Add a treesitter grammar

1 files changed, 37 insertions, 0 deletions

diff --git a/tools/tree-sitter/test/corpus/const_var_chain.txt b/tools/tree-sitter/test/corpus/const_var_chain.txt
new file mode 100644
index 0000000..fca40c9
--- /dev/null
+++ b/tools/tree-sitter/test/corpus/const_var_chain.txt
@@ -0,0 +1,37 @@
+==================
+const_var_chain
+==================
+
+program()
+var
+  x: const Int := 42
+  y: Int := x
+
+begin
+  assert(y = 42)
+end.
+
+---
+
+(source_file
+  (program_declaration
+    (var_section
+      (variable_declaration
+        (identifier_definition
+          (identifier))
+        (const_type
+          (identifier))
+        (literal
+          (integer)))
+      (variable_declaration
+        (identifier_definition
+          (identifier))
+        (identifier)
+        (identifier)))
+    (call_expression
+      (identifier)
+      (argument_list
+        (binary_expression
+          (identifier)
+          (literal
+            (integer)))))))