Skip to content

Instantly share code, notes, and snippets.

Embed
What would you like to do?
handlebars precompiler for rhino
importPackage(java.io);
(function(args) {
var templateFileExtension = 'handlebars',
output = ['// This file is auto-generated and should be ignored from version control.\n'],
console = {
log: print
},
showUsage = function() {
console.log('Usage: java -jar <rhino.jar> rhino-handlebars-compiler.js --handlebars <handlebars library path> --templates <templates directory> --output <output file>');
},
handlebarsLibrary,
templatesDirectory,
outputFile,
templateFiles,
outStream,
index,
templateFile,
templateContents,
argumentsParser,
options;
argumentsParser = function() {
var arg, parse = function(args) {
var options = {};
args = Array.prototype.slice.call(args);
arg = args.shift();
while (arg) {
if (arg.indexOf("--") === 0) {
options[arg.substring(2)] = args.shift();
}
arg = args.shift();
}
return options;
};
return { parse: parse };
};
options = new argumentsParser().parse(args);
handlebarsLibrary = options.handlebars;
templatesDirectory = options.templates;
outputFile = options.output;
templateFiles = new File(templatesDirectory).listFiles();
outStream = new BufferedWriter(new FileWriter(outputFile));
if (undefined === handlebarsLibrary || undefined === templatesDirectory) {
showUsage();
java.lang.System.exit(1);
}
load(handlebarsLibrary);
output.push('(function(){');
output.push('\n var template = Handlebars.template, templates = Handlebars.templates = Handlebars.templates || {};\n');
templateFiles = templateFiles.filter(function(fileName) {
return(fileName.getName().substr(-11) === ("." + templateFileExtension));
});
for (index = 0; index < templateFiles.length; index++) {
templateFile = templateFiles[index];
templateName = templateFile.getName().replaceAll(('\\.' + templateFileExtension + '$'), '');
templateContents = Handlebars.precompile(readFile(templateFile.getAbsolutePath()));
output.push(' templates[\'' + templateName + '\'] = template(' + templateContents + ');\n');
}
output.push('}());');
outStream.write(output.join(''));
outStream.close();
}(arguments));
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
You can’t perform that action at this time.
You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session.