure the loose parser always attaches a `local` property to |
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`ImportNamespaceSpecifier` nodes. |
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Disallow `y` rexexp flag in ES5. |
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Disallow `\00` and `\000` escapes in strict mode. |
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Raise an error when an import name is a reserved word. |
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## 2.6.4 (2015-11-12) |
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### Fixes |
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Fix crash in loose parser when parsing invalid object pattern. |
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### New features |
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Support plugins in the loose parser. |
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## 2.6.2 (2015-11-10) |
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### Fixes |
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Don't crash when no options object is passed. |
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## 2.6.0 (2015-11-09) |
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### Fixes |
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Add `await` as a reserved word in module sources. |
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Disallow `yield` in a parameter default value for a generator. |
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Forbid using a comma after a rest pattern in an array destructuring. |
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### New features |
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Support parsing stdin in command-line tool. |
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## 2.5.2 (2015-10-27) |
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### Fixes |
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Fix bug where the walker walked an exported `let` statement as an |
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expression. |
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## 2.5.0 (2015-10-27) |
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### Fixes |
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Fix tokenizer support in the command-line tool. |
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In the loose parser, don't allow non-string-literals as import |
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sources. |
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Stop allowing `new.target` outside of functions. |
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Remove legacy `guard` and `guardedHandler` properties from try nodes. |
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Stop allowing multiple `__proto__` properties on an object literal in |
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strict mode. |
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Don't allow rest parameters to be non-identifier patterns. |
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Check for duplicate paramter names in arrow functions.
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