From dab6b3d09ede37f3236adaaaa251328dc90d3ac6 Mon Sep 17 00:00:00 2001
From: Vyacheslav Matyukhin <me@berekuk.ru>
Date: Mon, 20 Jun 2022 23:54:34 +0300
Subject: [PATCH] highlight keywords

---
 packages/vscode-ext/syntaxes/squiggle.tmLanguage.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/packages/vscode-ext/syntaxes/squiggle.tmLanguage.yaml b/packages/vscode-ext/syntaxes/squiggle.tmLanguage.yaml
index 69daaddb..a7f16539 100644
--- a/packages/vscode-ext/syntaxes/squiggle.tmLanguage.yaml
+++ b/packages/vscode-ext/syntaxes/squiggle.tmLanguage.yaml
@@ -16,6 +16,7 @@ repository:
       - include: "#string"
       - include: "#block"
       - include: "#function-call"
+      - include: "#keywords"
   let:
     match: ^\s*(\w+)\s*=
     captures:
@@ -78,6 +79,9 @@ repository:
         name: punctuation.definition.block.squiggle
     patterns:
       - include: "$self"
+  keywords:
+    match: \b(if|then|else|to)\b
+    name: keyword.control.squiggle
   integer:
     match: \b\d+([_a-zA-Z]+[_a-zA-Z0-9]*)?
     name: constant.numeric.integer.squiggle