code: function checkSpacingForModuleDeclaration(node) {
              const firstToken = sourceCode.getFirstToken(node);
  
              checkSpacingBefore(firstToken, PREV_TOKEN_M);
              checkSpacingAfter(firstToken, NEXT_TOKEN_M);
  
              if (node.type === "ExportDefaultDeclaration") {
                  checkSpacingAround(sourceCode.getTokenAfter(firstToken));
              }
  
              if (node.source) {
                  const fromToken = sourceCode.getTokenBefore(node.source);
  
                  checkSpacingBefore(fromToken, PREV_TOKEN_M);
                  checkSpacingAfter(fromToken, NEXT_TOKEN_M);
              }
          }
docs: Reports `import`, `export`, `as`, and `from` keywords of a given node if
  usage of spacing around those keywords is invalid.
  
  This rule handles the `*` token in module declarations.
  
  import*as A from "./a"; /*error Expected space(s) after "import".
  error Expected space(s) before "as".
  
  @param {ASTNode} node - A node to report.
  @returns {void}