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// Copyright © Tavian Barnes <tavianator@tavianator.com>
// SPDX-License-Identifier: 0BSD
/**
* Formatters for diagnostic messages.
*/
#ifndef BFS_DIAG_H
#define BFS_DIAG_H
#include "ctx.h"
#include "config.h"
#include <stdarg.h>
#include <stdbool.h>
struct bfs_expr;
/**
* Like perror(), but decorated like bfs_error().
*/
void bfs_perror(const struct bfs_ctx *ctx, const char *str);
/**
* Shorthand for printing error messages.
*/
BFS_FORMATTER(2, 3)
void bfs_error(const struct bfs_ctx *ctx, const char *format, ...);
/**
* Shorthand for printing warning messages.
*
* @return Whether a warning was printed.
*/
BFS_FORMATTER(2, 3)
bool bfs_warning(const struct bfs_ctx *ctx, const char *format, ...);
/**
* Shorthand for printing debug messages.
*
* @return Whether a debug message was printed.
*/
BFS_FORMATTER(3, 4)
bool bfs_debug(const struct bfs_ctx *ctx, enum debug_flags flag, const char *format, ...);
/**
* bfs_error() variant that takes a va_list.
*/
BFS_FORMATTER(2, 0)
void bfs_verror(const struct bfs_ctx *ctx, const char *format, va_list args);
/**
* bfs_warning() variant that takes a va_list.
*/
BFS_FORMATTER(2, 0)
bool bfs_vwarning(const struct bfs_ctx *ctx, const char *format, va_list args);
/**
* bfs_debug() variant that takes a va_list.
*/
BFS_FORMATTER(3, 0)
bool bfs_vdebug(const struct bfs_ctx *ctx, enum debug_flags flag, const char *format, va_list args);
/**
* Print the error message prefix.
*/
void bfs_error_prefix(const struct bfs_ctx *ctx);
/**
* Print the warning message prefix.
*/
bool bfs_warning_prefix(const struct bfs_ctx *ctx);
/**
* Print the debug message prefix.
*/
bool bfs_debug_prefix(const struct bfs_ctx *ctx, enum debug_flags flag);
/**
* Highlight parts of the command line in an error message.
*/
void bfs_argv_error(const struct bfs_ctx *ctx, const bool *args);
/**
* Highlight parts of an expression in an error message.
*/
void bfs_expr_error(const struct bfs_ctx *ctx, const struct bfs_expr *expr);
/**
* Highlight parts of the command line in a warning message.
*/
bool bfs_argv_warning(const struct bfs_ctx *ctx, const bool *args);
/**
* Highlight parts of an expression in a warning message.
*/
bool bfs_expr_warning(const struct bfs_ctx *ctx, const struct bfs_expr *expr);
#endif // BFS_DIAG_H
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