From 6071748dc8b66e0b6bf3508c51fee2730faceb66 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mickae=CC=88l=20Menu?= <mickael.menu@gmail.com>
Date: Sun, 14 Mar 2021 22:23:15 +0100
Subject: [PATCH] Fix crash when parsing a link snippet in an inline node

---
 CHANGELOG.md                 |  8 +++++++-
 adapter/markdown/markdown.go | 23 +++++++++++++++--------
 2 files changed, 22 insertions(+), 9 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 35828a8..0532a0d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,13 @@
 
 All notable changes to this project will be documented in this file.
 
-<!-- ## Unreleased -->
+## Unreleased
+
+### Fixed
+
+* Looking for mentions of a note with a title containing double quotes.
+* Crash when parsing certain link snippets.
+
 
 ## 0.2.0
 
diff --git a/adapter/markdown/markdown.go b/adapter/markdown/markdown.go
index 06fcdb7..b3270da 100644
--- a/adapter/markdown/markdown.go
+++ b/adapter/markdown/markdown.go
@@ -216,7 +216,7 @@ func parseLinks(root ast.Node, source []byte) ([]note.Link, error) {
 			case *ast.Link:
 				href := string(link.Destination)
 				if href != "" {
-					snippet, snStart, snEnd := extractLines(n.Parent(), source)
+					snippet, snStart, snEnd := extractLines(n, source)
 					links = append(links, note.Link{
 						Title:        string(link.Text(source)),
 						Href:         href,
@@ -230,7 +230,7 @@ func parseLinks(root ast.Node, source []byte) ([]note.Link, error) {
 
 			case *ast.AutoLink:
 				if href := string(link.URL(source)); href != "" && link.AutoLinkType == ast.AutoLinkURL {
-					snippet, snStart, snEnd := extractLines(n.Parent(), source)
+					snippet, snStart, snEnd := extractLines(n, source)
 					links = append(links, note.Link{
 						Title:        string(link.Label(source)),
 						Href:         href,
@@ -252,13 +252,20 @@ func extractLines(n ast.Node, source []byte) (content string, start, end int) {
 	if n == nil {
 		return
 	}
-	segs := n.Lines()
-	if segs.Len() == 0 {
-		return
+	switch n.Type() {
+	case ast.TypeInline:
+		return extractLines(n.Parent(), source)
+
+	case ast.TypeBlock:
+		segs := n.Lines()
+		if segs.Len() == 0 {
+			return
+		}
+		start = segs.At(0).Start
+		end = segs.At(segs.Len() - 1).Stop
+		content = string(source[start:end])
 	}
-	start = segs.At(0).Start
-	end = segs.At(segs.Len() - 1).Stop
-	content = string(source[start:end])
+
 	return
 }