feat: add javascript and cpp language support

Cargo.lock

@@ -2510,7 +2510,9 @@ dependencies = [
  "tracing-subscriber",
  "tree-sitter",
  "tree-sitter-c",
+ "tree-sitter-cpp",
  "tree-sitter-go",
+ "tree-sitter-javascript",
  "tree-sitter-rust",
 ]
 
@@ -3021,6 +3023,16 @@ dependencies = [
  "tree-sitter-language",
 ]
 
+[[package]]
+name = "tree-sitter-cpp"
+version = "0.23.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df2196ea9d47b4ab4a31b9297eaa5a5d19a0b121dceb9f118f6790ad0ab94743"
+dependencies = [
+ "cc",
+ "tree-sitter-language",
+]
+
 [[package]]
 name = "tree-sitter-go"
 version = "0.23.4"
@@ -3031,6 +3043,16 @@ dependencies = [
  "tree-sitter-language",
 ]
 
+[[package]]
+name = "tree-sitter-javascript"
+version = "0.23.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf40bf599e0416c16c125c3cec10ee5ddc7d1bb8b0c60fa5c4de249ad34dc1b1"
+dependencies = [
+ "cc",
+ "tree-sitter-language",
+]
+
 [[package]]
 name = "tree-sitter-language"
 version = "0.1.5"

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "silos"
-version = "5.2.1"
+version = "5.2.2"
 edition = "2024"
 
 [dependencies]
@@ -23,3 +23,5 @@ tree-sitter-go = "0.23.4"
 tree-sitter-rust = "0.24.0"
 tokio = { version = "1.45.1", features = ["io-std", "macros", "rt", "rt-multi-thread"] }
 tower-lsp = "0.20.0"
+tree-sitter-javascript = "0.23.1"
+tree-sitter-cpp = "0.23.4"

src/state.rs

@@ -25,7 +25,9 @@ impl Refactor {
     fn get_lang(s: &str) -> Result<tree_sitter::Language, Error> {
         Ok(match s {
             "go" => tree_sitter_go::LANGUAGE,
-            "c" => tree_sitter_c::LANGUAGE,
+            "c" | "h" => tree_sitter_c::LANGUAGE,
+            "cpp" | "hpp" => tree_sitter_cpp::LANGUAGE,
+            "js" | "ts" => tree_sitter_javascript::LANGUAGE,
             "rs" => tree_sitter_rust::LANGUAGE,
             _ => return Err(Error::UnknownLang),
         }