using existing helper

Author: Janther

src/slang-nodes/IndexAccessExpression.ts

@@ -1,5 +1,6 @@
 import { doc } from 'prettier';
 import { NonterminalKind } from '@nomicfoundation/slang/cst';
+import { printSeparatedItem } from '../slang-printers/print-separated-item.js';
 import { isLabel } from '../slang-utils/is-label.js';
 import { getNodeMetadata, updateMetadata } from '../slang-utils/metadata.js';
 import { Expression } from './Expression.js';
@@ -10,7 +11,7 @@ import type { AstPath, Doc, ParserOptions } from 'prettier';
 import type { AstNode } from './types.d.ts';
 import type { PrintFunction, SlangNode } from '../types.d.ts';
 
-const { group, indent, indentIfBreak, label, softline } = doc.builders;
+const { group, indentIfBreak, label } = doc.builders;
 
 export class IndexAccessExpression implements SlangNode {
   readonly kind = NonterminalKind.IndexAccessExpression;
@@ -43,13 +44,12 @@ export class IndexAccessExpression implements SlangNode {
   }
 
   print(path: AstPath<IndexAccessExpression>, print: PrintFunction): Doc {
-    const operandDoc: Doc = path.call(print, 'operand');
-    const indexDoc: Doc = group([
+    const operandDoc = path.call(print, 'operand');
+    const indexDoc = [
       '[',
-      indent([softline, path.call(print, 'start'), path.call(print, 'end')]),
-      softline,
+      printSeparatedItem([path.call(print, 'start'), path.call(print, 'end')]),
       ']'
-    ]);
+    ];
 
     // If we are at the end of a MemberAccessChain we should indent the
     // arguments accordingly.