messageformat-number-skeleton/lib/skeleton-parser/options.js

A parser & formatter for ICU NumberFormat skeleton strings & patterns

import { BadOptionError, MissingOptionError, TooManyOptionsError } from '../errors.js';
const maxOptions = {
    'compact-short': 0,
    'compact-long': 0,
    'notation-simple': 0,
    scientific: 2,
    engineering: 2,
    percent: 0,
    permille: 0,
    'base-unit': 0,
    currency: 1,
    'measure-unit': 1,
    'per-measure-unit': 1,
    'unit-width-narrow': 0,
    'unit-width-short': 0,
    'unit-width-full-name': 0,
    'unit-width-iso-code': 0,
    'unit-width-hidden': 0,
    'precision-integer': 0,
    'precision-unlimited': 0,
    'precision-currency-standard': 0,
    'precision-currency-cash': 0,
    'precision-increment': 1,
    'rounding-mode-ceiling': 0,
    'rounding-mode-floor': 0,
    'rounding-mode-down': 0,
    'rounding-mode-up': 0,
    'rounding-mode-half-even': 0,
    'rounding-mode-half-down': 0,
    'rounding-mode-half-up': 0,
    'rounding-mode-unnecessary': 0,
    'integer-width': 1,
    scale: 1,
    'group-off': 0,
    'group-min2': 0,
    'group-auto': 0,
    'group-on-aligned': 0,
    'group-thousands': 0,
    latin: 0,
    'numbering-system': 1,
    'sign-auto': 0,
    'sign-always': 0,
    'sign-never': 0,
    'sign-accounting': 0,
    'sign-accounting-always': 0,
    'sign-except-zero': 0,
    'sign-accounting-except-zero': 0,
    'decimal-auto': 0,
    'decimal-always': 0
};
const minOptions = {
    currency: 1,
    'integer-width': 1,
    'measure-unit': 1,
    'numbering-system': 1,
    'per-measure-unit': 1,
    'precision-increment': 1,
    scale: 1
};
function hasMaxOption(stem) {
    return stem in maxOptions;
}
function hasMinOption(stem) {
    return stem in minOptions;
}
/** @internal */
export function validOptions(stem, options, onError) {
    if (hasMaxOption(stem)) {
        const maxOpt = maxOptions[stem];
        if (options.length > maxOpt) {
            if (maxOpt === 0) {
                for (const opt of options)
                    onError(new BadOptionError(stem, opt));
            }
            else {
                onError(new TooManyOptionsError(stem, options, maxOpt));
            }
            return false;
        }
        else if (hasMinOption(stem) && options.length < minOptions[stem]) {
            onError(new MissingOptionError(stem));
            return false;
        }
    }
    return true;
}