internal CSharpParseOptions(
LanguageVersion languageVersion,
DocumentationMode documentationMode,
SourceCodeKind kind,
IEnumerable <string> preprocessorSymbols,
IReadOnlyDictionary <string, string> features)
: base(kind, documentationMode)
{
this.SpecifiedLanguageVersion = languageVersion;
this.LanguageVersion = languageVersion.MapSpecifiedToEffectiveVersion();
this.PreprocessorSymbols = preprocessorSymbols.ToImmutableArrayOrEmpty();
_features = features?.ToImmutableDictionary() ?? ImmutableDictionary <string, string> .Empty;
}
// No validation
internal CSharpParseOptions(
LanguageVersion languageVersion,
DocumentationMode documentationMode,
SourceCodeKind kind,
ImmutableArray <string> preprocessorSymbols)
: base(kind, documentationMode)
{
Debug.Assert(!preprocessorSymbols.IsDefault);
this.SpecifiedLanguageVersion = languageVersion;
this.LanguageVersion = languageVersion.MapSpecifiedToEffectiveVersion();
this.PreprocessorSymbols = preprocessorSymbols;
_features = ImmutableDictionary <string, string> .Empty;
}
public CSharpParseOptions WithLanguageVersion(LanguageVersion version)
{
if (version == this.SpecifiedLanguageVersion)
{
return(this);
}
var effectiveLanguageVersion = version.MapSpecifiedToEffectiveVersion();
return(new CSharpParseOptions(this)
{
SpecifiedLanguageVersion = version, LanguageVersion = effectiveLanguageVersion
});
}
public CSharpParseOptions WithLanguageVersion(LanguageVersion version)
{
if (version == this.SpecifiedLanguageVersion)
{
return(this);
}
var effectiveLanguageVersion = version.MapSpecifiedToEffectiveVersion();
if (!effectiveLanguageVersion.IsValid())
{
throw new ArgumentOutOfRangeException(nameof(version));
}
return(new CSharpParseOptions(this)
{
SpecifiedLanguageVersion = version, LanguageVersion = effectiveLanguageVersion
});
}