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2016-05-24Optimize if_return for single if/return cases.kzc
Fixes #1089
2016-05-24Completely allow evaluating -0Richard van Velzen
2016-05-17Never produce -0 when evaluating expressions (like -"")Richard van Velzen
Fix for #1085. The major case was already there, but more expressions can result in -0.
2016-05-15Simplify iife `new` fixkzc
as suggested by @rvanvelzen. Added a test for IIFEs in nested contexts.
2016-05-09Do not apply negate_iife optimization to `new` expressionkzc
2016-05-04Retain comments before AST_Constants during mangle.kzc
2016-05-04Handle CR line endings in comments.kzc
Fixes #1050
2016-04-23Hoist functions when reversing if (x) return; ... vs. if (!x) ...Richard van Velzen
Fixes #1052
2016-04-19Add `passes` compress option. Fix duplicate compress warnings.kzc
2016-04-16Parse comments without recursion to avoid RangeError.kzc
Fixes #993
2016-04-13Prevent endless recursion when evaluating self-referencing constsRichard van Velzen
Fix #1041
2016-04-12Actually limit sequence length.Mihai Bazon
Fix #1038
2016-04-11Fix warnings for referenced non-hoisted functions.kzc
Fixes #1034 Also added `expect_warnings` functionality to test framework.
2016-04-07Simplify member(name, array) implementation.kzc
2016-04-07Avoid using inherited hasOwnPropertyMihai Bazon
Fix #1031
2016-04-02Optimize ternaries with boolean consequent or alternative.kzc
Fixes #511
2016-03-28Speedup `unused` compress option for already minified codekzc
Fixes: #321 #917 #1022
2016-03-24Merge pull request #1011 from kzc/dont-produce-let-in-mangleMihai Bazon
Do not produce `let` as a variable name in mangle.
2016-03-24Escape all ASCII control characters within strings when using ascii_only.kzc
Fixes #1017. Tab characters within strings are now output as `\t` in all output modes.
2016-03-15Do not produce `let` as a variable name in mangle.kzc
Would previously occur in large generated functions with 21,000+ variables. Fixes #986.
2016-03-14Fix: Uglified Number.prototype functions on big numbersphilippsimon
2016-02-27#877 Ignore mangle sort optionkzc
2016-02-22boolean_expression ? true : false --> boolean_expressionkzc
2016-02-21Take operator || precendence into account for AST_If optimization.kzc
Fixes #979.
2016-02-17preserve ThisBinding for side_effectsalexlamsl
2016-02-16Don't compress (0, eval)() to eval()Richard van Velzen
2016-02-16Preserve ThisBinding in conditionals & collapse_varsalexlamsl
Fixes #973
2016-02-10Revert "using the original sourcemap as the base"sergeyv
This reverts commit ad18689d926d25c7a25b95c630c2ad05b7b5f5b5. Reason for revert: introduce issue #882 Currently, generated sourcemap contains copy of all existing mappings and adds new mappings from uglified code to original one. However, previous mapping are no longer valid and shouldn't be added.
2016-01-29collapse_vars: avoid replacement across AST_Case nodes to be on safe side ↵kzc
even though no issues seen.
2016-01-28collapse_vars: fix if/else and ternary operator side effectskzc
2016-01-28collapse_vars: fix bug in repeated var defs of same namekzc
2016-01-27fix bug in collapse_vars for right side of "||" and "&&"kzc
2016-01-27Collapse single use var definitionskzc
Fix #721
2016-01-27Add start/end in the `arguments` definitionMihai Bazon
(keeps my https://github.com/mishoo/jsinfo.el working)
2016-01-20Merge pull request #928 from STRML/constPragmaRichard van Velzen
Mark vars with /** @const */ pragma as consts so they can be eliminated.
2016-01-20Tighten up @const regex.Samuel Reed
2016-01-20Simplify by skipping extra tree walk.Samuel Reed
2016-01-20Use TreeWalker for more accurate @const results and update testsSamuel Reed
2016-01-19Mark vars with /** @const */ pragma as consts so they can be eliminated.Samuel Reed
Fixes older browser support for consts and allows more flexibility in dead code removal.
2016-01-19Allow operator names as getters/settersAnthony Van de Gejuchte
Fixes #919 Fix provided by @kzc
2016-01-19Add some tests for comment-filters through apiAnthony Van de Gejuchte
Also never bother comment options to filter comment5/shebang comments as they have their custom filter.
2016-01-14Never mangle arguments and keep them in their scopeAnthony Van de Gejuchte
Fixes #892 Helped-by: kzc
2016-01-14Merge pull request #905 from avdg/unit-testsRichard van Velzen
Add unit tests
2016-01-05Fix hoisting the var in ForInMihai Bazon
Close #913
2015-12-27Fix ch that could contain other newline charactersAnthony Van de Gejuchte
2015-12-26Do not allow newlines in string literalsAnthony Van de Gejuchte
2015-12-26Merge pull request #874 from kzc/fix-conditionalsRichard van Velzen
#873 Fix `conditionals` optimizations with default compress options
2015-12-17Semicolon after do...while statement is optionalAnthony Van de Gejuchte
2015-11-24#873 Fix `conditionals` optimizations with default compress optionskzc
2015-11-16Fix endless loopMihai Bazon
Close #866