From 6aaaac8aa6cb407b8a0d68b3e22ca450862b1fad Mon Sep 17 00:00:00 2001
From: Chandler Prall <chandler.prall@gmail.com>
Date: Mon, 30 Jul 2018 12:03:43 -0600
Subject: [PATCH 1/2] Allow * and _ characters in Search AST 'word's

---
 .../search_bar/query/default_syntax.js        |  2 +-
 .../search_bar/query/default_syntax.test.js   | 32 +++++++++++++++++++
 2 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/src/components/search_bar/query/default_syntax.js b/src/components/search_bar/query/default_syntax.js
index 0f6ca5835df..5d7ba1bcf76 100644
--- a/src/components/search_bar/query/default_syntax.js
+++ b/src/components/search_bar/query/default_syntax.js
@@ -127,7 +127,7 @@ word
 
 wordChar
   = alnum
-  / [-]
+  / [-_*]
   / escapedChar
 
 escapedChar
diff --git a/src/components/search_bar/query/default_syntax.test.js b/src/components/search_bar/query/default_syntax.test.js
index c74b710a3d6..61251fb79a9 100644
--- a/src/components/search_bar/query/default_syntax.test.js
+++ b/src/components/search_bar/query/default_syntax.test.js
@@ -661,6 +661,38 @@ describe('defaultSyntax', () => {
     expect(clause.value).toBe('truest');
   });
 
+  describe('wordChar', () => {
+    test('alphanumeric characters', () => {
+      const ast = defaultSyntax.parse('logstash');
+      const clauses = ast.getTermClauses();
+      expect(clauses).toEqual([{
+        type: 'term',
+        value: 'logstash',
+        match: 'must',
+      }]);
+    });
+
+    test('escaped characters', () => {
+      const ast = defaultSyntax.parse('\\-');
+      const clauses = ast.getTermClauses();
+      expect(clauses).toEqual([{
+        type: 'term',
+        value: '-',
+        match: 'must',
+      }]);
+    });
+
+    test('special characters', () => {
+      const ast = defaultSyntax.parse('*_-');
+      const clauses = ast.getTermClauses();
+      expect(clauses).toEqual([{
+        type: 'term',
+        value: '*_-',
+        match: 'must',
+      }]);
+    });
+  });
+
   test('number range expressions', () => {
 
     const query = `num1>6 -num2>=8 num3<4 -num4<=2`;

From 21fb54534873a1a1f61806765f4ff55296f1ee5c Mon Sep 17 00:00:00 2001
From: Chandler Prall <chandler.prall@gmail.com>
Date: Mon, 30 Jul 2018 12:06:50 -0600
Subject: [PATCH 2/2] changelog

---
 CHANGELOG.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 783fee92995..f2d1a9e26c2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 ## [`master`](https://github.com/elastic/eui/tree/master)
 
+- Allow `_` and `*` characters to be used in `EuiSearchBar` query terms ([#1058](https://github.com/elastic/eui/pull/1058))
+
 **Bug fixes**
 
 - Fixed `EuiXYChart` responsive resize in a flexbox layout ([#1041](https://github.com/elastic/eui/pull/1041))