97 lines
2.8 KiB
JavaScript
97 lines
2.8 KiB
JavaScript
'use strict';
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var childProcess = require('child_process');
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var fs = require('fs');
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var path = require('path');
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var isTest = process.argv[2] === '--only-test';
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// TODO: This build task should be removed upon release of TypeScript 1.5 with
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// the support for `tsconfig.json`. Invoking `tsc` from `package.json` will then
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// read the configuration and compile accordingly. It seems that `TSLint` will,
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// eventually, support this mechanism too. That prevents the need for any kind
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// of build task and will run entirely based on instructions from `npm`.
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//
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// Reference #1: https://github.com/Microsoft/TypeScript/issues/1667
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// Reference #2: https://github.com/palantir/tslint/issues/281
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read(function(err, fileNames) {
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clean(fileNames, function() {
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var hasLintError = false;
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compile(fileNames, function(err) {
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if (err) {
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console.error(err);
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return process.exit(1);
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}
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lint(fileNames, function(message) {
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process.stdout.write(message);
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hasLintError = true;
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}, function() {
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process.exit(Number(hasLintError));
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});
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});
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});
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});
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/**
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* Clean the files.
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* @param {Array.<string>} filePaths
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* @param {function()} done
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*/
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function clean(filePaths, done) {
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if (isTest) return done();
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var i = -1;
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(function next() {
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i += 1;
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if (i >= filePaths.length) return done();
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var filePath = filePaths[i];
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if (/\.d\.ts$/.test(filePath)) return next();
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var mapName = filePath.substring(4, filePath.length - 2) + 'js.map';
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var mapPath = path.join('dist', mapName);
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if (fs.existsSync(mapPath)) fs.unlinkSync(mapPath);
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next();
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})();
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}
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/**
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* Compile the files.
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* @param {Array.<string>} filePaths
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* @param {function(Error)} done
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*/
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function compile(filePaths, done) {
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if (isTest) return done(null);
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var execPath = path.join(__dirname, 'node_modules/.bin/tsc');
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var options = '--declaration --module CommonJS --noImplicitAny --outDir dist --target ES5';
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childProcess.exec([execPath, options].concat(filePaths).join(' '), function(err, stdout) {
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if (stdout) return done(new Error(stdout));
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done(null);
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});
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}
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/**
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* Lint the files.
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* @param {Array.<string>} filePaths
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* @param {function(string)} handler
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* @param {function()} done
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*/
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function lint(filePaths, handler, done) {
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var i = -1;
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var execPath = path.join(__dirname, 'node_modules/.bin/tslint');
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(function next() {
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i += 1;
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if (i >= filePaths.length) return done();
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var filePath = filePaths[i];
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if (/\.d\.ts$/.test(filePath)) return next();
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childProcess.exec(execPath + ' -f ' + filePath, function(err, stdout) {
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if (stdout) handler(stdout);
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next();
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});
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})();
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}
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/**
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* Read the files from the project file.
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* @param {function(Error, Array.<string>)} done
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*/
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function read(done) {
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done(null, JSON.parse(fs.readFileSync('tsconfig.json', 'utf8')).files);
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}
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