15 references to _nothing
System.Text.RegularExpressions (15)
System\Text\RegularExpressions\Symbolic\SymbolicRegexNode.cs (15)
425
if (node == builder.
_nothing
)
426
return builder.
_nothing
;
450
if (left == builder.
_nothing
|| right == builder.
_nothing
)
451
return builder.
_nothing
;
490
if (left == builder.
_nothing
)
496
SymbolicRegexNode<TSet> tail = right._kind == SymbolicRegexNodeKind.Alternate ? right._right! : builder.
_nothing
;
555
elems[i] = builder.
_nothing
;
563
SymbolicRegexNode<TSet> or = builder.
_nothing
;
1278
derivative = builder.
_nothing
;
1351
derivative = builder.
_nothing
;
2099
builder.
_nothing
; //start anchor is only nullable if the previous character is Start
2104
builder.
_nothing
; //rev(\Z) is only nullable if the previous characters is Start or the very first \n
2111
builder.
_nothing
;
2118
builder.
_nothing
;