28 references to PositiveLookaround
System.Text.RegularExpressions.Generator (28)
RegexGenerator.Emitter.cs (4)
2638
Debug.Assert(node.Kind is RegexNodeKind.
PositiveLookaround
, $"Unexpected type: {node.Kind}");
2944
case RegexNodeKind.
PositiveLookaround
:
2961
Debug.Assert(node.Kind is RegexNodeKind.Atomic or RegexNodeKind.
PositiveLookaround
or RegexNodeKind.NegativeLookaround or RegexNodeKind.ExpressionConditional, $"Unexpected type: {node.Kind}");
5489
RegexNodeKind.
PositiveLookaround
=> $"Zero-width positive {(rtl ? "lookbehind" : "lookahead")}.",
src\libraries\System.Text.RegularExpressions\src\System\Text\RegularExpressions\RegexNode.cs (11)
266
case RegexNodeKind.
PositiveLookaround
:
439
case RegexNodeKind.
PositiveLookaround
:
544
RegexNodeKind.
PositiveLookaround
or RegexNodeKind.NegativeLookaround => ReduceLookaround(),
1418
case RegexNodeKind.
PositiveLookaround
when allowZeroWidth:
1973
Debug.Assert(Kind is RegexNodeKind.
PositiveLookaround
or RegexNodeKind.NegativeLookaround);
1991
Kind = Kind == RegexNodeKind.
PositiveLookaround
? RegexNodeKind.Empty : RegexNodeKind.Nothing;
2037
if (condition.Kind == RegexNodeKind.
PositiveLookaround
&& (condition.Options & RegexOptions.RightToLeft) == 0)
2079
case RegexNodeKind.
PositiveLookaround
when (subsequent.Options & RegexOptions.RightToLeft) == 0: // only lookaheads, not lookbehinds (represented as RTL PositiveLookaround nodes)
2350
case RegexNodeKind.
PositiveLookaround
:
2484
case RegexNodeKind.
PositiveLookaround
:
2587
RegexNodeKind.
PositiveLookaround
or
src\libraries\System.Text.RegularExpressions\src\System\Text\RegularExpressions\RegexParser.cs (2)
789
nodeType = RegexNodeKind.
PositiveLookaround
;
823
nodeType = RegexNodeKind.
PositiveLookaround
;
src\libraries\System.Text.RegularExpressions\src\System\Text\RegularExpressions\RegexPrefixAnalyzer.cs (9)
102
case RegexNodeKind.
PositiveLookaround
:
471
case RegexNodeKind.
PositiveLookaround
:
675
case RegexNodeKind.
PositiveLookaround
:
1015
case RegexNodeKind.
PositiveLookaround
:
1255
case RegexNodeKind.
PositiveLookaround
:
1341
case RegexNodeKind.
PositiveLookaround
when leading && (node.Options & RegexOptions.RightToLeft) == 0:
1367
case RegexNodeKind.
PositiveLookaround
when ((node.Options | tmpChild.Options) & RegexOptions.RightToLeft) != 0:
1371
case RegexNodeKind.
PositiveLookaround
:
1393
if (node.Child(i).Kind is not (RegexNodeKind.Empty or RegexNodeKind.
PositiveLookaround
or RegexNodeKind.NegativeLookaround))
src\libraries\System.Text.RegularExpressions\src\System\Text\RegularExpressions\RegexTreeAnalyzer.cs (2)
65
case RegexNodeKind.
PositiveLookaround
:
94
RegexNodeKind.Atomic or RegexNodeKind.NegativeLookaround or RegexNodeKind.
PositiveLookaround
=> true,