Address PR review feedback (#5742)

- Preserve Sim references adjacent to right-shift operators
- Add regression coverage for signed and unsigned shifts

Note: pre-existing type-check failures in audit exports and linked workspace dependencies were not addressed by this PR.

Author: j15z

apps/sim/lib/workflows/blocks/format-function-code.test.ts

@@ -108,6 +108,23 @@ return { input, result };`,
     })
   })
 
+  it('preserves Sim references followed by right-shift operators', async () => {
+    const cases = [
+      ['<start.value>>>2', '<start.value> >> 2'],
+      ['<start.value>>>>2', '<start.value> >>> 2'],
+    ]
+
+    for (const [shift, expectedShift] of cases) {
+      const code = `const shifted=${shift};return shifted;`
+
+      await expect(formatFunctionCode(code, CodeLanguage.JavaScript)).resolves.toEqual({
+        code: `const shifted = ${expectedShift};\nreturn shifted;`,
+        changed: true,
+        error: null,
+      })
+    }
+  })
+
   it('preserves statement boundaries around Sim references', async () => {
     const code = 'const items=<start.items>;[1,2].forEach(console.log);'
 

apps/sim/lib/workflows/blocks/format-function-code.ts

@@ -100,7 +100,12 @@ function looksLikeLanguageComparison(
   source: string,
   language: FormattableCodeLanguage
 ): boolean {
-  if (source[index - 1] === '<' || source[index + length] === '>') return true
+  const followsLeftAngleBracket = source[index - 1] === '<'
+  const followedByRightAngleBracket = source[index + length] === '>'
+  const followedByRightShiftOperator = source.startsWith('>>', index + length)
+  if (followsLeftAngleBracket || (followedByRightAngleBracket && !followedByRightShiftOperator)) {
+    return true
+  }
 
   const sourceBeforeReference = source.slice(0, index).trimEnd()
   const sourceAfterReference = source.slice(index + length).trimStart()