fix: fetch excerpt, if contain link, show link name

pkg/htmltext/htmltext.go

@@ -17,8 +17,8 @@ func ClearText(html string) (text string) {
 		re        *regexp.Regexp
 		codeReg   = `(?ism)<(pre)>.*<\/pre>`
 		codeRepl  = "{code...}"
-		linkReg   = `(?ism)<a.*?[^<]>.*?<\/a>`
-		linkRepl  = "[link]"
+		linkReg   = `(?ism)<a.*?[^<]>(.*)?<\/a>`
+		linkRepl  = " [$1] "
 		spaceReg  = ` +`
 		spaceRepl = " "
 	)

pkg/htmltext/htmltext_test.go

@@ -17,8 +17,8 @@ func TestClearText(t *testing.T) {
 	assert.Equal(t, expected, clearedText)
 
 	// test link clear text
-	expected = "hello[link]"
-	clearedText = ClearText("<p>hello<a href=\"http://example.com/\">example.com</a></p>")
+	expected = "hello [example.com]"
+	clearedText = ClearText("<p>hello <a href=\"http://example.com/\">example.com</a></p>")
 	assert.Equal(t, expected, clearedText)
 	clearedText = ClearText("<p>hello<a href=\"https://example.com/\">example.com</a></p>")
 	assert.Equal(t, expected, clearedText)