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Direktori : /var/www/html/node_modules/levn/lib/ |
Current File : /var/www/html/node_modules/levn/lib/cast.js |
// Generated by LiveScript 1.6.0 (function(){ var parsedTypeCheck, types, toString$ = {}.toString; parsedTypeCheck = require('type-check').parsedTypeCheck; types = { '*': function(value, options){ switch (toString$.call(value).slice(8, -1)) { case 'Array': return typeCast(value, { type: 'Array' }, options); case 'Object': return typeCast(value, { type: 'Object' }, options); default: return { type: 'Just', value: typesCast(value, [ { type: 'Undefined' }, { type: 'Null' }, { type: 'NaN' }, { type: 'Boolean' }, { type: 'Number' }, { type: 'Date' }, { type: 'RegExp' }, { type: 'Array' }, { type: 'Object' }, { type: 'String' } ], (options.explicit = true, options)) }; } }, Undefined: function(it){ if (it === 'undefined' || it === void 8) { return { type: 'Just', value: void 8 }; } else { return { type: 'Nothing' }; } }, Null: function(it){ if (it === 'null') { return { type: 'Just', value: null }; } else { return { type: 'Nothing' }; } }, NaN: function(it){ if (it === 'NaN') { return { type: 'Just', value: NaN }; } else { return { type: 'Nothing' }; } }, Boolean: function(it){ if (it === 'true') { return { type: 'Just', value: true }; } else if (it === 'false') { return { type: 'Just', value: false }; } else { return { type: 'Nothing' }; } }, Number: function(it){ return { type: 'Just', value: +it }; }, Int: function(it){ return { type: 'Just', value: +it }; }, Float: function(it){ return { type: 'Just', value: +it }; }, Date: function(value, options){ var that; if (that = /^\#([\s\S]*)\#$/.exec(value)) { return { type: 'Just', value: new Date(+that[1] || that[1]) }; } else if (options.explicit) { return { type: 'Nothing' }; } else { return { type: 'Just', value: new Date(+value || value) }; } }, RegExp: function(value, options){ var that; if (that = /^\/([\s\S]*)\/([gimy]*)$/.exec(value)) { return { type: 'Just', value: new RegExp(that[1], that[2]) }; } else if (options.explicit) { return { type: 'Nothing' }; } else { return { type: 'Just', value: new RegExp(value) }; } }, Array: function(value, options){ return castArray(value, { of: [{ type: '*' }] }, options); }, Object: function(value, options){ return castFields(value, { of: {} }, options); }, String: function(it){ var replace, that; if (toString$.call(it).slice(8, -1) !== 'String') { return { type: 'Nothing' }; } replace = function(value, quote){ return value.replace(/\\([^u]|u[0-9a-fA-F]{4})/g, function(all, escaped){ switch (escaped[0]) { case quote: return quote; case '\\': return '\\'; case 'b': return '\b'; case 'f': return '\f'; case 'n': return '\n'; case 'r': return '\r'; case 't': return '\t'; case 'u': return JSON.parse("\"" + all + "\""); default: return escaped; } }); }; if (that = it.match(/^'([\s\S]*)'$/)) { return { type: 'Just', value: replace(that[1], "'") }; } else if (that = it.match(/^"([\s\S]*)"$/)) { return { type: 'Just', value: replace(that[1], '"') }; } else { return { type: 'Just', value: it }; } } }; function castArray(node, type, options){ var typeOf, element; if (toString$.call(node).slice(8, -1) !== 'Array') { return { type: 'Nothing' }; } typeOf = type.of; return { type: 'Just', value: (function(){ var i$, ref$, len$, results$ = []; for (i$ = 0, len$ = (ref$ = node).length; i$ < len$; ++i$) { element = ref$[i$]; results$.push(typesCast(element, typeOf, options)); } return results$; }()) }; } function castTuple(node, type, options){ var result, i, i$, ref$, len$, types, cast; if (toString$.call(node).slice(8, -1) !== 'Array') { return { type: 'Nothing' }; } result = []; i = 0; for (i$ = 0, len$ = (ref$ = type.of).length; i$ < len$; ++i$) { types = ref$[i$]; cast = typesCast(node[i], types, options); if (toString$.call(cast).slice(8, -1) !== 'Undefined') { result.push(cast); } i++; } if (node.length <= i) { return { type: 'Just', value: result }; } else { return { type: 'Nothing' }; } } function castFields(node, type, options){ var typeOf, key, value; if (toString$.call(node).slice(8, -1) !== 'Object') { return { type: 'Nothing' }; } typeOf = type.of; return { type: 'Just', value: (function(){ var ref$, resultObj$ = {}; for (key in ref$ = node) { value = ref$[key]; resultObj$[typesCast(key, [{ type: 'String' }], options)] = typesCast(value, typeOf[key] || [{ type: '*' }], options); } return resultObj$; }()) }; } function typeCast(node, typeObj, options){ var type, structure, castFunc, ref$; type = typeObj.type, structure = typeObj.structure; if (type) { castFunc = ((ref$ = options.customTypes[type]) != null ? ref$.cast : void 8) || types[type]; if (!castFunc) { throw new Error("Type not defined: " + type + "."); } return castFunc(node, options, typesCast); } else { switch (structure) { case 'array': return castArray(node, typeObj, options); case 'tuple': return castTuple(node, typeObj, options); case 'fields': return castFields(node, typeObj, options); } } } function typesCast(node, types, options){ var i$, len$, type, ref$, valueType, value; for (i$ = 0, len$ = types.length; i$ < len$; ++i$) { type = types[i$]; ref$ = typeCast(node, type, options), valueType = ref$.type, value = ref$.value; if (valueType === 'Nothing') { continue; } if (parsedTypeCheck([type], value, { customTypes: options.customTypes })) { return value; } } throw new Error("Value " + JSON.stringify(node) + " does not type check against " + JSON.stringify(types) + "."); } module.exports = function(node, types, options){ if (!options.explicit && types.length === 1 && types[0].type === 'String') { return node; } return typesCast(node, types, options); }; }).call(this);