Fix edge case when comment is at start of line (#2237)

diff --git a/runtime/syntax/nim.yaml b/runtime/syntax/nim.yaml
index 2bf5c7190cd96b53326a7f3e4a8e85dcb09d47e3..625580caba3943f0043680aea274e6a4abb88350 100644 (file)
--- a/runtime/syntax/nim.yaml
+++ b/runtime/syntax/nim.yaml
@@ -18,7 +18,7 @@ rules:
     - constant.number: "\\b0[bB][01][01_]+\\b"
     - constant.number: "\\b[0-9_]((\\.?)[0-9_]+)?[eE][+\\-][0-9][0-9_]+\\b"
     - constant.string: "\"(\\\\.|[^\"])*\"|'(\\\\.|[^'])*'"
-    - comment: "[[:space:]]*[^\\\\]#.*$"
+    - comment: "[[:space:]]*(?:[^\\\\]|^)#.*$"
     - comment:
         start: "\\#\\["
         end: "\\]\\#"