Merge branch 'axi4' of github.com:clash-lang/clash-protocols into axi4

.ci/test_whitespace.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+set -xou pipefail
+
+grep \
+  -E ' $' -n -r . \
+  --include=*.{hs,hs-boot,sh,cabal,md,yml} \
+  --exclude-dir=dist-newstyle --exclude-dir=deps
+if [[ $? == 0 ]]; then
+    echo "EOL whitespace detected. See ^"
+    exit 1;
+fi

.github/workflows/ci.yml

@@ -0,0 +1,96 @@
+name: CI
+
+# Trigger the workflow on all pull requests and pushes/merges to master branch
+on:
+  pull_request:
+  push:
+    branches: [master]
+
+jobs:
+  stack:
+    name: Stack tests
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Setup Stack / GHC
+        uses: haskell/actions/setup@v1
+        with:
+          ghc-version: '8.10.7' # Exact version of ghc to use
+          enable-stack: true
+          stack-version: 'latest'
+
+      - name: Cache dependencies
+        uses: actions/cache@v2
+        with:
+          path: ~/.stack
+          key: ${{ runner.os }}-ghc-${{ matrix.ghc }}-${{ github.ref }}-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-ghc-${{ matrix.ghc }}-${{ github.ref }}-${{ github.sha }}
+            ${{ runner.os }}-ghc-${{ matrix.ghc }}-${{ github.ref }}-
+            ${{ runner.os }}-ghc-${{ matrix.ghc }}-
+
+      # Ask Stack to use system GHC instead of installing its own copy
+      - name: Use system GHC
+        run: |
+          stack config set system-ghc --global true
+
+      - name: Test with Stack
+        run: |
+          .ci/test_stack.sh
+
+  cabal:
+    name: Cabal tests - ${{ matrix.os }} / ghc ${{ matrix.ghc }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        cabal:
+          - "3.2"
+        ghc:
+          - "8.10.7"
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Setup Haskell
+        uses: haskell/actions/setup@v1
+        id: setup-haskell-cabal
+        with:
+          ghc-version: ${{ matrix.ghc }}
+          cabal-version: ${{ matrix.cabal }}
+
+      - name: Cache dependencies
+        uses: actions/cache@v2
+        with:
+          path: ~/.cabal
+          key: ${{ runner.os }}-ghc-${{ matrix.ghc }}-${{ github.ref }}-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-ghc-${{ matrix.ghc }}-${{ github.ref }}-${{ github.sha }}
+            ${{ runner.os }}-ghc-${{ matrix.ghc }}-${{ github.ref }}-
+            ${{ runner.os }}-ghc-${{ matrix.ghc }}-
+
+      - name: Build
+        run: |
+          cabal build all -fci
+
+      - name: Test
+        run: |
+          .ci/test_cabal.sh
+
+      - name: Documentation
+        run: |
+          .ci/build_docs.sh
+
+  linting:
+    name: Source code linting
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Whitespace
+        run: |
+          .ci/test_whitespace.sh

stack.yaml

@@ -1,4 +1,4 @@
-resolver: nightly-2020-12-14
+resolver: lts-18.21 # ghc-8.10.7
 
 packages:
   - .
@@ -9,7 +9,8 @@ extra-deps:
   subdirs:
     - hedgehog
 - git: https://github.com/cchalmers/circuit-notation.git
-  commit: 0fe897cb95bd1be87abed044f4072f104dec2f7d
+  commit: 2574640364eef12222517af059b9e4a7e6b503a7
+- clash-prelude-1.2.5
 
 flags:
   clash-prelude: