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pretty printing -- copmlete for xo::ast::GeneralizedExpression

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This commit is contained in:
Roland Conybeare 2025-07-19 11:47:03 -05:00
commit c2dcc84c2e
14 changed files with 572 additions and 292 deletions
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79
include/xo/indentlog/print/pretty_vector.hpp
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@ -11,56 +11,47 @@
namespace xo {
namespace print {
template <typename T>
struct ppdetail<std::vector<T>> {
static bool print_upto(ppstate * pps, const std::vector<T> & x) {
std::uint32_t saved = pps->pos();
if (!pps->has_margin())
template <typename Vector>
struct ppdetail_vector {
static bool print_pretty(const ppindentinfo & ppii, const Vector & x) {
if (ppii.upto()) {
ppii.pps()->write("[");
for (size_t i = 0, z = x.size(); i < z; ++i) {
if (i > 0)
ppii.pps()->write(", ");
if (!ppii.pps()->print_upto(x[i]))
return false;
if (!ppii.pps()->has_margin())
return false;
}
ppii.pps()->write("]");
return true;
} else {
ppii.pps()->write('[');
for (size_t i = 0, z = x.size(); i < z; ++i) {
if (i == 0)
ppii.pps()->indent(std::max(ppii.pps()->indent_width(), 1u) - 1);
else
ppii.pps()->newline_indent(ppii.ci1());
ppii.pps()->pretty(x[i]);
if (i+1 < z)
ppii.pps()->write(',');
}
ppii.pps()->write(" ]");
return false;
pps->write("[");
for (size_t i = 0, z = x.size(); i < z; ++i) {
if (i > 0)
pps->write(", ");
if (!pps->print_upto(x[i]))
return false;
if (!pps->has_margin())
return false;
}
pps->write("]");
if (!pps->has_margin())
return false;
return pps->scan_no_newline(saved);
}
static void print_pretty(ppstate * pps, const std::vector<T> & x) {
std::uint32_t ci0 = pps->lpos();
pps->write('[');
std::uint32_t ci1 = ci0 + pps->indent_width();
for (size_t i = 0, z = x.size(); i < z; ++i) {
pps->newline_indent(ci1);
pps->pretty(x[i]);
if (i+1 < z)
pps->write(',');
}
pps->newline_indent(ci0);
pps->write(']');
}
};
template <typename T>
struct ppdetail<const std::vector<T>> {
static bool print_upto(ppstate * pps, const std::vector<T> & x) {
return ppdetail<std::vector<T>>::print_upto(pps, x);
}
static void print_pretty(ppstate * pps, const std::vector<T> & x) {
ppdetail<std::vector<T>>::print_pretty(pps, x);
struct ppdetail<std::vector<T>> {
static bool print_pretty(const ppindentinfo & ppii, const std::vector<T> & x) {
return ppdetail_vector<std::vector<T>>::print_pretty(ppii, x);
}
};
}