Added additional CurrencyFromName helper method

config.go

@@ -1,5 +1,7 @@
 package bsvrates
 
+import "strings"
+
 const (
 
 	// version is the current package version
@@ -90,11 +92,24 @@ func (c Currency) Name() string {
 		return "usd"
 	case CurrencyBitcoin:
 		return "bsv"
+	default:
+		return ""
 	}
-	return ""
 }
 
 // CurrencyToName helper function to convert the currency value to it's associated name
 func CurrencyToName(currency Currency) string {
 	return currency.Name()
 }
+
+// CurrencyFromName helper function to convert the name into it's Currency type
+func CurrencyFromName(name string) Currency {
+	switch strings.ToLower(name) {
+	case "usd":
+		return CurrencyDollars
+	case "bsv":
+		return CurrencyBitcoin
+	default:
+		return CurrencyDollars
+	}
+}

config_test.go

@@ -160,6 +160,29 @@ func TestCurrencyToName(t *testing.T) {
 	}
 }
 
+// TestCurrencyFromName will test the method CurrencyFromName()
+func TestCurrencyFromName(t *testing.T) {
+	t.Parallel()
+
+	// Create the list of tests
+	var tests = []struct {
+		input    string
+		expected Currency
+	}{
+		{"", CurrencyDollars},
+		{"usd", CurrencyDollars},
+		{"bsv", CurrencyBitcoin},
+		{"bogus", CurrencyDollars},
+	}
+
+	// Test all
+	for _, test := range tests {
+		if currency := CurrencyFromName(test.input); currency != test.expected {
+			t.Errorf("%s Failed: Currency returned a unexpected result: %d", t.Name(), currency)
+		}
+	}
+}
+
 // TestCurrency_IsAccepted will test the method IsAccepted()
 func TestCurrency_IsAccepted(t *testing.T) {
 	t.Parallel()