WIP

core/utility/strings.go

@@ -0,0 +1,38 @@
+// Copyright 2016 Documize Inc. <legal@documize.com>. All rights reserved.
+//
+// This software (Documize Community Edition) is licensed under
+// GNU AGPL v3 http://www.gnu.org/licenses/agpl-3.0.en.html
+//
+// You can operate outside the AGPL restrictions by purchasing
+// Documize Enterprise Edition and obtaining a commercial license
+// by contacting <sales@documize.com>.
+//
+// https://documize.com
+
+package utility
+
+import (
+	"strings"
+)
+
+// Conjoin returns "Suzzane, Fatima and Brian" from string of items.
+func Conjoin(conj string, items []string) string {
+	if len(items) == 0 {
+		return ""
+	}
+	if len(items) == 1 {
+		return items[0]
+	}
+	if len(items) == 2 { // "a and b" not "a, and b"
+		return items[0] + " " + conj + " " + items[1]
+	}
+
+	sep := ", "
+	pieces := []string{items[0]}
+	for _, item := range items[1 : len(items)-1] {
+		pieces = append(pieces, sep, item)
+	}
+	pieces = append(pieces, sep, conj, " ", items[len(items)-1])
+
+	return strings.Replace(strings.Join(pieces, ""), ", and ", " and ", 1)
+}