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builtin_set_color.cpp: colorize set_color --print-colors

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Each named color is now printed in that color, only if
hooked up to a TTY. Shouldn't affect scripts.
This commit is contained in:
Aaron Gyes
2019-09-17 23:55:52 -07:00
parent 61f0756fe6
commit 5f05d9734c
1 changed files with 12 additions and 6 deletions
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18
src/builtin_set_color.cpp
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@@ -34,12 +34,18 @@
class parser_t;
static void print_colors(io_streams_t &streams) {
const wcstring_list_t result = rgb_color_t::named_color_names();
size_t i;
for (i = 0; i < result.size(); i++) {
streams.out.append(result.at(i));
streams.out.push_back(L'\n');
}
outputter_t outp;
for (wcstring color_name : rgb_color_t::named_color_names()) {
if (!streams.out_is_redirected && isatty(STDOUT_FILENO)) {
rgb_color_t color = rgb_color_t(color_name);
outp.set_color(color, rgb_color_t::none());
}
outp.writestr(color_name.c_str());
outp.writech(L'\n');
} // conveniently, 'normal' is always the last color so we don't need to reset here
streams.out.append(str2wcstring(outp.contents()));
}
static const wchar_t *const short_options = L":b:hvoidrcu";