feat(tolk): support assembly get methods (#147)

Fixes #146

Author: i582

package.json

@@ -558,7 +558,7 @@
         "@ton/core": "0.60.1",
         "@ton/crypto": "^3.3.0",
         "glob": "^11.0.1",
-        "tolkfmt-test-dev": "0.0.18",
+        "tolkfmt-test-dev": "0.0.20",
         "ton-assembly": "0.2.0",
         "vscode-languageclient": "^8.0.2",
         "vscode-languageserver": "^8.0.2",

server/src/languages/tolk/tree-sitter-tolk/grammar.js

@@ -175,7 +175,7 @@ const TOLK_GRAMMAR = {
             field("name", $.identifier),
             optional(field("parameters", $.parameter_list)),
             optional(seq(":", field("return_type", optional($._type_hint)))),
-            optional(field("body", $.block_statement)),
+            optional(field("body", $._function_body)),
         ),
 
     annotation_list: $ => repeat1($.annotation),

server/src/languages/tolk/tree-sitter-tolk/package.json

@@ -16,6 +16,7 @@
     ],
     "scripts": {
         "test": "tree-sitter test",
+        "test:update": "tree-sitter test -u",
         "play": "yarn run grammar:wasm && tree-sitter playground",
         "grammar:wasm": "tree-sitter generate && tree-sitter build --wasm"
     },