add link to blog on suffix arrays

1 files changed, 3 insertions, 1 deletions

diff --git a/skate/matchset.go b/skate/matchset.go
index 271bad6..3ad1047 100644
--- a/skate/matchset.go
+++ b/skate/matchset.go
@@ -11,7 +11,9 @@ import (
 // this going: We build a suffix array out of "1F<s>1F<s>..." and prepend "1F"
 // to the string to lookup to check for a match. This results in a behaviour
 // similar to strings.HasPrefix. Multiple results must be handled by the user
-// (or just work with the cases, where you get exactly one match).
+// (or just work with the cases, where you get exactly one match). A related
+// blog post on a similar technique:
+// https://eli.thegreenplace.net/2016/suffix-arrays-in-the-go-standard-library/.
 const matchSetSep = "\u001F"
 
 // MatchSet allows to match a string against multiple strings at once. Rough