{
  "Extension Methods": {
    "prefix": "csextension",
    "body": [
      "public static class ${1:StringExtensions}",
      "{",
      "    public static bool ${2:IsNullOrEmpty}(this string ${3:value}) => string.IsNullOrEmpty(${3:value});",
      "}"
    ],
    "description": "Define a static extension method class (C# 3.0+)"
  }
}