[extras-string] Add serialCommaAnd syntax for Seq[String]

[kevin-lee]

Task

Summary

[extras-string] Add serialCommaAnd syntax for Seq[String]

It is to join a Seq[String] with , (comma) and the last and the second last elements should be also connected with and (Oxford comma / Harvard comma).

Project Details

Version: 0.40.0

Description

List.empty[String].serialCommaAnd
// String = ""

List("").serialCommaAnd
// String = ""

List("aaa").serialCommaAnd
// String = "aaa"

List("aaa", "bbb").serialCommaAnd
// String = "aaa and bbb"

List("aaa", "bbb", "ccc").serialCommaAnd
// String = "aaa, bbb, and ccc"

List("aaa", "bbb", "ccc", "ddd").serialCommaAnd
// String = "aaa, bbb, ccc, and ddd"