error.h File Reference

Error handling and reporting. More...

#include <reduct/defs.h>
#include <assert.h>
#include <setjmp.h>
#include <stdio.h>
#include <stdlib.h>

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Data Structures
struct	reduct_error_frame_t
	Backtrace frame structure. More...
struct	reduct_error_t
	Error structure. More...

Macros
#define	REDUCT_ERROR_MAX_LEN   128
	Maximum length of an error string.
#define	REDUCT_ERROR_BACKTRACE_MAX   8
	Maximum number of backtrace frames.
#define	REDUCT_ERROR()   ((reduct_error_t){0})
	Create a Reduct error structure.
#define	REDUCT_ERROR_GENERIC(_reduct, _error, _item, _type, ...)
	Throw an error using the jump buffer in the error structure.
#define	REDUCT_ERROR_SUCCESS(_error)   ((_error)->type == REDUCT_ERROR_TYPE_NONE)
	Check if an error structure indicates a successful operation.
#define	REDUCT_ERROR_CATCH(_error)   (setjmp((_error)->jmp))
	Catch an error using the jump buffer in the error structure.
#define	REDUCT_ERROR_TRY(_reduct, _error)
	Execute a block of code safely, catching any Reduct errors.
#define	REDUCT_ERROR_THROW(_reduct, ...)   reduct_error_throw_runtime((_reduct), __VA_ARGS__)
	Throw a runtime error using the jump buffer in the error structure.
#define	REDUCT_ERROR_RETHROW(_reduct, _error)   REDUCT_ERROR_THROW(_reduct, "%s", (_error)->message);
	Rethrow an existing error.
#define	REDUCT_ERROR_ASSERT(_reduct, _expr, ...)
	Throw a runtime error if the expression is false.
#define	REDUCT_ERROR_SYNTAX(_error, _input, _ptr, ...)
	Throw a syntax error using the jump buffer in the error structure.
#define	REDUCT_ERROR_COMPILE(_compiler, _handle, ...)
	Throw a compile error using the jump buffer in the error structure.
#define	REDUCT_ERROR_COMPILE_LAST(_compiler, ...)
	Throw a compile error using the jump buffer in the error structure using the last item process by the compiler.
#define	REDUCT_ERROR_COMPILE_ASSERT(_compiler, _expr, ...)
	Throw a compile error if the expression is false.
#define	REDUCT_ERROR_INTERNAL(_reduct, ...)   REDUCT_ERROR_GENERIC(_reduct, (_reduct)->error, NULL, INTERNAL, __VA_ARGS__)
	Throw an internal error using the jump buffer in the error structure.

Enumerations
enum	reduct_error_type_t {   REDUCT_ERROR_TYPE_NONE , REDUCT_ERROR_TYPE_SYNTAX , REDUCT_ERROR_TYPE_COMPILE , REDUCT_ERROR_TYPE_RUNTIME ,   REDUCT_ERROR_TYPE_INTERNAL }
	Error type enumeration. More...

Functions
REDUCT_API void	reduct_error_print (reduct_error_t *error, FILE *file)
	Format and print the error to a file.
REDUCT_API void	reduct_error_get_row_column (reduct_error_t *error, size_t *row, size_t *column)
	Get the row and column by traversing the input buffer.
REDUCT_API void	reduct_error_set (reduct_error_t *error, const char *path, const char *input, size_t inputLength, size_t regionLength, size_t position, reduct_error_type_t type, const char *message,...)
	Set the error information in the error structure.
REDUCT_API void	reduct_error_get_item_params (struct reduct *reduct, struct reduct_item *item, const char **path, const char **input, size_t *inputLength, size_t *regionLength, size_t *position)
	Get the error parameters from a Reduct item.
REDUCT_API REDUCT_NORETURN void	reduct_error_throw_runtime (struct reduct *reduct, const char *message,...)
	Throw a runtime error utilizing the evaluation state to determine the context.
REDUCT_API void	reduct_error_push (struct reduct *reduct, reduct_error_t *error)
	Push a new error handler onto the stack.
REDUCT_API void	reduct_error_pop (struct reduct *reduct)
	Pop the current error handler from the stack.

Detailed Description

Error handling and reporting.

Definition in file error.h.