code: function getFixerFunction(styleType, previousItemToken, commaToken, currentItemToken) {
              const text =
                  sourceCode.text.slice(previousItemToken.range[1], commaToken.range[0]) +
                  sourceCode.text.slice(commaToken.range[1], currentItemToken.range[0]);
              const range = [previousItemToken.range[1], currentItemToken.range[0]];
  
              return function(fixer) {
                  return fixer.replaceTextRange(range, getReplacedText(styleType, text));
              };
          }
docs: Determines the fixer function for a given style.
  @param {string} styleType comma style
  @param {ASTNode} previousItemToken The token to check.
  @param {ASTNode} commaToken The token to check.
  @param {ASTNode} currentItemToken The token to check.
  @returns {Function} Fixer function
  @private