Basic github action for benchmarking

.github/workflows/ci.yml

@@ -0,0 +1,35 @@
+name: CI
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+    types: [opened, reopened, synchronize]
+jobs:
+  Benchmark:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Update rust
+        run: rustup toolchain update stable
+      - name: Run benchmarks
+        run: cargo bench -- -R bencher | tee output.txt
+      - name: Download base benchmark
+        uses: actions/cache@v1
+        with:
+          path: ./cache
+          key: ${{ runner.os }}-benchmark-${{ github.ref }}-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-benchmark-${{ github.ref }}-${{ github.sha }}
+            ${{ runner.os }}-benchmark-${{ github.ref }}
+            ${{ runner.os }}-benchmark
+      - name: Compare benchmarks
+        uses: pksunkara/github-action-benchmark@v1
+        with:
+          tool: cargo
+          output-file-path: output.txt
+          external-data-json-path: ./cache/benchmark-data.json
+          github-token: ${{ github.token }}
+          comment-always: true
+          save-on-pr: false

.travis.yml

@@ -26,7 +26,6 @@ branches:
 jobs:
   allow_failures:
     - rust: nightly
-    - name: Benchmarking
     - name: Coverage
   fast_finish: true
   include:
@@ -46,9 +45,6 @@ jobs:
         - cargo clippy --lib --features "yaml unstable" -- -D warnings
         - cargo clippy --tests --examples --features "yaml unstable"
         - cargo fmt -- --check
-    - name: Benchmarking
-      script:
-        - cargo bench
     - name: Coverage
       addons:
         apt:

Cargo.toml

@@ -81,7 +81,7 @@ ansi_term = { version = "0.12.1", optional = true }
 regex = "1.0"
 lazy_static = "1"
 version-sync = "0.8"
-criterion = "0.3"
+criterion = { git = "git://github.com/pksunkara/criterion.rs", version = "0.3" }
 
 [features]
 default     = ["suggestions", "color", "vec_map", "derive", "std", "cargo"]

src/parse/features/suggestions.rs

@@ -1,3 +1,4 @@
+#[cfg(feature = "suggestions")]
 use std::cmp::Ordering;
 
 // Third Party