text: // # disallowStringInterpolation: `true`
  //
  // Pug must not contain any string interpolation operators.
  //
  // ```pug
  // //- Invalid
  // h1 #{title} text
  // ```
  
  const utils = require('../utils');
  
  module.exports = function () {};
  
  module.exports.prototype = {
    name: 'disallowStringInterpolation',
  
    schema: {
      enum: [null, true]
    },
  
    configure(options) {
      utils.validateTrueOptions(this.name, options);
    },
  
    lint(file, errors) {
      file.addErrorForAllTokensByType(
        'interpolated-code',
        errors,
        'String interpolation operators must not be used'
      );
    }
  };
  