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doc: updates fs doc ( refactors file access constants ) #20558

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doc: updates fs doc ( refactors file access constants ) #20558

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37abf87
doc: updates fs doc with -
shobhitchittora May 6, 2018
91bb735
doc: review comments
shobhitchittora May 7, 2018
563b406
doc: removes repetition for fsPromises.access
shobhitchittora May 7, 2018
d42adec
doc: grammar fix ( adds 'of' ).
shobhitchittora May 7, 2018
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55 changes: 18 additions & 37 deletions doc/api/fs.md
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Original file line number Diff line number Diff line change
Expand Up @@ -746,17 +746,9 @@ changes:

Tests a user's permissions for the file or directory specified by `path`.
The `mode` argument is an optional integer that specifies the accessibility
checks to be performed. The following constants define the possible values of
`mode`. It is possible to create a mask consisting of the bitwise OR of two or
more values (e.g. `fs.constants.W_OK | fs.constants.R_OK`).

* `fs.constants.F_OK` - `path` is visible to the calling process. This is useful
for determining if a file exists, but says nothing about `rwx` permissions.
Default if no `mode` is specified.
* `fs.constants.R_OK` - `path` can be read by the calling process.
* `fs.constants.W_OK` - `path` can be written by the calling process.
* `fs.constants.X_OK` - `path` can be executed by the calling process. This has
no effect on Windows (will behave like `fs.constants.F_OK`).
checks to be performed. Check [File Access Constants][] for possible values
of `mode`. It is possible to create a mask consisting of the bitwise OR of
two or more values (e.g. `fs.constants.W_OK | fs.constants.R_OK`).

The final argument, `callback`, is a callback function that is invoked with
a possible error argument. If any of the accessibility checks fail, the error
Expand Down Expand Up @@ -889,19 +881,12 @@ changes:
* `path` {string|Buffer|URL}
* `mode` {integer} **Default:** `fs.constants.F_OK`

Synchronously tests a user's permissions for the file or directory specified by
`path`. The `mode` argument is an optional integer that specifies the
accessibility checks to be performed. The following constants define the
possible values of `mode`. It is possible to create a mask consisting of the
bitwise OR of two or more values (e.g. `fs.constants.W_OK | fs.constants.R_OK`).

* `fs.constants.F_OK` - `path` is visible to the calling process. This is useful
for determining if a file exists, but says nothing about `rwx` permissions.
Default if no `mode` is specified.
* `fs.constants.R_OK` - `path` can be read by the calling process.
* `fs.constants.W_OK` - `path` can be written by the calling process.
* `fs.constants.X_OK` - `path` can be executed by the calling process. This has
no effect on Windows (will behave like `fs.constants.F_OK`).
Synchronously tests a user's permissions for the file or directory specified
by `path`. The `mode` argument is an optional integer that specifies the
accessibility checks to be performed. Check [File Access Constants][] for
possible values of `mode`. It is possible to create a mask consisting of
the bitwise OR of two or more values
(e.g. `fs.constants.W_OK | fs.constants.R_OK`).

If any of the accessibility checks fail, an `Error` will be thrown. Otherwise,
the method will return `undefined`.
Expand Down Expand Up @@ -3679,17 +3664,9 @@ added: v10.0.0

Tests a user's permissions for the file or directory specified by `path`.
The `mode` argument is an optional integer that specifies the accessibility
checks to be performed. The following constants define the possible values of
`mode`. It is possible to create a mask consisting of the bitwise OR of two or
more values (e.g. `fs.constants.W_OK | fs.constants.R_OK`).

* `fs.constants.F_OK` - `path` is visible to the calling process. This is useful
for determining if a file exists, but says nothing about `rwx` permissions.
Default if no `mode` is specified.
* `fs.constants.R_OK` - `path` can be read by the calling process.
* `fs.constants.W_OK` - `path` can be written by the calling process.
* `fs.constants.X_OK` - `path` can be executed by the calling process. This has
no effect on Windows (will behave like `fs.constants.F_OK`).
checks to be performed. Check [File Access Constants][] for possible values

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done.

of `mode`. It is possible to create a mask consisting of the bitwise OR of
two or more values (e.g. `fs.constants.W_OK | fs.constants.R_OK`).

If the accessibility check is successful, the `Promise` is resolved with no
value. If any of the accessibility checks fail, the `Promise` is rejected
Expand Down Expand Up @@ -4329,7 +4306,9 @@ The following constants are meant for use with [`fs.access()`][].
</tr>
<tr>
<td><code>F_OK</code></td>
<td>Flag indicating that the file is visible to the calling process.</td>
<td>Flag indicating that the file is visible to the calling process.
This is useful for determining if a file exists, but says nothing
about <code>rwx</code> permissions. Default if no mode is specified.</td>
</tr>
<tr>
<td><code>R_OK</code></td>
Expand All @@ -4343,7 +4322,8 @@ The following constants are meant for use with [`fs.access()`][].
<tr>
<td><code>X_OK</code></td>
<td>Flag indicating that the file can be executed by the calling
process.</td>
process. This has no effect on Windows
(will behave like <code>fs.constants.F_OK</code>).</td>
</tr>
</table>

Expand Down Expand Up @@ -4706,3 +4686,4 @@ the file contents.
[Naming Files, Paths, and Namespaces]: https://msdn.microsoft.com/en-us/library/windows/desktop/aa365247(v=vs.85).aspx
[MSDN-Using-Streams]: https://msdn.microsoft.com/en-us/library/windows/desktop/bb540537.aspx
[support of file system `flags`]: #fs_file_system_flags
[File Access Constants]: #fs_file_access_constants