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xo-expression: + GeneralizedExpression pretty-printing [WIP]

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This commit is contained in:
Roland Conybeare 2025-07-13 21:20:19 -05:00
commit 0b0d8ffdc0
11 changed files with 204 additions and 1 deletions
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48
xo-expression/src/expression/Lambda.cpp
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@ -1,9 +1,13 @@
/* @file Lambda.cpp */
#include "Lambda.hpp"
#include "exprtype.hpp"
#include "pretty_expression.hpp"
#include "xo/reflect/TypeDescr.hpp"
#include "xo/reflect/function/FunctionTdx.hpp"
#include "xo/indentlog/print/vector.hpp"
#include "xo/indentlog/print/pretty_vector.hpp"
#include "xo/indentlog/print/pretty_tag.hpp"
#include <map>
#include <sstream>
@ -317,6 +321,50 @@ namespace xo {
<< ">";
} /*display*/
std::uint32_t
Lambda::pretty_print(ppstate * pps, bool upto) const
{
if (upto) {
std::uint32_t saved = pps->pos();
if (!pps->has_margin())
return false;
if (!pps->print_upto("<Lambda"))
return false;
if (!pps->print_upto(xtag("name", name_)))
return false;
if (!pps->print_upto(xtag("argv", local_env_->argv())))
return false;
if (!pps->print_upto(xtag("body", body_)))
return false;
pps->write(">");
return pps->scan_no_newline(saved);
} else {
std::uint32_t ci0 = pps->lpos();
std::uint32_t ci1 = ci0 + pps->indent_width();
pps->write("<Lambda");
pps->newline_indent(ci1);
pps->pretty(xtag("name", name_));
pps->newline_indent(ci1);
pps->pretty(xtag("argv", local_env_->argv()));
pps->newline_indent(ci1);
pps->pretty(xtag("body", body_));
pps->write(">");
return false;
}
}
// ----- Lambda Access -----
rp<LambdaAccess>