@ribajs/core
Version:
Core module of Riba.js
34 lines • 3.53 kB
JavaScript
import { isNumber } from "@ribajs/utils/src/type.js";
import { toDecimalFormatter } from "../type/to-decimal.formatter.js";
import { isIntegerFormatter } from "../type/is-integer.formatter.js";
const DEFAULT_DECIMAL_SEPARATOR = ".";
const DEFAULT_THOUSAND_SEPARATOR = "'";
const DEFAULT_PRECISION = 2;
export const numberFormatFormatter = {
name: "numberFormat",
read(target, precision = DEFAULT_PRECISION, decimalSeparator = DEFAULT_DECIMAL_SEPARATOR, thousandSeparator = DEFAULT_THOUSAND_SEPARATOR) {
if (!toDecimalFormatter.read) {
throw new Error("toDecimalFormatter must have a read function");
}
if (!isIntegerFormatter.read) {
throw new Error("isIntegerFormatter must have a read function");
}
target = isNumber(target) ? target : toDecimalFormatter.read(target);
if (!isIntegerFormatter.read(precision)) {
precision = DEFAULT_PRECISION;
}
let retStr = (+(Math.round(+(Math.abs(target) + "e" + precision)) +
"e" +
-precision)).toFixed(precision);
if (target < 0)
retStr = "-" + retStr;
const ret = retStr.split(".");
if (ret.length == 2) {
return (ret[0].replace(/\B(?=(\d{3})+(?!\d))/g, thousandSeparator) +
decimalSeparator +
ret[1]);
}
return ret[0].replace(/\B(?=(\d{3})+(?!\d))/g, thousandSeparator);
},
};
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