hexo/node_modules/tapable/lib/AsyncSeriesWaterfallHook.js

48 lines
1.3 KiB
JavaScript

/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const Hook = require("./Hook");
const HookCodeFactory = require("./HookCodeFactory");
class AsyncSeriesWaterfallHookCodeFactory extends HookCodeFactory {
content({ onError, onResult, onDone }) {
return this.callTapsSeries({
onError: (i, err, next, doneBreak) => onError(err) + doneBreak(true),
onResult: (i, result, next) => {
let code = "";
code += `if(${result} !== undefined) {\n`;
code += `${this._args[0]} = ${result};\n`;
code += `}\n`;
code += next();
return code;
},
onDone: () => onResult(this._args[0])
});
}
}
const factory = new AsyncSeriesWaterfallHookCodeFactory();
const COMPILE = function(options) {
factory.setup(this, options);
return factory.create(options);
};
function AsyncSeriesWaterfallHook(args = [], name = undefined) {
if (args.length < 1)
throw new Error("Waterfall hooks must have at least one argument");
const hook = new Hook(args, name);
hook.constructor = AsyncSeriesWaterfallHook;
hook.compile = COMPILE;
hook._call = undefined;
hook.call = undefined;
return hook;
}
AsyncSeriesWaterfallHook.prototype = null;
module.exports = AsyncSeriesWaterfallHook;