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Merge pull request #13315 from jordan-woyak/func-exp-cleanup

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InputCommon/ExpressionParser: Function argument parsing minor cleanup.
This commit is contained in:
Admiral H. Curtiss 2025-02-02 17:23:13 +01:00 committed by GitHub
commit 9ff833e2f4
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GPG Key ID: B5690EEEBB952194
3 changed files with 56 additions and 85 deletions
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5
Source/Core/InputCommon/ControlReference/ExpressionParser.cpp
View File

@ -786,12 +786,13 @@ private:
// Comma before the next argument.
if (TOK_COMMA != tok.type)
return ParseResult::MakeErrorResult(tok, Common::GetStringT("Expected comma."));
return ParseResult::MakeErrorResult(tok, Common::GetStringT("Expected closing paren."));
};
}
}
const auto argument_validation = func->SetArguments(std::move(args));
func->SetArguments(std::move(args));
const auto argument_validation = func->ValidateArguments();
if (std::holds_alternative<FunctionExpression::ExpectedArguments>(argument_validation))
{

130
Source/Core/InputCommon/ControlReference/FunctionExpression.cpp
View File

@ -16,11 +16,10 @@ using FSec = std::chrono::duration<ControlState>;
class ToggleExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
// Optional 2nd argument for clearing state:
if (args.size() == 1 || args.size() == 2)
if (GetArgCount() == 1 || GetArgCount() == 2)
return ArgumentsAreValid{};
else
return ExpectedArguments{"toggle_state_input, [clear_state_input]"};
@ -56,10 +55,9 @@ private:
class NotExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 1)
if (GetArgCount() == 1)
return ArgumentsAreValid{};
else
return ExpectedArguments{"expression"};
@ -73,10 +71,9 @@ private:
class AbsExpression final : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 1)
if (GetArgCount() == 1)
return ArgumentsAreValid{};
else
return ExpectedArguments{"expression"};
@ -89,10 +86,9 @@ private:
class SinExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 1)
if (GetArgCount() == 1)
return ArgumentsAreValid{};
else
return ExpectedArguments{"expression"};
@ -105,10 +101,9 @@ private:
class CosExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 1)
if (GetArgCount() == 1)
return ArgumentsAreValid{};
else
return ExpectedArguments{"expression"};
@ -121,10 +116,9 @@ private:
class TanExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 1)
if (GetArgCount() == 1)
return ArgumentsAreValid{};
else
return ExpectedArguments{"expression"};
@ -137,10 +131,9 @@ private:
class ASinExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 1)
if (GetArgCount() == 1)
return ArgumentsAreValid{};
else
return ExpectedArguments{"expression"};
@ -153,10 +146,9 @@ private:
class ACosExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 1)
if (GetArgCount() == 1)
return ArgumentsAreValid{};
else
return ExpectedArguments{"expression"};
@ -169,10 +161,9 @@ private:
class ATanExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 1)
if (GetArgCount() == 1)
return ArgumentsAreValid{};
else
return ExpectedArguments{"expression"};
@ -185,10 +176,9 @@ private:
class ATan2Expression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 2)
if (GetArgCount() == 2)
return ArgumentsAreValid{};
else
return ExpectedArguments{"y, x"};
@ -204,10 +194,9 @@ private:
class SqrtExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 1)
if (GetArgCount() == 1)
return ArgumentsAreValid{};
else
return ExpectedArguments{"expression"};
@ -220,10 +209,9 @@ private:
class PowExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 2)
if (GetArgCount() == 2)
return ArgumentsAreValid{};
else
return ExpectedArguments{"base, exponent"};
@ -236,10 +224,9 @@ private:
class MinExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 2)
if (GetArgCount() == 2)
return ArgumentsAreValid{};
else
return ExpectedArguments{"a, b"};
@ -252,10 +239,9 @@ private:
class MaxExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 2)
if (GetArgCount() == 2)
return ArgumentsAreValid{};
else
return ExpectedArguments{"a, b"};
