86 lines
2.8 KiB
JavaScript
86 lines
2.8 KiB
JavaScript
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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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(dir + '{/lib,/web}/**/*.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 && fileName.indexOf("/packages/") === -1) {
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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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//TODO remove --package-warnings once dartanalyzer handles transitive libraries
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var stream = spawn(config.command, ['--fatal-warnings', '--package-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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var errorCount = 0;
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rl.on('line', function(line) {
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//TODO remove once dartanalyzer handles transitive libraries
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//skip errors in third-party packages
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if (line.indexOf(dirName) == -1) {
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return;
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}
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if (line.match(/Unused import/)) {
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if (line.match(/_analyzer\.dart/)) {
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return;
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}
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//TODO: remove this work-around once #704 is fixed
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if (line.match(/\/test\/core\/compiler\/view_.*spec\.dart/)) {
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return;
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}
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}
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if (line.match(/\[hint\]/)) {
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hintCount++;
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} else {
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errorCount ++;
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}
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console.log(dirName + ':' + line);
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});
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stream.on('close', function() {
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var error;
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if (errorCount > 0) {
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error = new Error('Dartanalyzer showed errors');
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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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