extend selection correctly handles commas in tuples

1 files changed, 3 insertions, 0 deletions

diff --git a/crates/ra_ide_api/src/extend_selection.rs b/crates/ra_ide_api/src/extend_selection.rs
index 33fefb541..602757e92 100644
--- a/crates/ra_ide_api/src/extend_selection.rs
+++ b/crates/ra_ide_api/src/extend_selection.rs
@@ -32,6 +32,7 @@ fn try_extend_selection(root: &SyntaxNode, range: TextRange) -> Option<TextRange
         PARAM_LIST,
         ARG_LIST,
         ARRAY_EXPR,
+        TUPLE_EXPR,
     ];
 
     if range.is_empty() {
@@ -245,6 +246,8 @@ mod tests {
         do_check(r#"const FOO: [usize; 2] = [ 22 , 33<|>];"#, &["33", ", 33"]);
         do_check(r#"const FOO: [usize; 2] = [ 22 , 33<|> ,];"#, &["33", ", 33"]);
 
+        do_check(r#"fn main() { (1, 2<|>) }"#, &["2", ", 2", "(1, 2)"]);
+
         do_check(
             r#"
 const FOO: [usize; 2] = [