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6e7459322d
Having an alias function that only wraps another one is silly, and keeping the more obvious name should flush out more uses of deprecated strings. No behavior change.
75 lines
1.9 KiB
C++
75 lines
1.9 KiB
C++
/*
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* Copyright (c) 2021, Ben Wiederhake <BenWiederhake.GitHub@gmx.de>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/Forward.h>
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#include <AK/StringBuilder.h>
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#include <LibMarkdown/CommentBlock.h>
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#include <LibMarkdown/Visitor.h>
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namespace Markdown {
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DeprecatedString CommentBlock::render_to_html(bool) const
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{
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StringBuilder builder;
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builder.append("<!--"sv);
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builder.append(escape_html_entities(m_comment));
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// TODO: This is probably incorrect, because we technically need to escape "--" in some form. However, Browser does not care about this.
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builder.append("-->\n"sv);
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return builder.to_deprecated_string();
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}
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Vector<DeprecatedString> CommentBlock::render_lines_for_terminal(size_t) const
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{
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return Vector<DeprecatedString> {};
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}
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RecursionDecision CommentBlock::walk(Visitor& visitor) const
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{
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RecursionDecision rd = visitor.visit(*this);
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if (rd != RecursionDecision::Recurse)
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return rd;
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// Normalize return value.
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return RecursionDecision::Continue;
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}
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OwnPtr<CommentBlock> CommentBlock::parse(LineIterator& lines)
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{
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if (lines.is_end())
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return {};
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constexpr auto comment_start = "<!--"sv;
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constexpr auto comment_end = "-->"sv;
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StringView line = *lines;
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if (!line.starts_with(comment_start))
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return {};
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line = line.substring_view(comment_start.length());
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StringBuilder builder;
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while (true) {
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// Invariant: At the beginning of the loop, `line` is valid and should be added to the builder.
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bool ends_here = line.ends_with(comment_end);
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if (ends_here)
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line = line.substring_view(0, line.length() - comment_end.length());
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builder.append(line);
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if (!ends_here)
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builder.append('\n');
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++lines;
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if (lines.is_end() || ends_here) {
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break;
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}
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line = *lines;
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}
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return make<CommentBlock>(builder.to_deprecated_string());
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}
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}
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