text: const exprParser = require('../../../util/exprParser');
  
  exports = module.exports = function() {
    this.register('template-parse-ast-attr-:style', function parseBindStyle({ item, expr }) {
      let exprObj = exprParser.str2obj(expr);
      item.bindStyle = Object.keys(exprObj).map(name => {
        // eslint-disable-next-line
        let exp = exprObj[name].replace(/\'/gi, '\\\'').replace(/\"/gi, '\\"');
  
        // add brackets to fix priority of "+" operator.
        if (/^\(.*\)$/.test(exp) === false) {
          exp = `(${exp})`;
        }
        // eslint-disable-next-line
        name = name.replace(/\'/gi, '\\\'').replace(/\"/gi, '\\"');
        name = exprParser.hyphenate(name);
        return `'${name}:' + ${exp} + ';'`;
      });
      // return {} means remove :class
      return { attrs: {} };
    });
  };
  