Terms

Data structures and functions to ground terms. More...

Classes
class	CppClingo::Ground::Term
	Term interface. More...
class	CppClingo::Ground::TermProjection
	A term capturing a projection. More...
class	CppClingo::Ground::TermSymbol
	A term capturing a symbol. More...
class	CppClingo::Ground::TermFormatString
	A term capturing a symbol. More...
class	CppClingo::Ground::TermVariable
	A term capturing a variable. More...
class	CppClingo::Ground::TermLinear
	A term capturing a linear term. More...
class	CppClingo::Ground::TermUnary
	A term capturing a unary term. More...
class	CppClingo::Ground::TermBinary
	A term capturing a binary term. More...
class	CppClingo::Ground::TermTuple
	A term capturing a tuple. More...
class	CppClingo::Ground::TermFunction
	A term capturing a tuple. More...

Typedefs
using	CppClingo::Ground::UTerm = std::unique_ptr< Term >
	A unique pointer holding a term.
using	CppClingo::Ground::UTermVec = std::vector< UTerm >
	A vector of terms.
using	CppClingo::Ground::GuardVec = std::vector< std::pair< Relation, UTerm > >
	A vector of guards.
using	CppClingo::Ground::FormatField = std::variant< SharedString, std::pair< UTerm, FormatSpec > >
	A format specification.
using	CppClingo::Ground::FormatFieldVec = std::vector< FormatField >
	A vector of format fields.

Enumerations
enum class	CppClingo::Ground::RenameMode : uint8_t { RenameMode::rename_vars , RenameMode::rename_projection , RenameMode::drop_projection }
	Modes determining how to handle variables in terms. More...
enum class	CppClingo::Ground::UnaryOperator : uint8_t { UnaryOperator::minus = 0 , UnaryOperator::negate = 1 , UnaryOperator::abs = 2 }
	Available unary operations. More...
enum class	CppClingo::Ground::BinaryOperator : uint8_t {   BinaryOperator::and_ , BinaryOperator::div , BinaryOperator::minus , BinaryOperator::mod ,   BinaryOperator::times , BinaryOperator::or_ , BinaryOperator::plus , BinaryOperator::pow ,   BinaryOperator::xor_ }
	Available binary operations. More...

Functions
template<class T > requires requires(T x) { { x.copy() } -> std::convertible_to<std::unique_ptr<T>>; }
auto	CppClingo::Ground::copy_uvec (std::vector< std::unique_ptr< T > > const &vec)
	Helper to copy vectors with copyable elements.
template<class T > requires requires(T x) { { x.copy() } -> std::convertible_to<std::unique_ptr<T>>; }
auto	CppClingo::Ground::copy_uvec (std::vector< std::vector< std::unique_ptr< T > > > const &vec)
	Helper to copy vectors with copyable elements.
template<class... T>
auto	CppClingo::Ground::expect (EvalContext const &ctx, Location const &loc, bool &logged, T &&...args) -> bool
	Helper to report a message only once.

Detailed Description

Data structures and functions to ground terms.

Typedef Documentation

FormatField

using CppClingo::Ground::FormatField = typedef std::variant<SharedString, std::pair<UTerm, FormatSpec> >

A format specification.

It is either a fixed string or a variable with format flags.

Enumeration Type Documentation

BinaryOperator

enum class CppClingo::Ground::BinaryOperator : uint8_t

strong

Available binary operations.

Enumerator
and_	The AND bit operation.
div	The (integer) divide arithmetic operation.
minus	The minus arithmetic operation.
mod	The modulo arithmetic operation.
times	The multiply arithmetic operation.
or_	The OR bit operation.
plus	The plus arithmetic operation.
pow	The exponentiation arithmetic operation.
xor_	The XOR bit operation.

RenameMode

enum class CppClingo::Ground::RenameMode : uint8_t

strong

Modes determining how to handle variables in terms.

Enumerator
rename_vars	Successively rename variables in order of traversal.
rename_projection	Successively introduce variables for projections in order of traversal.
drop_projection	Drop projections from tuples and functions.

UnaryOperator

enum class CppClingo::Ground::UnaryOperator : uint8_t

strong

Available unary operations.

Enumerator
minus	The unary arithmetic minus operation.
negate	The bitwise negation operation.
abs	The arithmetic absolute operation.