helix-syntax: Speed up compilation by compiling langs in parallel.

2 files changed, 4 insertions, 2 deletions

diff --git a/helix-syntax/Cargo.toml b/helix-syntax/Cargo.toml
index 12da3924..86aaf360 100644
--- a/helix-syntax/Cargo.toml
+++ b/helix-syntax/Cargo.toml
@@ -11,3 +11,4 @@ tree-sitter = "0.17"
 
 [build-dependencies]
 cc = { version = "1",  features = ["parallel"] }
+rayon = { version = "1.5" }
diff --git a/helix-syntax/build.rs b/helix-syntax/build.rs
index 6b721c11..627a0290 100644
--- a/helix-syntax/build.rs
+++ b/helix-syntax/build.rs
@@ -1,3 +1,4 @@
+use rayon::prelude::*;
 use std::path::PathBuf;
 use std::{env, fs};
 
@@ -114,10 +115,10 @@ fn main() {
         "tree-sitter-cpp".to_string(),
     ];
     let dirs = collect_tree_sitter_dirs(ignore);
-    for dir in dirs {
+    dirs.par_iter().for_each(|dir| {
         let language = &dir[12..]; // skip tree-sitter- prefix
         build_dir(&dir, &language);
-    }
+    });
     build_dir("tree-sitter-typescript/tsx", "tsx");
     build_dir("tree-sitter-typescript/typescript", "typescript");
 }