Add script to create a benchmark test using the compiler
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scripts/createBenchmark.ts
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124
scripts/createBenchmark.ts
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/// <reference path="../src/harness/external/node.d.ts" />
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/// <reference path="../built/local/typescript.d.ts" />
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import * as fs from "fs";
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import * as path from "path";
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import * as typescript from "typescript";
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declare var ts: typeof typescript;
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var tsSourceDir = "../src";
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var tsBuildDir = "../built/local";
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var testOutputDir = "../built/benchmark";
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var sourceFiles = [
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"compiler/types.ts",
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"compiler/core.ts",
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"compiler/sys.ts",
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"compiler/diagnosticInformationMap.generated.ts",
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"compiler/scanner.ts",
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"compiler/binder.ts",
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"compiler/utilities.ts",
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"compiler/parser.ts",
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"compiler/checker.ts",
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"compiler/declarationEmitter.ts",
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"compiler/emitter.ts",
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"compiler/program.ts",
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"compiler/commandLineParser.ts",
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"compiler/tsc.ts"];
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// .ts sources for the compiler, used as a test input
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var rawCompilerSources = "";
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sourceFiles.forEach(f=> {
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rawCompilerSources += "\r\n" + fs.readFileSync(path.join(tsSourceDir, f)).toString();
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});
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var compilerSoruces = `var compilerSources = ${JSON.stringify(rawCompilerSources) };`;
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// .js code for the compiler, what we are actuallty testing
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var rawCompilerJavaScript = fs.readFileSync(path.join(tsBuildDir, "tsc.js")).toString();
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rawCompilerJavaScript = rawCompilerJavaScript.replace("ts.executeCommandLine(ts.sys.args);", "");
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// lib.d.ts sources
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var rawLibSources = fs.readFileSync(path.join(tsBuildDir, "lib.d.ts")).toString();
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var libSoruces = `var libSources = ${JSON.stringify(rawLibSources) };`;
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// write test output
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if (!fs.existsSync(testOutputDir)) {
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fs.mkdirSync(testOutputDir);
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}
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// 1. compiler ts sources, used to test
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fs.writeFileSync(
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path.join(testOutputDir, "compilerSources.js"),
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`${ compilerSoruces } \r\n ${ libSoruces }`);
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// 2. the compiler js sources + a call the compiler
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fs.writeFileSync(
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path.join(testOutputDir, "benchmarktsc.js"),
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`${ rawCompilerJavaScript }\r\n${ compile.toString() }\r\ncompile(compilerSources, libSources);`);
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// 3. test html file to drive the test
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fs.writeFileSync(
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path.join(testOutputDir, "benchmarktsc.html"),
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`<!DOCTYPE HTML>
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<html>
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<head>
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<meta content="IE=Edge" http-equiv="X-UA-Compatible">
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<title>Typescript 1.1 Compiler</title>
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<meta content="text/html; charset=ISO-8859-1" http-equiv="content-type">
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</head>
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<body>
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<div><span>Status: </span><span id="status">Running</span></div>
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<div id="main"><span>End-to-End Time: </span><span id="totalTime">N/A</span></div>
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<script>
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var startTime = performance.now();
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</script>
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<script src="compilerSources.js"></script>
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<script src="benchmarktsc.js"></script>
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<script>
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var endTime = performance.now();
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document.getElementById("totalTime").innerHTML = parseInt(endTime - startTime, 10);
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document.getElementById("status").innerHTML = "DONE";
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</script>
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</body>
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</html>`);
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function compile(compilerSources, librarySources) {
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var program = ts.createProgram(
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["lib.d.ts", "compiler.ts"],
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{
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noResolve: true,
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out: "compiler.js",
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removeComments: true,
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target: ts.ScriptTarget.ES3
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}, {
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getDefaultLibFileName: () => "lib.d.ts",
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getSourceFile: (filename, languageVersion) => {
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var source: string;
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if (filename === "lib.d.ts") source = librarySources;
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else if (filename === "compiler.ts") source = compilerSources;
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else console.error("Unexpected read file request: " + filename);
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return ts.createSourceFile(filename, source, languageVersion);
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},
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writeFile: (filename, data, writeByteOrderMark) => {
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if (filename !== "compiler.js")
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console.error("Unexpected write file request: " + filename);
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// console.log(data);
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},
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getCurrentDirectory: () => "",
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getCanonicalFileName: (filename) => filename,
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useCaseSensitiveFileNames: () => false,
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getNewLine: () => "\r\n"
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});
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var emitOutput = program.emit();
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var errors = program.getSyntacticDiagnostics()
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.concat(program.getSemanticDiagnostics())
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.concat(program.getGlobalDiagnostics())
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.concat(emitOutput.diagnostics);
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if (errors.length) {
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console.error("Unexpected errors.");
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errors.forEach(e=> console.log(`${e.code}: ${e.messageText}`))
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}
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}
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