next_pos_(0),
in_(in),
error_(error),
- simple_(true),
+ simple_(false),
contains_anchor_(false),
captures_(NULL),
is_scanned_for_captures_(false),
if (has_more()) {
ReportError(CStrVector("Unmatched ')'") CHECK_FAILED);
}
+ // If the result of parsing is a literal string atom, and it has the
+ // same length as the input, then the atom is identical to the input.
+ if (result->IsAtom() && result->AsAtom()->length() == in()->length()) {
+ simple_ = true;
+ }
return result;
}
Advance(2);
break;
}
- simple_ = false;
break;
case '{': {
int dummy;
is_greedy = false;
Advance();
}
- simple_ = false; // Adding quantifier might *remove* look-ahead.
builder.AddQuantifierToAtom(min, max, is_greedy);
}
}
--- /dev/null
+// Copyright 2008 the V8 project authors. All rights reserved.\r
+// Redistribution and use in source and binary forms, with or without\r
+// modification, are permitted provided that the following conditions are\r
+// met:\r
+//\r
+// * Redistributions of source code must retain the above copyright\r
+// notice, this list of conditions and the following disclaimer.\r
+// * Redistributions in binary form must reproduce the above\r
+// copyright notice, this list of conditions and the following\r
+// disclaimer in the documentation and/or other materials provided\r
+// with the distribution.\r
+// * Neither the name of Google Inc. nor the names of its\r
+// contributors may be used to endorse or promote products derived\r
+// from this software without specific prior written permission.\r
+//\r
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\r
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\r
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\r
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\r
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\r
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\r
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\r
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\r
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\r
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\r
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\r
+\r
+// See: http://code.google.com/p/v8/issues/detail?id=246\r
+\r
+assertTrue(/(?:text)/.test("text"));\r
+assertEquals(["text"], /(?:text)/.exec("text"));
\ No newline at end of file