my-idlers/node_modules/collect.js/dist/methods/where.js

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'use strict';
var values = require('../helpers/values');
var nestedValue = require('../helpers/nestedValue');
module.exports = function where(key, operator, value) {
var comparisonOperator = operator;
var comparisonValue = value;
var items = values(this.items);
if (operator === undefined || operator === true) {
return new this.constructor(items.filter(function (item) {
return nestedValue(item, key);
}));
}
if (operator === false) {
return new this.constructor(items.filter(function (item) {
return !nestedValue(item, key);
}));
}
if (value === undefined) {
comparisonValue = operator;
comparisonOperator = '===';
}
var collection = items.filter(function (item) {
switch (comparisonOperator) {
case '==':
return nestedValue(item, key) === Number(comparisonValue) || nestedValue(item, key) === comparisonValue.toString();
default:
case '===':
return nestedValue(item, key) === comparisonValue;
case '!=':
case '<>':
return nestedValue(item, key) !== Number(comparisonValue) && nestedValue(item, key) !== comparisonValue.toString();
case '!==':
return nestedValue(item, key) !== comparisonValue;
case '<':
return nestedValue(item, key) < comparisonValue;
case '<=':
return nestedValue(item, key) <= comparisonValue;
case '>':
return nestedValue(item, key) > comparisonValue;
case '>=':
return nestedValue(item, key) >= comparisonValue;
}
});
return new this.constructor(collection);
};