71 lines
2.3 KiB
JavaScript
71 lines
2.3 KiB
JavaScript
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var Q = require('q');
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var readline = require('readline');
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var spawn = require('child_process').spawn;
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var path = require('path');
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var glob = require('glob');
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var fs = require('fs');
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var util = require('./util');
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module.exports = function(gulp, plugins, config) {
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return function() {
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var dartModuleFolders = [].slice.call(glob.sync(config.dest + '/*'));
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var tempFile = '_analyzer.dart';
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// analyze in parallel!
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return Q.all(dartModuleFolders.map(function(dir) {
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var srcFiles = [].slice.call(glob.sync(util.filterByFile(config.srcFolderMapping, dir) + '/**/*.dart', {
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cwd: dir
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}));
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var testFiles = [].slice.call(glob.sync('test/**/*_spec.dart', {
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cwd: dir
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}));
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var analyzeFile = ['library _analyzer;'];
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srcFiles.concat(testFiles).forEach(function(fileName, index) {
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if (fileName !== tempFile) {
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analyzeFile.push('import "./'+fileName+'" as mod'+index+';');
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}
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});
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fs.writeFileSync(path.join(dir, tempFile), analyzeFile.join('\n'));
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var defer = Q.defer();
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analyze(dir, defer.makeNodeResolver());
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return defer.promise;
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}));
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function analyze(dirName, done) {
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var stream = spawn(config.command, ['--fatal-warnings', tempFile], {
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// inherit stdin and stderr, but filter stdout
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stdio: [process.stdin, 'pipe', process.stderr],
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cwd: dirName
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});
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// Filter out unused imports from our generated file.
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// We don't reexports from the generated file
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// as this could lead to name clashes when two files
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// export the same thing.
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var rl = readline.createInterface({
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input: stream.stdout,
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output: process.stdout,
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terminal: false
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});
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var hintCount = 0;
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rl.on('line', function(line) {
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if (line.match(/Unused import/)) {
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return;
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}
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if (line.match(/\[hint\]/)) {
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hintCount++;
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}
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console.log(dirName + ':' + line);
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});
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stream.on('close', function(code) {
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var error;
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if (code !== 0) {
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error = new Error('Dartanalyzer failed with exit code ' + code);
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}
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if (hintCount > 0) {
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error = new Error('Dartanalyzer showed hints');
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}
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done(error);
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});
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}
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};
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};
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