Commit Graph

27 Commits

Author SHA1 Message Date
Alex Lam S.L
b89cc84c3a fix corner case in pure_getters (#4804)
fixes #4803
2021-03-19 16:16:53 +08:00
Alex Lam S.L
77c9116c91 fix corner case in unsafe (#4783) 2021-03-16 09:42:28 +08:00
Alex Lam S.L
f52b0e7c31 fix corner case in side_effects (#4752)
fixes #4751
2021-03-08 04:19:51 +08:00
Alex Lam S.L
5359900b78 enhance compress on arrow and async functions (#4616) 2021-02-06 12:39:46 +08:00
Alex Lam S.L
fd7ad8e779 fix corner cases in collapse_vars (#4591)
fixes #4590
2021-01-24 22:15:43 +08:00
Alex Lam S.L
56fce2131c fix corner case in pure_getters (#4441)
fixes #4440
2020-12-24 04:09:09 +08:00
Alex Lam S.L
55451e7b78 support const (#4190) 2020-10-12 01:18:57 +08:00
Alex Lam S.L
0b3705e82f fix corner cases in inline (#3507)
fixes #3506
2019-10-22 15:41:55 +08:00
Alex Lam S.L
482e1baea3 enhance assignments & unused (#3428)
closes #3427
2019-05-29 01:21:08 +08:00
Alex Lam S.L
d538a73250 enhance side_effects (#3410) 2019-05-14 05:26:40 +08:00
alexlamsl
5ffc17d4aa fix corner case in unused 2018-07-01 14:34:42 +08:00
Alex Lam S.L
36bca6934d enhance collapse_vars (#2952)
- `a = b, b` => `a = b`
- `a.b = c, c()` => `(a.b = c)()`
2018-02-28 15:19:32 +08:00
Alex Lam S.L
29a71d3aae more tests for #2938 (#2940) 2018-02-21 04:19:42 +08:00
Alex Lam S.L
39a907bde3 workaround pure_getters=true when dropping unused assignments (#2939)
fixes #2938
2018-02-20 17:38:40 +08:00
Alex Lam S.L
ec4202590d drop assignments to constant expressions only (#2839)
fixes #2838
2018-01-23 02:49:54 +08:00
Alex Lam S.L
7a6d452b54 preserve constant modification under strict mode (#2717) 2018-01-04 15:53:53 +08:00
Alex Lam S.L
b95e3338d9 fix pure_getters on AST_Binary (#2681)
fixes #2678
2017-12-28 17:01:01 +08:00
Alex Lam S.L
ef618332ea fold cascade functionality into collapse_vars (#2586) 2017-12-14 01:20:36 +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
4f0953f7e9 handle LHS side-effects on cascade & collapse_vars (#2314)
fixes #2313
2017-09-16 11:45:19 +08:00
Alex Lam S.L
285401ced8 more tests for #2158 (#2160) 2017-06-25 14:21:48 +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
931daa85bf fix loss of context in collapse_vars & cascade (#2112)
fixes #2110
2017-06-16 21:18:43 +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
c2a1bceb77 fix pure_getters for chained property access (#1798) 2017-04-07 17:06:01 +08:00
Alex Lam S.L
0f4cd73dcc introduce "strict" to pure_getters (#1795) 2017-04-07 13:31:58 +08:00
Alex Lam S.L
06cdb74279 improve pure_getters (#1786)
- property access to `null` & `undefined` always has side effects
- utilise `reduce_vars` to determine safe property access
- may-be cases treated as side effects unless `unsafe`
2017-04-06 11:18:59 +08:00