'use strict';
var YAMLException = require('./exception');
var TYPE_CONSTRUCTOR_OPTIONS = [
'kind', 'resolve', 'construct', 'instanceOf', 'predicate', 'represent', 'defaultStyle', 'styleAliases'
];
var YAML_NODE_KINDS = [
'scalar', 'sequence', 'mapping'
];
function compileStyleAliases(map) {
var result = {}; if (map !== null) { Object.keys(map).forEach(function (style) { map[style].forEach(function (alias) { result[String(alias)] = style; }); }); } return result;
}
function Type(tag, options) {
options = options || {}; Object.keys(options).forEach(function (name) { if (TYPE_CONSTRUCTOR_OPTIONS.indexOf(name) === -1) { throw new YAMLException('Unknown option "' + name + '" is met in definition of "' + tag + '" YAML type.'); } }); // TODO: Add tag format check. this.tag = tag; this.kind = options['kind'] || null; this.resolve = options['resolve'] || function () { return true; }; this.construct = options['construct'] || function (data) { return data; }; this.instanceOf = options['instanceOf'] || null; this.predicate = options['predicate'] || null; this.represent = options['represent'] || null; this.defaultStyle = options['defaultStyle'] || null; this.styleAliases = compileStyleAliases(options['styleAliases'] || null); if (YAML_NODE_KINDS.indexOf(this.kind) === -1) { throw new YAMLException('Unknown kind "' + this.kind + '" is specified for "' + tag + '" YAML type.'); }
}
module.exports = Type;