Commit Graph

522 Commits

Author SHA1 Message Date
alexlamsl
78cf35f89c Merge branch 'master' into harmony-v3.0.17 2017-06-15 19:01:36 +08:00
Alex Lam S.L
b85a358deb suppress inline of this (#2103)
fixes #2101
2017-06-15 12:14:16 +08:00
kzc
100e18305d first cut of async/await (#2098)
- async arrow functions not yet supported


fixes #1789
2017-06-15 06:15:48 +08:00
alexlamsl
8af362ed57 Merge branch 'master' into harmony-v3.0.16 2017-06-14 17:09:30 +08:00
Alex Lam S.L
68138f2281 fix reduce_vars on AST_Arrow (#2091)
fixes #2090
2017-06-14 16:40:37 +08:00
Alex Lam S.L
2bdc8802dd fix variable accounting in inline (#2085)
fixes #2084
2017-06-13 01:40:14 +08:00
Alex Lam S.L
9c306406f1 fix iteration over object with inherited properties (#2068)
fixes #2055
2017-06-08 03:27:03 +08:00
Alex Lam S.L
9db0695b10 fix cascade on multi-branch evaluations (#2067)
Partially reverts #2059 as this has better coverage and performance.

fixes #2062
2017-06-07 19:52:01 +08:00
Alex Lam S.L
a7971f4e34 fix unused crash with top-level AST_Var (#2066)
fixes #2063
2017-06-07 19:12:35 +08:00
Alex Lam S.L
b9ad53d1ab fix inline handling of AST_Call.args (#2059) 2017-06-06 22:55:25 +08:00
Alex Lam S.L
3493a182b2 implement function inlining (#2053)
- empty body
- single `AST_Return`
- single `AST_SimpleStatement`
- avoid `/*#__PURE__*/`

Miscellaneous
- enhance single-use function substitution

fixes #281
2017-06-06 05:49:53 +08:00
Alex Lam S.L
540220b91b fix AST_Function scope invariance (#2052)
improve function name hack in `run_code()`
2017-06-04 19:27:43 +08:00
kzc
82fefc5d29 fix class expression statements (#2051)
- class expression statements require parentheses
- allow unused class expression statements to be dropped

fixes #1782
closes #1784
2017-06-04 02:45:26 +08:00
kzc
753932b302 drop unused arrow functions (#2050) 2017-06-04 00:20:46 +08:00
alexlamsl
ee5c03f7f1 Merge branch 'master' into harmony-v3.0.15 2017-06-01 18:26:09 +08:00
Alex Lam S.L
ec095ed647 whitelist unsafe evaluate candidates (#2039)
- all arguments may accept constant values
- return constant value
- free of side effects
- available & identical across locales and runtime environments
2017-06-01 04:33:05 +08:00
Alex Lam S.L
17e73121fa enhance unsafe evaluate (#2037) 2017-06-01 00:56:28 +08:00
alexlamsl
c814060b4a Merge branch 'master' into harmony-v3.0.14 2017-05-31 11:42:54 +08:00
Alex Lam S.L
e9645e017f introduce unsafe_Func (#2033)
Separate flag for #203 functionality.
2017-05-31 03:38:00 +08:00
Alex Lam S.L
303293e4aa fix side_effects on AST_Class (#2031)
fixes #2028
2017-05-31 01:44:29 +08:00
Alex Lam S.L
0cc6dedccc fix block elimination (#2023)
fixes #1664
fixes #1672
2017-05-30 14:59:54 +08:00
kzc
ec63588496 fix compress of IIFE with destructuring args (#2022) 2017-05-30 13:17:06 +08:00
Alex Lam S.L
c2e471e3ad fix if_return on block-scoped variables (#2021)
fixes #1317
2017-05-29 18:08:08 +08:00
alexlamsl
520da57fdc Merge branch 'master' into harmony-v3.0.13 2017-05-29 10:58:05 +08:00
Alex Lam S.L
1aa38051fb better fix for #512 & #2010 (#2019)
- remove duplicated functionalities
- fix similar issue with `else`
2017-05-29 10:51:41 +08:00
alexlamsl
94d2aeee89 fix block-scoped function for ES6
fixes #1903
2017-05-27 19:28:07 +08:00
alexlamsl
aa835eb0f6 Merge branch 'master' into harmony-v3.0.12 2017-05-27 18:12:10 +08:00
Alex Lam S.L
7b13159cda fix hoist_funs on block-scoped function under "use strict" (#2013)
Technically not part of ES5, but commonly used code exists in the wild.
2017-05-27 17:44:59 +08:00
Alex Lam S.L
95094b9c22 fix if_return on AST_Defun (#2010)
Previous fiix for #1052 perturbs declaration order of functions which leads to incorrect behaviour under "use strict".
2017-05-27 13:41:49 +08:00
Alex Lam S.L
dc33facfcb fix dead_code on block-scoped function under "use strict" (#2006)
Technically not part of ES5, but commonly used code exists in the wild.
2017-05-26 16:08:51 +08:00
Alex Lam S.L
39d4d7e20a fix export related issues (#2005)
- `mangle` non-exported names
- `unused` on `export` of `function`
- `hoist_funs` on `export`
- `export default`
  - prohibit definition statements
  - parse `AST_Defun` properly
  - drop only unused class and function names


fixes #2001
fixes #2004
2017-05-26 13:35:40 +08:00
alexlamsl
37e549ff4f Merge branch 'master' into harmony-v3.0.11 2017-05-23 22:29:04 +08:00
kzc
7bcb442e4c fix destructuring bugs in mangle and compress (#1992)
- destructuring mangle
- destructuring array default values

fixes #1335
2017-05-23 02:53:01 +08:00
kzc
a658cd84a5 fix destructuring of non string keys (#1989) 2017-05-22 16:38:03 +08:00
Alex Lam S.L
efdb65913b improve usability of global_defs in minify() (#1987)
Use `@key` to `parse()` string value as `AST_Node`.

fixes #1986
2017-05-22 01:38:43 +08:00
alexlamsl
a3053c537a Merge branch 'master' into harmony-v3.0.10 2017-05-21 01:36:38 +08:00
Alex Lam S.L
58fae7dc07 enhance if_return to handle return void... (#1977)
fixes #512
2017-05-20 15:58:46 +08:00
alexlamsl
02b14528fa Merge branch 'master' into harmony-v3.0.9 2017-05-19 09:51:00 +08:00
Alex Lam S.L
eae26756f1 introduce unsafe_regexp (#1970)
fixes #1964
2017-05-19 09:06:29 +08:00
Alex Lam S.L
3db2001633 suppress unused on block variables (#1969)
fixes #1968
2017-05-19 00:28:19 +08:00
alexlamsl
81243c4e71 Merge branch 'master' into harmony-v3.0.5 2017-05-15 18:58:54 +08:00
alexlamsl
cd6e849555 Revert "remove support for const (#1910)"
This reverts commit c391576d52.
2017-05-15 18:38:16 +08:00
Alex Lam S.L
3ca902258c fix bugs with getter/setter (#1926)
- `reduce_vars`
- `side_effects`
- property access for object
- `AST_SymbolAccessor` as key names

enhance `test/ufuzz.js`
- add object getter & setter
  - property assignment to setter
  - avoid infinite recursion in setter
- fix & adjust assignment operators
  - 50% `=`
  - 25% `+=`
  - 2.5% each for the rest
- avoid "Invalid array length"
- fix `console.log()`
  - bypass getter
  - curb recursive reference
- deprecate `-E`, always report runtime errors
2017-05-14 02:10:34 +08:00
Alex Lam S.L
c391576d52 remove support for const (#1910)
As this is not part of ES5.
2017-05-12 14:57:41 +08:00
Alex Lam S.L
ac73c5d421 avoid arguments and eval in reduce_vars (#1924)
fixes #1922
2017-05-12 12:34:55 +08:00
alexlamsl
daf44f2b21 Merge branch 'master' into harmony-v3.0.4 2017-05-12 05:13:11 +08:00
Alex Lam S.L
1d407e761e fix invalid transform on const (#1919)
- preserve (re)assignment to `const` for runtime error
- suppress `cascade` on `const`, as runtime behaviour is ill-defined
2017-05-12 04:51:44 +08:00
Alex Lam S.L
2944e3df7d fix collapse_vars on destructuring declarations (#1889)
fixes #1886
2017-05-09 17:44:28 +08:00
alexlamsl
b4c18f6b83 Merge branch 'master' into harmony-v3.0.0 2017-05-07 15:34:16 +08:00
Alex Lam S.L
2c7ee956fd fix unsafe on evaluate of reduce_vars (#1870)
Determine if variables with non-constant values can escape and be modified.

fixes #1865
2017-05-06 23:18:55 +08:00