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/*****
* parser.h
* Tom Prince 2004/01/10
*
*****/
#ifndef PARSER_H
#define PARSER_H
#include "common.h"
#include "absyn.h"
namespace parser {
// Opens and parses the file returning the abstract syntax tree.
// If there is an unrecoverable parse error, returns null.
absyntax::file *parseFile(const string& filename,
const char *nameOfAction);
// Opens and parses the URL returning the abstract syntax tree.
// If there is an unrecoverable parse error, returns null.
absyntax::file *parseURL(const string& filename,
const char *nameOfAction);
// Parses string and returns the abstract syntax tree. Any error in lexing or
// parsing will be reported and a handled_error thrown. If the string is
// "extendable", then a parse error simply due to running out of input will not
// throw an exception, but will return null.
absyntax::file *parseString(const string& code,
const string& filename,
bool extendable=false);
bool isURL(const string& filename);
bool readURL(stringstream& buf, const string& filename);
} // namespace parser
#endif // PARSER_H
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