From 5ec3769cb4c9acfda64f80d7c14abce939e8b4c5 Mon Sep 17 00:00:00 2001
From: Max Brunsfeld <maxbrunsfeld@gmail.com>
Date: Thu, 17 May 2018 14:24:32 -0700
Subject: [PATCH] Make ts_tree_cursor_current_node take the cursor as const

---
 include/tree_sitter/runtime.h | 2 +-
 src/runtime/tree_cursor.c     | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/tree_sitter/runtime.h b/include/tree_sitter/runtime.h
index 6a6767e9..e0badebd 100644
--- a/include/tree_sitter/runtime.h
+++ b/include/tree_sitter/runtime.h
@@ -129,7 +129,7 @@ bool ts_tree_cursor_goto_first_child(TSTreeCursor *);
 int64_t ts_tree_cursor_goto_first_child_for_byte(TSTreeCursor *, uint32_t);
 bool ts_tree_cursor_goto_next_sibling(TSTreeCursor *);
 bool ts_tree_cursor_goto_parent(TSTreeCursor *);
-TSNode ts_tree_cursor_current_node(TSTreeCursor *);
+TSNode ts_tree_cursor_current_node(const TSTreeCursor *);
 
 uint32_t ts_language_symbol_count(const TSLanguage *);
 const char *ts_language_symbol_name(const TSLanguage *, TSSymbol);
diff --git a/src/runtime/tree_cursor.c b/src/runtime/tree_cursor.c
index d7695634..092e31f9 100644
--- a/src/runtime/tree_cursor.c
+++ b/src/runtime/tree_cursor.c
@@ -170,8 +170,8 @@ bool ts_tree_cursor_goto_parent(TSTreeCursor *_self) {
   return false;
 }
 
-TSNode ts_tree_cursor_current_node(TSTreeCursor *_self) {
-  TreeCursor *self = (TreeCursor *)_self;
+TSNode ts_tree_cursor_current_node(const TSTreeCursor *_self) {
+  const TreeCursor *self = (const TreeCursor *)_self;
   TreeCursorEntry *last_entry = array_back(&self->stack);
   TSSymbol alias_symbol = 0;
   if (self->stack.size > 1) {