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Codechange: Avoid emplace_back(new()) into a unique_ptr. (#11384)

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This could theoretically leave an unmanaged pointer in certain circumstances, and directly using
make_unique shows intent.
This commit is contained in:
Peter Nelson
2023-10-20 18:40:48 +01:00
committed by GitHub
parent 429a6f58e7
commit fd6f1e844a
21 changed files with 117 additions and 118 deletions
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10
src/rail_gui.cpp
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@@ -2353,7 +2353,7 @@ DropDownList GetRailTypeDropDownList(bool for_replacement, bool all_option)
DropDownList list;
if (all_option) {
list.emplace_back(new DropDownListStringItem(STR_REPLACE_ALL_RAILTYPE, INVALID_RAILTYPE, false));
list.push_back(std::make_unique<DropDownListStringItem>(STR_REPLACE_ALL_RAILTYPE, INVALID_RAILTYPE, false));
}
Dimension d = { 0, 0 };
@@ -2375,18 +2375,18 @@ DropDownList GetRailTypeDropDownList(bool for_replacement, bool all_option)
SetDParam(0, rti->strings.menu_text);
SetDParam(1, rti->max_speed);
if (for_replacement) {
list.emplace_back(new DropDownListStringItem(rti->strings.replace_text, rt, !HasBit(avail_railtypes, rt)));
list.push_back(std::make_unique<DropDownListStringItem>(rti->strings.replace_text, rt, !HasBit(avail_railtypes, rt)));
} else {
StringID str = rti->max_speed > 0 ? STR_TOOLBAR_RAILTYPE_VELOCITY : STR_JUST_STRING;
DropDownListIconItem *iconitem = new DropDownListIconItem(rti->gui_sprites.build_x_rail, PAL_NONE, str, rt, !HasBit(avail_railtypes, rt));
auto iconitem = std::make_unique<DropDownListIconItem>(rti->gui_sprites.build_x_rail, PAL_NONE, str, rt, !HasBit(avail_railtypes, rt));
iconitem->SetDimension(d);
list.emplace_back(iconitem);
list.push_back(std::move(iconitem));
}
}
if (list.size() == 0) {
/* Empty dropdowns are not allowed */
list.emplace_back(new DropDownListStringItem(STR_NONE, INVALID_RAILTYPE, true));
list.push_back(std::make_unique<DropDownListStringItem>(STR_NONE, INVALID_RAILTYPE, true));
}
return list;