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/**
** \file ast/dumper-dot.hxx
** \brief Implementation of ast::DumperDot.
*/
#pragma once
#include <cstdint>
#include <ast/dumper-dot.hh>
#include <misc/indent.hh>
namespace ast
{
template <typename Container>
requires misc::ConstIterable<Container>
inline void DumperDot::dump_list(const std::string& field, const Container& l)
{
const std::string* old_parent_field = parent_field;
auto it = l.begin();
unsigned n = 0;
while (it != l.end())
{
std::ostringstream o;
o << field;
if (std::next(it) != l.end() || n > 0)
o << n++;
const std::string field_name = o.str();
parent_field = &field_name;
(*it++)->accept(*this);
}
parent_field = old_parent_field;
}
template <typename T> inline void DumperDot::dump_def(const T& e) const
{
const ast::Ast* d = nullptr;
// FIXME: Some code was deleted here (set d using definition of e).
(void)e;
if (!d)
return;
ostr_ << parent_id << ":def:s -> " << reinterpret_cast<std::uintptr_t>(d)
<< ":nodename [constraint=false, style=dashed, color=\"dimgray\"]"
<< misc::iendl;
}
inline void DumperDot::display_link(unsigned long old_parent_id) const
{
if (parent_field)
ostr_ << old_parent_id << ":" << *parent_field << ":s"
<< " -> " << parent_id << ":nodename:n" << misc::iendl;
}
inline void DumperDot::footer_and_link(unsigned long old_parent_id) const
{
node_html_footer();
display_link(old_parent_id);
}
template <typename E>
inline void DumperDot::dump_chunk(const E& e, const std::string& name)
{
unsigned long old_parent_id = parent_id;
parent_id = reinterpret_cast<std::uintptr_t>(&e);
ostr_ << parent_id << " [label=<" << misc::incendl
<< "<table cellborder='0' cellspacing='0'>" << misc::incendl << "<tr>"
<< misc::incendl;
inner_fields = 0;
node_html_port_list(name, e, true);
ostr_ << misc::decendl << "</tr>" << misc::decendl << "</table>"
<< misc::decendl << ">]" << misc::iendl;
display_link(old_parent_id);
dump_list("nodename", e);
parent_id = old_parent_id;
}
namespace
{
inline void node_html_begin_inner(std::ostream& ostr, bool list = false)
{
ostr << "<td cellpadding='0'>" << misc::incendl
<< "<table border='0' cellborder='" << (list ? 0 : 1) << "'"
<< " cellspacing='0' cellpadding='" << (list ? 0 : 2) << "'>"
<< misc::incendl << "<tr>" << misc::incendl;
}
inline void node_html_end_inner(std::ostream& ostr)
{
ostr << misc::decendl << "</tr>" << misc::decendl << "</table>"
<< misc::decendl << "</td>";
}
inline void node_html_separator(std::ostream& ostr)
{
node_html_end_inner(ostr);
ostr << misc::decendl << "</tr>" << misc::iendl << "<tr>"
<< misc::incendl;
node_html_begin_inner(ostr);
}
inline void node_html_tr(std::ostream& ostr,
const std::string& port,
const std::string content)
{
ostr << "<td port='" << port << "'>" << content << "</td>";
}
inline bool ends_with(const std::string& value, const std::string& ending)
{
if (ending.size() > value.size())
return false;
return std::equal(ending.rbegin(), ending.rend(), value.rbegin());
}
inline std::string node_html_color(const std::string& type)
{
if (ends_with(type, "Dec"))
return "red1";
else if (ends_with(type, "Var"))
return "orange1";
else if (ends_with(type, "Ty"))
return "green3";
else if (ends_with(type, "Exp"))
return "blue2";
return "black";
}
template <typename T> std::string html_escape(const T& input)
{
std::ostringstream i;
i << input;
const std::string& str = i.str();
std::ostringstream o;
const std::string& specials = "&<>";
for (const auto& p : str)
if (p == '\\')
o << '\\' << '\\';
else if (specials.find(p) != std::string::npos)
o << "&#" << static_cast<int>(static_cast<unsigned char>(p)) << ";";
else
o << p;
return o.str();
}
} // namespace
template <typename T>
inline unsigned long DumperDot::node_html_header(const T& e,
const std::string& type)
{
unsigned long old_parent_id = parent_id;
parent_id = reinterpret_cast<std::uintptr_t>(&e);
ostr_ << parent_id << " [label=<" << misc::incendl
<< "<table border='0' cellborder='0' cellspacing='0' cellpadding='0'"
<< " color='" << node_html_color(type) << "'>" << misc::incendl
<< "<tr>" << misc::incendl;
node_html_begin_inner(ostr_);
node_html_tr(ostr_, "nodename", type);
node_html_separator(ostr_);
inner_fields = 0;
return old_parent_id;
}
template <typename T>
inline void DumperDot::node_html_field(const std::string& name,
const T& content,
const std::string& sep)
{
std::ostringstream o;
o << name << ": " << sep << html_escape(content) << sep;
if (inner_fields++)
ostr_ << misc::iendl;
node_html_tr(ostr_, name, o.str());
}
inline void DumperDot::node_html_one_port(const std::string& p)
{
if (inner_fields++)
ostr_ << misc::iendl;
node_html_tr(ostr_, p, p);
}
inline void DumperDot::node_html_ports(const std::vector<std::string>& ports)
{
if (inner_fields)
node_html_separator(ostr_);
inner_fields = 0;
for (auto p : ports)
node_html_one_port(p);
}
template <typename T>
inline void DumperDot::node_html_port_list(const std::string& name,
const T& list,
bool chunk)
{
if (inner_fields++)
ostr_ << misc::iendl;
const std::string ref = chunk ? "nodename" : name;
node_html_begin_inner(ostr_, true);
long int size = std::distance(list.begin(), list.end());
ostr_ << "<td port='" << ref << "' colspan='" << (size ? size : 1) << "'>"
<< name << "</td>";
if (size > 1)
{
ostr_ << misc::decendl << "</tr>" << misc::iendl << "<tr>"
<< misc::incindent;
for (long int n = 0; n < size; n++)
ostr_ << misc::iendl << "<td port='" << ref << n << "'>" << n
<< "</td>";
}
node_html_end_inner(ostr_);
}
inline void DumperDot::node_html_footer() const
{
if (!inner_fields)
ostr_ << "<td></td>";
node_html_end_inner(ostr_);
ostr_ << misc::decendl << "</tr>" << misc::decendl << "</table>"
<< misc::decendl << ">]" << misc::iendl;
}
} // namespace ast
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