public static void Equals_NonOrdinal(string str1, string str2, StringComparison comparison, string culture, bool shouldCompareAsEqual)
{
Func <string, string, string, string, string, int> action = (str1, str2, comparison, culture, shouldCompareAsEqual) =>
{
using (new ThreadCultureChange(culture))
{
using BoundedUtf8Span boundedSpan1 = new BoundedUtf8Span(str1);
using BoundedUtf8Span boundedSpan2 = new BoundedUtf8Span(str2);
Utf8Span span1 = boundedSpan1.Span;
Utf8Span span2 = boundedSpan2.Span;
StringComparison comparisonType = Enum.Parse <StringComparison>(comparison);
bool expected = bool.Parse(shouldCompareAsEqual);
Assert.Equal(expected, span1.Equals(span2, comparisonType));
Assert.Equal(expected, span2.Equals(span1, comparisonType));
Assert.Equal(expected, Utf8Span.Equals(span1, span2, comparisonType));
Assert.Equal(expected, Utf8Span.Equals(span2, span1, comparisonType));
}
return(RemoteExecutor.SuccessExitCode);
};
if (culture != null && PlatformDetection.IsUap) // need to apply a culture to the current thread
{
RemoteExecutor.Invoke(action, str1, str2, comparison.ToString(), culture, shouldCompareAsEqual.ToString()).Dispose();
}
else
{
action(str1, str2, comparison.ToString(), culture, shouldCompareAsEqual.ToString());
}
}
public void ForEachBreakWhenFound(string name, ref StringComparison output)
{
#if MCS2
foreach (int value in Enum.GetValues(typeof(StringComparison)))
{
if (((StringComparison)value).ToString() == name)
{
output = (StringComparison)value;
break;
}
}
#elif MCS5
foreach (int value in Enum.GetValues(typeof(StringComparison)))
{
StringComparison stringComparison = (StringComparison)value;
if (stringComparison.ToString() == name)
{
output = (StringComparison)value;
break;
}
}
#else
foreach (StringComparison value in Enum.GetValues(typeof(StringComparison)))
{
if (value.ToString() == name)
{
output = value;
break;
}
}
#endif
}
public static MemberDeclarationSyntax StringIComparableTCompareToSyntax(this PrimitiveDescriptor descriptor, StringComparison stringComparison)
=> MethodDeclaration(PredefinedType(Token(SyntaxKind.IntKeyword)), Identifier("CompareTo"))
.WithModifiers(TokenList(Token(SyntaxKind.PublicKeyword)))
.WithParameterList(ParameterList(SingletonSeparatedList(Parameter(Identifier("other")).WithType(IdentifierName(descriptor.Name)))))
.WithExpressionBody(
ArrowExpressionClause(
InvocationExpression(
MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
PredefinedType(Token(SyntaxKind.StringKeyword)),
IdentifierName("Compare")))
.WithArgumentList(
ArgumentList(
SeparatedList <ArgumentSyntax>(
new SyntaxNodeOrToken[]
{
Argument(
MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
ThisExpression(),
IdentifierName(descriptor.InnerName))),
Token(SyntaxKind.CommaToken),
Argument(
MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
IdentifierName("other"),
IdentifierName(descriptor.InnerName))),
Token(SyntaxKind.CommaToken),
Argument(
MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
IdentifierName("StringComparison"),
IdentifierName(stringComparison.ToString())))
})))))
.WithSemicolonToken(Token(SyntaxKind.SemicolonToken));
public static Boolean Contains(this String source, String toCheck, StringComparison strComp)
{
Boolean retVal = false;
try
{
if (toCheck != null)
{
if (toCheck.Length > 0)
{
retVal = (source?.IndexOf(toCheck, strComp) >= 0);
}
}
}
catch (Exception exUnhandled)
{
exUnhandled.Data.Add("source", source ?? "NULL");
exUnhandled.Data.Add("toCheck", toCheck ?? "NULL");
exUnhandled.Data.Add("strComp", strComp.ToString());
throw;
}
return(retVal);
} // END public static Boolean Contains(this String source, String toCheck, StringComparison strComp)
