From 866a4e238904b28178d7a2130dd91bf877a2ccc6 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Sat, 16 Jan 2021 20:56:37 +0300
Subject: [PATCH] CI

---
 .github/workflows/ci.yaml | 49 +++++++++++++++-----------------
 Cargo.toml                |  5 ++++
 bors.toml                 |  5 +---
 xtask/Cargo.toml          |  9 ++++++
 xtask/src/main.rs         | 59 +++++++++++++++++++++++++++++++++++++++
 xtask/tests/tidy.rs       |  6 ++++
 6 files changed, 103 insertions(+), 30 deletions(-)
 create mode 100644 xtask/Cargo.toml
 create mode 100644 xtask/src/main.rs
 create mode 100644 xtask/tests/tidy.rs

diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 6b2894f..36259c7 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -2,34 +2,31 @@ name: CI
 on:
   pull_request:
   push:
-    branches:
-      - master
-      - staging
-      - trying
+    branches: ["master", "staging", "trying"]
+
+env:
+  CARGO_INCREMENTAL: 0
+  CARGO_NET_RETRY: 10
+  CI: 1
+  RUST_BACKTRACE: short
+  RUSTFLAGS: -D warnings
+  RUSTUP_MAX_RETRIES: 10
 
 jobs:
-  tests:
-    name: Tests
+  test:
+    name: Rust
     runs-on: ubuntu-latest
-    
-    strategy:
-      matrix:
-        rust: [stable, beta]
-    
-    steps:
 
-      - name: Checkout repository
-        uses: actions/checkout@v2
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        fetch-depth: 0 # fetch tags for publish
+    - uses: actions-rs/toolchain@v1
+      with:
+        toolchain: stable
+        profile: minimal
+        override: true
 
-      - name: Install Rust toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: ${{ matrix.rust }}
-          profile: minimal
-          override: true
-      
-      - name: Run Tests
-        run: cargo test --all-features --all-targets
-      
-      - name: Run Tests (release)
-        run: cargo test --release
+    - run: cargo run -p xtask -- ci
+      env:
+        CRATES_IO_TOKEN: ${{ secrets.CRATES_IO_TOKEN }}
diff --git a/Cargo.toml b/Cargo.toml
index a3ce4af..2a6f4a1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,6 +7,11 @@ license = "MIT OR Apache-2.0"
 description = "Library for generic lossless syntax trees"
 edition = "2018"
 
+exclude = [".github/", "bors.toml", "rustfmt.toml"]
+
+[workspace]
+members = ["xtask"]
+
 [dependencies]
 rustc-hash = "1.0.1"
 smol_str = "0.1.10"
diff --git a/bors.toml b/bors.toml
index c5e58d2..b92b99a 100644
--- a/bors.toml
+++ b/bors.toml
@@ -1,5 +1,2 @@
-status = [
-    "Tests (stable)",
-    "Tests (beta)",
-]
+status = [ "Rust" ]
 delete_merged_branches = true
diff --git a/xtask/Cargo.toml b/xtask/Cargo.toml
new file mode 100644
index 0000000..be9c166
--- /dev/null
+++ b/xtask/Cargo.toml
@@ -0,0 +1,9 @@
+[package]
+name = "xtask"
+version = "0.0.0"
+publish = false
+authors = ["Aleksey Kladov <aleksey.kladov@gmail.com>"]
+edition = "2018"
+
+[dependencies]
+xaction = "0.2"
diff --git a/xtask/src/main.rs b/xtask/src/main.rs
new file mode 100644
index 0000000..d8ee44b
--- /dev/null
+++ b/xtask/src/main.rs
@@ -0,0 +1,59 @@
+use std::env;
+
+use xaction::{cargo_toml, cmd, git, section, Result};
+
+fn main() {
+    if let Err(err) = try_main() {
+        eprintln!("error: {}", err);
+        std::process::exit(1)
+    }
+}
+
+fn try_main() -> Result<()> {
+    let subcommand = std::env::args().nth(1);
+    match subcommand {
+        Some(it) if it == "ci" => (),
+        _ => {
+            print_usage();
+            Err("invalid arguments")?
+        }
+    }
+
+    let cargo_toml = cargo_toml()?;
+
+    {
+        let _s = section("BUILD");
+        cmd!("cargo test --workspace --no-run").run()?;
+    }
+
+    {
+        let _s = section("TEST");
+        cmd!("cargo test --workspace -- --nocapture").run()?;
+    }
+
+    let version = cargo_toml.version()?;
+    let tag = format!("v{}", version);
+
+    let dry_run =
+        env::var("CI").is_err() || git::has_tag(&tag)? || git::current_branch()? != "master";
+    xaction::set_dry_run(dry_run);
+
+    {
+        let _s = section("PUBLISH");
+        cargo_toml.publish()?;
+        git::tag(&tag)?;
+        git::push_tags()?;
+    }
+    Ok(())
+}
+
+fn print_usage() {
+    eprintln!(
+        "\
+Usage: cargo run -p xtask <SUBCOMMAND>
+
+SUBCOMMANDS:
+    ci
+"
+    )
+}
diff --git a/xtask/tests/tidy.rs b/xtask/tests/tidy.rs
new file mode 100644
index 0000000..97c423a
--- /dev/null
+++ b/xtask/tests/tidy.rs
@@ -0,0 +1,6 @@
+use xaction::cmd;
+
+#[test]
+fn test_formatting() {
+    cmd!("cargo fmt --all -- --check").run().unwrap()
+}