✨ feat: math - add generic func Abs

gookit · Mar 24, 2024 · 45cdda2 · 45cdda2
1 parent 479e259
commit 45cdda2
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diff --git a/mathutil/calc.go b/mathutil/calc.go
@@ -0,0 +1,11 @@
+package mathutil
+
+import "github.com/gookit/goutil/comdef"
+
+// Abs get absolute value of given value
+func Abs[T comdef.Int](val T) T {
+	if val >= 0 {
+		return val
+	}
+	return -val
+}
diff --git a/mathutil/calc_test.go b/mathutil/calc_test.go
@@ -0,0 +1,13 @@
+package mathutil_test
+
+import (
+	"testing"
+
+	"github.com/gookit/goutil/mathutil"
+	"github.com/gookit/goutil/testutil/assert"
+)
+
+func TestAbs(t *testing.T) {
+	assert.Eq(t, 1, mathutil.Abs(1))
+	assert.Eq(t, 1, mathutil.Abs(-1))
+}