Add more Rust delimiter tokens

CHANGELOG.md

@@ -12,7 +12,8 @@ Fixed an issue with parsing integer values in CSS with units,
 e.g. `123px`.
 
 Improved parsing of Rust punctuation like `&` and `::` inside macro
-invocations.
+invocations. Improved handling of `|closure_param|` and `[` `]`
+delimiters in Rust.
 
 The line-based parser for text files now uses word-level diffs.
 

src/tree_sitter_parser.rs

@@ -126,7 +126,7 @@ pub fn from_extension(extension: &OsStr) -> Option<TreeSitterConfig> {
             atom_nodes: (vec!["char_literal", "string_literal"])
                 .into_iter()
                 .collect(),
-            open_delimiter_tokens: (vec!["{", "("]).into_iter().collect(),
+            open_delimiter_tokens: (vec!["{", "(", "[", "|"]).into_iter().collect(),
         }),
         "ts" => Some(TreeSitterConfig {
             name: "TypeScript",