json-schema-library/dist/module/lib/utils/getPrecision.js

Customizable and hackable json-validator and json-schema utilities for traversal, data generation and validation

/**
 * returns the floating point precision of a decimal number or 0
 */
export function getPrecision(value) {
    const string = `${value}`;
    const index = string.indexOf(".");
    return index === -1 ? 0 : string.length - (index + 1);
}