/// <summary>
/// Encodes the specified <see cref="System.String"/>.
/// </summary>
/// <param name="s">The string to encode.</param>
/// <returns>The encoded string.</returns>
public static string Encode(string s)
{
if (s == null)
{
throw new ArgumentNullException("s");
}
if (s.Equals(string.Empty) || !JsString.ShouldEncode(s))
{
return(string.Concat("\"", s, "\""));
}
char ch;
StringBuilder sb = new StringBuilder(s.Length);
sb.Append('"');
for (int i = 0; i < s.Length; ++i)
{
ch = s[i];
switch (ch)
{
case '"':
sb.Append(@"\""");
break;
case '/':
sb.Append(@"\/");
break;
case '\\':
sb.Append(@"\\");
break;
case '\b':
sb.Append(@"\b");
break;
case '\f':
sb.Append(@"\f");
break;
case '\n':
sb.Append(@"\n");
break;
case '\r':
sb.Append(@"\r");
break;
case '\t':
sb.Append(@"\t");
break;
default:
if (ch > 0x7F)
{
// TODO: MUST add support for UTF-16.
sb.AppendFormat(@"\u{0}", ((int)ch).ToString("X4"));
}
else
{
sb.Append(ch);
}
break;
}
}
sb.Append('"');
return(sb.ToString());
}
/// <summary>
/// Returns a value indicating equality with the specified instance.
/// </summary>
/// <param name="other">The JsNumber to compare.</param>
/// <returns></returns>
public int CompareTo(JsString other)
{
return(other != null?this.Value.CompareTo(other.Value) : -1);
}
/// <summary>
/// Inequality operator.
/// </summary>
/// <param name="a">The first JsString.</param>
/// <param name="b">The second JsString.</param>
/// <returns>True if the JsStrings are not equal, otherwise; false.</returns>
public static bool operator !=(JsString a, JsString b)
{
return(!JsString.Equals(a, b));
}
/// <summary>
/// Returns a indicating whether this instance is equal to the specified
/// JsString.
/// </summary>
/// <param name="other">The value to compare.</param>
/// <returns>True if the specified instance is equal to this instance, otherwise;
/// false.</returns>
public bool Equals(JsString other)
{
return(other != null && Equals(other.Value));
}