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Oct 9, 2021
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docs(jest-matcher-utils): README.md #11942

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README.md
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chore: prettier packages/jest-matcher-utils/README.md
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# jest-matcher-utils

This package's exports are most notably used by `expect`'s [`this.utils`](https://jestjs.io/docs/expect#thisutils).

## Installation

To add this package as a dependency of a project, run either of the following commands:

- `npm install jest-matcher-utils`
- `yarn add jest-matcher-utils`

## Exports ([src/index.ts](jest-matcher-utils/src/index.ts))

### Functions
`stringify`
`highlightTrailingWhitespace`
`printReceived`
`printExpected`
`printWithType`
`ensureNoExpected`
`ensureActualIsNumber`
`ensureExpectedIsNumber`
`ensureNumbers`
`ensureExpectedIsNonNegativeInteger`
`printDiffOrStringify`
`diff`
`pluralize`
`getLabelPrinter`
`matcherErrorMessage`
`matcherHint`

### Types
`MatcherHintOptions`
`DiffOptions`

### Constants
`EXPECTED_COLOR`
`RECEIVED_COLOR`
`INVERTED_COLOR`
`BOLD_WEIGHT`
`DIM_COLOR`
`SUGGEST_TO_CONTAIN_EQUAL`
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