From ab69ecd2896d53d37f1f9120e36eead7fae3bcdc Mon Sep 17 00:00:00 2001
From: Catherine <whitequark@whitequark.org>
Date: Fri, 24 Feb 2023 06:33:52 +0000
Subject: [PATCH] Add support for pop instruction.

It's not strictly limited to exception handling but is currently
only necessary in catch blocks.
---
 wast.sublime-syntax | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/wast.sublime-syntax b/wast.sublime-syntax
index ecbdd1f..4016aaa 100644
--- a/wast.sublime-syntax
+++ b/wast.sublime-syntax
@@ -396,6 +396,21 @@ contexts:
               - instructions
         - resulttype
         - label
+    - match: '(\(){{WHITES}}*(pop){{IDTERM}}'
+      captures:
+        1: punctuation.definition.instruction.begin.wast
+        2: support.function.numeric.wast
+      push:
+        - - meta_scope: meta.s-expression.instruction.wast
+          - match: '\)'
+            scope: punctuation.definition.instruction.end.wast
+            pop: true
+          - match: '.'
+            scope: invalid.illegal.wast
+        - - match: '{{VALTYP}}'
+            scope: support.type.wast
+          - match: '(?=.)'
+            pop: true
     # The lookahead here is a hack for if-then to avoid more copypasta contexts
     - match: '\((?!{{WHITES}}*then{{IDTERM}})'
       scope: punctuation.definition.instruction.begin.wast