@messageformat/number-skeleton

Tools for working with ICU NumberFormat skeletons and patterns.

import {
  getNumberFormatter,
  getNumberFormatterSource,
  NumberFormatError,
  parseNumberPattern,
  parseNumberSkeleton,
  Skeleton, // TS only
  Unit // TS only
} from '@messageformat/number-skeleton';

The package is released as an ES module only. If using from a CommonJS context, you may need to import() it, or use a module loader like esm.

Uses Intl.NumberFormat internally, including features provided by the Unified API Proposal.

Classes

Class	Description
NumberFormatError	Base class for errors. In addition to a code and a human-friendly message, may also includes the token stem as well as other fields.

Functions

Function	Description
getNumberFormatter(locales, skeleton, currency, onError)	Returns a number formatter function for the given locales and number skeleton
getNumberFormatterSource(locales, skeleton, currency, onError)	Returns a string of JavaScript source that evaluates to a number formatter function with the same (value: number) => string signature as the function returned by getNumberFormatter().
parseNumberPattern(src, currency, onError)	Parse an ICU NumberFormatter pattern string into a Skeleton structure.
parseNumberSkeleton(src, onError)	Parse an ICU NumberFormatter skeleton string into a Skeleton structure.

Interfaces

Interface	Description
Skeleton	An object representation of a parsed string skeleton, with token values grouped by type.

Type Aliases

Type Alias	Description
Unit	Measurement units defined by the Unicode CLDR

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Messageformat is an OpenJS Foundation project, and we follow its Code of Conduct.