source: trip-planner-front/node_modules/tapable/lib/AsyncParallelBailHook.js@ 6c1585f

Last change on this file since 6c1585f was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 2.3 KB
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1/*
2 MIT License http://www.opensource.org/licenses/mit-license.php
3 Author Tobias Koppers @sokra
4*/
5"use strict";
6
7const Hook = require("./Hook");
8const HookCodeFactory = require("./HookCodeFactory");
9
10class AsyncParallelBailHookCodeFactory extends HookCodeFactory {
11 content({ onError, onResult, onDone }) {
12 let code = "";
13 code += `var _results = new Array(${this.options.taps.length});\n`;
14 code += "var _checkDone = function() {\n";
15 code += "for(var i = 0; i < _results.length; i++) {\n";
16 code += "var item = _results[i];\n";
17 code += "if(item === undefined) return false;\n";
18 code += "if(item.result !== undefined) {\n";
19 code += onResult("item.result");
20 code += "return true;\n";
21 code += "}\n";
22 code += "if(item.error) {\n";
23 code += onError("item.error");
24 code += "return true;\n";
25 code += "}\n";
26 code += "}\n";
27 code += "return false;\n";
28 code += "}\n";
29 code += this.callTapsParallel({
30 onError: (i, err, done, doneBreak) => {
31 let code = "";
32 code += `if(${i} < _results.length && ((_results.length = ${i +
33 1}), (_results[${i}] = { error: ${err} }), _checkDone())) {\n`;
34 code += doneBreak(true);
35 code += "} else {\n";
36 code += done();
37 code += "}\n";
38 return code;
39 },
40 onResult: (i, result, done, doneBreak) => {
41 let code = "";
42 code += `if(${i} < _results.length && (${result} !== undefined && (_results.length = ${i +
43 1}), (_results[${i}] = { result: ${result} }), _checkDone())) {\n`;
44 code += doneBreak(true);
45 code += "} else {\n";
46 code += done();
47 code += "}\n";
48 return code;
49 },
50 onTap: (i, run, done, doneBreak) => {
51 let code = "";
52 if (i > 0) {
53 code += `if(${i} >= _results.length) {\n`;
54 code += done();
55 code += "} else {\n";
56 }
57 code += run();
58 if (i > 0) code += "}\n";
59 return code;
60 },
61 onDone
62 });
63 return code;
64 }
65}
66
67const factory = new AsyncParallelBailHookCodeFactory();
68
69const COMPILE = function(options) {
70 factory.setup(this, options);
71 return factory.create(options);
72};
73
74function AsyncParallelBailHook(args = [], name = undefined) {
75 const hook = new Hook(args, name);
76 hook.constructor = AsyncParallelBailHook;
77 hook.compile = COMPILE;
78 hook._call = undefined;
79 hook.call = undefined;
80 return hook;
81}
82
83AsyncParallelBailHook.prototype = null;
84
85module.exports = AsyncParallelBailHook;
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