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| author | ruki <waruqi@gmail.com> | 2018-11-08 00:38:48 +0800 |
|---|---|---|
| committer | ruki <waruqi@gmail.com> | 2018-11-07 21:53:09 +0800 |
| commit | 26105034da4fcce7ac883c899d781f016559310d (patch) | |
| tree | c459a5dc4e3aa0972d9919033ece511ce76dd129 /node_modules/fs-extra/docs/copy.md | |
| parent | 2c77f00f1a7ecb6c8192f9c16d3b2001b254a107 (diff) | |
| download | xmake-docs-26105034da4fcce7ac883c899d781f016559310d.tar.gz xmake-docs-26105034da4fcce7ac883c899d781f016559310d.zip | |
switch to vuepress
Diffstat (limited to 'node_modules/fs-extra/docs/copy.md')
| -rw-r--r-- | node_modules/fs-extra/docs/copy.md | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/node_modules/fs-extra/docs/copy.md b/node_modules/fs-extra/docs/copy.md new file mode 100644 index 00000000..f7909d0f --- /dev/null +++ b/node_modules/fs-extra/docs/copy.md @@ -0,0 +1,57 @@ +# copy(src, dest, [options, callback]) + +Copy a file or directory. The directory can have contents. Like `cp -r`. + +- `src` `<String>` +- `dest` `<String>` Note that if `src` is a file, `dest` cannot be a directory (see [issue #323](https://github.com/jprichardson/node-fs-extra/issues/323)). +- `options` `<Object>` + - `overwrite` `<boolean>`: overwrite existing file or directory, default is `true`. _Note that the copy operation will silently fail if you set this to `false` and the destination exists._ Use the `errorOnExist` option to change this behavior. + - `errorOnExist` `<boolean>`: when `overwrite` is `false` and the destination exists, throw an error. Default is `false`. + - `dereference` `<boolean>`: dereference symlinks, default is `false`. + - `preserveTimestamps` `<boolean>`: will set last modification and access times to the ones of the original source files, default is `false`. + - `filter` `<Function>`: Function to filter copied files. Return `true` to include, `false` to exclude. Can also return a `Promise` that resolves to `true` or `false` (or pass in an `async` function). +- `callback` `<Function>` + +## Example: + +```js +const fs = require('fs-extra') + +fs.copy('/tmp/myfile', '/tmp/mynewfile', err => { + if (err) return console.error(err) + + console.log('success!') +}) // copies file + +fs.copy('/tmp/mydir', '/tmp/mynewdir', err => { + if (err) return console.error(err) + + console.log('success!') +}) // copies directory, even if it has subdirectories or files + +// Promise usage: +fs.copy('/tmp/myfile', '/tmp/mynewfile') +.then(() => { + console.log('success!') +}) +.catch(err => { + console.error(err) +}) +``` + +**Using filter function** + +```js +const fs = require('fs-extra') + +const filterFunc = (src, dest) => { + // your logic here + // it will be copied if return true +} + +fs.copy('/tmp/mydir', '/tmp/mynewdir', { filter: filterFunc }, err => { + if (err) return console.error(err) + + console.log('success!') +}) +``` |
