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README.md
jest-matcher-utils
This package's exports are most notably used by expect
's this.utils
.
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)
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