From 4ab54172b5be9e5b45bcc1d98d5c00340d6aba98 Mon Sep 17 00:00:00 2001
From: Marijn Haverbeke <marijn@haverbeke.berlin>
Date: Thu, 18 Jan 2024 18:48:30 +0100
Subject: [PATCH] Don't tokenize identifiers after dots as keywords

FIX: Don't tokenize identifiers after periods as anything but plain identifiers.

See https://discuss.codemirror.net/t/custom-highlighting-for-property-names-in-sql/7729
---
 src/tokens.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/tokens.ts b/src/tokens.ts
index fb5d162..7a1081b 100644
--- a/src/tokens.ts
+++ b/src/tokens.ts
@@ -308,7 +308,8 @@ export function tokensFor(d: Dialect) {
       input.acceptToken(Punctuation)
     } else if (isAlpha(next)) {
       let word = readWord(input, String.fromCharCode(next))
-      input.acceptToken(input.next == Ch.Dot ? Identifier : d.words[word.toLowerCase()] ?? Identifier)
+      input.acceptToken(input.next == Ch.Dot || input.peek(-word.length - 1) == Ch.Dot
+        ? Identifier : d.words[word.toLowerCase()] ?? Identifier)
     }
   })
 }