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LibMarkdown: Support escaping of special characters

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This allows you to escape function\_names\_like\_this() :^)
This commit is contained in:
Andreas Kling 2019-09-28 20:51:46 +02:00
parent 83f643d43c
commit d43c7d55f4
1 changed files with 21 additions and 1 deletions
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22
Libraries/LibMarkdown/MDText.cpp
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@ -1,6 +1,20 @@
#include <AK/StringBuilder.h> #include <AK/StringBuilder.h>
#include <LibMarkdown/MDText.h> #include <LibMarkdown/MDText.h>
static String unescape(const StringView& text)
{
StringBuilder builder;
for (int i = 0; i < text.length(); ++i) {
if (text[i] == '\\' && i != text.length() - 1) {
builder.append(text[i + 1]);
i++;
continue;
}
builder.append(text[i]);
}
return builder.build();
}
String MDText::render_to_html() const String MDText::render_to_html() const
{ {
StringBuilder builder; StringBuilder builder;
@ -97,6 +111,12 @@ bool MDText::parse(const StringView& str)
for (int offset = 0; offset < str.length(); offset++) { for (int offset = 0; offset < str.length(); offset++) {
char ch = str[offset]; char ch = str[offset];
bool is_escape = ch == '\\';
if (is_escape && offset != str.length() - 1) {
offset++;
continue;
}
bool is_special_character = false; bool is_special_character = false;
is_special_character |= ch == '`'; is_special_character |= ch == '`';
if (!current_style.code) if (!current_style.code)
@ -128,7 +148,7 @@ bool MDText::parse(const StringView& str)
if (current_span_start < str.length()) { if (current_span_start < str.length()) {
Span span { Span span {
str.substring_view(current_span_start, str.length() - current_span_start), unescape(str.substring_view(current_span_start, str.length() - current_span_start)),
current_style current_style
}; };
m_spans.append(move(span)); m_spans.append(move(span));