Nils Knappmeier
40 lines
991 B
JavaScript
40 lines
991 B
JavaScript
var childProcess = require('child_process');
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module.exports = function(grunt) {
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grunt.registerTask('parser', 'Generate jison parser.', function() {
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var done = this.async();
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var cmd = './node_modules/.bin/jison';
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if (process.platform === 'win32') {
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cmd = 'node_modules\\.bin\\jison.cmd';
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}
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var child = childProcess.spawn(
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cmd,
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['-m', 'js', 'src/handlebars.yy', 'src/handlebars.l'],
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{ stdio: 'inherit' }
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);
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child.on('exit', function(code) {
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if (code != 0) {
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grunt.fatal('Jison failure: ' + code);
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done();
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return;
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}
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var src = [
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'src/parser-prefix.js',
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'handlebars.js',
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'src/parser-suffix.js'
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]
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.map(grunt.file.read)
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.join('');
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grunt.file.delete('handlebars.js');
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grunt.file.write('lib/handlebars/compiler/parser.js', src);
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grunt.log.writeln('Parser "lib/handlebars/compiler/parser.js" created.');
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done();
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});
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});
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};
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