Merge pull request #101 from rust-osdev/ci-no-std

repo: add CI no_std check

Author: phip1611

.editorconfig

@@ -9,3 +9,6 @@ insert_final_newline = true
 indent_style = space
 indent_size = 4
 trim_trailing_whitespace = true
+
+[*.yml]
+indent_size = 2

.github/workflows/rust.yml

@@ -11,36 +11,48 @@ env:
 
 jobs:
   build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        rust:
+          - stable
+          - nightly
+          - 1.52.1 # MSVR
+    steps:
+      - uses: actions/checkout@v2
+      - name: Build
+        run: cargo build --verbose
+      - name: Run tests
+        run: cargo test --verbose
 
+  build_no_std:
     runs-on: ubuntu-latest
     strategy:
-        matrix:
-            rust:
-                - stable
-                - nightly
-                - 1.52.1 # MSVR
+      matrix:
+        rust:
+          - stable
+          - nightly
+          - 1.52.1 # MSVR
     steps:
-    - uses: actions/checkout@v2
-    - name: Build
-      run: cargo build --verbose
-    - name: Run tests
-      run: cargo test --verbose
+      - uses: actions/checkout@v2
+      - name: "Rustup: install some no_std target"
+        run: rustup target add thumbv7em-none-eabihf
+      - name: Build (no_std)
+        run: cargo build --target thumbv7em-none-eabihf
 
 
   # As discussed, these tasks are optional for PRs.
   style_checks:
-
     runs-on: ubuntu-latest
     strategy:
-        matrix:
-            rust:
-                - stable
-
+      matrix:
+        rust:
+          - stable
     steps:
-    - uses: actions/checkout@v2
-    - name: Rustfmt
-      run: cargo fmt -- --check
-    - name: Clippy
-      run: cargo clippy
-    - name: Rustdoc
-      run: cargo doc
+      - uses: actions/checkout@v2
+      - name: Rustfmt
+        run: cargo fmt -- --check
+      - name: Clippy
+        run: cargo clippy
+      - name: Rustdoc
+        run: cargo doc