feat(lsp): pass client_info on initialization (#4904)

Pass client name ('helix') and client version (version / git hash)
to LSP server on initialization.

2 files changed, 3 insertions, 23 deletions

diff --git a/helix-term/build.rs b/helix-term/build.rs
index 719113ff..b47dae8e 100644
--- a/helix-term/build.rs
+++ b/helix-term/build.rs
@@ -1,30 +1,9 @@
 use helix_loader::grammar::{build_grammars, fetch_grammars};
-use std::borrow::Cow;
-use std::process::Command;
-
-const VERSION: &str = include_str!("../VERSION");
 
 fn main() {
-    let git_hash = Command::new("git")
-        .args(["rev-parse", "HEAD"])
-        .output()
-        .ok()
-        .filter(|output| output.status.success())
-        .and_then(|x| String::from_utf8(x.stdout).ok());
-
-    let version: Cow<_> = match git_hash {
-        Some(git_hash) => format!("{} ({})", VERSION, &git_hash[..8]).into(),
-        None => VERSION.into(),
-    };
-
     if std::env::var("HELIX_DISABLE_AUTO_GRAMMAR_BUILD").is_err() {
         fetch_grammars().expect("Failed to fetch tree-sitter grammars");
         build_grammars(Some(std::env::var("TARGET").unwrap()))
             .expect("Failed to compile tree-sitter grammars");
     }
-
-    println!("cargo:rerun-if-changed=../runtime/grammars/");
-    println!("cargo:rerun-if-changed=../VERSION");
-
-    println!("cargo:rustc-env=VERSION_AND_GIT_HASH={}", version);
 }
diff --git a/helix-term/src/main.rs b/helix-term/src/main.rs
index 96b695c6..aac5c537 100644
--- a/helix-term/src/main.rs
+++ b/helix-term/src/main.rs
@@ -1,5 +1,6 @@
 use anyhow::{Context, Error, Result};
 use crossterm::event::EventStream;
+use helix_loader::VERSION_AND_GIT_HASH;
 use helix_term::application::Application;
 use helix_term::args::Args;
 use helix_term::config::Config;
@@ -74,7 +75,7 @@ FLAGS:
     --hsplit                       Splits all given files horizontally into different windows
 ",
         env!("CARGO_PKG_NAME"),
-        env!("VERSION_AND_GIT_HASH"),
+        VERSION_AND_GIT_HASH,
         env!("CARGO_PKG_AUTHORS"),
         env!("CARGO_PKG_DESCRIPTION"),
         logpath.display(),
@@ -89,7 +90,7 @@ FLAGS:
     }
 
     if args.display_version {
-        println!("helix {}", env!("VERSION_AND_GIT_HASH"));
+        println!("helix {}", VERSION_AND_GIT_HASH);
         std::process::exit(0);
     }