yaspeller/README.md

yaspeller
=========
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This README is also available [in Russian](./README.ru.md).

Search tool typos in the text, files and websites.

Used API [Yandex.Speller](https://tech.yandex.ru/speller/doc/dg/concepts/About-docpage/).

![yaspeller](https://raw.githubusercontent.com/hcodes/yaspeller/master/images/cli.en.png)

## Installation
`npm install yaspeller -g`

## Using CLI
`yaspeller [options] <file-or-directory-or-link...>`

### Examples
+ `yaspeller README.md` — search typos in the file.
+ `yaspeller "*.md"` — node glob syntax for Windows.
+ `yaspeller -e ".md,.html,.js" ./texts/` — finding typos in files in the folder.
+ `yaspeller https://ru.wikipedia.org/wiki/%D0%9E%D0%BF%D0%B5%D1%87%D0%B0%D1%82%D0%BA%D0%B0` — search typos in the page.
+ `yaspeller http://bem.info/sitemap.xml` — search typos at the addresses specified in the sitemap.xml.
+ `echo "Hello, world!" | yaspeller --stdin`
+ `echo "Hello, world!" | yaspeller --stdin --stdin-filename hello.txt`

### Options

#### `-f, --format <value>`
Formats: `plain`, `html`, `markdown` or `auto`.<br/>
Default: `auto`.

#### `-l, --lang <value>`
Languages: `en`, `ru` or `uk`.<br/>
Default: `en,ru`.

#### `-c, --config <path>`
Configuration file path.

#### `-e, --file-extensions <value>`
Set file extensions to search for files in a folder.<br/>
Example: `.md,.htm,.txt`.

#### `--dictionary <file>`
JSON file for own dictionary.
```js
[
    "someword1", // someword1 = someword1 and Someword1
    "Someword2", // Someword2 = Someword2
    "someword3"
]
```

Regular expressions are supported:
```js
[
    "unknownword",
    "unknown(W|w)ord[12]?", // unknown(W|w)ord[12]? = unknown(W|w)ord[12]? and Unknown(W|w)ord[12]?
    "Unknown(W|w)ord[34]?" // Unknown(W|w)ord[34]? = Unknown(W|w)ord[34]?
]
```

Examples:<br/>
`yaspeller --dictionary my_dict.json .`<br/>
`yaspeller --dictionary my_dict.json:my_dict2.json .`


#### `--report <type>`
Set type of report: `console`, `html`, `markdown` or `json`.<br/>
Default: `console`<br/>
Example: `console,html,custom_report.js`

#### `--check-yo`
Check the correctness of using the letter “Ё” (Yo) in Russian texts.

#### `--by-words`
Do not use a dictionary environment (context) during the scan.<br/>
This is useful in cases where the service is transmitted to the input of a list of individual words.

#### `--find-repeat-words`
Highlight repetitions of words, consecutive. For example, `I flew to to to Cyprus`.

#### `--flag-latin`
Celebrate words, written in Latin, as erroneous.

#### `--ignore-tags <tags>`
Ignore HTML tags.<br/>
Default: `code,kbd,object,samp,script,style,var`<br/>
Option to formats `html` and` markdown`.

#### `--ignore-text <regexp>`
Remove the text from the scan using regular expressions.

#### `--ignore-capitalization`
Ignore the incorrect use of UPPERCASE / lowercase letters, for example, in the word `moscow`.

#### `--ignore-digits`
Ignore words with numbers, such as `avp17h4534`.

#### `--ignore-latin`
Ignore words, written in Latin, for example, `madrid`.

#### `--ignore-roman-numerals`
Ignore Roman numerals `I, II, III, ...`.

#### `--ignore-uppercase`
Ignore words written in capital letters.

#### `--ignore-urls`
Ignore Internet addresses, email addresses and filenames.

#### `--max-requests <value>`
Max count of requests in parallel.<br/>
Default: `2`.

#### `--no-colors`
Clean output without colors.

#### `--only-errors`
Output only errors.

#### `--stdin`
Process files on <STDIN>. Default: false

#### `--stdin-filename <file>`
Specify filename to process STDIN as. Used in reports.

#### `--debug`
Debug mode.

## Configuration
`npm install yaspeller --save-dev`

Add the text in `package.json` / `scripts`:<br/>
`    "yaspeller": "yaspeller .",`

To run the linter:<br/>
`npm run yaspeller`

Yaspeller is configured using `.yaspellerrc` JSON file at the root of the project.
```JSON
{
  "excludeFiles": [
    ".git",
    "libs",
    "node_modules",
    "yaspeller"
  ],
  "lang": "ru",
  "fileExtensions": [
    ".md",
    ".js",
    ".css"
  ],
  "dictionary": [
    "someword1"
  ]
}
```

