public bool IsValid(string name)
{
string id = name;
if (RequiredPrefixes != null && RequiredPrefixes.Length > 0)
{
var prefix = RequiredPrefixes.FirstOrDefault(p => id.StartsWith(p));
if (prefix == null)
{
return(false);
}
id = id.Substring(prefix.Length);
}
else if (ForbiddenPrefixes != null && ForbiddenPrefixes.Length > 0)
{
if (ForbiddenPrefixes.Any(p => id.StartsWith(p)))
{
return(false);
}
}
if (RequiredSuffixes != null && RequiredSuffixes.Length > 0)
{
var suffix = RequiredSuffixes.FirstOrDefault(s => id.EndsWith(s));
if (suffix == null)
{
return(false);
}
id = id.Substring(0, id.Length - suffix.Length);
}
else if (ForbiddenSuffixes != null && ForbiddenSuffixes.Length > 0)
{
if (ForbiddenSuffixes.Any(p => id.EndsWith(p)))
{
return(false);
}
}
switch (NamingStyle)
{
case NamingStyle.AllLower:
return(!id.Any(ch => char.IsLetter(ch) && char.IsUpper(ch)));
case NamingStyle.AllUpper:
return(!id.Any(ch => char.IsLetter(ch) && char.IsLower(ch)));
case NamingStyle.CamelCase:
return(id.Length == 0 || (char.IsLower(id [0]) && NoUnderscoreWithoutNumber(id)));
case NamingStyle.PascalCase:
return(id.Length == 0 || (char.IsUpper(id [0]) && NoUnderscoreWithoutNumber(id)));
case NamingStyle.FirstUpper:
return(id.Length == 0 && char.IsUpper(id [0]) && !id.Skip(1).Any(ch => char.IsLetter(ch) && char.IsUpper(ch)));
}
return(true);
}
public bool IsValid(string name)
{
string id = name;
bool foundPrefix = false;
if (RequiredPrefixes != null && RequiredPrefixes.Length > 0)
{
var prefix = RequiredPrefixes.FirstOrDefault(p => id.StartsWith(p, StringComparison.Ordinal));
if (prefix == null)
{
return(false);
}
id = id.Substring(prefix.Length);
foundPrefix = true;
}
if (!foundPrefix && AllowedPrefixes != null && AllowedPrefixes.Length > 0)
{
var prefix = AllowedPrefixes.FirstOrDefault(p => id.StartsWith(p, StringComparison.Ordinal));
if (prefix != null)
{
id = id.Substring(prefix.Length);
foundPrefix = true;
}
}
if (!foundPrefix && ForbiddenPrefixes != null && ForbiddenPrefixes.Length > 0)
{
if (ForbiddenPrefixes.Any(p => id.StartsWith(p, StringComparison.Ordinal)))
{
return(false);
}
}
if (RequiredSuffixes != null && RequiredSuffixes.Length > 0)
{
var suffix = RequiredSuffixes.FirstOrDefault(s => id.EndsWith(s, StringComparison.Ordinal));
if (suffix == null)
{
return(false);
}
id = id.Substring(0, id.Length - suffix.Length);
}
else if (ForbiddenSuffixes != null && ForbiddenSuffixes.Length > 0)
{
if (ForbiddenSuffixes.Any(p => id.EndsWith(p, StringComparison.Ordinal)))
{
return(false);
}
}
switch (NamingStyle)
{
case NamingStyle.AllLower:
for (int i = 0; i < id.Length; i++)
{
char ch = id[i];
if (ch == '_' && !HandleUnderscore(UnderscoreHandling.Allow, id, ref i))
{
return(false);
}
if (char.IsLetter(ch) && char.IsUpper(ch))
{
return(false);
}
}
return(true);
case NamingStyle.AllUpper:
for (int i = 0; i < id.Length; i++)
{
char ch = id[i];
if (ch == '_' && !HandleUnderscore(UnderscoreHandling.Allow, id, ref i))
{
return(false);
}
if (char.IsLetter(ch) && char.IsLower(ch))
{
return(false);
}
}
return(true);
case NamingStyle.CamelCase:
if (id.Length > 0)
{
if (char.IsUpper(id[0]) || id[0] == '_')
{
return(false);
}
for (int i = 1; i < id.Length; i++)
{
char ch = id[i];
if (ch == '_' && !HandleUnderscore(UnderscoreHandling.Forbid, id, ref i))
{
return(false);
}
}
}
return(true);
case NamingStyle.CamelCaseWithLowerLetterUnderscore:
if (id.Length > 0)
{
if (char.IsUpper(id[0]) || id[0] == '_')
{
return(false);
}
for (int i = 1; i < id.Length; i++)
{
char ch = id[i];
if (ch == '_' && !HandleUnderscore(UnderscoreHandling.AllowWithLowerStartingLetter, id, ref i))
{
return(false);
}
}
}
return(true);
case NamingStyle.CamelCaseWithUpperLetterUnderscore:
if (id.Length > 0)
{
if (char.IsUpper(id[0]) || id[0] == '_')
{
return(false);
}
for (int i = 1; i < id.Length; i++)
{
char ch = id[i];
if (ch == '_' && !HandleUnderscore(UnderscoreHandling.AllowWithUpperStartingLetter, id, ref i))
{
return(false);
}
}
}
return(true);
case NamingStyle.PascalCase:
if (id.Length > 0)
{
if (char.IsLower(id[0]) || id[0] == '_')
{
return(false);
}
for (int i = 1; i < id.Length; i++)
{
char ch = id[i];
if (ch == '_' && !HandleUnderscore(UnderscoreHandling.Forbid, id, ref i))
{
return(false);
}
}
}
return(true);
case NamingStyle.PascalCaseWithLowerLetterUnderscore:
if (id.Length > 0)
{
if (char.IsLower(id[0]) || id[0] == '_')
{
return(false);
}
for (int i = 1; i < id.Length; i++)
{
char ch = id[i];
if (ch == '_' && !HandleUnderscore(UnderscoreHandling.AllowWithLowerStartingLetter, id, ref i))
{
return(false);
}
}
}
return(true);
case NamingStyle.PascalCaseWithUpperLetterUnderscore:
if (id.Length > 0)
{
if (char.IsLower(id[0]) || id[0] == '_')
{
return(false);
}
for (int i = 1; i < id.Length; i++)
{
char ch = id[i];
if (ch == '_' && !HandleUnderscore(UnderscoreHandling.AllowWithUpperStartingLetter, id, ref i))
{
return(false);
}
}
}
return(true);
case NamingStyle.FirstUpper:
if (id.Length > 0)
{
if (char.IsLower(id[0]) || id[0] == '_')
{
return(false);
}
for (int i = 1; i < id.Length; i++)
{
char ch = id[i];
if (ch == '_' && !HandleUnderscore(UnderscoreHandling.Allow, id, ref i))
{
return(false);
}
if (char.IsLetter(ch) && char.IsUpper(ch))
{
return(false);
}
}
}
return(true);
}
return(true);
}