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serenity/Userland/Libraries/LibMarkdown/BlockQuote.cpp
Arda Cinar 5cc984d74c LibMarkdown: Render lines to terminal instead of a single string
With this patch, the blocks in a markdown document render a vector of
lines. These lines get concatenated in Document::render_to_terminal, so
this does not change any external APIs of LibMarkdown.

This change makes it possible to indent individual lines in the rendered
markdown. So, rendering blockquotes in a similar way to code blocks :^)
2022-12-31 00:09:23 +01:00

55 lines
1.3 KiB
C++

/*
* Copyright (c) 2021, Peter Elliott <pelliott@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/StringBuilder.h>
#include <AK/Vector.h>
#include <LibMarkdown/BlockQuote.h>
#include <LibMarkdown/Visitor.h>
namespace Markdown {
DeprecatedString BlockQuote::render_to_html(bool) const
{
StringBuilder builder;
builder.append("<blockquote>\n"sv);
builder.append(m_contents->render_to_html());
builder.append("</blockquote>\n"sv);
return builder.build();
}
Vector<DeprecatedString> BlockQuote::render_lines_for_terminal(size_t view_width) const
{
// FIXME: Indent lines inside the blockquote
return m_contents->render_lines_for_terminal(view_width);
}
RecursionDecision BlockQuote::walk(Visitor& visitor) const
{
RecursionDecision rd = visitor.visit(*this);
if (rd != RecursionDecision::Recurse)
return rd;
return m_contents->walk(visitor);
}
OwnPtr<BlockQuote> BlockQuote::parse(LineIterator& lines)
{
lines.push_context(LineIterator::Context::block_quote());
if (lines.is_end()) {
lines.pop_context();
return {};
}
auto contents = ContainerBlock::parse(lines);
lines.pop_context();
if (!contents)
return {};
return make<BlockQuote>(move(contents));
}
}