1 files changed, 31 insertions, 0 deletions
diff --git a/util/util.go b/util/util.go
new file mode 100644
index 0000000..5812ee1
--- /dev/null
+++ b/util/util.go
@@ -0,0 +1,31 @@
+package util
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/sam-anthony/volute/mass"
+	"github.com/sam-anthony/volute/pressure"
+	"github.com/sam-anthony/volute/temperature"
+)
+
+func Check(err error) {
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+}
+
+func Insert[T int32 | float32 | temperature.Temperature | pressure.Pressure | mass.FlowRate](slice []T, elem T, i int) []T {
+	return append(
+		slice[:i],
+		append(
+			[]T{elem},
+			slice[i:]...,
+		)...,
+	)
+}
+
+func Remove[T int32 | float32 | temperature.Temperature | pressure.Pressure | mass.FlowRate](slice []T, i int) []T {
+	return append(slice[:i], slice[i+1:]...)
+}