babel/CHANGELOG.md

1.13.12

• Ignore XJSEmptyExpressions in react transformer output.

1.13.11

• Fix util.regexify on falsy values.
• Fix _aliasFunction with rest parameters.
• Export as module.exports instead of exports.default if there are no other ExportDeclarations in commonInterop module formatter.
• Add system module formatter. Thanks @douglasduteil.

1.13.10

• Add support for AssignmentExpression destructuring outside of ExpressionStatement.

1.13.9

• Fix VirtualPropertyExpression visitor keys.

1.13.8

• Only use a single reference in abstract references.

1.13.7

• Upgrade acorn-6to5.
• Add experimental exponentiation operator support.

1.13.6

• Fix experimental object spread/rest helper.

1.13.5

• Upgrade acorn-6to5.
• Add experimental support for object spread/rest.
• Change arguments to array to an additional helper method.

1.13.4

• Fix single spread element returning itself.

1.13.3

• Upgrade acorn-6to5.
• Add experimental support for abstract references.

1.13.2

• Optimise Array.from usage by adding a helper method.
• Upgrade acorn-6to5.

1.13.1

• Fix constructor spread optimisation. Thanks @zloirock.

1.13.0

• Put experimental ES7 features behind a flag --experimental and experimental option.
• Constructor spread performance increase. Thanks @RReverser.
• Use self instead of window in the optional 6to5 runtime. Thanks @RReverser.

1.12.26

• Support computed property destructuring.

1.12.25

• Update acorn-6to5, ast-types, es6-shim, chokidar, estraverse and private.

1.12.24

• Collect references that haven't been declared in scope.

1.12.23

• Fix generator function export hoisting.

1.12.22

• Update fs-readdir-recursive and chokidar.
• Support array destructuring on iterables.
• Make amd module id optional. Thanks @webpro.

1.12.21

• Fix unneccesary let scoping replacement.
• Add commonInterop module formatter. Thanks @Naddiseo.
• Fix return outside of function body bug. Thanks @brentburg.
• Add more flexible option types.

1.12.20

• Append sourceMappingURL when using bin/6to5 and output sourcemaps.

1.12.19

• Add comments option and --remove-comments flag. Thanks @webpro.
• Embed regenerator.

1.12.18

• Use global reference instead of window.

1.12.17

• Add moduleName, sourceRoot and filenameRelative options. Thanks @darvelo.
• Traversal optimisations.

1.12.16

• Fix comments not being retained from MethodDefinition in classes.
• Add temporal dead zone in default parameters.

1.12.15

• Update acorn-6to5.

1.12.14

• Fix duplicate let scoping in functions.
• Make JSX whitespace more React-compliant.
• Add _memberExpressionKeywords transformer that turns keyword identifiers to computed literals.
• Upgrade regenerator-6to5.

1.12.13

• Support duplicate constants within different block scopes.
• Fix for-head duplication testing and replacement.
• Support raw property on tagged template literals.

1.12.12

• Make scope tracker more reliable to handle all edgecases.

1.12.11

• Block scope classes.
• Fix generation of integer Literals in MemberExpression.

1.12.10

• Fix let scoping var hoisting.

1.12.9

• Escape unicode characters when generating string Literals.
• Fix semicolons being output for statements in ExportDeclaration.
• Fix WithStatement missing parenthesis.

1.12.8

• Temporarily forbid AssignmentExpression destructuring outside of ExpressionStatement.

1.12.7

• Update to latest acorn-6to5.

1.12.6

• Update to latest acorn-6to5.

1.12.5

• Fix excessive whitespace trimming resulting in innaccurate sourcemap line.

1.12.4

• Add doc folder for documentation.

1.12.3

• Support generator comprehensions.
• Use Array.from instead of Array.prototype.slice in spread transformer.
• Support spread in NewExpressions.

1.12.2

• Upgrade matcha to 0.6.0 and browserify to 6.3.2.
• Add own trimRight helper instead of relying on the string instance method.
• Support JSX spreads that aren't the first.

1.12.1

• Fix this and arguments mapping in the _aliasFunctions transformer.

1.12.0

• Combine jsx and react transformers to react.
• Update react syntax output to React v0.12.

1.11.15

• Fix JSX literal whitespace generation.

1.11.14

• Avoid using a switch for let-scoping continue and break statements and use an if statement instead.
• Remove excess whitespace and newlines from JSX literals.

1.11.13

• Update regenerator-6to5
• Add support for most escodegen formatting options