xtask/src/dist.rs

   1 use std::{
   2     env,
   3     fs::File,
   4     io,
   5     path::{Path, PathBuf},
   6 };
   7
   8 use anyhow::Result;
   9 use flate2::{write::GzEncoder, Compression};
  10 use xshell::{cmd, cp, mkdir_p, pushd, pushenv, read_file, rm_rf, write_file};
  11
  12 use crate::{date_iso, flags, project_root};
  13
  14 impl flags::Dist {
  15     pub(crate) fn run(self) -> Result<()> {
  16         let stable =
  17             std::env::var("GITHUB_REF").unwrap_or_default().as_str() == "refs/heads/release";
  18
  19         let dist = project_root().join("dist");
  20         rm_rf(&dist)?;
  21         mkdir_p(&dist)?;
  22
  23         if let Some(patch_version) = self.client_patch_version {
  24             let version = if stable {
  25                 format!("0.2.{}", patch_version)
  26             } else {
  27                 // A hack to make VS Code prefer nightly over stable.
  28                 format!("0.3.{}", patch_version)
  29             };
  30             let release_tag = if stable { date_iso()? } else { "nightly".to_string() };
  31             dist_client(&version, &release_tag)?;
  32         }
  33         let release_channel = if stable { "stable" } else { "nightly" };
  34         dist_server(release_channel)?;
  35         Ok(())
  36     }
  37 }
  38
  39 fn dist_client(version: &str, release_tag: &str) -> Result<()> {
  40     let _d = pushd("./editors/code")?;
  41     let nightly = release_tag == "nightly";
  42
  43     let mut patch = Patch::new("./package.json")?;
  44
  45     patch
  46         .replace(r#""version": "0.4.0-dev""#, &format!(r#""version": "{}""#, version))
  47         .replace(r#""releaseTag": null"#, &format!(r#""releaseTag": "{}""#, release_tag))
  48         .replace(r#""$generated-start": false,"#, "")
  49         .replace(",\n                \"$generated-end\": false", "");
  50
  51     if nightly {
  52         patch.replace(
  53             r#""displayName": "rust-analyzer""#,
  54             r#""displayName": "rust-analyzer (nightly)""#,
  55         );
  56     }
  57     if !nightly {
  58         patch.replace(r#""enableProposedApi": true,"#, r#""#);
  59     }
  60     patch.commit()?;
  61
  62     cmd!("npm ci").run()?;
  63     cmd!("npx vsce package -o ../../dist/rust-analyzer.vsix").run()?;
  64     Ok(())
  65 }
  66
  67 fn dist_server(release_channel: &str) -> Result<()> {
  68     let _e = pushenv("RUST_ANALYZER_CHANNEL", release_channel);
  69     let target = get_target();
  70     if target.contains("-linux-gnu") || target.contains("-linux-musl") {
  71         env::set_var("CC", "clang");
  72     }
  73
  74     cmd!("cargo build --manifest-path ./crates/rust-analyzer/Cargo.toml --bin rust-analyzer --target {target} --release").run()?;
  75
  76     let suffix = exe_suffix(&target);
  77     let src =
  78         Path::new("target").join(&target).join("release").join(format!("rust-analyzer{}", suffix));
  79     let dst = Path::new("dist").join(format!("rust-analyzer-{}{}", target, suffix));
  80     gzip(&src, &dst.with_extension("gz"))?;
  81
  82     // FIXME: the old names are temporarily kept for client compatibility, but they should be removed
  83     // Remove this block after a couple of releases
  84     match target.as_ref() {
  85         "x86_64-unknown-linux-gnu" => {
  86             cp(&src, "dist/rust-analyzer-linux")?;
  87             gzip(&src, Path::new("dist/rust-analyzer-linux.gz"))?;
  88         }
  89         "x86_64-pc-windows-msvc" => {
  90             cp(&src, "dist/rust-analyzer-windows.exe")?;
  91             gzip(&src, Path::new("dist/rust-analyzer-windows.gz"))?;
  92         }
  93         "x86_64-apple-darwin" => {
  94             cp(&src, "dist/rust-analyzer-mac")?;
  95             gzip(&src, Path::new("dist/rust-analyzer-mac.gz"))?;
  96         }
  97         _ => {}
  98     }
  99
 100     Ok(())
 101 }
 102
 103 fn get_target() -> String {
 104     match env::var("RA_TARGET") {
 105         Ok(target) => target,
 106         _ => {
 107             if cfg!(target_os = "linux") {
 108                 "x86_64-unknown-linux-gnu".to_string()
 109             } else if cfg!(target_os = "windows") {
 110                 "x86_64-pc-windows-msvc".to_string()
 111             } else if cfg!(target_os = "macos") {
 112                 "x86_64-apple-darwin".to_string()
 113             } else {
 114                 panic!("Unsupported OS, maybe try setting RA_TARGET")
 115             }
 116         }
 117     }
 118 }
 119
 120 fn exe_suffix(target: &str) -> String {
 121     if target.contains("-windows-") {
 122         ".exe".into()
 123     } else {
 124         "".into()
 125     }
 126 }
 127
 128 fn gzip(src_path: &Path, dest_path: &Path) -> Result<()> {
 129     let mut encoder = GzEncoder::new(File::create(dest_path)?, Compression::best());
 130     let mut input = io::BufReader::new(File::open(src_path)?);
 131     io::copy(&mut input, &mut encoder)?;
 132     encoder.finish()?;
 133     Ok(())
 134 }
 135
 136 struct Patch {
 137     path: PathBuf,
 138     original_contents: String,
 139     contents: String,
 140 }
 141
 142 impl Patch {
 143     fn new(path: impl Into<PathBuf>) -> Result<Patch> {
 144         let path = path.into();
 145         let contents = read_file(&path)?;
 146         Ok(Patch { path, original_contents: contents.clone(), contents })
 147     }
 148
 149     fn replace(&mut self, from: &str, to: &str) -> &mut Patch {
 150         assert!(self.contents.contains(from));
 151         self.contents = self.contents.replace(from, to);
 152         self
 153     }
 154
 155     fn commit(&self) -> Result<()> {
 156         write_file(&self.path, &self.contents)?;
 157         Ok(())
 158     }
 159 }
 160
 161 impl Drop for Patch {
 162     fn drop(&mut self) {
 163         write_file(&self.path, &self.original_contents).unwrap();
 164     }
 165 }