[groovy] branch master updated: Tweak `exists` and add a test

[sunlan]

This is an automated email from the ASF dual-hosted git repository.

sunlan pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/groovy.git


The following commit(s) were added to refs/heads/master by this push:
     new f5453b1  Tweak `exists` and add a test
f5453b1 is described below

commit f5453b1eafedb4d37c50ff52fa711db65f9dcefe
Author: Daniel Sun <sun...@apache.org>
AuthorDate: Sun Nov 22 01:28:21 2020 +0800

    Tweak `exists` and add a test
---
 .../apache/groovy/ginq/provider/collection/runtime/Queryable.java  | 2 +-
 .../provider/collection/runtime/QueryableCollectionTest.groovy     | 7 +++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git 
a/subprojects/groovy-ginq/src/main/groovy/org/apache/groovy/ginq/provider/collection/runtime/Queryable.java
 
b/subprojects/groovy-ginq/src/main/groovy/org/apache/groovy/ginq/provider/collection/runtime/Queryable.java
index 29f9b0e..083c0b8 100644
--- 
a/subprojects/groovy-ginq/src/main/groovy/org/apache/groovy/ginq/provider/collection/runtime/Queryable.java
+++ 
b/subprojects/groovy-ginq/src/main/groovy/org/apache/groovy/ginq/provider/collection/runtime/Queryable.java
@@ -219,7 +219,7 @@ public interface Queryable<T> {
      * @return the result of checking, {@code true} if result is not empty, 
otherwise {@code false}
      */
     default boolean exists() {
-        return stream().count() > 0;
+        return count() > 0;
     }
 
     /**
diff --git 
a/subprojects/groovy-ginq/src/test/groovy/org/apache/groovy/ginq/provider/collection/runtime/QueryableCollectionTest.groovy
 
b/subprojects/groovy-ginq/src/test/groovy/org/apache/groovy/ginq/provider/collection/runtime/QueryableCollectionTest.groovy
index 965f3d4..4acbcd8 100644
--- 
a/subprojects/groovy-ginq/src/test/groovy/org/apache/groovy/ginq/provider/collection/runtime/QueryableCollectionTest.groovy
+++ 
b/subprojects/groovy-ginq/src/test/groovy/org/apache/groovy/ginq/provider/collection/runtime/QueryableCollectionTest.groovy
@@ -491,6 +491,13 @@ class QueryableCollectionTest {
         assert nums == result
     }
 
+    @Test
+    void testExists() {
+        def nums = [1, 2, 3]
+        def result = from(nums).exists()
+        assert result
+    }
+
     @ToString
     @EqualsAndHashCode
     static class Person {