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80 lines
2.2 KiB
80 lines
2.2 KiB
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const Hook = require("./Hook");
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const HookCodeFactory = require("./HookCodeFactory");
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class AsyncParallelBailHookCodeFactory extends HookCodeFactory {
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content({ onError, onResult, onDone }) {
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let code = "";
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code += `var _results = new Array(${this.options.taps.length});\n`;
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code += "var _checkDone = () => {\n";
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code += "for(var i = 0; i < _results.length; i++) {\n";
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code += "var item = _results[i];\n";
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code += "if(item === undefined) return false;\n";
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code += "if(item.result !== undefined) {\n";
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code += onResult("item.result");
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code += "return true;\n";
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code += "}\n";
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code += "if(item.error) {\n";
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code += onError("item.error");
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code += "return true;\n";
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code += "}\n";
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code += "}\n";
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code += "return false;\n";
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code += "}\n";
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code += this.callTapsParallel({
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onError: (i, err, done, doneBreak) => {
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let code = "";
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code += `if(${i} < _results.length && ((_results.length = ${i +
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1}), (_results[${i}] = { error: ${err} }), _checkDone())) {\n`;
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code += doneBreak(true);
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code += "} else {\n";
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code += done();
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code += "}\n";
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return code;
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},
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onResult: (i, result, done, doneBreak) => {
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let code = "";
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code += `if(${i} < _results.length && (${result} !== undefined && (_results.length = ${i +
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1}), (_results[${i}] = { result: ${result} }), _checkDone())) {\n`;
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code += doneBreak(true);
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code += "} else {\n";
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code += done();
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code += "}\n";
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return code;
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},
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onTap: (i, run, done, doneBreak) => {
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let code = "";
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if (i > 0) {
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code += `if(${i} >= _results.length) {\n`;
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code += done();
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code += "} else {\n";
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}
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code += run();
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if (i > 0) code += "}\n";
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return code;
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},
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onDone
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});
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return code;
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}
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}
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const factory = new AsyncParallelBailHookCodeFactory();
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class AsyncParallelBailHook extends Hook {
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compile(options) {
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factory.setup(this, options);
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return factory.create(options);
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}
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}
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Object.defineProperties(AsyncParallelBailHook.prototype, {
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_call: { value: undefined, configurable: true, writable: true }
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});
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module.exports = AsyncParallelBailHook;
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