boolstuff::BoolExprParser Class Reference

Parser for a language of boolean expressions. More...

#include <BoolExprParser.h>

List of all members.

Classes
class	Error
	Error descriptor. More...
Public Member Functions
	BoolExprParser ()
	Initializes the parser.
	~BoolExprParser ()
	Destroys the parser and frees the associated resources.
BoolExpr< std::string > *	parse (const std::string &expr) throw (Error)
	Parses a textual boolean expression and creates a binary syntax tree.

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Detailed Description

Parser for a language of boolean expressions.

The parse() method dynamically allocates a binary tree of nodes that represents the syntactic structure of a textual boolean expression.

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Member Function Documentation

BoolExpr<std::string>* boolstuff::BoolExprParser::parse

(

const std::string &

expr

)

throw (Error)

Parses a textual boolean expression and creates a binary syntax tree.

Dynamically allocates a tree of nodes that represents the syntactic structure of 'expr'. The returned tree must eventually be destroyed with operator delete.

Parameters:

expr	text of the boolean expression to parse

Returns:

the root of the created tree

Exceptions:

Error

describes a parsing error

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The documentation for this class was generated from the following file:

• BoolExprParser.h