public bool EndsWith(Utf8String other)
{
var otherLength = other.Length;
var offset = Length - otherLength;
return(offset >= 0 && ByteStringFunctions.Equals(other.Path, otherLength, Path + offset, otherLength));
}
// Join a number of strings with a given byte between them.
public static Utf8String Join(byte splitter, params Utf8String[] strings)
{
var length = strings.Sum(s => s.Length) + strings.Length;
var data = ( byte * )Marshal.AllocHGlobal(length);
var ptr = data;
bool?isLower = ByteStringFunctions.AsciiIsLower(splitter);
bool?isAscii = splitter < 128;
foreach (var s in strings)
{
Functions.MemCpyUnchecked(ptr, s.Path, s.Length);
ptr += s.Length;
*ptr++ = splitter;
isLower = Combine(isLower, s.IsAsciiLowerInternal);
isAscii &= s.IsAscii;
}
--length;
data[length] = 0;
var ret = FromByteStringUnsafe(data, length, true, isLower, isAscii);
ret._length |= OwnedFlag;
return(ret);
}
// Create a owned copy of the string and replace all occurences of from with to in it.
public Utf8String Replace(byte from, byte to)
{
var length = Length;
var newPtr = ByteStringFunctions.CopyString(_path, length);
var numReplaced = ByteStringFunctions.Replace(newPtr, length, from, to);
return(new Utf8String().Setup(newPtr, length, numReplaced == 0 ? _crc32 : null, true, true, IsAsciiLowerInternal, IsAsciiInternal));
}
// Create an owned copy of the given string.
public Utf8String Clone()
{
var ret = new Utf8String();
ret._length = _length | OwnedFlag | NullTerminatedFlag;
ret._path = ByteStringFunctions.CopyString(Path, Length);
ret._crc32 = Crc32;
return(ret);
}
public bool Equals(Utf8String?other)
{
if (ReferenceEquals(null, other))
{
return(false);
}
if (ReferenceEquals(this, other))
{
return(true);
}
return(_crc32 == other._crc32 && ByteStringFunctions.Equals(_path, Length, other._path, other.Length));
}
public int CompareTo(Utf8String?other)
{
if (ReferenceEquals(this, other))
{
return(0);
}
if (ReferenceEquals(null, other))
{
return(1);
}
return(ByteStringFunctions.Compare(_path, Length, other._path, other.Length));
}
public int CompareToCi(Utf8String?other)
{
if (ReferenceEquals(null, other))
{
return(0);
}
if (ReferenceEquals(this, other))
{
return(1);
}
if ((IsAsciiLowerInternal ?? false) && (other.IsAsciiLowerInternal ?? false))
{
return(ByteStringFunctions.Compare(_path, Length, other._path, other.Length));
}
return(ByteStringFunctions.AsciiCaselessCompare(_path, Length, other._path, other.Length));
}
public bool EqualsCi(Utf8String?other)
{
if (ReferenceEquals(null, other))
{
return(false);
}
if (ReferenceEquals(this, other))
{
return(true);
}
if ((IsAsciiLowerInternal ?? false) && (other.IsAsciiLowerInternal ?? false))
{
return(_crc32 == other._crc32 && ByteStringFunctions.Equals(_path, Length, other._path, other.Length));
}
return(ByteStringFunctions.AsciiCaselessEquals(_path, Length, other._path, other.Length));
}
public static ResourceType FromBytes(byte a1, byte a2, byte a3, byte a4)
=> ( ResourceType )((( uint )ByteStringFunctions.AsciiToLower(a1) << 24)
| (( uint )ByteStringFunctions.AsciiToLower(a2) << 16)
| (( uint )ByteStringFunctions.AsciiToLower(a3) << 8)
| ByteStringFunctions.AsciiToLower(a4));
public bool StartsWith(Utf8String other)
{
var otherLength = other.Length;
return(otherLength <= Length && ByteStringFunctions.Equals(other.Path, otherLength, Path, otherLength));
}
// Convert the ascii portion of the string to lowercase.
// Guaranteed to create an owned copy.
public Utf8String AsciiToLowerClone()
=> (_length & AsciiLowerFlag) == 0
? new Utf8String().Setup(ByteStringFunctions.AsciiToLower(_path, Length), Length, null, true, true, true, IsAsciiInternal)
: Clone();
