apply_width_align()

void fl::format_detail::apply_width_align ( fl::string & result, const fl::string & value, const FormatSpec & spec )

inline

Definition at line 121 of file format.h.

                                                                                               {
    fl::size value_len = value.size();
 
    if (spec.width <= 0 || static_cast<fl::size>(spec.width) <= value_len) {
        result.append(value);
        return;
    }
 
    fl::size padding = static_cast<fl::size>(spec.width) - value_len;
    char fill = spec.fill;
 
    char align = spec.align;
    if (align == '\0') {
        align = '>'; // Default right-align for numbers
    }
 
    if (align == '<') {
        // Left align: value then padding
        result.append(value);
        for (fl::size i = 0; i < padding; ++i) {
            result.append(fill);
        }
    } else if (align == '>') {
        // Right align: padding then value
        for (fl::size i = 0; i < padding; ++i) {
            result.append(fill);
        }
        result.append(value);
    } else if (align == '^') {
        // Center align
        fl::size left_pad = padding / 2;
        fl::size right_pad = padding - left_pad;
        for (fl::size i = 0; i < left_pad; ++i) {
            result.append(fill);
        }
        result.append(value);
        for (fl::size i = 0; i < right_pad; ++i) {
            result.append(fill);
        }
    }
}

References fl::format_detail::FormatSpec::align, fl::fill(), fl::format_detail::FormatSpec::fill, fl::type_rank< T >::value, and fl::format_detail::FormatSpec::width.

Referenced by format_impl().

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