fix(coverage): ignore comments (#8639)

This commit fixes coverage collection by ignoring
comments when tallying up line counts.

1 files changed, 4 insertions, 0 deletions

diff --git a/cli/tests/subdir/comment.ts b/cli/tests/subdir/comment.ts
new file mode 100644
index 000000000..ea7e630c0
--- /dev/null
+++ b/cli/tests/subdir/comment.ts
@@ -0,0 +1,4 @@
+// This is a comment.
+export function comment(): string {
+  return "comment";
+}