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Fix to do really nice syntax highlighting of cd command where it colors paths that cannot match any directory with error color

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This commit is contained in:
ridiculousfish 2012-05-07 17:52:02 -07:00
parent 4df6b599b8
commit 4885842ae8
1 changed files with 9 additions and 10 deletions
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19
highlight.cpp
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@ -827,7 +827,7 @@ bool autosuggest_special_validate_from_history(const wcstring &str, const wcstri
}
// This function does I/O
static void tokenize( const wchar_t * const buff, std::vector<int> &color, const int pos, wcstring_list_t *error, const env_vars &vars) {
static void tokenize( const wchar_t * const buff, std::vector<int> &color, const int pos, wcstring_list_t *error, const wcstring &working_directory, const env_vars &vars) {
ASSERT_IS_BACKGROUND_THREAD();
wcstring cmd;
@ -890,20 +890,18 @@ static void tokenize( const wchar_t * const buff, std::vector<int> &color, const
color.at(tok_get_pos( &tok )) = HIGHLIGHT_PARAM;
}
#if 0
if( cmd == L"cd" )
{
wcstring dir = tok_last( &tok );
if (expand_one(dir, EXPAND_SKIP_CMDSUBST))
{
int is_help = string_prefixes_string(dir, L"--help") || string_prefixes_string(dir, L"-h");
if( !is_help && ! path_can_get_cdpath(dir))
if( !is_help && ! is_potential_cd_path(dir, working_directory, NULL))
{
color.at(tok_get_pos( &tok )) = HIGHLIGHT_ERROR;
}
}
}
#endif
/* Highlight the parameter. highlight_param wants to write one more color than we have characters (hysterical raisins) so allocate one more in the vector. But don't copy it back. */
const wcstring param_str = param;
@ -1209,8 +1207,11 @@ void highlight_shell( const wcstring &buff, std::vector<int> &color, int pos, wc
std::fill(color.begin(), color.end(), -1);
/* Do something sucky and get the current working directory on this background thread. This should really be passed in. Note that we also need this as a vector (of one directory). */
const wcstring working_directory = get_working_directory();
/* Tokenize the string */
tokenize(buff.c_str(), color, pos, error, vars);
tokenize(buff.c_str(), color, pos, error, working_directory, vars);
/*
Locate and syntax highlight cmdsubsts recursively
@ -1270,9 +1271,6 @@ void highlight_shell( const wcstring &buff, std::vector<int> &color, int pos, wc
color.at(i) = last_val;
}
/* Do something sucky and get the current working directory on this background thread. This should really be passed in. Note this needs to be a vector (of one directory). */
const wcstring_list_t working_directories(1, get_working_directory());
/*
Color potentially valid paths in a special path color if they
are the current token.
@ -1286,8 +1284,9 @@ void highlight_shell( const wcstring &buff, std::vector<int> &color, int pos, wc
parse_util_token_extent( cbuff, pos, &tok_begin, &tok_end, 0, 0 );
if( tok_begin && tok_end )
{
const wcstring token(tok_begin, tok_end-tok_begin);
if (is_potential_path(token, working_directories))
const wcstring token(tok_begin, tok_end-tok_begin);
const wcstring_list_t working_directory_list(1, working_directory);
if (is_potential_path(token, working_directory_list))
{
for( ptrdiff_t i=tok_begin-cbuff; i < (tok_end-cbuff); i++ )
{