private static CodeAction CreateCodeAction(CodeFixContext context, InvocationExpressionSyntax invocation, StringComparison stringComparison)
{
return(CodeAction.Create(
GetTitle(stringComparison),
cancellationToken => UseStringComparisonRefactoring.RefactorAsync(context.Document, invocation, stringComparison, cancellationToken),
GetEquivalenceKey(DiagnosticIdentifiers.UseStringComparison, stringComparison.ToString())));
}
} // END public static Boolean Contains(this String source, String toCheck, StringComparison strComp)
public static string Replace(this String origString, String value2Replace, String newValue, StringComparison strComp)
{
StringBuilder sb = new StringBuilder();
Int32 previousIndex = 0;
Int32 index = 0;
String retVal = "";
try
{
if (value2Replace != null)
{
if (newValue == null)
{
newValue = "";
}
index = origString.IndexOf(value2Replace, strComp);
while (index != -1)
{
sb.Append(origString.Substring(previousIndex, index - previousIndex));
sb.Append(newValue);
index += value2Replace.Length;
previousIndex = index;
index = origString.IndexOf(value2Replace, index, strComp);
}
sb.Append(origString.Substring(previousIndex));
retVal = sb.ToString();
} // END if (value2Replace != null)
}
catch (Exception exUnhandled)
{
exUnhandled.Data.Add("origString", origString ?? "NULL");
exUnhandled.Data.Add("value2Replace", value2Replace ?? "NULL");
exUnhandled.Data.Add("newValue", newValue ?? "NULL");
exUnhandled.Data.Add("strComp", strComp.ToString());
throw;
}
finally
{
if (sb != null)
{
sb.Clear();
sb = null;
}
}
return(retVal);
} // END public static string Replace(this String origString, String value2Replace, String newValue, StringComparison strComp)
public async void FindsWarning_ForTrueInstanceEqualsCheck_WithSupportedStringComparison(StringComparison comparison)
{
var source =
@"class TestClass { void TestMethod() {
Xunit.Assert.True(""abc"".Equals(""a"", System.StringComparison." + comparison + @"));
} }";
var expected = Verify.Diagnostic().WithSpan(2, 5, 2, 67 + comparison.ToString().Length).WithSeverity(DiagnosticSeverity.Warning).WithArguments($"Assert.True()");
await Verify.VerifyAnalyzerAsync(source, expected);
}
public override string ToString()
{
var sb = new ValueStringBuilder(80);
sb.Append(m_matchType.ToString());
sb.Append(' ');
sb.Append(m_pattern);
sb.Append(' ');
sb.Append(m_stringComparison.ToString());
return(sb.ToString());
}
void EqualsTest(StringComparison compare, int count)
{
Console.WriteLine("\r\na.Equals(b, StringComparison.{0}):", compare.ToString());
Stopwatch watch = new Stopwatch();
watch.Start();
for (int i = 0; i < count; i++)
{
bool re = a.Equals(b, compare);
}
watch.Stop();
double time = watch.Elapsed.TotalSeconds;
Console.Write(time);
}
public static MemberDeclarationSyntax StringGetHashCodeSyntax(this PrimitiveDescriptor descriptor, StringComparison stringComparison)
=> MethodDeclaration(PredefinedType(Token(SyntaxKind.IntKeyword)), Identifier("GetHashCode"))
.WithModifiers(TokenList(Token(SyntaxKind.PublicKeyword), Token(SyntaxKind.OverrideKeyword)))
.WithExpressionBody(
ArrowExpressionClause(
ConditionalExpression(
BinaryExpression(
SyntaxKind.NotEqualsExpression,
IdentifierName(descriptor.InnerName),
LiteralExpression(SyntaxKind.NullLiteralExpression)),
InvocationExpression(
MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
IdentifierName("StringComparer"),
IdentifierName(stringComparison.ToString())),
IdentifierName("GetHashCode")))
.WithArgumentList(
ArgumentList(
SingletonSeparatedList(Argument(IdentifierName(descriptor.InnerName))))),
LiteralExpression(SyntaxKind.NumericLiteralExpression, Literal(0)))))
