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reporter.js
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reporter.js
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var util = require('util');
var log = require('./logger').create('reporter');
var MultiReporter = require('./reporters/multi');
var baseReporterDecoratorFactory = require('./reporters/base').decoratorFactory;
var SourceMapConsumer = require('source-map').SourceMapConsumer;
var createErrorFormatter = function(basePath, emitter, SourceMapConsumer) {
var lastServedFiles = [];
emitter.on('file_list_modified', function(filesPromise) {
filesPromise.then(function(files) {
lastServedFiles = files.served;
});
});
var findFile = function(path) {
for (var i = 0; i < lastServedFiles.length; i++) {
if (lastServedFiles[i].path === path) {
return lastServedFiles[i];
}
}
return null;
};
var URL_REGEXP = new RegExp('http:\\/\\/[^\\/]*\\/' +
'(base|absolute)' + // prefix
'([^\\?\\s\\:]*)' + // path
'(\\?\\w*)?' + // sha
'(\\:(\\d+))?' + // line
'(\\:(\\d+))?' + // column
'', 'g');
return function(msg, indentation) {
// remove domain and timestamp from source files
// and resolve base path / absolute path urls into absolute path
msg = (msg || '').replace(URL_REGEXP, function(_, prefix, path, __, ___, line, ____, column) {
if (prefix === 'base') {
path = basePath + path;
}
var file = findFile(path);
if (file && file.sourceMap) {
line = parseInt(line || '0', 10);
column = parseInt(column || '0', 10);
var smc = new SourceMapConsumer(file.sourceMap);
var original = smc.originalPositionFor({line: line, column: column});
return util.format('%s:%d:%d <- %s:%d:%d', path, line, column, original.source,
original.line, original.column);
}
return path + (line ? ':' + line : '') + (column ? ':' + column : '');
});
// indent every line
if (indentation) {
msg = indentation + msg.replace(/\n/g, '\n' + indentation);
}
return msg + '\n';
};
};
var createReporters = function(names, config, emitter, injector) {
var errorFormatter = createErrorFormatter(config.basePath, emitter, SourceMapConsumer);
var reporters = [];
// TODO(vojta): instantiate all reporters through DI
names.forEach(function(name) {
if (['dots', 'progress'].indexOf(name) !== -1) {
var Cls = require('./reporters/' + name + (config.colors ? '_color' : ''));
return reporters.push(new Cls(errorFormatter, config.reportSlowerThan));
}
var locals = {
baseReporterDecorator: ['factory', baseReporterDecoratorFactory],
formatError: ['value', errorFormatter]
};
try {
reporters.push(injector.createChild([locals], ['reporter:' + name]).get('reporter:' + name));
} catch (e) {
if (e.message.indexOf('No provider for "reporter:' + name + '"') !== -1) {
log.warn('Can not load "%s", it is not registered!\n ' +
'Perhaps you are missing some plugin?', name);
} else {
log.warn('Can not load "%s"!\n ' + e.stack, name);
}
}
});
// bind all reporters
reporters.forEach(function(reporter) {
emitter.bind(reporter);
});
return new MultiReporter(reporters);
};
createReporters.$inject = ['config.reporters', 'config', 'emitter', 'injector'];
// PUBLISH
exports.createReporters = createReporters;