LibMarkdown: Drop MD prefixes and move into "Markdown" namespace :^)

Libraries/LibMarkdown/Heading.cpp

@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2019-2020, Sergey Bugaev <bugaevc@serenityos.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <AK/StringBuilder.h>
+#include <LibMarkdown/Heading.h>
+
+namespace Markdown {
+
+String Heading::render_to_html() const
+{
+    StringBuilder builder;
+    builder.appendf("<h%d>", m_level);
+    builder.append(m_text.render_to_html());
+    builder.appendf("</h%d>\n", m_level);
+    return builder.build();
+}
+
+String Heading::render_for_terminal() 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();
+}
+
+bool Heading::parse(Vector<StringView>::ConstIterator& lines)
+{
+    if (lines.is_end())
+        return false;
+
+    const StringView& line = *lines;
+
+    for (m_level = 0; m_level < (int)line.length(); m_level++)
+        if (line[(size_t)m_level] != '#')
+            break;
+
+    if (m_level >= (int)line.length() || line[(size_t)m_level] != ' ')
+        return false;
+
+    StringView title_view = line.substring_view((size_t)m_level + 1, line.length() - (size_t)m_level - 1);
+    bool success = m_text.parse(title_view);
+    ASSERT(success);
+
+    ++lines;
+    return true;
+}
+
+}