XLFormulaEngine.hpp File Reference

#include <functional>
#include <memory>
#include <string>
#include <string_view>
#include <unordered_map>
#include <vector>
#include <gsl/gsl>
#include "OpenXLSX-Exports.hpp"
#include "XLCellValue.hpp"
#include "XLCellReference.hpp"

Go to the source code of this file.

Data Structures
struct	OpenXLSX::XLToken
	A single lexical token from a formula string. More...
class	OpenXLSX::XLFormulaLexer
	Tokenises a raw Excel formula string (with or without leading '='). More...
struct	OpenXLSX::XLASTNode
	Polymorphic AST node. Uses a tagged-union approach with std::unique_ptr children. More...
class	OpenXLSX::XLFormulaParser
	Recursive-descent (Pratt) parser that converts a token stream into an AST. More...
class	OpenXLSX::XLFormulaArg
	Lightweight formula evaluation engine. More...
class	OpenXLSX::XLFormulaArg::Iterator
class	OpenXLSX::XLFormulaEngine

Namespaces
namespace	OpenXLSX

Typedefs
using	OpenXLSX::XLCellResolver = std::function< XLCellValue(std::string_view ref)>
	Callback type: resolves a cell reference string to a cell value.

Enumerations
enum class	OpenXLSX::XLTokenKind : uint8_t {   OpenXLSX::Number , OpenXLSX::String , OpenXLSX::Bool , OpenXLSX::CellRef ,   OpenXLSX::Ident , OpenXLSX::Plus , OpenXLSX::Minus , OpenXLSX::Star ,   OpenXLSX::Slash , OpenXLSX::Caret , OpenXLSX::Percent , OpenXLSX::Amp ,   OpenXLSX::Eq , OpenXLSX::NEq , OpenXLSX::Lt , OpenXLSX::Le ,   OpenXLSX::Gt , OpenXLSX::Ge , OpenXLSX::LParen , OpenXLSX::RParen ,   OpenXLSX::Comma , OpenXLSX::Semicolon , OpenXLSX::Colon , OpenXLSX::End ,   OpenXLSX::Error }
	Kinds of tokens produced by the lexer. More...
enum class	OpenXLSX::XLNodeKind : uint8_t {   OpenXLSX::Number , OpenXLSX::StringLit , OpenXLSX::BoolLit , OpenXLSX::CellRef ,   OpenXLSX::Range , OpenXLSX::BinOp , OpenXLSX::UnaryOp , OpenXLSX::FuncCall ,   OpenXLSX::ErrorLit }
	Kind discriminator for AST nodes. More...