Initial commit

node_modules/istanbul/lib/command/report.js

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+/*
+ Copyright (c) 2012, Yahoo! Inc.  All rights reserved.
+ Copyrights licensed under the New BSD License. See the accompanying LICENSE file for terms.
+ */
+
+var nopt = require('nopt'),
+    Report = require('../report'),
+    Reporter = require('../reporter'),
+    path = require('path'),
+    fs = require('fs'),
+    Collector = require('../collector'),
+    helpFormatter = require('../util/help-formatter'),
+    formatOption = helpFormatter.formatOption,
+    formatPara = helpFormatter.formatPara,
+    filesFor = require('../util/file-matcher').filesFor,
+    util = require('util'),
+    Command = require('./index'),
+    configuration = require('../config');
+
+function ReportCommand() {
+    Command.call(this);
+}
+
+ReportCommand.TYPE = 'report';
+util.inherits(ReportCommand, Command);
+
+function printDeprecationMessage(pat, fmt) {
+    console.error('**********************************************************************');
+    console.error('DEPRECATION WARNING! You are probably using the old format of the report command');
+    console.error('This will stop working soon, see `istanbul help report` for the new command format');
+    console.error('Assuming you meant: istanbul report --include=' + pat + ' ' + fmt);
+    console.error('**********************************************************************');
+}
+
+Command.mix(ReportCommand, {
+    synopsis: function () {
+        return "writes reports for coverage JSON objects produced in a previous run";
+    },
+
+    usage: function () {
+        console.error('\nUsage: ' + this.toolName() + ' ' + this.type() + ' <options> [ <format> ... ]\n\nOptions are:\n\n' +
+            [
+                formatOption('--config <path-to-config>', 'the configuration file to use, defaults to .istanbul.yml'),
+                formatOption('--root <input-directory>', 'The input root directory for finding coverage files'),
+                formatOption('--dir <report-directory>', 'The output directory where files will be written. This defaults to ./coverage/'),
+                formatOption('--include <glob>', 'The glob pattern to select one or more coverage files, defaults to **/coverage*.json'),
+                formatOption('--verbose, -v', 'verbose mode')
+            ].join('\n\n'));
+
+        console.error('\n');
+        console.error('<format> is one of ');
+        Report.getReportList().forEach(function (name) {
+           console.error(formatOption(name, Report.create(name).synopsis()));
+        });
+        console.error("");
+        console.error(formatPara([
+            'Default format is lcov unless otherwise specified in the config file.',
+            'In addition you can tweak the file names for various reports using the config file.',
+            'Type `istanbul help config` to see what can be tweaked.'
+        ].join(' ')));
+        console.error('\n');
+    },
+
+    run: function (args, callback) {
+
+        var template = {
+                config: path,
+                root: path,
+                dir: path,
+                include: String,
+                verbose: Boolean
+            },
+            opts = nopt(template, { v : '--verbose' }, args, 0),
+            includePattern = opts.include || '**/coverage*.json',
+            root,
+            collector = new Collector(),
+            config = configuration.loadFile(opts.config, {
+                verbose: opts.verbose,
+                reporting: {
+                    dir: opts.dir
+                }
+            }),
+            formats = opts.argv.remain,
+            reporter = new Reporter(config);
+
+        // Start: backward compatible processing
+        if (formats.length === 2 &&
+                Report.getReportList().indexOf(formats[1]) < 0) {
+            includePattern = formats[1];
+            formats = [ formats[0] ];
+            printDeprecationMessage(includePattern, formats[0]);
+        }
+        // End: backward compatible processing
+
+        if (formats.length === 0) {
+            formats = config.reporting.reports();
+        }
+        if (formats.length === 0) {
+            formats = [ 'lcov' ];
+        }
+        reporter.addAll(formats);
+
+        root = opts.root || process.cwd();
+        filesFor({
+            root: root,
+            includes: [ includePattern ]
+        }, function (err, files) {
+            if (err) { throw err; }
+            files.forEach(function (file) {
+                var coverageObject =  JSON.parse(fs.readFileSync(file, 'utf8'));
+                collector.add(coverageObject);
+            });
+            reporter.write(collector, false, function (err) {
+                console.log('Done');
+                return callback(err);
+            });
+        });
+    }
+});
+
+module.exports = ReportCommand;
+
+