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support rest parameters (#4515)

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Alex Lam S.L
2021-01-07 02:04:09 +00:00
committed by GitHub
parent 68497d0258
commit c3d358a5b8
12 changed files with 819 additions and 135 deletions
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README.md
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@@ -627,7 +627,11 @@ to be `false` and all symbol names will be omitted.
- `arguments` (default: `true`) -- replace `arguments[index]` with function
parameter name whenever possible.
- `assignments` (default: `true`) -- apply optimizations to assignment expressions.
- `arrows` (default: `true`) -- apply optimizations to arrow functions
- `assignments` (default: `true`) -- apply optimizations to assignment expressions
- `awaits` (default: `true`) -- apply optimizations to `await` expressions
- `booleans` (default: `true`) -- various optimizations for boolean context,
for example `!!a ? b : c → a ? b : c`
@@ -695,10 +699,6 @@ to be `false` and all symbol names will be omitted.
when unsafe to do so, e.g. code which relies on `Function.prototype.length`.
Pass `true` to always retain function arguments.
- `keep_fnames` (default: `false`) -- Pass `true` to prevent the
compressor from discarding function names. Useful for code relying on
`Function.prototype.name`. See also: the `keep_fnames` [mangle option](#mangle-options).
- `keep_infinity` (default: `false`) -- Pass `true` to prevent `Infinity` from
being compressed into `1/0`, which may cause performance issues on Chrome.
@@ -747,6 +747,8 @@ to be `false` and all symbol names will be omitted.
- `reduce_vars` (default: `true`) -- Improve optimization on variables assigned with and
used as constant values.
- `rests` (default: `true`) -- apply optimizations to rest parameters
- `sequences` (default: `true`) -- join consecutive simple statements using the
comma operator. May be set to a positive integer to specify the maximum number
of consecutive comma sequences that will be generated. If this option is set to
@@ -761,20 +763,20 @@ to be `false` and all symbol names will be omitted.
annotation `/*@__PURE__*/` or `/*#__PURE__*/` immediately precedes the call. For
example: `/*@__PURE__*/foo();`
- `spread` (default: `true`) -- flatten spread expressions.
- `spreads` (default: `true`) -- flatten spread expressions.
- `strings` (default: `true`) -- compact string concatenations.
- `switches` (default: `true`) -- de-duplicate and remove unreachable `switch` branches
- `toplevel` (default: `false`) -- drop unreferenced functions (`"funcs"`) and/or
variables (`"vars"`) in the top level scope (`false` by default, `true` to drop
both unreferenced functions and variables)
- `top_retain` (default: `null`) -- prevent specific toplevel functions and
variables from `unused` removal (can be array, comma-separated, RegExp or
function. Implies `toplevel`)
- `toplevel` (default: `false`) -- drop unreferenced functions (`"funcs"`) and/or
variables (`"vars"`) in the top level scope (`false` by default, `true` to drop
both unreferenced functions and variables)
- `typeofs` (default: `true`) -- Transforms `typeof foo == "undefined"` into
`foo === void 0`. Note: recommend to set this value to `false` for IE10 and
earlier versions due to known issues.
@@ -811,10 +813,6 @@ to be `false` and all symbol names will be omitted.
- `eval` (default `false`) -- Pass `true` to mangle names visible in scopes
where `eval` or `with` are used.
- `keep_fnames` (default `false`) -- Pass `true` to not mangle function names.
Useful for code relying on `Function.prototype.name`. See also: the `keep_fnames`
[compress option](#compress-options).
- `reserved` (default `[]`) -- Pass an array of identifiers that should be
excluded from mangling. Example: `["foo", "bar"]`.