From 79018d4f0092c6d9635cf567954aea05b938bdd8 Mon Sep 17 00:00:00 2001
From: Galen Nickel <v-ganick@microsoft.com>
Date: Tue, 30 Jan 2018 08:54:42 -0800
Subject: [PATCH] Enable help for serial readString() (#609)

---
 docs/reference/serial/read-string.md | 4 ++--
 libs/core/serial.cpp                 | 1 +
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/docs/reference/serial/read-string.md b/docs/reference/serial/read-string.md
index ee449ed2..281d0eef 100644
--- a/docs/reference/serial/read-string.md
+++ b/docs/reference/serial/read-string.md
@@ -1,6 +1,6 @@
 # Serial Read String
 
-Read the buffered serial data as a string
+Read the buffered serial data as a string.
 
 ```sig
 serial.readString();
@@ -8,7 +8,7 @@ serial.readString();
 
 ## Returns
 
-* a [string](/types/string) containing input from the serial port. Empty if no data available.
+* a [string](/types/string) containing input from the serial port. The string is empty if no data is available.
 
 ## Example
 
diff --git a/libs/core/serial.cpp b/libs/core/serial.cpp
index a01813db..b201660a 100644
--- a/libs/core/serial.cpp
+++ b/libs/core/serial.cpp
@@ -75,6 +75,7 @@ namespace serial {
     /**
     * Reads the buffered received data as a string
     */
+    //% help=serial/read-string
     //% blockId=serial_read_buffer block="serial|read string"
     //% weight=18
     StringData* readString() {