.WithSemicolonToken(Token(SyntaxKind.SemicolonToken));
public static Expression CreateStringCompare(this Expression leftExpression, StringTransform stringTransform, StringComparison stringComparison, Expression rightExpression)
{
var stringType = typeof(string);
var stringTransformMethod = stringType.GetMethod(stringTransform.ToString(), Type.EmptyTypes);
var leftParam = leftExpression == null
? stringTransform == StringTransform.None
? (Expression)Expression.Parameter(stringType)
: Expression.Call(
Expression.Parameter(stringType),
stringTransformMethod)
: stringTransform == StringTransform.None
? leftExpression
: Expression.Call(
leftExpression,
stringTransformMethod);
var rightParam = stringTransform == StringTransform.None ? rightExpression : Expression.Call(rightExpression, stringTransformMethod);
var stringCompareMethod = stringType.GetMethod(stringComparison.ToString(), new[] { stringType });
return(Expression.Call(leftParam, stringCompareMethod, rightParam));
}
protected CodeExpression CreateStringEqualsExpression(StringComparison stringComparison, CodeExpression left, CodeExpression right)
{
if (left == null)
{
throw new ArgumentNullException("left");
}
if (right == null)
{
throw new ArgumentNullException("right");
}
return(new CodeMethodInvokeExpression(new CodeTypeReferenceExpression(typeof(string)), "Equals", left, right,
new CodeFieldReferenceExpression(new CodeTypeReferenceExpression(typeof(StringComparison)), stringComparison.ToString())));
}
public void DefaultConstructor_ThrowException_WhenNotOrdinalComparison(StringComparison comparisonType)
{
var paramBegin = "begin";
var paramContains = new List <string> {
"1", "2", "three"
};
var paramEnd = "end";
AssertExtensions.ThrowsContains <InvalidOperationException>(() => new WildcardPathSegment(paramBegin, paramContains, paramEnd, comparisonType), comparisonType.ToString());
}
public virtual object Test6(object x, StringComparison sc)
{
return("C# Test6" + x.ToString() + sc.ToString());
}
public virtual object Test5(StringComparison sc)
{
return("C# Test5" + sc.ToString());
}
public static void Str(this ExtensionMethodInvokerTest self, StringComparison cmp)
{
self.Text.Append(cmp.ToString());
}
StringCompareOp(StringComparison comparison)
{
switch (comparison)
{
case StringComparison.CurrentCulture:
Comparer = StringComparer.CurrentCulture;
Equals = (locA, locB) => string.Equals(a: locA, b: locB, StringComparison.CurrentCulture);
break;
case StringComparison.CurrentCultureIgnoreCase:
Comparer = StringComparer.CurrentCultureIgnoreCase;
Equals = (locA, locB) => string.Equals(a: locA, b: locB, StringComparison.CurrentCultureIgnoreCase);
break;
case StringComparison.InvariantCulture:
Comparer = StringComparer.InvariantCulture;
Equals = (locA, locB) => string.Equals(a: locA, b: locB, StringComparison.InvariantCulture);
break;
case StringComparison.InvariantCultureIgnoreCase:
Comparer = StringComparer.InvariantCultureIgnoreCase;
Equals = (locA, locB) => string.Equals(a: locA, b: locB, StringComparison.InvariantCultureIgnoreCase);
break;
case StringComparison.Ordinal:
Comparer = StringComparer.Ordinal;
Equals = (locA, locB) => string.Equals(a: locA, b: locB, StringComparison.Ordinal);
break;
case StringComparison.OrdinalIgnoreCase:
Comparer = StringComparer.OrdinalIgnoreCase;
Equals = (locA, locB) => string.Equals(a: locA, b: locB, StringComparison.OrdinalIgnoreCase);
break;
default:
throw new ArgumentOutOfRangeException(paramName: nameof(comparison), message: $"Значение не поддерживается.{Environment.NewLine}\tЗначение:{comparison.ToString().FmtStr().GNLI2()}");
}
Type = comparison;
}
