JoBoEVD/UglifyJS
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78 Commits

Author SHA1 Message Date
alexlamsl
4f08c2f504 Merge branch 'master' into harmony-v3.2.0 2017-11-26 04:23:57 +08:00
Alex Lam S.L
eb001dc1d9 fix argument/atom collision by collapse_vars (#2507) 
fixes #2506
 2017-11-24 07:26:22 +08:00
Alex Lam S.L
8987780db6 eliminate invalid state caching in collapse_vars (#2502) 
fixes #2497
 2017-11-24 04:12:37 +08:00
alexlamsl
227b58812d Merge branch 'master' into harmony-v3.1.10 2017-11-19 14:34:27 +08:00
Alex Lam S.L
49fbe9c5ac fix replacement logic in collapse_vars (#2475) 2017-11-13 07:37:42 +08:00
Alex Lam S.L
c6cfa04d10 allow symbol replacement on multiple occurrences (#2472) 
- all-or-nothing replacement
- avoid unmangleable names

fixes #2436
 2017-11-12 22:31:47 +08:00
alexlamsl
a3fbb27194 update tests 2017-11-11 15:57:47 +08:00
alexlamsl
11c0b1e1f9 Merge branch 'master' into harmony-v3.1.9 2017-11-11 15:45:34 +08:00
Alex Lam S.L
3c74047368 implement compress option reduce_funcs (#2466) 
- inline single-use function declarations as expressions when permissible
- depend on `reduce_vars`
- enabled by default
- disable for speed critical code

fixes #2464
 2017-11-11 05:59:35 +08:00
Alex Lam S.L
1127a2caf3 fix multiple nested function substitutions (#2458) 
fixes #2449
 2017-11-09 23:30:00 +08:00
Alex Lam S.L
dd0a36119b fix const under collapse_vars without unused (#2454) 
fixes #2453
 2017-11-08 02:10:46 +08:00
alexlamsl
bcf95ac02c update tests 2017-11-07 04:49:57 +08:00
alexlamsl
e11cec1ab8 Merge branch 'master' into harmony 2017-11-07 04:30:40 +08:00
Alex Lam S.L
6c45101870 consolidate & enhance unused (#2439) 
- defer declaration removal in `collapse_vars`
- account for `AST_SymbolFunarg` in deduplication
- private accounting for `collapse_vars`
- avoid issues with identity reference due to deep cloning

fixes #2437
 2017-11-06 14:25:10 +08:00
alexlamsl
df9c8dfd72 Merge branch 'master' into harmony-v3.1.7 2017-11-05 15:47:40 +08:00
Alex Lam S.L
fe5a68f9d5 maintain call argument order in collapse_vars (#2426) 
fixes #2425
 2017-11-05 00:00:18 +08:00
alexlamsl
086cb33163 Merge branch 'master' into harmony-v3.1.6 2017-10-29 13:23:39 +08:00
Alex Lam S.L
8a713e449f deduplicate declarations regardless of toplevel (#2393) 2017-10-23 01:00:50 +08:00
Alex Lam S.L
24aa07855b safer properties transform (#2391) 
`{ a: x, b: y }.a` => `[ x, y ][0]`
- `x` cannot be function containing `this`

`[ x, y, z ][1]` => `(x, z, y)`
- only if `z` is side-effect-free
 2017-10-22 20:10:13 +08:00
alexlamsl
c60fa67827 Merge branch 'master' into harmony-v3.1.5 2017-10-22 00:35:00 +08:00
Alex Lam S.L
0f2ef3367c enhance collapse_vars around lazy operations (#2369) 2017-10-19 04:52:00 +08:00
Alex Lam S.L
7e5b5cac97 fix AST_PropAccess in collapse_vars (take 3) (#2375) 
Suppress scanning beyond assignment to `a.b`
 2017-10-18 02:54:51 +08:00
Alex Lam S.L
0d2fe8e3ef fix AST_PropAccess in collapse_vars (take 2) (#2372) 
fixes #2364
 2017-10-17 22:59:15 +08:00
Alex Lam S.L
f2b9c11e2a fix AST_PropAccess in collapse_vars (#2370) 
fixes #2364
 2017-10-17 18:33:03 +08:00
Alex Lam S.L
fe647b083e account for side-effects from AST_This in collapse_vars (#2365) 2017-10-17 01:18:55 +08:00
alexlamsl
58a5608b66 Merge branch 'master' into harmony-v3.1.4 2017-10-16 12:32:50 +08:00
Alex Lam S.L
b810e2f8da perform reduce_vars on safe literals (#2351) 
- constant expression
- single reference
- same scope
- not across loop body
 2017-10-09 12:25:06 +08:00
Alex Lam S.L
1abe14296e collapse a.b whenever safe (#2350) 2017-10-08 13:17:48 +08:00
alexlamsl
bd84007cf4 Merge branch 'master' into harmony-v3.1.2 2017-09-24 02:20:47 +08:00
Alex Lam S.L
00f509405b suppress collapse_vars of this into "use strict" (#2326) 
fixes #2319
 2017-09-20 05:23:20 +08:00
alexlamsl
d73500e8d1 Merge branch 'master' into harmony-v3.1.1 2017-09-17 04:43:43 +08:00
Alex Lam S.L
4f0953f7e9 handle LHS side-effects on cascade & collapse_vars (#2314) 
fixes #2313
 2017-09-16 11:45:19 +08:00
alexlamsl
8891495789 Merge branch 'master' into harmony-v3.1.0 2017-09-10 15:39:33 +08:00
Alex Lam S.L
395a17ccda fix collapse_vars on default function argument (#2299) 
Avoid collision with local variable `undefined` under certain corner cases.

fixes #2298
 2017-09-04 02:32:33 +08:00
Alex Lam S.L
d3df2f985d extend collapse_vars to let and const (#2252) 
fixes #2250
 2017-07-25 22:07:21 +08:00
alexlamsl
3a2b737c42 Merge branch 'master' into harmony-v3.0.25 2017-07-16 11:15:07 +08:00
Alex Lam S.L
5229cb2b1b drop unused compound assignments (#2230) 
fixes #2226
 2017-07-14 00:39:34 +08:00
alexlamsl
ef63de6968 handle AST_Arrow IIFEs in collapse_vars 2017-07-08 14:27:06 +08:00
alexlamsl
a556dd2dcb Merge branch 'master' into harmony-v3.0.24 2017-07-08 13:12:54 +08:00
Alex Lam S.L
71ee91e716 handle duplicate argument names in collapse_vars (#2215) 2017-07-08 04:42:35 +08:00
Alex Lam S.L
9306da3c58 suppress collapse_vars of this as call argument (#2204) 
fixes #2203
 2017-07-06 01:03:52 +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
alexlamsl
8af362ed57 Merge branch 'master' into harmony-v3.0.16 2017-06-14 17:09:30 +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
c391576d52 remove support for const (#1910) 
As this is not part of ES5.
 2017-05-12 14:57:41 +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
alexlamsl
b4c18f6b83 Merge branch 'master' into harmony-v3.0.0 2017-05-07 15:34:16 +08:00