// A convenient wrapper arount MaybeAppendWithLength().
static bool MaybeAppend(State *state, const char * const str) {
if (state->append) {
int length = StrLen(str);
MaybeAppendWithLength(state, str, length);
}
return true;
}
// <ctor-dtor-name> ::= C1 | C2 | C3
// ::= D0 | D1 | D2
static bool ParseCtorDtorName(State *state) {
State copy = *state;
if (ParseChar(state, 'C') &&
ParseCharClass(state, "123")) {
const char * const prev_name = state->prev_name;
const int prev_name_length = state->prev_name_length;
MaybeAppendWithLength(state, prev_name, prev_name_length);
return true;
}
*state = copy;
if (ParseChar(state, 'D') &&
ParseCharClass(state, "012")) {
const char * const prev_name = state->prev_name;
const int prev_name_length = state->prev_name_length;
MaybeAppend(state, "~");
MaybeAppendWithLength(state, prev_name, prev_name_length);
return true;
}
*state = copy;
return false;
}
// <identifier> ::= <unqualified source code identifier> (of given length)
static bool ParseIdentifier(State *state, int length) {
if (length == -1 ||
!AtLeastNumCharsRemaining(state->mangled_cur, length)) {
return false;
}
if (IdentifierIsAnonymousNamespace(state, length)) {
MaybeAppend(state, "(anonymous namespace)");
} else {
MaybeAppendWithLength(state, state->mangled_cur, length);
}
state->mangled_cur += length;
return true;
}
// <identifier> ::= <unqualified source code identifier>
static bool ParseIdentifier(State *state) {
if (state->number == -1 ||
RemainingLength(state) < state->number) {
return false;
}
if (IdentifierIsAnonymousNamespace(state)) {
MaybeAppend(state, "(anonymous namespace)");
} else {
MaybeAppendWithLength(state, state->mangled_cur, state->number);
}
state->mangled_cur += state->number;
state->number = -1; // Reset the number.
return true;
}
