34 lines
1.2 KiB
TypeScript
34 lines
1.2 KiB
TypeScript
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import {Promise, PromiseWrapper} from 'angular2/src/core/facade/async';
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import {isPresent, global} from 'angular2/src/core/facade/lang';
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var evalCounter = 0;
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function nextModuleName() {
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return `evalScript${evalCounter++}`;
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}
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export function evalModule(moduleSource: string, moduleImports: string[][], args: any[]):
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Promise<any> {
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var moduleName = nextModuleName();
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var moduleSourceWithImports = [];
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var importModuleNames = [];
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moduleImports.forEach(sourceImport => {
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var modName = sourceImport[0];
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var modAlias = sourceImport[1];
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importModuleNames.push(modName);
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moduleSourceWithImports.push(`var ${modAlias} = require('${modName}');`);
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});
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moduleSourceWithImports.push(moduleSource);
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var moduleBody = new Function('require', 'exports', 'module', moduleSourceWithImports.join('\n'));
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var System = global['System'];
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if (isPresent(System) && isPresent(System.registerDynamic)) {
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System.registerDynamic(moduleName, importModuleNames, false, moduleBody);
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return <Promise<any>>System.import(moduleName).then((module) => module.run(args));
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} else {
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var exports = {};
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moduleBody(require, exports, {});
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return PromiseWrapper.resolve(exports['run'](args));
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}
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}
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