/**
   * @fileoverview Rule to check for ambiguous div operator in regexes
   * @author Matt DuVall <http://www.mattduvall.com>
   */
  
  "use strict";
  
  //------------------------------------------------------------------------------
  // Rule Definition
  //------------------------------------------------------------------------------
  
  module.exports = {
      meta: {
          docs: {
              description: "disallow division operators explicitly at the beginning of regular expressions",
              category: "Best Practices",
              recommended: false
          },
  
          schema: []
      },
  
      create(context) {
          const sourceCode = context.getSourceCode();
  
          return {
  
              Literal(node) {
                  const token = sourceCode.getFirstToken(node);
  
                  if (token.type === "RegularExpression" && token.value[1] === "=") {
                      context.report({ node, message: "A regular expression literal can be confused with '/='." });
                  }
              }
          };
  
      }
  };