'use strict';
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var Type = require('../type');
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function resolveYamlBoolean(data) {
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if (data === null) return false;
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var max = data.length;
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return (max === 4 && (data === 'true' || data === 'True' || data === 'TRUE')) ||
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(max === 5 && (data === 'false' || data === 'False' || data === 'FALSE'));
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}
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function constructYamlBoolean(data) {
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return data === 'true' ||
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data === 'True' ||
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data === 'TRUE';
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}
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function isBoolean(object) {
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return Object.prototype.toString.call(object) === '[object Boolean]';
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}
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module.exports = new Type('tag:yaml.org,2002:bool', {
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kind: 'scalar',
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resolve: resolveYamlBoolean,
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construct: constructYamlBoolean,
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predicate: isBoolean,
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represent: {
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lowercase: function (object) { return object ? 'true' : 'false'; },
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uppercase: function (object) { return object ? 'TRUE' : 'FALSE'; },
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camelcase: function (object) { return object ? 'True' : 'False'; }
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},
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defaultStyle: 'lowercase'
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});
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