43 lines
1.4 KiB
Plaintext
43 lines
1.4 KiB
Plaintext
'use strict';
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var stringifyNumber = require('../../stringify/stringifyNumber.js');
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const intIdentify = (value) => typeof value === 'bigint' || Number.isInteger(value);
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const intResolve = (str, offset, radix, { intAsBigInt }) => (intAsBigInt ? BigInt(str) : parseInt(str.substring(offset), radix));
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function intStringify(node, radix, prefix) {
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const { value } = node;
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if (intIdentify(value) && value >= 0)
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return prefix + value.toString(radix);
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return stringifyNumber.stringifyNumber(node);
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}
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const intOct = {
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identify: value => intIdentify(value) && value >= 0,
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default: true,
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tag: 'tag:yaml.org,2002:int',
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format: 'OCT',
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test: /^0o[0-7]+$/,
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resolve: (str, _onError, opt) => intResolve(str, 2, 8, opt),
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stringify: node => intStringify(node, 8, '0o')
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};
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const int = {
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identify: intIdentify,
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default: true,
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tag: 'tag:yaml.org,2002:int',
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test: /^[-+]?[0-9]+$/,
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resolve: (str, _onError, opt) => intResolve(str, 0, 10, opt),
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stringify: stringifyNumber.stringifyNumber
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};
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const intHex = {
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identify: value => intIdentify(value) && value >= 0,
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default: true,
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tag: 'tag:yaml.org,2002:int',
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format: 'HEX',
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test: /^0x[0-9a-fA-F]+$/,
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resolve: (str, _onError, opt) => intResolve(str, 2, 16, opt),
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stringify: node => intStringify(node, 16, '0x')
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};
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exports.int = int;
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exports.intHex = intHex;
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exports.intOct = intOct;
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