From a614d84ff4b4edb43183e5d393ce042f186962a2 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Tue, 7 Jul 2020 18:38:34 +0200
Subject: Automate rust-analyzer promotion

---
 xtask/src/not_bash.rs | 12 +++++++++++-
 xtask/src/release.rs  | 22 +++++++++++++++++++---
 2 files changed, 30 insertions(+), 4 deletions(-)

(limited to 'xtask/src')

diff --git a/xtask/src/not_bash.rs b/xtask/src/not_bash.rs
index a6431e586..8844fa216 100644
--- a/xtask/src/not_bash.rs
+++ b/xtask/src/not_bash.rs
@@ -153,7 +153,17 @@ fn run_process_inner(cmd: &str, echo: bool, stdin: Option<&[u8]>) -> Result<Stri
 
 // FIXME: some real shell lexing here
 fn shelx(cmd: &str) -> Vec<String> {
-    cmd.split_whitespace().map(|it| it.to_string()).collect()
+    let mut res = Vec::new();
+    for (string_piece, in_quotes) in cmd.split('\'').zip([false, true].iter().copied().cycle()) {
+        if in_quotes {
+            res.push(string_piece.to_string())
+        } else {
+            if !string_piece.is_empty() {
+                res.extend(string_piece.split_ascii_whitespace().map(|it| it.to_string()))
+            }
+        }
+    }
+    res
 }
 
 struct Env {
diff --git a/xtask/src/release.rs b/xtask/src/release.rs
index d2d769099..170cfee9f 100644
--- a/xtask/src/release.rs
+++ b/xtask/src/release.rs
@@ -1,6 +1,6 @@
 use crate::{
     codegen, is_release_tag,
-    not_bash::{date_iso, fs2, run},
+    not_bash::{date_iso, fs2, pushd, run},
     project_root, Mode, Result,
 };
 
@@ -76,9 +76,25 @@ pub struct PromoteCmd {
 
 impl PromoteCmd {
     pub fn run(self) -> Result<()> {
-        run!("git switch release")?;
+        let _dir = pushd("../rust-rust-analyzer");
+        run!("git switch master")?;
         run!("git fetch upstream")?;
-        run!("git reset --hard upstream/release")?;
+        run!("git reset --hard upstream/master")?;
+        run!("git submodule update --recursive")?;
+
+        let branch = format!("rust-analyzer-{}", date_iso()?);
+        run!("git switch -c {}", branch)?;
+        {
+            let _dir = pushd("src/tools/rust-analyzer");
+            run!("git fetch origin")?;
+            run!("git reset --hard origin/release")?;
+        }
+        run!("git add src/tools/rust-analyzer")?;
+        run!("git commit -m':arrow_up: rust-analyzer'")?;
+        if !self.dry_run {
+            run!("git push")?;
+            run!("xdg-open https://github.com/matklad/rust/pull/new/{}", branch)?;
+        }
         Ok(())
     }
 }
-- 
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