CPU-based worker count for inspect (#1)

* Squeezed a bit more speed out of the inspect method w cpu count-based workers

* Removed buffer on jobs

* seperated dep install from benchmark run in action

.github/workflows/benchmark.yml

@@ -14,5 +14,7 @@ jobs:
         os: [ macos-latest, ubuntu-latest, windows-latest ]
     steps:
       - uses: actions/checkout@v2
+      - name: Install dependencies
+        run: go get ./...
       - name: Run benchmarks
         run: go test -bench . -benchmem ./...

pkg/hunter/hunter.go

@@ -8,6 +8,7 @@ import (
 	"log"
 	"os"
 	"regexp"
+	"runtime"
 	"sync"
 )
 
@@ -84,8 +85,9 @@ func (h Hunter) Inspect(path string, fs afero.Fs) {
 	if err != nil {
 		panic(err)
 	}
+
 	defer f.Close()
-	for w := 1; w <= 10; w++ {
+	for w := 1; w <= runtime.NumCPU(); w++ {
 		wg.Add(1)
 		go h.matchPattern(jobs, results, wg)
 	}