implement build_grammars and fetch_grammars

build_grammars adapts the functionality that previously came from
helix-syntax to be used at runtime from the command line flags.

fetch_grammars wraps command-line git to perform the same actions
previously done in the scripts in #1560.

1 files changed, 10 insertions, 0 deletions

diff --git a/helix-term/src/main.rs b/helix-term/src/main.rs
index 4f73c9b4..67f88b4e 100644
--- a/helix-term/src/main.rs
+++ b/helix-term/src/main.rs
@@ -104,6 +104,16 @@ FLAGS:
         std::process::exit(0);
     }
 
+    if args.fetch_grammars {
+        helix_term::grammars::fetch_grammars()?;
+        return Ok(0);
+    }
+
+    if args.build_grammars {
+        helix_term::grammars::build_grammars()?;
+        return Ok(0);
+    }
+
     let conf_dir = helix_core::config_dir();
     if !conf_dir.exists() {
         std::fs::create_dir_all(&conf_dir).ok();