Fix Regex for links that contain square brackets in the text

pkg/mark/link.go

@@ -169,7 +169,7 @@ func SubstituteLinks(markdown []byte, links []LinkSubstitution) []byte {
 
 func parseLinks(markdown string) []markdownLink {
 	// Matches links but not inline images
-	re := regexp.MustCompile(`[^\!]\[[^\]]+\]\((([^\)#]+)?#?([^\)]+)?)\)`)
+	re := regexp.MustCompile(`[^\!]\[.+\]\((([^\)#]+)?#?([^\)]+)?)\)`)
 	matches := re.FindAllStringSubmatch(markdown, -1)
 
 	links := make([]markdownLink, len(matches))

pkg/mark/link_test.go

@@ -15,6 +15,7 @@ func TestParseLinks(t *testing.T) {
 	[Image link that should be put as attachment](../path/to/example.png)
 	[relative link without dots](relative-link-without-dots.md)
 	[relative link without dots but with hash](relative-link-without-dots-but-with-hash.md#hash)
+	[example [example]](example.md)
 	`
 
 	links := parseLinks(markdown)
@@ -47,5 +48,6 @@ func TestParseLinks(t *testing.T) {
 	assert.Equal(t, "relative-link-without-dots-but-with-hash.md", links[6].filename)
 	assert.Equal(t, "hash", links[6].hash)
 
-	assert.Equal(t, len(links), 7)
+	assert.Equal(t, "example.md", links[7].full)
+	assert.Equal(t, len(links), 8)
 }

pkg/mark/testdata/links-droph1.html

@@ -7,6 +7,7 @@
 <ac:image ac:alt="My Image"><ri:attachment ri:filename="test.png"/></ac:image>
 <ac:image ac:alt="My External Image"><ri:url ri:value="http://confluence.atlassian.com/images/logo/confluence_48_trans.png?key1=value1&amp;key2=value2"/></ac:image>
 Use footnotes link <sup id="fnref:1"><a href="#fn:1" class="footnote-ref" role="doc-noteref">1</a></sup>
+Use <a href="foo">Link [Text]</a>
 <div class="footnotes" role="doc-endnotes">
 <hr />
 <ol>

pkg/mark/testdata/links-stripnewlines.html

@@ -7,6 +7,7 @@
 <ac:image ac:alt="My Image"><ri:attachment ri:filename="test.png"/></ac:image>
 <ac:image ac:alt="My External Image"><ri:url ri:value="http://confluence.atlassian.com/images/logo/confluence_48_trans.png?key1=value1&amp;key2=value2"/></ac:image>
 Use footnotes link <sup id="fnref:1"><a href="#fn:1" class="footnote-ref" role="doc-noteref">1</a></sup>
+Use <a href="foo">Link [Text]</a>
 <div class="footnotes" role="doc-endnotes">
 <hr />
 <ol>

pkg/mark/testdata/links.html

@@ -7,6 +7,7 @@
 <ac:image ac:alt="My Image"><ri:attachment ri:filename="test.png"/></ac:image>
 <ac:image ac:alt="My External Image"><ri:url ri:value="http://confluence.atlassian.com/images/logo/confluence_48_trans.png?key1=value1&amp;key2=value2"/></ac:image>
 Use footnotes link <sup id="fnref:1"><a href="#fn:1" class="footnote-ref" role="doc-noteref">1</a></sup>
+Use <a href="foo">Link [Text]</a>
 <div class="footnotes" role="doc-endnotes">
 <hr />
 <ol>

pkg/mark/testdata/links.md

@@ -17,3 +17,4 @@ Use [page link with spaces](<ac:Page With Space>)
 Use footnotes link [^1]  
 [^1]: a footnote link
 
+Use [Link [Text]](foo)