mirror of
https://github.com/fish-shell/fish-shell
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125 lines
4.5 KiB
C++
125 lines
4.5 KiB
C++
/** \file highlight.h
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Prototypes for functions for syntax highlighting
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*/
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#ifndef FISH_HIGHLIGHT_H
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#define FISH_HIGHLIGHT_H
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#include <wchar.h>
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#include "env.h"
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#include "util.h"
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#include "screen.h"
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#include "color.h"
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/**
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Internal value representing highlighting of normal text
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*/
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#define HIGHLIGHT_NORMAL 0x1
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/**
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Internal value representing highlighting of an error
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*/
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#define HIGHLIGHT_ERROR 0x2
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/**
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Internal value representing highlighting of a command
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*/
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#define HIGHLIGHT_COMMAND 0x4
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/**
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Internal value representing highlighting of a process separator
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*/
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#define HIGHLIGHT_END 0x8
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/**
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Internal value representing highlighting of a regular command parameter
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*/
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#define HIGHLIGHT_PARAM 0x10
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/**
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Internal value representing highlighting of a comment
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*/
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#define HIGHLIGHT_COMMENT 0x20
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/**
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Internal value representing highlighting of a matching parenteses, etc.
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*/
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#define HIGHLIGHT_MATCH 0x40
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/**
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Internal value representing highlighting of a search match
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*/
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#define HIGHLIGHT_SEARCH_MATCH 0x80
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/**
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Internal value representing highlighting of an operator
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*/
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#define HIGHLIGHT_OPERATOR 0x100
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/**
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Internal value representing highlighting of an escape sequence
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*/
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#define HIGHLIGHT_ESCAPE 0x200
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/**
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Internal value representing highlighting of a quoted string
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*/
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#define HIGHLIGHT_QUOTE 0x400
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/**
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Internal value representing highlighting of an IO redirection
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*/
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#define HIGHLIGHT_REDIRECTION 0x800
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/**
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Internal value representing highlighting a potentially valid path
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*/
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#define HIGHLIGHT_VALID_PATH 0x1000
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/**
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Internal value representing highlighting an autosuggestion
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*/
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#define HIGHLIGHT_AUTOSUGGESTION 0x2000
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/**
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Perform syntax highlighting for the shell commands in buff. The result is
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stored in the color array as a color_code from the HIGHLIGHT_ enum
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for each character in buff.
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\param buff The buffer on which to perform syntax highlighting
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\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.
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\param pos the cursor position. Used for quote matching, etc.
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\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.
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*/
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void highlight_shell( const wcstring &buffstr, std::vector<int> &color, int pos, wcstring_list_t *error, const env_vars &vars );
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/**
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Perform syntax highlighting for the text in buff. Matching quotes and paranthesis are highlighted. The result is
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stored in the color array as a color_code from the HIGHLIGHT_ enum
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for each character in buff.
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\param buff The buffer on which to perform syntax highlighting
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\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.
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\param pos the cursor position. Used for quote matching, etc.
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\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.
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*/
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void highlight_universal( const wcstring &buffstr, std::vector<int> &color, int pos, wcstring_list_t *error, const env_vars &vars );
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/**
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Translate from HIGHLIGHT_* to FISH_COLOR_* according to environment
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variables. Defaults to FISH_COLOR_NORMAL.
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Example:
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If the environment variable FISH_FISH_COLOR_ERROR is set to 'red', a
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call to highlight_get_color( HIGHLIGHT_ERROR) will return
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FISH_COLOR_RED.
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*/
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rgb_color_t highlight_get_color( int highlight, bool is_background );
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/** Given a command 'str' from the history, try to determine whether we ought to suggest it by specially recognizing the command.
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Returns true if we validated the command. If so, returns by reference whether the suggestion is valid or not.
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*/
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bool autosuggest_special_validate_from_history(const wcstring &str, const wcstring &working_directory, bool *outSuggestionOK);
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/** Given the command line contents 'str', return via reference a suggestion by specially recognizing the command. Returns true if we recognized the command (even if we couldn't think of a suggestion for it).
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*/
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bool autosuggest_suggest_special(const wcstring &str, const wcstring &working_directory, wcstring &outString);
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/* Tests whether the specified string cpath is the prefix of anything we could cd to. directories is a list of possible parent directories (typically either the working directory, or the cdpath). This does I/O!
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This is used only internally to this file, and is exposed only for testing.
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*/
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bool is_potential_path(const wcstring &const_path, const wcstring_list_t &directories, bool require_dir = false, wcstring *out_path = NULL);
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#endif
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