From fd65e6de3dc1ff909a1419c3b8f0c76daf1a69ed Mon Sep 17 00:00:00 2001
From: Yoshiya Hinosawa <stibium121@gmail.com>
Date: Wed, 7 Apr 2021 23:17:55 +0900
Subject: use incremental build in ci (#10053)

---
 .github/workflows/ci.yml | 22 +++++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6a0fa4a54..da415dd6e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -44,7 +44,7 @@ jobs:
         'refs/heads/main' && !startsWith(github.ref, 'refs/tags/')) }}
 
     env:
-      CARGO_INCREMENTAL: 0
+      CARGO_INCREMENTAL: 1
       RUST_BACKTRACE: full
       CARGO_TERM_COLOR: always
 
@@ -55,10 +55,10 @@ jobs:
       - name: Clone repository
         uses: actions/checkout@v2
         with:
-          # Use depth > 1, because sometimes we need to rebuild main and if
-          # other commits have landed it will become impossible to rebuild if
-          # the checkout is too shallow.
-          fetch-depth: 5
+          # Disables shallow clone. We use full git history for restoring the mtime
+          # of each file to enable incremental build.
+          # See https://github.com/denoland/deno/pull/10053
+          fetch-depth: 0
           submodules: true
 
       - name: Create source tarballs (release, linux)
@@ -160,6 +160,18 @@ jobs:
           cargo --version
           deno --version
 
+      - name: Restore timestamps
+        run: python ./tools/restore_mtime.py
+
+      - name: Cache
+        uses: actions/cache@v2
+        with:
+          path: |
+            ~/.cargo/git
+            ~/.cargo/registry
+            ./target
+          key: cache-1-${{ matrix.os }}-${{ matrix.kind }}-${{ hashFiles('Cargo.lock') }}
+
       - name: test_format.js
         if: matrix.kind == 'lint'
         run: deno run --unstable --allow-write --allow-read --allow-run ./tools/format.js --check
-- 
cgit v1.2.3