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[HTML] Match repeated single quotes as a multiline quote

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Closes #288
This commit is contained in:
Alexey Golub 2020-04-14 22:27:29 +03:00
parent 4ab6607e78
commit 9711a8cca4
1 changed files with 16 additions and 3 deletions
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19
DiscordChatExporter.Core.Markdown/MarkdownParser.cs
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@ -59,9 +59,19 @@ namespace DiscordChatExporter.Core.Markdown
// Capture any character until the end of the line
// Opening 'greater than' character must be followed by whitespace
private static readonly IMatcher<Node> SingleLineQuoteNodeMatcher = new RegexMatcher<Node>(
new Regex("^>\\s(.+)\r?\n?", DefaultRegexOptions),
new Regex("^>\\s(.+\n?)", DefaultRegexOptions),
(p, m) => new FormattedNode(TextFormatting.Quote, Parse(p.Slice(m.Groups[1]))));
// Repeatedly capture any character until the end of the line
// This one is tricky as it ends up producing multiple separate captures
private static readonly IMatcher<Node> RepeatedSingleLineQuoteNodeMatcher = new RegexMatcher<Node>(
new Regex("(?:^>\\s(.+\n?)){2,}", DefaultRegexOptions),
(p, m) =>
{
var children = m.Groups[1].Captures.Select(c => c.Value).SelectMany(Parse).ToArray();
return new FormattedNode(TextFormatting.Quote, children);
});
// Capture any character until the end of the input
// Opening 'greater than' characters must be followed by whitespace
private static readonly IMatcher<Node> MultiLineQuoteNodeMatcher = new RegexMatcher<Node>(
@ -188,6 +198,7 @@ namespace DiscordChatExporter.Core.Markdown
StrikethroughFormattedNodeMatcher,
SpoilerFormattedNodeMatcher,
MultiLineQuoteNodeMatcher,
RepeatedSingleLineQuoteNodeMatcher,
SingleLineQuoteNodeMatcher,
// Code blocks
@ -208,7 +219,8 @@ namespace DiscordChatExporter.Core.Markdown
// Emoji
StandardEmojiNodeMatcher,
CustomEmojiNodeMatcher);
CustomEmojiNodeMatcher
);
// Minimal set of matchers for non-multimedia formats (e.g. plain text)
private static readonly IMatcher<Node> MinimalAggregateNodeMatcher = new AggregateMatcher<Node>(
@ -220,7 +232,8 @@ namespace DiscordChatExporter.Core.Markdown
RoleMentionNodeMatcher,
// Emoji
CustomEmojiNodeMatcher);
CustomEmojiNodeMatcher
);
private static IReadOnlyList<Node> Parse(StringPart stringPart, IMatcher<Node> matcher) =>
matcher.MatchAll(stringPart, p => new TextNode(p.ToString())).Select(r => r.Value).ToArray();