import { Scalar } from '../../nodes/Scalar.js'; import { stringifyNumber } from '../../stringify/stringifyNumber.js'; const floatNaN = { identify: value => typeof value === 'number', default: true, tag: 'tag:yaml.org,2002:float', test: /^[-+]?\.(?:inf|Inf|INF|nan|NaN|NAN)$/, resolve: (str) => str.slice(-3).toLowerCase() === 'nan' ? NaN : str[0] === '-' ? Number.NEGATIVE_INFINITY : Number.POSITIVE_INFINITY, stringify: stringifyNumber }; const floatExp = { identify: value => typeof value === 'number', default: true, tag: 'tag:yaml.org,2002:float', format: 'EXP', test: /^[-+]?(?:[0-9][0-9_]*)?(?:\.[0-9_]*)?[eE][-+]?[0-9]+$/, resolve: (str) => parseFloat(str.replace(/_/g, '')), stringify(node) { const num = Number(node.value); return isFinite(num) ? num.toExponential() : stringifyNumber(node); } }; const float = { identify: value => typeof value === 'number', default: true, tag: 'tag:yaml.org,2002:float', test: /^[-+]?(?:[0-9][0-9_]*)?\.[0-9_]*$/, resolve(str) { const node = new Scalar(parseFloat(str.replace(/_/g, ''))); const dot = str.indexOf('.'); if (dot !== -1) { const f = str.substring(dot + 1).replace(/_/g, ''); if (f[f.length - 1] === '0') node.minFractionDigits = f.length; } return node; }, stringify: stringifyNumber }; export { float, floatExp, floatNaN };