motion/lib/runner/gulp/scanner.js

motion - moving development forward

exports.__esModule = true;

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }

var _bundler = require('../bundler');

var _bundler2 = _interopRequireDefault(_bundler);

var _cache = require('../cache');

var _cache2 = _interopRequireDefault(_cache);

var _opts = require('../opts');

var _opts2 = _interopRequireDefault(_opts);

var _libHelpers = require('./lib/helpers');

var _libFns = require('../lib/fns');

var viewMatcher = /^view\s+([\.A-Za-z_0-9]*)\s*\{/;
var views = [];

var Scanner = {
  pre: function pre(filePath, source, next) {
    var inView = false;
    var viewNames = [];

    source = source.split("\n").map(function (line, index) {
      var result = line;
      var view = result.match(viewMatcher);

      if (view && view.length) {
        inView = true;
        viewNames.push(result.split(' ')[1]);
      }

      var JSXstart = inView && line.charAt(2) == '<' && line.charAt(3) != '/';

      if (JSXstart) result = ';' + result.substr(1);

      if (inView && line.charAt(0) == '}') inView = false;

      return result;
    }).join("\n");

    // TODO move this into babel
    if (filePath) {
      _cache2['default'].add(filePath);
      _cache2['default'].setViews(filePath, viewNames);
    }

    next(source);
  }
};

exports.Scanner = Scanner;
function compile(type) {
  return _libHelpers.through.obj(function (file, enc, next) {
    var _this = this;

    if (file.isNull()) {
      next(null, file);
      return;
    }

    try {
      var res = Scanner[type](file.path, file.contents.toString(), function (source) {
        var fileProps = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];

        file.contents = new Buffer(source || '');
        // add fileprops coming from compilers
        Object.assign(file, fileProps);
        _this.push(file);
        next();
      });
    } catch (err) {
      this.emit('error', err);
      next();
    }
  });
}

exports['default'] = compile;