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// Generated by LiveScript 1.4.0
(function(){
var ref$, any, all, isItNaN, types, defaultType, customTypes, toString$ = {}.toString;
ref$ = require('prelude-ls'), any = ref$.any, all = ref$.all, isItNaN = ref$.isItNaN;
types = {
Number: {
typeOf: 'Number',
validate: function(it){
return !isItNaN(it);
}
},
NaN: {
typeOf: 'Number',
validate: isItNaN
},
Int: {
typeOf: 'Number',
validate: function(it){
return !isItNaN(it) && it % 1 === 0;
}
},
Float: {
typeOf: 'Number',
validate: function(it){
return !isItNaN(it);
}
},
Date: {
typeOf: 'Date',
validate: function(it){
return !isItNaN(it.getTime());
}
}
};
defaultType = {
array: 'Array',
tuple: 'Array'
};
function checkArray(input, type){
return all(function(it){
return checkMultiple(it, type.of);
}, input);
}
function checkTuple(input, type){
var i, i$, ref$, len$, types;
i = 0;
for (i$ = 0, len$ = (ref$ = type.of).length; i$ < len$; ++i$) {
types = ref$[i$];
if (!checkMultiple(input[i], types)) {
return false;
}
i++;
}
return input.length <= i;
}
function checkFields(input, type){
var inputKeys, numInputKeys, k, numOfKeys, key, ref$, types;
inputKeys = {};
numInputKeys = 0;
for (k in input) {
inputKeys[k] = true;
numInputKeys++;
}
numOfKeys = 0;
for (key in ref$ = type.of) {
types = ref$[key];
if (!checkMultiple(input[key], types)) {
return false;
}
if (inputKeys[key]) {
numOfKeys++;
}
}
return type.subset || numInputKeys === numOfKeys;
}
function checkStructure(input, type){
if (!(input instanceof Object)) {
return false;
}
switch (type.structure) {
case 'fields':
return checkFields(input, type);
case 'array':
return checkArray(input, type);
case 'tuple':
return checkTuple(input, type);
}
}
function check(input, typeObj){
var type, structure, setting, that;
type = typeObj.type, structure = typeObj.structure;
if (type) {
if (type === '*') {
return true;
}
setting = customTypes[type] || types[type];
if (setting) {
return setting.typeOf === toString$.call(input).slice(8, -1) && setting.validate(input);
} else {
return type === toString$.call(input).slice(8, -1) && (!structure || checkStructure(input, typeObj));
}
} else if (structure) {
if (that = defaultType[structure]) {
if (that !== toString$.call(input).slice(8, -1)) {
return false;
}
}
return checkStructure(input, typeObj);
} else {
throw new Error("No type defined. Input: " + input + ".");
}
}
function checkMultiple(input, types){
if (toString$.call(types).slice(8, -1) !== 'Array') {
throw new Error("Types must be in an array. Input: " + input + ".");
}
return any(function(it){
return check(input, it);
}, types);
}
module.exports = function(parsedType, input, options){
options == null && (options = {});
customTypes = options.customTypes || {};
return checkMultiple(input, parsedType);
};
}).call(this);
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