**Advanced example:**
```js
{
  "excludeFiles": [
    ".git",
    "yaspeller",
    "node_modules",
    "libs"
  ],
  "format": "html",
  "lang": "en",
  "fileExtensions": [
    ".md",
    ".js",
    ".css"
  ],
  "report": ["console", "html"],
  "dictionary": [
    // JSON comments
    "someword1", // someword1 = someword1 and Someword1
    "Someword2", // Someword2 = Someword2
    "some(w|W)ord[23]", // some(w|W)ord[23] = some(w|W)ord[23] and Some(w|W)ord[23]
    "Some(w|W)ord" // Some(w|W)ord = Some(w|W)ord
  ],
  "ignoreText": [
    "<php\?[^]*?\?>", // Shortly
    ["<php\?[^]*?\?>", "g"] // Longly
  ],
  "ignoreTags": ["code", "script"],
  "ignoreUrls": true,
  "findRepeatWords": true,
  "maxRequests": 5
}
```

| Property | Type | Details |
|----------|------|---------|
| `format` | `String` | [`--format`](#-f---format-value) |
| `lang`   | `String` | [`--lang`](#-l---lang-value) |
| `excludeFiles` | `Array` | |
| `fileExtensions` | `Array` | [`--file-extension`](#--file-extensions-value) |
| `dictionary` | `Array` | [`--dictionary`](#--dictionary-file) |
| `report` | `Array` | [`--report`](#--report-type) |
| `checkYo`    | `Boolean` | [`--check-yo`](#--check-yo) |
| `byWords`    | `Boolean` | [`--by-words`](#--by-words) |
| `findRepeatWords` | `Boolean` | [`--find-repeat-words`](#--find-repeat-words) |
| `flagLatin` | `Boolean` | [`--flag-latin`](#--flag-latin) |
| `ignoreTags` | `Array` | [`--ignore-tags`](#--ignore-tags-tags) |
| `ignoreText` | `Array` | [`--ignore-text`](#--ignore-text-regexp) |
| `ignoreCapitalization` | `Boolean` | [`--ignore-capitalization`](#--ignore-capitalization) |
| `ignoreDigits` | `Boolean` | [`--ignore-digits`](#--ignore-digits) |
| `ignoreLatin` | `Boolean` | [`--ignore-latin`](#--ignore-latin) |
| `ignoreRomanNumerals` | `Boolean` | [`--ignore-roman-numerals`](#--ignore-roman-numerals) |
| `ignoreUppercase` | `Boolean` | [`--ignore-uppercase`](#--ignore-uppercase) |
| `ignoreUrls` | `Boolean` | [`--ignore-urls`](#--ignore-urls) |
| `maxRequests` | `Number` | [`--max-requests`](#--max-requests-value) |

## Ignore text from checking
### Ignore a line
```js
var re = /a-z/; // yaspeller ignore
```
```js
var re = /a-z/; /* yaspeller ignore */
```
```html
<span>a-z</span> <!-- yaspeller ignore -->
```

### Ignore a block
```js
/* yaspeller ignore:start */
var reUpper = /A-Z/,
    reLower = /a-z/;
/* yaspeller ignore:end */
```

```html
<!-- yaspeller ignore:start -->
<span>A-Z</span>
<div>a-z</div>
<!-- yaspeller ignore:end -->
```

## [Gulp](http://gulpjs.com) plugin
```js
var gulp = require('gulp'),
    run = require('gulp-run'); // npm install gulp-run --save-dev

gulp.task('yaspeller', function (cb) {
    run('./node_modules/.bin/yaspeller .').exec()
        .on('error', function (err) {
            console.error(err.message);
            cb();
        })
        .on('finish', cb);
});
```

## [Grunt](http://gruntjs.com) plugin
```js
module.exports = function(grunt) {
    grunt.loadNpmTasks('grunt-shell'); // npm install grunt-shell --save-dev
    grunt.initConfig({
        shell: {
            yaspeller: {
                options: {stderr: false},
                command: './node_modules/.bin/yaspeller .'
            }
        }
    });
    grunt.registerTask('lint', ['shell:yaspeller']);
};
```

## [Restrictions API Yandex.Speller](http://legal.yandex.ru/speller_api/)

## Links
- [Yaspeller for CI](https://github.com/ai/yaspeller-ci)

## [License](./LICENSE.md)
MIT License