树木生锈 Rust语法 特征 速度-最初解析文件时， tree-sitter-rust sitter tree-sitter-rust大约是Rustc的手动编码解析器的两倍。 $ wc -l examples/ast.rs 2157 examples/ast.rs $ rustc -Z ast-json-noexpand -Z time-passes examples/ast.rs | head -n1 time: 0.007 parsing # (7 ms) $ tree-sitt