AST node for a case statement. More...

#include <ast.hpp>

Inheritance diagram for pascal::CaseStmtNode:

Classes
struct	CaseBranch
	A single case branch (one or more values mapping to a statement). More...

Public Member Functions
	CaseStmtNode (std::unique_ptr< ASTNode > expr, std::vector< std::unique_ptr< CaseBranch > > branches, std::unique_ptr< ASTNode > elseStmt=nullptr)
void	accept (ASTVisitor &visitor) override
	Accept an ASTVisitor (double-dispatch).
std::string	toString () const override
	Return a human-readable description of this node.
Public Member Functions inherited from pascal::ASTNode
virtual	~ASTNode ()=default
virtual void	print (std::ostream &out, int indent=0) const
	Pretty-print this node to a stream with indentation.
void	setLineNumber (int line)
	Set the originating source line number.
int	getLineNumber () const
	Get the originating source line number.

Public Attributes
std::unique_ptr< ASTNode >	expression
	selector expression
std::vector< std::unique_ptr< CaseBranch > >	branches
	case branches
std::unique_ptr< ASTNode >	elseStatement
	optional else/otherwise branch

Detailed Description

AST node for a case statement.

Definition at line 400 of file ast.hpp.

Constructor & Destructor Documentation

◆ CaseStmtNode()

pascal::CaseStmtNode::CaseStmtNode	(	std::unique_ptr< ASTNode >	expr,
		std::vector< std::unique_ptr< CaseBranch > >	branches,
		std::unique_ptr< ASTNode >	elseStmt = nullptr )

inline

Definition at line 415 of file ast.hpp.

References branches, elseStatement, and expression.

Member Function Documentation

◆ accept()

void pascal::CaseStmtNode::accept ( ASTVisitor & visitor )

overridevirtual

Accept an ASTVisitor (double-dispatch).

Implements pascal::ASTNode.

Definition at line 293 of file ast.cpp.

References pascal::ASTVisitor::visit().

◆ toString()

std::string pascal::CaseStmtNode::toString ( ) const

overridevirtual

Return a human-readable description of this node.

Implements pascal::ASTNode.

Definition at line 297 of file ast.cpp.

References branches.

Member Data Documentation

◆ branches

std::vector<std::unique_ptr<CaseBranch> > pascal::CaseStmtNode::branches

case branches

Definition at line 412 of file ast.hpp.

Referenced by CaseStmtNode(), toString(), and pascal::CodeGenVisitor::visit().

◆ elseStatement

std::unique_ptr<ASTNode> pascal::CaseStmtNode::elseStatement

optional else/otherwise branch

Definition at line 413 of file ast.hpp.

Referenced by CaseStmtNode(), and pascal::CodeGenVisitor::visit().

◆ expression

std::unique_ptr<ASTNode> pascal::CaseStmtNode::expression

selector expression

Definition at line 411 of file ast.hpp.