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# `typos` Reference
## Configuration
### Sources
Configuration is read from the following (in precedence order)
- Command line arguments
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- File specified via `--config PATH`
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- Search parents of specified file / directory for one of `typos.toml` , `_typos.toml` , `.typos.toml` , or `pyproject.toml` .
- In the case of `pyproject.toml` , the below fields must be under the `[tool.typos]` section. If this section does not
exist, the config file will be skipped.
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### Config Fields
| Field | Argument | Format | Description |
|------------------------|-------------------|--------|-------------|
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| files.binary | --binary | bool | Check binary files as text |
| files.extend-exclude | --exclude | list of strings | Typos-specific ignore globs (gitignore syntax) |
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| files.ignore-hidden | --hidden | bool | Skip hidden files and directories. |
| files.ignore-files | --ignore | bool | Respect ignore files. |
| files.ignore-dot | --ignore-dot | bool | Respect .ignore files. |
| files.ignore-vcs | --ignore-vcs | bool | Respect ignore files in vcs directories. |
| files.ignore-global | --ignore-global | bool | Respect global ignore files. |
| files.ignore-parent | --ignore-parent | bool | Respect ignore files in parent directories. |
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| default.binary | --binary | bool | Check binary files as text |
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| default.check-filename | \- | bool | Verifying spelling in file names. |
| default.check-file | \- | bool | Verifying spelling in files. |
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| default.unicode | --unicode | bool | Allow unicode characters in identifiers (and not just ASCII) |
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| default.locale | --locale | en, en-us, en-gb, en-ca, en-au | English dialect to correct to. |
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| default.extend-ignore-re | \- | list of [regexes ](https://docs.rs/regex/latest/regex/index.html#syntax ) | Custom uncorrectable sections (e.g. markdown code fences, PGP signatures, etc) |
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| default.extend-identifiers | \- | table of strings | Corrections for [identifiers ](./design.md#identifiers-and-words ). When the correction is blank, the identifier is never valid. When the correction is the key, the identifier is always valid. |
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| default.extend-ignore-identifiers-re | \- | list of [regexes ](https://docs.rs/regex/latest/regex/index.html#syntax ) | Pattern-match always-valid identifiers |
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| default.extend-words | \- | table of strings | Corrections for [words ](./design.md#identifiers-and-words ). When the correction is blank, the word is never valid. When the correction is the key, the word is always valid. |
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| type.\<name>.\<field> | \<varied> | \<varied> | See `default.` for child keys. Run with `--type-list` to see available `<name>` s |
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| type.\<name>.extend-glob | \- | list of strings | File globs for matching `<name>` |
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Common `extend-ignore-identifiers-re` :
- SSL Cipher suites: `"\\bTLS_[A-Z0-9_]+(_anon_[A-Z0-9_]+)?\\b"`