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Added if, else and else if to pattern language

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This commit is contained in:
WerWolv
2021-01-07 00:02:51 +01:00
parent d8b16766f5
commit acfd5aa02f
8 changed files with 348 additions and 106 deletions
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44
include/lang/ast_node.hpp
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@@ -366,4 +366,48 @@ namespace hex::lang {
std::vector<std::string> m_path;
};
class ASTNodeConditionalStatement : public ASTNode {
public:
explicit ASTNodeConditionalStatement(ASTNode *condition, std::vector<ASTNode*> trueBody, std::vector<ASTNode*> falseBody)
: ASTNode(), m_condition(condition), m_trueBody(std::move(trueBody)), m_falseBody(std::move(falseBody)) { }
~ASTNodeConditionalStatement() override {
delete this->m_condition;
for (auto &statement : this->m_trueBody)
delete statement;
for (auto &statement : this->m_falseBody)
delete statement;
}
ASTNodeConditionalStatement(const ASTNodeConditionalStatement &other) : ASTNode(other) {
this->m_condition = other.m_condition->clone();
for (auto &statement : other.m_trueBody)
this->m_trueBody.push_back(statement->clone());
for (auto &statement : other.m_falseBody)
this->m_falseBody.push_back(statement->clone());
}
ASTNode* clone() const override {
return new ASTNodeConditionalStatement(*this);
}
[[nodiscard]] ASTNode* getCondition() {
return this->m_condition;
}
[[nodiscard]] const std::vector<ASTNode*>& getTrueBody() const {
return this->m_trueBody;
}
[[nodiscard]] const std::vector<ASTNode*>& getFalseBody() const {
return this->m_falseBody;
}
private:
ASTNode *m_condition;
std::vector<ASTNode*> m_trueBody, m_falseBody;
};
}

1
include/lang/evaluator.hpp
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@@ -47,6 +47,7 @@ namespace hex::lang {
ASTNodeIntegerLiteral* evaluateMathematicalExpression(ASTNodeNumericExpression *node);
PatternData* evaluateBuiltinType(ASTNodeBuiltinType *node);
std::vector<PatternData*> evaluateMember(ASTNode *node);
PatternData* evaluateStruct(ASTNodeStruct *node);
PatternData* evaluateUnion(ASTNodeUnion *node);
PatternData* evaluateEnum(ASTNodeEnum *node);

7
include/lang/parser.hpp
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@@ -59,17 +59,24 @@ namespace hex::lang {
ASTNode* parseMultiplicativeExpression();
ASTNode* parseAdditiveExpression();
ASTNode* parseShiftExpression();
ASTNode* parseRelationExpression();
ASTNode* parseEqualityExpression();
ASTNode* parseBinaryAndExpression();
ASTNode* parseBinaryXorExpression();
ASTNode* parseBinaryOrExpression();
ASTNode* parseBooleanAnd();
ASTNode* parseBooleanXor();
ASTNode* parseBooleanOr();
ASTNode* parseMathematicalExpression();
ASTNode* parseConditional();
ASTNode* parseType(s32 startIndex);
ASTNode* parseUsingDeclaration();
ASTNode* parsePadding();
ASTNode* parseMemberVariable();
ASTNode* parseMemberArrayVariable();
ASTNode* parseMemberPointerVariable();
ASTNode* parseMember();
ASTNode* parseStruct();
ASTNode* parseUnion();
ASTNode* parseEnum();

