Experimental parser: implement skip

src/lexer/even-more-experimental-scanner.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 40 matching lines @@
 #include "preparser.h"
 #include "runtime.h"
 #include "scanner-character-streams.h"
 #include "scopeinfo.h"
 #include "string-stream.h"
 
 #include "experimental-scanner.h"
 
 using namespace v8::internal;
 
-namespace {
-
-inline int HexValue(uc32 c) {
-  c -= '0';
-  if (static_cast<unsigned>(c) <= 9) return c;
-  c = (c | 0x20) - ('a' - '0');  // detect 0x11..0x16 and 0x31..0x36.
-  if (static_cast<unsigned>(c) <= 5) return c + 10;
-  return -1;
-}
-
-}
-
 namespace v8 {
 namespace internal {
 
 EvenMoreExperimentalScanner::EvenMoreExperimentalScanner(
     ExperimentalScanner* sink,
     UnicodeCache* unicode_cache)
     : unicode_cache_(unicode_cache),
       buffer_(NULL),
       buffer_end_(NULL),
       start_(NULL),
@@ skipping 45 matching lines @@
 
 void EvenMoreExperimentalScanner::send(Token::Value token) {
   int beg = start_ - buffer_;
   int end = cursor_ - buffer_;
   sink_->Record(token, beg, end);
 }
 
 
 }
 }