requisite/lib/watch.js

A cosmic javascript bundler.

// Generated by CoffeeScript 1.12.4
var bundle, fs, path, vigil;

fs = require('fs');

path = require('path');

vigil = require('vigil');

bundle = require('./bundle');

module.exports = function(options, cb) {
  var watched;
  watched = {};
  return bundle(options, function(err, _bundle) {
    var dir, rebuildBundle, watch;
    if (err != null) {
      return cb(err);
    }
    cb(null, _bundle);
    dir = path.dirname(_bundle.absolutePath);
    rebuildBundle = function(filename, stats) {
      var absPath, mod;
      absPath = path.resolve(path.join(dir, filename));
      mod = _bundle.find(function(mod) {
        return absPath === mod.absolutePath;
      });
      if (mod == null) {
        console.warn(filename, 'not found in bundle');
        return;
      }
      return _bundle.parse({
        deep: true
      }, function(err) {
        if (err != null) {
          return cb(err);
        }
        return cb(null, _bundle, filename);
      });
    };
    watch = function(dir) {
      if (watched[dir]) {
        return;
      }
      watched[dir] = true;
      return vigil.watch(dir, {
        recurse: true
      }, rebuildBundle);
    };
    watch(dir);
    return _bundle.walkDependencies(function(mod) {
      return watch(path.dirname(mod.absolutePath));
    });
  });
};

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