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author | Florian Dold <florian.dold@gmail.com> | 2017-08-14 05:01:11 +0200 |
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committer | Florian Dold <florian.dold@gmail.com> | 2017-08-14 05:02:09 +0200 |
commit | 363723fc84f7b8477592e0105aeb331ec9a017af (patch) | |
tree | 29f92724f34131bac64d6a318dd7e30612e631c7 /node_modules/fs-extra/docs | |
parent | 5634e77ad96bfe1818f6b6ee70b7379652e5487f (diff) |
node_modules
Diffstat (limited to 'node_modules/fs-extra/docs')
-rw-r--r-- | node_modules/fs-extra/docs/fs-read-write.md | 39 | ||||
-rw-r--r-- | node_modules/fs-extra/docs/outputJson-sync.md | 4 | ||||
-rw-r--r-- | node_modules/fs-extra/docs/outputJson.md | 4 | ||||
-rw-r--r-- | node_modules/fs-extra/docs/writeJson-sync.md | 6 | ||||
-rw-r--r-- | node_modules/fs-extra/docs/writeJson.md | 6 |
5 files changed, 53 insertions, 6 deletions
diff --git a/node_modules/fs-extra/docs/fs-read-write.md b/node_modules/fs-extra/docs/fs-read-write.md new file mode 100644 index 000000000..5e5f42070 --- /dev/null +++ b/node_modules/fs-extra/docs/fs-read-write.md @@ -0,0 +1,39 @@ +# About `fs.read()` & `fs.write()` + +[`fs.read()`](https://nodejs.org/api/fs.html#fs_fs_read_fd_buffer_offset_length_position_callback) & [`fs.write()`](https://nodejs.org/api/fs.html#fs_fs_write_fd_buffer_offset_length_position_callback) are different from other `fs` methods in that their callbacks are called with 3 arguments instead of the usual 2 arguments. + +If you're using them with callbacks, they will behave as usual. However, their promise usage is a little different. `fs-extra` promisifies these methods like [`util.promisify()`](https://nodejs.org/api/util.html#util_util_promisify_original) (only availible in Node 8+) does. + +Here's the example promise usage: + +## `fs.read()` + +```js +// Basic promises +fs.read(fd, buffer, offset, length, position) + .then(results => { + console.log(results) + // { bytesRead: 20, buffer: <Buffer 0f 34 5d ...> } + }) + +// Async/await usage: +async function example () { + const { bytesRead, buffer } = await fs.read(fd, Buffer.alloc(length), offset, length, position) +} +``` + +## `fs.write()` + +```js +// Basic promises +fs.write(fd, buffer, offset, length, position) + .then(results => { + console.log(results) + // { bytesWritten: 20, buffer: <Buffer 0f 34 5d ...> } + }) + +// Async/await usage: +async function example () { + const { bytesWritten, buffer } = await fs.write(fd, Buffer.alloc(length), offset, length, position) +} +``` diff --git a/node_modules/fs-extra/docs/outputJson-sync.md b/node_modules/fs-extra/docs/outputJson-sync.md index cab6316b5..13c214d1b 100644 --- a/node_modules/fs-extra/docs/outputJson-sync.md +++ b/node_modules/fs-extra/docs/outputJson-sync.md @@ -1,13 +1,15 @@ # outputJsonSync(file, object, [options]) Almost the same as [`writeJsonSync`](writeJson-sync.md), except that if the directory does not exist, it's created. -`options` are what you'd pass to [`jsonFile.writeFileSync()`](https://github.com/jprichardson/node-jsonfile#writefilesyncfilename-obj-options). **Alias:** `outputJSONSync()` - `file` `<String>` - `object` `<Object>` - `options` `<Object>` + - `spaces` `<Number|String>` Number of spaces to indent; or a string to use for indentation (i.e. pass `'\t'` for tab indentation). See [the docs](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/stringify#The_space_argument) for more info. + - `replacer` [JSON replacer](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/stringify#The_replacer_parameter) + - Also accepts [`fs.writeFileSync` options](https://nodejs.org/api/fs.html#fs_fs_writefilesync_file_data_options) ## Example: diff --git a/node_modules/fs-extra/docs/outputJson.md b/node_modules/fs-extra/docs/outputJson.md index fc6f2fe51..d3fbe670f 100644 --- a/node_modules/fs-extra/docs/outputJson.md +++ b/node_modules/fs-extra/docs/outputJson.md @@ -1,13 +1,15 @@ # outputJson(file, object, [options, callback]) Almost the same as [`writeJson`](writeJson.md), except that if the directory does not exist, it's created. -`options` are what you'd pass to [`jsonFile.writeFile()`](https://github.com/jprichardson/node-jsonfile#writefilefilename-options-callback). **Alias:** `outputJSON()` - `file` `<String>` - `object` `<Object>` - `options` `<Object>` + - `spaces` `<Number|String>` Number of spaces to indent; or a string to use for indentation (i.e. pass `'\t'` for tab indentation). See [the docs](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/stringify#The_space_argument) for more info. + - `replacer` [JSON replacer](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/stringify#The_replacer_parameter) + - Also accepts [`fs.writeFile` options](https://nodejs.org/api/fs.html#fs_fs_writefile_file_data_options_callback) - `callback` `<Function>` ## Example: diff --git a/node_modules/fs-extra/docs/writeJson-sync.md b/node_modules/fs-extra/docs/writeJson-sync.md index 9e649bbc1..d2a3ef642 100644 --- a/node_modules/fs-extra/docs/writeJson-sync.md +++ b/node_modules/fs-extra/docs/writeJson-sync.md @@ -1,13 +1,15 @@ # writeJsonSync(file, object, [options]) -Writes an object to a JSON file. `options` are the same that -you'd pass to [`jsonFile.writeFileSync()`](https://github.com/jprichardson/node-jsonfile#writefilesyncfilename-obj-options). +Writes an object to a JSON file. **Alias:** `writeJSONSync()` - `file` `<String>` - `object` `<Object>` - `options` `<Object>` + - `spaces` `<Number|String>` Number of spaces to indent; or a string to use for indentation (i.e. pass `'\t'` for tab indentation). See [the docs](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/stringify#The_space_argument) for more info. + - `replacer` [JSON replacer](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/stringify#The_replacer_parameter) + - Also accepts [`fs.writeFileSync` options](https://nodejs.org/api/fs.html#fs_fs_writefilesync_file_data_options) ## Example: diff --git a/node_modules/fs-extra/docs/writeJson.md b/node_modules/fs-extra/docs/writeJson.md index 0e9c39319..af94ffc52 100644 --- a/node_modules/fs-extra/docs/writeJson.md +++ b/node_modules/fs-extra/docs/writeJson.md @@ -1,13 +1,15 @@ # writeJson(file, object, [options, callback]) -Writes an object to a JSON file. `options` are the same that -you'd pass to [`jsonFile.writeFile()`](https://github.com/jprichardson/node-jsonfile#writefilefilename-options-callback). +Writes an object to a JSON file. **Alias:** `writeJSON()` - `file` `<String>` - `object` `<Object>` - `options` `<Object>` + - `spaces` `<Number|String>` Number of spaces to indent; or a string to use for indentation (i.e. pass `'\t'` for tab indentation). See [the docs](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/stringify#The_space_argument) for more info. + - `replacer` [JSON replacer](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/stringify#The_replacer_parameter) + - Also accepts [`fs.writeFile` options](https://nodejs.org/api/fs.html#fs_fs_writefile_file_data_options_callback) - `callback` `<Function>` ## Example: |