protected override NodeResultBuilder GetValue()
{
var builder = new NodeResultBuilder();
//check whether nothing is connected to this node.
if (PreviousNode is null)
{
builder.Append("Nothing connected to Output node", this);
return(builder);
}
builder.Append(Previous.Value);
//Prefix
switch (InputStartsAt.Value)
{
case Mode.StartLine: builder.Prepend("^", this); break;
case Mode.WordBound: builder.Prepend("\\b", this); break;
}
//Suffix
switch (InputEndsAt.Value)
{
case Mode.EndLine: builder.Append("$", this); break;
case Mode.WordBound: builder.Append("\\b", this); break;
}
if (PreviousNode is OrNode)
{
builder.StripNonCaptureGroup();
}
return(builder);
}
protected override NodeResultBuilder GetValue()
{
string flagsOn = "";
flagsOn += OptionIgnoreCase.CheckedState == 1 ? "i" : "";
flagsOn += OptionMultiline.CheckedState == 1 ? "m" : "";
flagsOn += OptionSingleline.CheckedState == 1 ? "s" : "";
flagsOn += OptionExplicitCapture.CheckedState == 1 ? "n" : "";
flagsOn += OptionIgnoreWhitespace.CheckedState == 1 ? "x" : "";
string flagsOff = "";
flagsOff += OptionIgnoreCase.CheckedState == -1 ? "i" : "";
flagsOff += OptionMultiline.CheckedState == -1 ? "m" : "";
flagsOff += OptionSingleline.CheckedState == -1 ? "s" : "";
flagsOff += OptionExplicitCapture.CheckedState == -1 ? "n" : "";
flagsOff += OptionIgnoreWhitespace.CheckedState == -1 ? "x" : "";
if (!String.IsNullOrEmpty(flagsOff))
{
flagsOff = "-" + flagsOff;
}
var builder = new NodeResultBuilder();
builder.Append("(?" + flagsOn + flagsOff, this);
if (InputContents.IsConnected)
{
builder.Append(":", this);
builder.Append(InputContents.Value);
}
builder.Append(")", this);
return(builder);
}
protected override NodeResultBuilder GetValue()
{
string charSet = InputCharacters.GetValue();
string prefix = InputDoInvert.Checked ? "^" : "";
string result = "[" + prefix + charSet + "]";
string suffix = GetSuffix(this);
var builder = new NodeResultBuilder();
builder.Append(result, this);
builder.Append(suffix, this);
return(builder);
}
protected override NodeResultBuilder GetValue()
{
//return null;
var builder = new NodeResultBuilder();
//string condition = ConditionType.DropdownValue == "Expression" ? InputCondition.GetValue() : InputGroupID.GetValue();
string condition = InputCondition.GetValue();
builder.Append($"(?({condition})", this);
builder.Append(InputThen.Value);
builder.Append("|", this);
builder.Append(InputElse.Value);
builder.Append(")", this);
//return $"(?({condition}){InputThen.GetValue()}|{InputElse.GetValue()})";
return(builder);
}
protected override NodeResultBuilder GetValue()
{
var builder = new NodeResultBuilder(Input.Value);
if (Input.ConnectedNode is OrNode ||
Input.ConnectedNode is IntegerNode
)
{
builder.StripNonCaptureGroup();
}
string prefix = InputGroupType.Value switch
{
GroupTypes.capturing => "(",
GroupTypes.nonCapturing => "(?:",
GroupTypes.named => $"(?<{GroupName.GetValue()}>",
GroupTypes.atomic => $"(?>",
GroupTypes.custom => "(" + CustomPrefix.GetValue(),
_ => "",
};
builder.Prepend(prefix, this);
builder.Append(")", this);
return(builder);
}
protected override NodeResultBuilder GetValue()
{
var builder = new NodeResultBuilder(InputContents.Value);
string whitespace = InputAllowWhitespace.Checked ? "\\s*?" : "";
string separator = InputSeparator.Value;
if (!InputAllowRegex.Checked)
{
separator = separator.EscapeCharacters(SeparatorCharsToEscape);
}
int minReps = InputListLength.Min ?? 0;
int? maxReps = InputListLength.Max;
string quantifier = (min : minReps, max : maxReps) switch
{
(0, 2) => "?",
(1, 2) => "?",
(0, null) => "*",
(1, null) => "*",
(2, null) => "+",
(0, int max) => $"{{{0},{max - 1}}}",
var range when range.min == range.max => $"{{{range.min - 1}}}",
var range => $"{{{range.min - 1},{range.max - 1}}}"
};
if (InputLazyQuantifier.Checked)
{
quantifier += "?";
}
string suffix = ")" + quantifier;
if (minReps <= 0)
{
builder.Prepend("(?:", this);
suffix += ")?";
}
builder.Append("(?:" + separator + whitespace, this);
builder.Append(InputContents.Value);
builder.Append(suffix, this);
return(builder);
}
protected override NodeResultBuilder GetValue()
{
string suffix = GetSuffix(this);
var builder = new NodeResultBuilder(ValueString(), this);
builder.Append(suffix, this);
return(builder);
}
protected override NodeResultBuilder GetValue()
{
string charSet = InputCharacters.GetValue();
string prefix = InputDoInvert.IsChecked ? "^" : "";
string result = "[" + prefix + charSet + "]";
string suffix = GetSuffix(
