Custom Formatters
Just like custom rules, additional formatters can also be supplied to TSLint via --formatters-dir
on the CLI or formattersDirectory
option on the library or grunt-tslint
. Writing a new formatter is simpler than writing a new rule, as shown in the JSON formatter’s code.
```ts import * as ts from “typescript”; import * as Lint from “tslint/lib/lint”;
export class Formatter extends Lint.Formatters.AbstractFormatter { public format(failures: Lint.RuleFailure[]): string { var failuresJSON = failures.map((failure: Lint.RuleFailure) => failure.toJson()); return JSON.stringify(failuresJSON); } } ```
Such custom formatters can also be written in Javascript. Additionally, formatter files are always named with the suffix Formatter
, and referenced from TSLint without its suffix.