44 lines
1.4 KiB
JavaScript
44 lines
1.4 KiB
JavaScript
var transpiler = require('./index.js');
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module.exports = {
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'preprocessor:traceur': ['factory', createJs2DartPreprocessor]
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};
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function createJs2DartPreprocessor(logger, basePath, config, emitter) {
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var log = logger.create('traceur');
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// Reload the transpiler sources so we don't need to
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// restart karma when we made changes to traceur.
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// As there is no event that is called before any preprocessor runs,
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// we listen for the end event in karma to reload the
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// transpiler sources.
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emitter.on('run_complete', function(filesPromise) {
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transpiler.reloadSources();
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});
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return function(content, file, done) {
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try {
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var moduleName = config.resolveModuleName(file.originalPath);
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if (config.transformPath) {
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file.path = config.transformPath(file.originalPath);
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}
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done(null, transpiler.compile(config.options, {
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inputPath: file.originalPath,
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moduleName: moduleName
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}, content));
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} catch (errors) {
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var errorString;
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if (errors.forEach) {
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errors.forEach(function(error) {
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log.error(error);
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});
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errorString = errors.join('\n');
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} else {
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log.error(errors);
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errorString = errors;
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}
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done(new Error('TRACEUR COMPILE ERRORS\n' + errorString));
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}
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};
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}
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createJs2DartPreprocessor.$inject = ['logger', 'config.basePath', 'config.traceurPreprocessor', 'emitter'];
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