private bool IsNetCoreSDKSmallerThanTheMinimumVersion(string netcoreSdkVersion, string minimumVersion)
{
FXVersion netCoreSdkFXVersion;
FXVersion minimumFXVersion;
if (string.IsNullOrEmpty(minimumVersion))
{
return(false);
}
if (!FXVersion.TryParse(netcoreSdkVersion, out netCoreSdkFXVersion) ||
!FXVersion.TryParse(minimumVersion, out minimumFXVersion))
{
return(true);
}
return(FXVersion.Compare(netCoreSdkFXVersion, minimumFXVersion) < 0);
}
public static int Compare(FXVersion s1, FXVersion s2)
{
// compare(u.v.w-p+b, x.y.z-q+c)
if (s1.Major != s2.Major)
{
return(s1.Major > s2.Major ? 1 : -1);
}
if (s1.Minor != s2.Minor)
{
return(s1.Minor > s2.Minor ? 1 : -1);
}
if (s1.Patch != s2.Patch)
{
return(s1.Patch > s2.Patch ? 1 : -1);
}
if (string.IsNullOrEmpty(s1.Pre) || string.IsNullOrEmpty(s2.Pre))
{
// Empty (release) is higher precedence than prerelease
return(string.IsNullOrEmpty(s1.Pre) ? (string.IsNullOrEmpty(s2.Pre) ? 0 : 1) : -1);
}
// Both are non-empty (may be equal)
// First character of pre is '-' when it is not empty
// First idenitifier starts at position 1
int idStart = 1;
for (int i = idStart; true; ++i)
{
// C# strings are not null terminated. Pretend to make code similar to fx_ver.cpp
char s1char = (s1.Pre.Length == i) ? '\0' : s1.Pre[i];
char s2char = (s2.Pre.Length == i) ? '\0' : s2.Pre[i];
if (s1char != s2char)
{
// Found first character with a difference
if (s1char == '\0' && s2char == '.')
{
// identifiers both complete, b has an additional identifier
return(-1);
}
if (s2char == '\0' && s1char == '.')
{
// identifiers both complete, a has an additional identifier
return(1);
}
// identifiers must not be empty
string id1 = GetId(s1.Pre, idStart);
string id2 = GetId(s2.Pre, idStart);
int id1num = 0;
bool id1IsNum = int.TryParse(id1, out id1num);
int id2num = 0;
bool id2IsNum = int.TryParse(id2, out id2num);
if (id1IsNum && id2IsNum)
{
// Numeric comparison
return((id1num > id2num) ? 1 : -1);
}
else if (id1IsNum || id2IsNum)
{
// Mixed compare. Spec: Number < Text
return(id2IsNum ? 1 : -1);
}
// Ascii compare
// Since we are using only ascii characters, unicode ordinal sort == ascii sort
return((s1char > s2char) ? 1 : -1);
}
else
{
// s1char == s2char
if (s1char == '\0')
{
break;
}
if (s1char == '.')
{
idStart = i + 1;
}
}
}
return(0);
}
public static bool TryParse(string fxVersionString, out FXVersion FXVersion)
{
FXVersion = null;
if (string.IsNullOrEmpty(fxVersionString))
{
return(false);
}
int majorSeparator = fxVersionString.IndexOf(".", StringComparison.Ordinal);
if (majorSeparator == -1)
{
return(false);
}
int major = 0;
if (!int.TryParse(fxVersionString.Substring(0, majorSeparator), out major))
{
return(false);
}
if (majorSeparator > 1 && fxVersionString[0] == '0')
{
// if leading character is 0, and strlen > 1
// then the numeric substring has leading zeroes which is prohibited by the specification.
return(false);
}
int minorStart = majorSeparator + 1;
int minorSeparator = fxVersionString.IndexOf(".", minorStart, StringComparison.Ordinal);
if (minorSeparator == -1)
{
return(false);
}
int minor = 0;
if (!int.TryParse(fxVersionString.Substring(minorStart, minorSeparator - minorStart), out minor))
{
return(false);
}
if (minorSeparator - minorStart > 1 && fxVersionString[minorStart] == '0')
{
// if leading character is 0, and strlen > 1
// then the numeric substring has leading zeroes which is prohibited by the specification.
return(false);
}
int patch = 0;
int patchStart = minorSeparator + 1;
int patchSeparator = IndexOfNonNumeric(fxVersionString, patchStart);
if (patchSeparator == -1)
{
if (!int.TryParse(fxVersionString.Substring(patchStart), out patch))
{
return(false);
}
if (patchStart + 1 < fxVersionString.Length && fxVersionString[patchStart] == '0')
{
// if leading character is 0, and strlen != 1
// then the numeric substring has leading zeroes which is prohibited by the specification.
return(false);
}
FXVersion = new FXVersion(major, minor, patch);
return(true);
}
if (!int.TryParse(fxVersionString.Substring(patchStart, patchSeparator - patchStart), out patch))
{
return(false);
}
if (patchSeparator - patchStart > 1 && fxVersionString[patchStart] == '0')
{
return(false);
}
int preStart = patchSeparator;
int preSeparator = fxVersionString.IndexOf("+", preStart, StringComparison.Ordinal);
string pre = (preSeparator == -1) ? fxVersionString.Substring(preStart) : fxVersionString.Substring(preStart, preSeparator - preStart);
if (!ValidIdentifiers(pre))
{
return(false);
}
string build = "";
if (preSeparator != -1)
{
build = fxVersionString.Substring(preSeparator);
if (!ValidIdentifiers(build))
{
return(false);
}
}
FXVersion = new FXVersion(major, minor, patch, pre, build);
return(true);
}