Pass \n, \r and \t through OStream without escaping.
BUG=
R=svenpanne@chromium.org
Review URL: https://codereview.chromium.org/
458533002
Patch from Vyacheslav Egorov <vegorov@google.com>.
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23478
ce2b1a6d-e550-0410-aec6-
3dcde31c8c00
shared->end_position() - shared->start_position() + 1;
for (int i = 0; i < source_len; i++) {
if (stream.HasMore()) {
- os << AsUC16(stream.GetNext());
+ os << AsReversiblyEscapedUC16(stream.GetNext());
}
}
}
os << "Instructions (size = " << instruction_size() << ")\n";
// TODO(svenpanne) The Disassembler should use streams, too!
- Disassembler::Decode(stdout, this);
+ {
+ CodeTracer::Scope trace_scope(GetIsolate()->GetCodeTracer());
+ Disassembler::Decode(trace_scope.file(), this);
+ }
os << "\n";
if (kind() == FUNCTION) {
}
+OStream& operator<<(OStream& os, const AsReversiblyEscapedUC16& c) {
+ char buf[10];
+ const char* format = (0x20 <= c.value && c.value <= 0x7F) && (c.value != 0x52)
+ ? "%c"
+ : (c.value <= 0xff) ? "\\x%02x" : "\\u%04x";
+ snprintf(buf, sizeof(buf), format, c.value);
+ return os << buf;
+}
+
+
OStream& operator<<(OStream& os, const AsUC16& c) {
char buf[10];
const char* format = (0x20 <= c.value && c.value <= 0x7F)
};
-// A wrapper to disambiguate uint16_t and uc16.
+// Wrappers to disambiguate uint16_t and uc16.
struct AsUC16 {
explicit AsUC16(uint16_t v) : value(v) {}
uint16_t value;
};
+struct AsReversiblyEscapedUC16 {
+ explicit AsReversiblyEscapedUC16(uint16_t v) : value(v) {}
+ uint16_t value;
+};
+
+
+// Writes the given character to the output escaping everything outside
+// of printable ASCII range. Additionally escapes '\' making escaping
+// reversible.
+OStream& operator<<(OStream& os, const AsReversiblyEscapedUC16& c);
+
+// Writes the given character to the output escaping everything outside
+// of printable ASCII range.
OStream& operator<<(OStream& os, const AsUC16& c);
} } // namespace v8::internal