From 21abce63bde051e0238b1b6126da304cc73fa25c Mon Sep 17 00:00:00 2001
From: Vitalii Elenhaupt <velenhaupt@gmail.com>
Date: Thu, 23 Nov 2017 19:58:59 +0200
Subject: [PATCH] Report only wrong predicate names

---
 spec/ameba/rule/predicate_name_spec.cr | 3 +++
 src/ameba/rule/predicate_name.cr       | 2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/spec/ameba/rule/predicate_name_spec.cr b/spec/ameba/rule/predicate_name_spec.cr
index badac723..d7d1a24a 100644
--- a/spec/ameba/rule/predicate_name_spec.cr
+++ b/spec/ameba/rule/predicate_name_spec.cr
@@ -13,6 +13,9 @@ module Ameba::Rule
           def picture?(x)
           end
         end
+
+        def allow_this_picture?
+        end
       )
       subject.catch(s).should be_valid
     end
diff --git a/src/ameba/rule/predicate_name.cr b/src/ameba/rule/predicate_name.cr
index 619c3205..c0b49d37 100644
--- a/src/ameba/rule/predicate_name.cr
+++ b/src/ameba/rule/predicate_name.cr
@@ -39,7 +39,7 @@ module Ameba::Rule
     end
 
     def test(source, node : Crystal::Def)
-      if node.name =~ /(is|has)_(\w+)\?/
+      if node.name =~ /^(is|has)_(\w+)\?/
         source.error self, node.location,
           "Favour method name '#{$2}?' over '#{node.name}'"
       end