Add support for -= operator

ExcaliburZero · Nov 5, 2023 · cd0ef12 · cd0ef12
1 parent efda849
commit cd0ef12
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Showing 2 changed files with 9 additions and 1 deletion.
diff --git a/tree-sitter-quickbms/grammar.js b/tree-sitter-quickbms/grammar.js
@@ -278,6 +278,7 @@ module.exports = grammar({
     operation: $ => choice(
       "=",
       "+=",
+      "-=",
       "/=",
       "^=",
       "*",

diff --git a/tree-sitter-quickbms/test/corpus/math.bms b/tree-sitter-quickbms/test/corpus/math.bms
@@ -20,6 +20,8 @@ math BYTESWAP << 4
 math BYTESWAP2 >> 4
 math BYTESWAP + BYTESWAP2
 
+math ZSIZE -= 8
+
 --------------------------------------------------------------------------------
 
 (source_file
@@ -97,4 +99,9 @@ math BYTESWAP + BYTESWAP2
     (math)
     (identifier)
     (operation)
-    (identifier)))
+    (identifier))
+  (math_statement
+    (math)
+    (identifier)
+    (operation)
+    (integer_literal)))
-Original file line number
+Diff line change
@@ Expand Up / @@ -278,6 +278,7 @@ module.exports = grammar({ @@
         operation: $ => choice(
           "=",
           "+=",
+          "-=",
           "/=",
           "^=",
           "*",
@@ Expand Down @@