@ -268,10 +254,9 @@ private:
class ClampExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 3)
if (GetArgCount() == 3)
return ArgumentsAreValid{};
else
return ExpectedArguments{"value, min, max"};
@ -287,10 +272,9 @@ private:
class TimerExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 1)
if (GetArgCount() == 1)
return ArgumentsAreValid{};
else
return ExpectedArguments{"seconds"};
@ -330,10 +314,9 @@ private:
class IfExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 3)
if (GetArgCount() == 3)
return ArgumentsAreValid{};
else
return ExpectedArguments{"condition, true_expression, false_expression"};
@ -351,10 +334,9 @@ private:
class UnaryMinusExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 1)
if (GetArgCount() == 1)
return ArgumentsAreValid{};
else
return ExpectedArguments{"expression"};
@ -371,10 +353,9 @@ private:
class UnaryPlusExpression : public FunctionExpression
{
private:
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 1)
if (GetArgCount() == 1)
return ArgumentsAreValid{};
else
return ExpectedArguments{"expression"};
@ -386,10 +367,9 @@ private:
// usage: deadzone(input, amount)
class DeadzoneExpression : public FunctionExpression
{
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 2)
if (GetArgCount() == 2)
return ArgumentsAreValid{};
else
return ExpectedArguments{"input, amount"};
@ -407,10 +387,9 @@ class DeadzoneExpression : public FunctionExpression
// seconds is seconds to change from 0.0 to 1.0
class SmoothExpression : public FunctionExpression
{
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 2 || args.size() == 3)
if (GetArgCount() == 2 || GetArgCount() == 3)
return ArgumentsAreValid{};
else
return ExpectedArguments{"input, seconds_up, seconds_down = seconds_up"};
@ -451,10 +430,9 @@ private:
// usage: hold(input, seconds)
class HoldExpression : public FunctionExpression
{
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 2)
if (GetArgCount() == 2)
return ArgumentsAreValid{};
else
return ExpectedArguments{"input, seconds"};
@ -490,10 +468,9 @@ private:
// usage: tap(input, seconds, taps=2)
class TapExpression : public FunctionExpression
{
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 2 || args.size() == 3)
if (GetArgCount() == 2 || GetArgCount() == 3)
return ArgumentsAreValid{};
else
return ExpectedArguments{"input, seconds, taps = 2"};
@ -550,10 +527,9 @@ private:
// speed is max movement per second
class RelativeExpression : public FunctionExpression
{
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() >= 2 && args.size() <= 4)
if (GetArgCount() >= 2 && GetArgCount() <= 4)
return ArgumentsAreValid{};
else
return ExpectedArguments{"input, speed, [max_abs_value, [shared_state]]"};
@ -609,10 +585,9 @@ private:
// usage: pulse(input, seconds)
class PulseExpression : public FunctionExpression
{
ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) override
ArgumentValidation ValidateArguments() override
{
if (args.size() == 2)
if (GetArgCount() == 2)
return ArgumentsAreValid{};
else
return ExpectedArguments{"input, seconds"};
@ -731,12 +706,9 @@ void FunctionExpression::UpdateReferences(ControlEnvironment& env)
arg->UpdateReferences(env);
}
FunctionExpression::ArgumentValidation
FunctionExpression::SetArguments(std::vector<std::unique_ptr<Expression>>&& args)
void FunctionExpression::SetArguments(std::vector<std::unique_ptr<Expression>>&& args)
{
m_args = std::move(args);
return ValidateArguments(m_args);
}
Expression& FunctionExpression::GetArg(u32 number)

6
Source/Core/InputCommon/ControlReference/FunctionExpression.h
View File

@ -33,14 +33,12 @@ public:
int CountNumControls() const override;
void UpdateReferences(ControlEnvironment& env) override;
ArgumentValidation SetArguments(std::vector<std::unique_ptr<Expression>>&& args);
void SetArguments(std::vector<std::unique_ptr<Expression>>&& args);
virtual ArgumentValidation ValidateArguments() = 0;
void SetValue(ControlState value) override;
protected:
virtual ArgumentValidation
ValidateArguments(const std::vector<std::unique_ptr<Expression>>& args) = 0;
Expression& GetArg(u32 number);
u32 GetArgCount() const;