102
include/lang/token.hpp
View File

@@ -28,6 +28,8 @@ namespace hex::lang {
Bitfield,
LittleEndian,
BigEndian,
If,
Else
};
enum class Operator {
@@ -42,7 +44,16 @@ namespace hex::lang {
ShiftRight,
BitOr,
BitAnd,
BitXor
BitXor,
BoolEquals,
BoolNotEquals,
BoolGreaterThan,
BoolLessThan,
BoolGreaterThanOrEquals,
BoolLessThanOrEquals,
BoolAnd,
BoolOr,
BoolXor
};
enum class ValueType {
@@ -168,46 +179,57 @@ namespace hex::lang {
#define COMPONENT(type, value) hex::lang::Token::Type::type, hex::lang::Token::type::value
#define KEYWORD_STRUCT COMPONENT(Keyword, Struct)
#define KEYWORD_UNION COMPONENT(Keyword, Union)
#define KEYWORD_USING COMPONENT(Keyword, Using)
#define KEYWORD_ENUM COMPONENT(Keyword, Enum)
#define KEYWORD_BITFIELD COMPONENT(Keyword, Bitfield)
#define KEYWORD_LE COMPONENT(Keyword, LittleEndian)
#define KEYWORD_BE COMPONENT(Keyword, BigEndian)
#define KEYWORD_STRUCT COMPONENT(Keyword, Struct)
#define KEYWORD_UNION COMPONENT(Keyword, Union)
#define KEYWORD_USING COMPONENT(Keyword, Using)
#define KEYWORD_ENUM COMPONENT(Keyword, Enum)
#define KEYWORD_BITFIELD COMPONENT(Keyword, Bitfield)
#define KEYWORD_LE COMPONENT(Keyword, LittleEndian)
#define KEYWORD_BE COMPONENT(Keyword, BigEndian)
#define KEYWORD_IF COMPONENT(Keyword, If)
#define KEYWORD_ELSE COMPONENT(Keyword, Else)
#define INTEGER hex::lang::Token::Type::Integer, hex::lang::Token::IntegerLiteral({ hex::lang::Token::ValueType::Any, 0xFFFF'FFFF'FFFF'FFFF })
#define IDENTIFIER hex::lang::Token::Type::Identifier, ""
#define INTEGER hex::lang::Token::Type::Integer, hex::lang::Token::IntegerLiteral({ hex::lang::Token::ValueType::Any, 0xFFFF'FFFF'FFFF'FFFF })
#define IDENTIFIER hex::lang::Token::Type::Identifier, ""
#define OPERATOR_AT COMPONENT(Operator, AtDeclaration)
#define OPERATOR_ASSIGNMENT COMPONENT(Operator, Assignment)
#define OPERATOR_INHERIT COMPONENT(Operator, Inherit)
#define OPERATOR_PLUS COMPONENT(Operator, Plus)
#define OPERATOR_MINUS COMPONENT(Operator, Minus)
#define OPERATOR_STAR COMPONENT(Operator, Star)
#define OPERATOR_SLASH COMPONENT(Operator, Slash)
#define OPERATOR_SHIFTLEFT COMPONENT(Operator, ShiftLeft)
#define OPERATOR_SHIFTRIGHT COMPONENT(Operator, ShiftRight)
#define OPERATOR_BITOR COMPONENT(Operator, BitOr)
#define OPERATOR_BITAND COMPONENT(Operator, BitAnd)
#define OPERATOR_BITXOR COMPONENT(Operator, BitXor)
#define OPERATOR_AT COMPONENT(Operator, AtDeclaration)
#define OPERATOR_ASSIGNMENT COMPONENT(Operator, Assignment)
#define OPERATOR_INHERIT COMPONENT(Operator, Inherit)
#define OPERATOR_PLUS COMPONENT(Operator, Plus)
#define OPERATOR_MINUS COMPONENT(Operator, Minus)
#define OPERATOR_STAR COMPONENT(Operator, Star)
#define OPERATOR_SLASH COMPONENT(Operator, Slash)
#define OPERATOR_SHIFTLEFT COMPONENT(Operator, ShiftLeft)
#define OPERATOR_SHIFTRIGHT COMPONENT(Operator, ShiftRight)
#define OPERATOR_BITOR COMPONENT(Operator, BitOr)
#define OPERATOR_BITAND COMPONENT(Operator, BitAnd)
