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/*
* Copyright (c) 2019-2020, Sergey Bugaev <bugaevc@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/StringBuilder.h>
#include <LibMarkdown/Heading.h>
#include <LibMarkdown/Visitor.h>
namespace Markdown {
String Heading::render_to_html(bool) const
{
return String::formatted("<h{}>{}</h{}>\n", m_level, m_text.render_to_html(), m_level);
}
String Heading::render_for_terminal(size_t) const
{
StringBuilder builder;
switch (m_level) {
case 1:
case 2:
builder.append("\n\033[1m");
builder.append(m_text.render_for_terminal().to_uppercase());
builder.append("\033[0m\n");
break;
default:
builder.append("\n\033[1m");
builder.append(m_text.render_for_terminal());
builder.append("\033[0m\n");
break;
}
return builder.build();
}
RecursionDecision Heading::walk(Visitor& visitor) const
{
RecursionDecision rd = visitor.visit(*this);
if (rd != RecursionDecision::Recurse)
return rd;
return m_text.walk(visitor);
}
OwnPtr<Heading> Heading::parse(LineIterator& lines)
{
if (lines.is_end())
return {};
StringView line = *lines;
size_t level;
for (level = 0; level < line.length(); level++) {
if (line[level] != '#')
break;
}
if (!level || level >= line.length() || line[level] != ' ')
return {};
StringView title_view = line.substring_view(level + 1, line.length() - level - 1);
auto text = Text::parse(title_view);
auto heading = make<Heading>(move(text), level);
++lines;
return heading;
}
}
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