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docs: add doc for option.outFileName

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1111hui
2016-10-29 15:55:47 +08:00
committed by Richard van Velzen
parent 0a35acbbe7
commit a7b3b0d3a5
1 changed files with 11 additions and 4 deletions
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README.md
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@@ -651,15 +651,22 @@ To generate a source map with the fromString option, you can also use an object:
```javascript
var result = UglifyJS.minify({"file1.js": "var a = function () {};"}, {
outSourceMap: "out.js.map",
outFileName: "out.js",
fromString: true
});
```
Note that the source map is not saved in a file, it's just returned in
`result.map`. The value passed for `outSourceMap` is only used to set the
`file` attribute in the source map (see [the spec][sm-spec]). You can set
option `sourceMapInline` to be `true` and source map will be appended to
code.
`result.map`. The value passed for `outSourceMap` is only used to set
`//# sourceMappingURL=out.js.map` in `result.code`. The value of
`outFileName` is only used to set `file` attribute in source map file.
The `file` attribute in the source map (see [the spec][sm-spec]) will
use `outFileName` firstly, if it's falsy, then will be deduced from
`outSourceMap` (by removing `'.map'`).
You can set option `sourceMapInline` to be `true` and source map will
be appended to code.
You can also specify sourceRoot property to be included in source map:
```javascript