From 363c633df5999b288d3b13e58f07abdbfa350713 Mon Sep 17 00:00:00 2001
From: Ben Arthur <arthurb@hhmi.org>
Date: Mon, 26 Nov 2018 12:52:24 -0500
Subject: [PATCH] document tab completion for dictionary keys (#30147)

(cherry picked from commit a83606451df71916cd59fee804ecc57a873152fc)
---
 stdlib/REPL/docs/src/index.md | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/stdlib/REPL/docs/src/index.md b/stdlib/REPL/docs/src/index.md
index 3f507918a62566..052619358b0370 100644
--- a/stdlib/REPL/docs/src/index.md
+++ b/stdlib/REPL/docs/src/index.md
@@ -316,6 +316,21 @@ lastindex  offset  string
 The completion of fields for output from functions uses type inference, and it can only suggest
 fields if the function is type stable.
 
+Dictionary keys can also be tab completed:
+
+```julia-repl
+julia> foo = Dict("qwer1"=>1, "qwer2"=>2, "asdf"=>3)
+Dict{String,Int64} with 3 entries:
+  "qwer2" => 2
+  "asdf"  => 3
+  "qwer1" => 1
+
+julia> foo["q[TAB]
+
+"qwer1" "qwer2"
+julia> foo["qwer
+```
+
 ## Customizing Colors
 
 The colors used by Julia and the REPL can be customized, as well. To change the