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color_t: accept leading # for hex string input

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This commit is contained in:
Charles Dang 2024-08-02 07:51:22 -04:00
parent c48121ce05
commit c8a47c0bca
1 changed files with 5 additions and 1 deletions
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6
src/color.cpp
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@ -63,8 +63,12 @@ color_t color_t::from_rgb_string(std::string_view c)
color_t color_t::from_hex_string(std::string_view c)
{
if(c[0] == '#') {
c = c.substr(1);
}
if(c.length() != 6) {
throw std::invalid_argument("Color hex string should be exactly 6 digits");
throw std::invalid_argument("Color hex string should be exactly 6 digits (leading '#' optional)");
}
if(std::any_of(c.begin(), c.end(), [](const char& ch) { return std::isxdigit(ch) == 0; })) {