Merge #44

44: Migrate to GitHub Actions r=adamgreig a=thalesfragoso

@adamgreig Could you please take a look at this PR ? I still don't completely understand some of GHA's syntax, thanks.

Co-authored-by: Thales Fragoso <thales.fragosoz@gmail.com>

Author: bors[bot]

.github/bors.toml

@@ -1,4 +1,9 @@
 block_labels = ["needs-decision"]
 delete_merged_branches = true
 required_approvals = 1
-status = ["continuous-integration/travis-ci/push"]
+status = [
+    "ci (thumbv6m-none-eabi)",
+    "ci (thumbv7m-none-eabi)",
+    "clippy",
+    "rustfmt",
+]

.github/workflows/ci.yml

@@ -0,0 +1,28 @@
+on:
+  push:
+    branches: [ staging, trying, master ]
+  pull_request:
+
+name: Continuous integration
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        target:
+          - thumbv6m-none-eabi
+          - thumbv7m-none-eabi
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly
+          target: ${{ matrix.target }}
+          override: true
+      - uses: actions-rs/cargo@v1
+        with:
+          command: check
+          args: --target=${{ matrix.target }} --examples

.github/workflows/clippy.yml

@@ -0,0 +1,26 @@
+on:
+  push:
+    branches: [ staging, trying, master ]
+  pull_request_target:
+
+name: Clippy check
+
+jobs:
+  clippy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        if: github.event_name == 'pull_request_target'
+        with:
+          ref: refs/pull/${{ github.event.number }}/head
+      - uses: actions/checkout@v2
+        if: github.event_name != 'pull_request_target'
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly
+          override: true
+          components: clippy
+      - uses: actions-rs/clippy-check@v1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/cron.yml

@@ -0,0 +1,32 @@
+on:
+  schedule:
+    # Run every week at 8am UTC Saturday.
+    - cron: '0 8 * * SAT'
+
+name: Cron CI
+
+jobs:
+  ci-cron:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly
+          target: thumbv6m-none-eabi
+          override: true
+      - uses: actions-rs/cargo@v1
+        with:
+          command: check
+          args: --examples
+      - uses: imjohnbo/issue-bot@v2
+        if: failure()
+        with:
+          title: CI Failure
+          labels: ci
+          body: |
+            Scheduled CI run failed. Details:
+            https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/rustfmt.yml

@@ -0,0 +1,22 @@
+on:
+  push:
+    branches: [ staging, trying, master ]
+  pull_request:
+
+name: Code formatting check
+
+jobs:
+  rustfmt:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly
+          override: true
+          components: rustfmt
+      - uses: actions-rs/cargo@v1
+        with:
+          command: fmt
+          args: --all -- --check

.travis.yml

@@ -4,10 +4,10 @@
 
 extern crate alloc;
 
-use core::panic::PanicInfo;
-use core::alloc::Layout;
 use alloc::vec::Vec;
 use alloc_cortex_m::CortexMHeap;
+use core::alloc::Layout;
+use core::panic::PanicInfo;
 use cortex_m_rt::entry;
 
 #[global_allocator]

ci/install.sh

@@ -8,8 +8,8 @@
 
 #![no_std]
 
-use core::cell::RefCell;
 use core::alloc::{GlobalAlloc, Layout};
+use core::cell::RefCell;
 use core::ptr::NonNull;
 
 use cortex_m::interrupt::Mutex;
@@ -55,48 +55,39 @@ impl CortexMHeap {
     /// - `size > 0`
     pub unsafe fn init(&self, start_addr: usize, size: usize) {
         cortex_m::interrupt::free(|cs| {
-            self.heap
-                .borrow(cs)
-                .borrow_mut()
-                .init(start_addr, size);
+            self.heap.borrow(cs).borrow_mut().init(start_addr, size);
         });
     }
 
     /// Returns an estimate of the amount of bytes in use.
     pub fn used(&self) -> usize {
-        cortex_m::interrupt::free(|cs| {
-            self.heap
-                .borrow(cs)
-                .borrow_mut()
-                .used()
-        })
+        cortex_m::interrupt::free(|cs| self.heap.borrow(cs).borrow_mut().used())
     }
 
     /// Returns an estimate of the amount of bytes available.
     pub fn free(&self) -> usize {
-        cortex_m::interrupt::free(|cs| {
-            self.heap
-                .borrow(cs)
-                .borrow_mut()
-                .free()
-        })
+        cortex_m::interrupt::free(|cs| self.heap.borrow(cs).borrow_mut().free())
     }
 }
 
 unsafe impl GlobalAlloc for CortexMHeap {
     unsafe fn alloc(&self, layout: Layout) -> *mut u8 {
-        cortex_m::interrupt::free(|cs| self.heap
-            .borrow(cs)
-            .borrow_mut()
-            .allocate_first_fit(layout)
-            .ok()
-            .map_or(0 as *mut u8, |allocation| allocation.as_ptr()))
+        cortex_m::interrupt::free(|cs| {
+            self.heap
+                .borrow(cs)
+                .borrow_mut()
+                .allocate_first_fit(layout)
+                .ok()
+                .map_or(0 as *mut u8, |allocation| allocation.as_ptr())
+        })
     }
 
     unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) {
-        cortex_m::interrupt::free(|cs| self.heap
-            .borrow(cs)
-            .borrow_mut()
-            .deallocate(NonNull::new_unchecked(ptr), layout));
+        cortex_m::interrupt::free(|cs| {
+            self.heap
+                .borrow(cs)
+                .borrow_mut()
+                .deallocate(NonNull::new_unchecked(ptr), layout)
+        });
     }
 }