Commit Graph

552 Commits

Author SHA1 Message Date
alexlamsl
5ea1da2d42 handle AST_Expansion in collapse_vars & inline 2017-07-02 18:15:16 +08:00
alexlamsl
e77b6d525c Merge branch 'master' into harmony-v3.0.23 2017-07-02 17:47:21 +08:00
Alex Lam S.L
8b69a3d18e drop argument value after collapse_vars (#2190) 2017-07-02 04:28:11 +08:00
Alex Lam S.L
d40950b741 improve inline efficiency (#2188)
... by teaching `collapse_vars` some new tricks.

fixes #2187
2017-07-02 01:05:14 +08:00
Alex Lam S.L
52cc21d999 remove extraneous ! before AST_Arrow (#2185) 2017-06-30 11:17:58 +08:00
kzc
a938fe5e1f async arrow function IIFE fix (#2184)
fixes #2183
2017-06-30 10:12:42 +08:00
alexlamsl
087bce508a Merge branch 'master' into harmony-v3.0.21 2017-06-29 00:58:28 +08:00
Alex Lam S.L
4d5aeeddfb compress AST_Arrow properly (#2170) 2017-06-28 01:06:30 +08:00
Alex Lam S.L
f0a99125ee improve unsafe_Func (#2171)
- minimise disturbance to `compute_char_frequency()`
- remove extraneous quotation marks
2017-06-27 23:53:42 +08:00
Alex Lam S.L
1e4de2e6d3 parse @global_defs as expressions (#2169)
- let parser rejects non-conformant input
- eliminate need for extraneous parenthesis
2017-06-27 10:31:19 +08:00
Alex Lam S.L
ad139aa34d fix side_effects on AST_Expansion (#2165)
fixes #2163
2017-06-27 01:13:00 +08:00
alexlamsl
11afa816e3 Merge branch 'master' into harmony-v3.0.20 2017-06-25 16:43:44 +08:00
Alex Lam S.L
9db4c42380 fix cascade & collapse on property access of constants (#2158) 2017-06-24 21:30:06 +08:00
Alex Lam S.L
d1f085bce7 add new arrows compress option (#2154)
Convert ES5 style anonymous function expressions
to arrow functions if permissible by language semantics.

Note: `arrows` requires that the `ecma` compress option
is set to `6` or greater.

fixes #2150
2017-06-24 14:45:24 +08:00
Alex Lam S.L
dc6bcaa18e synchronise mangle.properties for minify() & test/compress (#2151) 2017-06-23 15:53:13 +08:00
Alex Lam S.L
d58b184835 refactor Compressor.toplevel (#2149) 2017-06-23 13:11:40 +08:00
Alex Lam S.L
137e4c4753 fix unused on AST_Destructuring (#2146) 2017-06-23 13:11:26 +08:00
Alex Lam S.L
b3a57ff019 minimise reduce_vars cloning overhead (#2148) 2017-06-23 06:59:53 +08:00
Alex Lam S.L
3d5bc08185 fix reduce_vars on this (#2145)
fixes #2140
2017-06-23 04:44:57 +08:00
Alex Lam S.L
471db8a717 fix inline & unused on AST_Expansion (#2138)
- handle rest parameters
- suppress cases with spread arguments

fixes #2136
2017-06-22 01:39:11 +08:00
Alex Lam S.L
8ba9e4e0da fix toplevel on export (#2137)
fixes #2134
2017-06-22 00:31:17 +08:00
Alex Lam S.L
db877e8729 fix drop_unused() accounting of symbols within export function (#2132)
fixes #2131
2017-06-21 12:32:58 +08:00
Alex Lam S.L
62d1fbf645 support export statements properly (#2126)
- mangle & compress correctly with `toplevel`
- retain non-toplevel import/export
- parse & output `export { variable as name }`
- remove extraneous spaces from `beautify`


fixes #2038
fixes #2124
2017-06-21 00:51:36 +08:00
kzc
849ba79dee retain names in export default class and function (#2122)
fixes #2121
2017-06-19 14:30:59 +08:00
alexlamsl
daaf1273fa Merge branch 'master' into harmony-v3.0.18 2017-06-18 15:49:49 +08:00
Alex Lam S.L
0a0f4f5591 make defensive copies when inline (#2116)
fixes #2114
2017-06-17 14:32:37 +08:00
Alex Lam S.L
931daa85bf fix loss of context in collapse_vars & cascade (#2112)
fixes #2110
2017-06-16 21:18:43 +08:00
Alex Lam S.L
00e4f7b3c1 in-place tigten_body() (#2111)
By reducing copies of `AST_Node` arrays, we should be able to reduce:
- memory pressure
- potential bugs caused by multiple references in AST
- duplicated executions of `OPT()`
2017-06-16 19:19:54 +08:00
Alex Lam S.L
11e63bc335 correctly determine scope of AST_This (#2109)
fixes #2107
2017-06-16 14:54:46 +08:00
Alex Lam S.L
33405bb24b enforce inline scope restriction (#2106)
fixes #2105
2017-06-16 03:21:38 +08:00
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