wikibase-edit/dist/src/lib/claim/quantity.js

Edit Wikibase from NodeJS

import { isItemId } from 'wikibase-sdk';
import { newError } from '../error.js';
import { isPlainObject, isSignedStringNumber, isString, isStringNumber } from '../utils.js';
const itemUnitPattern = /^http.*\/entity\/(Q\d+)$/;
export function parseQuantity(amount, instance) {
    let unit, upperBound, lowerBound;
    if (isPlainObject(amount))
        ({ amount, unit, upperBound, lowerBound } = amount);
    if (isItemId(unit))
        unit = `${forceHttp(instance)}/entity/${unit}`;
    validateNumber('amount', amount);
    validateNumber('upperBound', upperBound);
    validateNumber('lowerBound', lowerBound);
    unit = unit || '1';
    return { amount: signAmount(amount), unit, upperBound, lowerBound };
}
export function parseUnit(unit) {
    if (unit.match(itemUnitPattern))
        unit = unit.replace(itemUnitPattern, '$1');
    return unit;
}
function signAmount(amount) {
    let amountNum;
    if (isSignedStringNumber(amount))
        return `${amount}`;
    else if (typeof amount === 'number')
        amountNum = amount;
    else if (isStringNumber(amount))
        amountNum = parseFloat(amount);
    if (amountNum === 0)
        return '0';
    return amountNum > 0 ? `+${amountNum}` : `${amountNum}`;
}
const forceHttp = (instance) => instance.replace('https:', 'http:');
function validateNumber(label, num) {
    if (isString(num) && !isStringNumber(num)) {
        throw newError('invalid string number', { [label]: num });
    }
}
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