From 4e0aa2bdc2d70a95a14ef91e97238b49f6831cf7 Mon Sep 17 00:00:00 2001
From: Charles Iliya Krempeaux <iamreiver@gmail.com>
Date: Mon, 2 Jul 2018 01:36:39 -0700
Subject: [PATCH] improved docs

---
 readrune.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/readrune.go b/readrune.go
index afc2aa4..391f53c 100644
--- a/readrune.go
+++ b/readrune.go
@@ -6,6 +6,10 @@ import (
 
 // ReadRune reads a single UTF-8 encoded Unicode character from an io.Reader,
 // and returns the Unicode character (as a Go rune) and the number of bytes read.
+//
+// Note that a single UTF-8 encoded Unicode character could be more than one byte.
+//
+// For example, the Unicode "≡" (IDENTICAL TO) character gets encoded using 3 bytes under UTF-8.
 func ReadRune(reader io.Reader) (rune, int, error) {
 	if nil == reader {
 		return 0, 0, errNilReader