Initial GitHub Actions CI configuration (#49)

.github/workflows/premerge.yml

@@ -0,0 +1,58 @@
+name: Premerge
+
+on:
+  pull_request:
+    branches: [main]
+  push:
+    branches: [main]
+  schedule:
+    - cron: 0 0 1 * *
+
+jobs:
+  build-and-test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout source
+        uses: actions/checkout@v2
+
+      - name: Install Rust toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly-2020-09-27
+          override: true
+
+      - name: Build check
+        uses: actions-rs/cargo@v1
+        with:
+          command: check
+
+      - name: Tests
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+
+  linting:
+    if: ${{ github.ref != 'main' }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout source
+        uses: actions/checkout@v2
+
+      - name: Install Rust toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly-2020-09-27
+          default: true
+          components: rustfmt, clippy
+
+      - name: format
+        uses: actions-rs/cargo@v1
+        with:
+          command: fmt
+          args: --all -- --check
+
+      - name: clippy
+        uses: actions-rs/clippy-check@v1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          args: -- -D warnings

.travis.yml

@@ -1,3 +0,0 @@
-language: rust
-rust: nightly
-cache: cargo

libs/badge/badge.rs

@@ -4,8 +4,7 @@ use base64::display::Base64Display;
 use once_cell::sync::Lazy;
 use rusttype::{point, Font, Point, PositionedGlyph, Scale};
 
-const FONT_DATA: &'static [u8] =
-    include_bytes!(concat!(env!("CARGO_MANIFEST_DIR"), "/DejaVuSans.ttf"));
+const FONT_DATA: &[u8] = include_bytes!(concat!(env!("CARGO_MANIFEST_DIR"), "/DejaVuSans.ttf"));
 const FONT_SIZE: f32 = 11.;
 const SCALE: Scale = Scale {
     x: FONT_SIZE,
@@ -45,7 +44,7 @@ static DATA: Lazy<BadgeStaticData> = Lazy::new(|| {
 
     BadgeStaticData {
         font,
-        scale: SCALE.clone(),
+        scale: SCALE,
         offset,
     }
 });