#define OPERATOR_BITXOR COMPONENT(Operator, BitXor)
#define OPERATOR_BOOLEQUALS COMPONENT(Operator, BoolEquals)
#define OPERATOR_BOOLNOTEQUALS COMPONENT(Operator, BoolNotEquals)
#define OPERATOR_BOOLGREATERTHAN COMPONENT(Operator, BoolGreaterThan)
#define OPERATOR_BOOLLESSTHAN COMPONENT(Operator, BoolLessThan)
#define OPERATOR_BOOLGREATERTHANOREQUALS COMPONENT(Operator, BoolGreaterThanOrEquals)
#define OPERATOR_BOOLLESSTHANOREQUALS COMPONENT(Operator, BoolLessThanOrEquals)
#define OPERATOR_BOOLAND COMPONENT(Operator, BoolAnd)
#define OPERATOR_BOOLOR COMPONENT(Operator, BoolOr)
#define OPERATOR_BOOLXOR COMPONENT(Operator, BoolXor)
#define VALUETYPE_CUSTOMTYPE COMPONENT(ValueType, CustomType)
#define VALUETYPE_PADDING COMPONENT(ValueType, Padding)
#define VALUETYPE_UNSIGNED COMPONENT(ValueType, Unsigned)
#define VALUETYPE_SIGNED COMPONENT(ValueType, Signed)
#define VALUETYPE_FLOATINGPOINT COMPONENT(ValueType, FloatingPoint)
#define VALUETYPE_INTEGER COMPONENT(ValueType, Integer)
#define VALUETYPE_ANY COMPONENT(ValueType, Any)
#define VALUETYPE_CUSTOMTYPE COMPONENT(ValueType, CustomType)
#define VALUETYPE_PADDING COMPONENT(ValueType, Padding)
#define VALUETYPE_UNSIGNED COMPONENT(ValueType, Unsigned)
#define VALUETYPE_SIGNED COMPONENT(ValueType, Signed)
#define VALUETYPE_FLOATINGPOINT COMPONENT(ValueType, FloatingPoint)
#define VALUETYPE_INTEGER COMPONENT(ValueType, Integer)
#define VALUETYPE_ANY COMPONENT(ValueType, Any)
#define SEPARATOR_ROUNDBRACKETOPEN COMPONENT(Separator, RoundBracketOpen)
#define SEPARATOR_ROUNDBRACKETCLOSE COMPONENT(Separator, RoundBracketClose)
#define SEPARATOR_CURLYBRACKETOPEN COMPONENT(Separator, CurlyBracketOpen)
#define SEPARATOR_CURLYBRACKETCLOSE COMPONENT(Separator, CurlyBracketClose)
#define SEPARATOR_SQUAREBRACKETOPEN COMPONENT(Separator, SquareBracketOpen)
#define SEPARATOR_SQUAREBRACKETCLOSE COMPONENT(Separator, SquareBracketClose)
#define SEPARATOR_COMMA COMPONENT(Separator, Comma)
#define SEPARATOR_DOT COMPONENT(Separator, Dot)
#define SEPARATOR_SCOPE_RESOLUTION COMPONENT(Separator, ScopeResolution)
#define SEPARATOR_ENDOFEXPRESSION COMPONENT(Separator, EndOfExpression)
#define SEPARATOR_ENDOFPROGRAM COMPONENT(Separator, EndOfProgram)
#define SEPARATOR_ROUNDBRACKETOPEN COMPONENT(Separator, RoundBracketOpen)
#define SEPARATOR_ROUNDBRACKETCLOSE COMPONENT(Separator, RoundBracketClose)
#define SEPARATOR_CURLYBRACKETOPEN COMPONENT(Separator, CurlyBracketOpen)
#define SEPARATOR_CURLYBRACKETCLOSE COMPONENT(Separator, CurlyBracketClose)
#define SEPARATOR_SQUAREBRACKETOPEN COMPONENT(Separator, SquareBracketOpen)
#define SEPARATOR_SQUAREBRACKETCLOSE COMPONENT(Separator, SquareBracketClose)
#define SEPARATOR_COMMA COMPONENT(Separator, Comma)
#define SEPARATOR_DOT COMPONENT(Separator, Dot)
#define SEPARATOR_SCOPE_RESOLUTION COMPONENT(Separator, ScopeResolution)
#define SEPARATOR_ENDOFEXPRESSION COMPONENT(Separator, EndOfExpression)
#define SEPARATOR_ENDOFPROGRAM COMPONENT(Separator, EndOfProgram)