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54 lines
1.1 KiB
54 lines
1.1 KiB
"use strict";
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var Options = require("./options");
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module.exports = normalizeArgs;
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/**
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* Normalizes the given arguments, accounting for optional args.
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*
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* @param {Arguments} args
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* @returns {object}
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*/
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function normalizeArgs (args) {
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var path, schema, options, callback;
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args = Array.prototype.slice.call(args);
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if (typeof args[args.length - 1] === "function") {
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// The last parameter is a callback function
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callback = args.pop();
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}
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if (typeof args[0] === "string") {
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// The first parameter is the path
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path = args[0];
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if (typeof args[2] === "object") {
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// The second parameter is the schema, and the third parameter is the options
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schema = args[1];
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options = args[2];
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}
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else {
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// The second parameter is the options
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schema = undefined;
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options = args[1];
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}
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}
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else {
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// The first parameter is the schema
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path = "";
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schema = args[0];
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options = args[1];
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}
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if (!(options instanceof Options)) {
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options = new Options(options);
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}
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return {
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path: path,
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schema: schema,
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options: options,
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callback: callback
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};
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}
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