InputCount.Value,
InputNumber.InputContents,
InputMin.GetValue(),
InputMax.GetValue());
var builder = new NodeResultBuilder();
builder.Append(result, this);
builder.Append(suffix, this);
return(builder);
}
protected override NodeResultBuilder GetValue()
{
var builder = new NodeResultBuilder();
foreach (var input in Inputs.Inputs)
{
builder.Append(input.Value);
}
return(builder);
}
protected override NodeResultBuilder GetValue()
{
var builder = new NodeResultBuilder();
var inputs = Inputs.Inputs;
string prefix = InputCapture.IsChecked ? "(" : "(?:";
builder.Append(prefix, this);
if (inputs.Count > 0)
{
builder.Append(inputs.First().Value);
foreach (var input in inputs.Skip(1))
{
builder.Append("|", this);
builder.Append(input.Value);
}
}
builder.Append(")", this);
return builder;
}
protected override NodeResultBuilder GetValue()
{
string suffix = GetSuffix(
InputCount.Value,
InputNumber.InputContents,
InputMin.GetValue(),
InputMax.GetValue());
var builder = new NodeResultBuilder(ValueString(), this);
builder.Append(suffix, this);
return(builder);
}
protected override NodeResultBuilder GetValue()
{
string result = InputAnchorType.Value switch
{
Mode.StartLine => "^",
Mode.EndLine => "$",
Mode.WordBoundary => "\\b",
Mode.NotWordBoundary => "\\B",
_ => "",
};
var builder = new NodeResultBuilder();
builder.Append(result, this);
return(builder);
}
protected override NodeResultBuilder GetValue()
{
var builder = new NodeResultBuilder(InputContents.Value);
//Simplify IntegerNode if needed
if (InputContents.ConnectedNode is IntegerNode)
{
builder.StripNonCaptureGroup();
}
string suffix = "";
string prefix = "";
//Surround with non-capturing group if necessary
if (InputContents.ConnectedNode is Node _node &&
RequiresGroupToQuantify(_node))
{
prefix += "(?:";
suffix += ")";
}
//Add quantifier
suffix += GetSuffix(this);
//Add modifier
if (InputCount.Value != Reps.Number)
{
if (InputSearchType.Value == SearchMode.Lazy)
{
suffix += "?";
}
else if (InputSearchType.Value == SearchMode.Possessive)
{
suffix += ")";
prefix = "(?>" + prefix;
}
}
builder.Prepend(prefix, this);
builder.Append(suffix, this);
return(builder);
}
protected override NodeResultBuilder GetValue()
{
var builder = new NodeResultBuilder(InputContents.Value);
string suffix = "";
string prefix = "";
//Surround with non-capturing group if necessary
if (InputContents.ConnectedNode is Node _node &&
QuantifierNode.RequiresGroupToQuantify(_node))
{
prefix += "(?:";
suffix += ")";
}
//Add quantifier
suffix += "?";
builder.Prepend(prefix, this);
builder.Append(suffix, this);
return(builder);
}
protected override NodeResultBuilder GetValue()
{
var builder = new NodeResultBuilder(Input.Value);
if (Input.ConnectedNode is OrNode)
{
builder.StripNonCaptureGroup();
}
string prefix = InputGroupType.Value switch
{
Types.lookahead => "(?=",
Types.lookbehind => "(?<=",
Types.lookaheadNeg => "(?!",
Types.lookbehindNeg => "(?<!",
_ => "",
};
builder.Prepend(prefix, this);
builder.Append(")", this);
return(builder);
}
protected override NodeResultBuilder GetValue()
{
var builder = new NodeResultBuilder();
string open = InputOpenBracket.Value;
string close = InputCloseBracket.Value;
string openEscaped = open;
string closeEscaped = close;
if (!InputRegexInBrackets.Checked)
{
openEscaped = open.EscapeSpecialCharacters();
closeEscaped = close.EscapeSpecialCharacters();
}
//Get expression for 'anything other than brackets'
string notBrackets;
if (open.Length <= 1 && close.Length <= 1)
{
//Use inverted CharSet if brackets are single chars
notBrackets = $"[^{open.EscapeCharacters("[]")}{close.EscapeCharacters("[]")}]";
}
else
{
//Use negative lookahead if brackets are expressions
notBrackets = $"(?!{openEscaped}|{closeEscaped}).";
}
NodeResult betweenRec = InputContents.Connected ?
InputContents.Value :
new NodeResult(notBrackets, this);
string groupName = InputGroupName.Value;
string captureGroupName = InputCaptureName.Value;
string openingGroup = InputNoBacktracking.Checked ?
"(?>" :
"(?:";
//Construct output
builder.Append(openingGroup, this);
{
builder.Append($"(?<{groupName}>{openEscaped})", this);
builder.Append("|", this);
builder.Append($"(?<{captureGroupName}-{groupName}>{closeEscaped})", this);
builder.Append("|", this);
builder.Append(betweenRec);
}
builder.Append(")+", this);
builder.Append($"(?({groupName})(?!))", this);
if (InputEnclosingBrackets.Checked)
{
builder.Prepend(openEscaped, this);
builder.Append(closeEscaped, this);
}
return(builder);
}