fish-shell/highlight.h
ridiculousfish 382ffe9b6a Added autosuggestion color variable fish_color_autosuggestion
Fixed that nasty bug where fish would apply a color to both the foreground and background (yuck)
2012-02-06 20:14:19 -08:00

107 lines
3.4 KiB
C

/** \file highlight.h
Prototypes for functions for syntax highlighting
*/
#ifndef FISH_HIGHLIGHT_H
#define FISH_HIGHLIGHT_H
#include <wchar.h>
#include "env.h"
#include "util.h"
/**
Internal value representing highlighting of normal text
*/
#define HIGHLIGHT_NORMAL 0x1
/**
Internal value representing highlighting of an error
*/
#define HIGHLIGHT_ERROR 0x2
/**
Internal value representing highlighting of a command
*/
#define HIGHLIGHT_COMMAND 0x4
/**
Internal value representing highlighting of a process separator
*/
#define HIGHLIGHT_END 0x8
/**
Internal value representing highlighting of a regular command parameter
*/
#define HIGHLIGHT_PARAM 0x10
/**
Internal value representing highlighting of a comment
*/
#define HIGHLIGHT_COMMENT 0x20
/**
Internal value representing highlighting of a matching parenteses, etc.
*/
#define HIGHLIGHT_MATCH 0x40
/**
Internal value representing highlighting of a search match
*/
#define HIGHLIGHT_SEARCH_MATCH 0x80
/**
Internal value representing highlighting of an operator
*/
#define HIGHLIGHT_OPERATOR 0x100
/**
Internal value representing highlighting of an escape sequence
*/
#define HIGHLIGHT_ESCAPE 0x200
/**
Internal value representing highlighting of a quoted string
*/
#define HIGHLIGHT_QUOTE 0x400
/**
Internal value representing highlighting of an IO redirection
*/
#define HIGHLIGHT_REDIRECTION 0x800
/**
Internal value representing highlighting a potentially valid path
*/
#define HIGHLIGHT_VALID_PATH 0x1000
/**
Internal value representing highlighting an autosuggestion
*/
#define HIGHLIGHT_AUTOSUGGESTION 0x2000
/**
Perform syntax highlighting for the shell commands in buff. The result is
stored in the color array as a color_code from the HIGHLIGHT_ enum
for each character in buff.
\param buff The buffer on which to perform syntax highlighting
\param color The array in wchich to store the color codes. The first 8 bits are used for fg color, the next 8 bits for bg color.
\param pos the cursor position. Used for quote matching, etc.
\param error a list in which a description of each error will be inserted. May be 0, in whcich case no error descriptions will be generated.
*/
void highlight_shell( const wchar_t *buff, int *color, int pos, array_list_t *error, const env_vars &vars );
/**
Perform syntax highlighting for the text in buff. Matching quotes and paranthesis are highlighted. The result is
stored in the color array as a color_code from the HIGHLIGHT_ enum
for each character in buff.
\param buff The buffer on which to perform syntax highlighting
\param color The array in wchich to store the color codes. The first 8 bits are used for fg color, the next 8 bits for bg color.
\param pos the cursor position. Used for quote matching, etc.
\param error a list in which a description of each error will be inserted. May be 0, in whcich case no error descriptions will be generated.
*/
void highlight_universal( const wchar_t *buff, int *color, int pos, array_list_t *error, const env_vars &vars );
/**
Translate from HIGHLIGHT_* to FISH_COLOR_* according to environment
variables. Defaults to FISH_COLOR_NORMAL.
Example:
If the environment variable FISH_FISH_COLOR_ERROR is set to 'red', a
call to highlight_get_color( HIGHLIGHT_ERROR) will return
FISH_COLOR_RED.
*/
int highlight_get_color( int highlight, bool is_background );
#endif