mirror of
https://github.com/SerenityOS/serenity
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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.
83 lines
1.9 KiB
C++
83 lines
1.9 KiB
C++
/*
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* Copyright (c) 2019-2020, Sergey Bugaev <bugaevc@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/StringBuilder.h>
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#include <LibMarkdown/Heading.h>
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#include <LibMarkdown/Visitor.h>
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namespace Markdown {
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DeprecatedString Heading::render_to_html(bool) const
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{
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return DeprecatedString::formatted("<h{}>{}</h{}>\n", m_level, m_text.render_to_html(), m_level);
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}
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Vector<DeprecatedString> Heading::render_lines_for_terminal(size_t) const
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{
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StringBuilder builder;
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builder.append("\n\033[0;31;1m"sv);
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switch (m_level) {
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case 1:
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case 2:
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builder.append(m_text.render_for_terminal().to_uppercase());
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builder.append("\033[0m"sv);
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break;
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default:
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builder.append(m_text.render_for_terminal());
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builder.append("\033[0m"sv);
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break;
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}
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return Vector<DeprecatedString> { builder.to_deprecated_string() };
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}
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RecursionDecision Heading::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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return m_text.walk(visitor);
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}
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OwnPtr<Heading> Heading::parse(LineIterator& lines)
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{
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if (lines.is_end())
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return {};
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StringView line = *lines;
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size_t indent = 0;
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// Allow for up to 3 spaces of indentation.
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// https://spec.commonmark.org/0.30/#example-68
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for (size_t i = 0; i < 3; ++i) {
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if (line[i] != ' ')
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break;
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++indent;
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}
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size_t level;
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for (level = 0; indent + level < line.length(); level++) {
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if (line[indent + level] != '#')
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break;
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}
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if (!level || indent + level >= line.length() || line[indent + level] != ' ' || level > 6)
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return {};
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StringView title_view = line.substring_view(indent + level + 1);
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auto text = Text::parse(title_view);
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auto heading = make<Heading>(move(text), level);
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++lines;
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return heading;
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}
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}
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