yasgui/gulp/optionalShim.js

Yet Another SPARQL GUI

var transformTools = require("browserify-transform-tools");

var options = {
  jsFilesOnly: true,
  fromSourceFileDir: true,
  evaluateArguments: true
};
module.exports = transformTools.makeRequireTransform("optionalShim", options, function(args, opts, cb) {
  var optionalShims = opts.configData.config;
  if (args[0] in optionalShims) {
    var optionalShim = optionalShims[args[0]];
    return cb(
      null,
      "(function(){try{return require('" +
        optionalShim.require +
        "')}catch(e){return window." +
        optionalShim.global +
        "}})()"
    );
  } else {
    return cb();
  }
});