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[Feat] 实现 std.formater库，增加 std.io.printf函数

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[Fix] 修复 evaluator中处理else if condVal类型错误的低级问题
[Feat] 为 String类型增加 insert, replace, erase函数
This commit is contained in:
PuqiAR
2025-12-29 18:27:39 +08:00
parent cd106fc513
commit 2a455a0487
6 changed files with 335 additions and 14 deletions
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78
src/Value/value.hpp
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@@ -78,7 +78,76 @@ namespace Fig
const FString &str = as<ValueType::StringClass>();
return std::make_shared<Object>(static_cast<ValueType::IntClass>(str.length()));
}},
{u8"replace", [this](std::vector<ObjectPtr> args) -> ObjectPtr {
if (args.size() != 2)
throw RuntimeError(FString(
std::format("`replace` expects 2 arguments, {} got", args.size())));
FString &str = as<ValueType::StringClass>();
ObjectPtr arg1 = args[0];
ObjectPtr arg2 = args[1];
if (!arg1->is<ValueType::IntClass>())
{
throw RuntimeError(FString(
"`replace` arg 1 expects type Int"));
}
if (!arg2->is<ValueType::StringClass>())
{
throw RuntimeError(FString(
"`replace` arg 2 expects type String"));
}
str.realReplace(arg1->as<ValueType::IntClass>(), arg2->as<ValueType::StringClass>());
return Object::getNullInstance();
}},
{u8"erase", [this](std::vector<ObjectPtr> args) -> ObjectPtr {
if (args.size() != 2)
throw RuntimeError(FString(
std::format("`erase` expects 2 arguments, {} got", args.size())));
FString &str = as<ValueType::StringClass>();
ObjectPtr arg1 = args[0];
ObjectPtr arg2 = args[1];
if (!arg1->is<ValueType::IntClass>())
{
throw RuntimeError(FString(
"`erase` arg 1 expects type Int"));
}
if (!arg2->is<ValueType::IntClass>())
{
throw RuntimeError(FString(
"`erase` arg 2 expects type Int"));
}
ValueType::IntClass index = arg1->as<ValueType::IntClass>();
ValueType::IntClass n = arg2->as<ValueType::IntClass>();
if (index < 0 || n < 0)
{
throw RuntimeError(FString("`erase`: index and n must greater or equal to 0"));
}
if (index + n > str.length())
{
throw RuntimeError(FString("`erase`: length is not long enough to erase"));
}
str.realErase(arg1->as<ValueType::IntClass>(), arg2->as<ValueType::IntClass>());
return Object::getNullInstance();
}},
{u8"insert", [this](std::vector<ObjectPtr> args) -> ObjectPtr {
if (args.size() != 2)
throw RuntimeError(FString(
std::format("`insert` expects 2 arguments, {} got", args.size())));
FString &str = as<ValueType::StringClass>();
ObjectPtr arg1 = args[0];
ObjectPtr arg2 = args[1];
if (!arg1->is<ValueType::IntClass>())
{
throw RuntimeError(FString(
"`insert` arg 1 expects type Int"));
}
if (!arg2->is<ValueType::StringClass>())
{
throw RuntimeError(FString(
"`insert` arg 2 expects type String"));
}
str.realInsert(arg1->as<ValueType::IntClass>(), arg2->as<ValueType::StringClass>());
return Object::getNullInstance();
}},
}},
{ValueType::Function, {}},
{ValueType::StructType, {}},
@@ -136,15 +205,16 @@ namespace Fig
map.contains(index));
}},
}},
{ValueType::Module, {}}
};
{ValueType::Module, {}}};
std::unordered_map<TypeInfo, std::unordered_map<FString, int>, TypeInfoHash> memberTypeFunctionsParas{
{ValueType::Null, {}},
{ValueType::Int, {}},
{ValueType::Double, {}},
{ValueType::String, {
{u8"length", 0},
{u8"replace", 2},
{u8"erase", 2},
{u8"insert", 2},
}},
{ValueType::Function, {}},
{ValueType::StructType, {}},