fix(diff): preserve collapsed EOF marker

2026-09-05 09:33:58 +01:00
parent f96f94db8f
commit eafeac5c05
3 changed files with 55 additions and 5 deletions
@@ -130,10 +130,14 @@ function hunk(ops: Op[]): DiffLine[] {
      run.forEach(push);
    } else {
      if (keepHead) run.slice(0, keepHead).forEach(push);
+      const collapsed = run.slice(keepHead, run.length - keepTail);
      out.push({
        kind: "hunk",
-        text: `⋯ ${run.length - keepHead - keepTail} unchanged lines ⋯`,
+        text: `⋯ ${collapsed.length} unchanged lines ⋯`,
      });
+      if (collapsed.some((op) => !op.line.terminated)) {
+        out.push({ kind: "eof", text: "\\ No newline at end of file" });
+      }
      if (keepTail) run.slice(run.length - keepTail).forEach(push);
    }
    i = j;