From 0b3a64502b56d7fb2f3691110c406c194864e0d2 Mon Sep 17 00:00:00 2001
From: patricknazar <pat@antirealm.com>
Date: Thu, 29 Nov 2018 20:07:36 +1030
Subject: [PATCH] Fix Custom Matchers API example message property (#7426)

* (fix) message should return a function

message should return a function and not a constant

* Update CHANGELOG.md
---
 CHANGELOG.md      | 1 +
 docs/ExpectAPI.md | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 53e61d3c7257..3b61e8407dbc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -79,6 +79,7 @@
 
 ### Chore & Maintenance
 
+- `[docs]` Fix message property in custom matcher example to return a function instead of a constant.
 - `[jest-watcher]` Standardize filenames ([#7314](https://github.com/facebook/jest/pull/7314))
 - `[jest-circus]` Standardize file naming in `jest-circus` ([#7301](https://github.com/facebook/jest/pull/7301))
 - `[docs]` Add synchronous test.each setup ([#7150](https://github.com/facebook/jest/pull/7150))
diff --git a/docs/ExpectAPI.md b/docs/ExpectAPI.md
index 35e645283fd9..73cd9a0594c1 100644
--- a/docs/ExpectAPI.md
+++ b/docs/ExpectAPI.md
@@ -107,7 +107,7 @@ expect.extend({
   yourMatcher(x, y, z) {
     return {
       pass: true,
-      message: '',
+      message: () => '',
     };
   },
 });