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Codechange: Replace a raw pointer with std::optional. (#13809)

pull/13828/head
frosch 2025-03-15 16:52:12 +01:00 committed by GitHub
parent f6b0f7848b
commit 4f63340f8d
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GPG Key ID: B5690EEEBB952194
1 changed files with 7 additions and 9 deletions
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16
src/newgrf_text.cpp
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@ -252,7 +252,7 @@ std::string TranslateTTDPatchCodes(uint32_t grfid, uint8_t language_id, bool all
}
/* Helper variable for a possible (string) mapping. */
UnmappedChoiceList *mapping = nullptr;
std::optional<UnmappedChoiceList> mapping;
std::ostringstream dest;
std::ostreambuf_iterator<char> d(dest);
@ -381,7 +381,7 @@ std::string TranslateTTDPatchCodes(uint32_t grfid, uint8_t language_id, bool all
case 0x10:
case 0x11:
if (str[0] == '\0') goto string_end;
if (mapping == nullptr) {
if (!mapping.has_value()) {
if (code == 0x10) src++; // Skip the index
GrfMsg(1, "choice list {} marker found when not expected", code == 0x10 ? "next" : "default");
break;
@ -396,13 +396,12 @@ std::string TranslateTTDPatchCodes(uint32_t grfid, uint8_t language_id, bool all
break;
case 0x12:
if (mapping == nullptr) {
if (!mapping.has_value()) {
GrfMsg(1, "choice list end marker found when not expected");
} else {
/* Now we can start flushing everything and clean everything up. */
mapping->Flush(LanguageMap::GetLanguageMap(grfid, language_id), dest);
delete mapping;
mapping = nullptr;
mapping.reset();
d = std::ostreambuf_iterator<char>(dest);
}
@ -412,12 +411,12 @@ std::string TranslateTTDPatchCodes(uint32_t grfid, uint8_t language_id, bool all
case 0x14:
case 0x15:
if (src[0] == '\0') goto string_end;
if (mapping != nullptr) {
if (mapping.has_value()) {
GrfMsg(1, "choice lists can't be stacked, it's going to get messy now...");
if (code != 0x14) src++;
} else {
static const StringControlCode mp[] = { SCC_GENDER_LIST, SCC_SWITCH_CASE, SCC_PLURAL_LIST };
mapping = new UnmappedChoiceList(mp[code - 0x13], code == 0x14 ? 0 : *src++);
mapping.emplace(mp[code - 0x13], code == 0x14 ? 0 : *src++);
}
break;
@ -469,9 +468,8 @@ std::string TranslateTTDPatchCodes(uint32_t grfid, uint8_t language_id, bool all
}
string_end:
if (mapping != nullptr) {
if (mapping.has_value()) {
GrfMsg(1, "choice list was incomplete, the whole list is ignored");
delete mapping;
}
return dest.str();