initial commits 2

env/env.go

@@ -0,0 +1,32 @@
+package env
+
+import (
+	"os"
+	"strings"
+)
+
+func GetVar(varName string) string {
+	return os.Getenv(varName)
+}
+
+func GetVarOtherwiseDefault(varName string, defaultValue string) string {
+	v, p := os.LookupEnv(varName)
+	if p {
+		return v
+	}
+	return defaultValue
+}
+
+func IsSet(varName string) bool {
+	_, p := os.LookupEnv(varName)
+	if p {
+		return true
+	}
+	return false
+}
+
+func SetEnvVars(envVars map[string]string) {
+	for key, val := range envVars {
+		os.Setenv(strings.TrimSpace(key), strings.TrimSpace(val))
+	}
+}