[groovy] branch master updated: Tweak doco

[Daniel.Sun]

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 e6456cd  Tweak doco
e6456cd is described below

commit e6456cd49c1da4147edb090e14e341b37568e970
Author: Daniel Sun <[hidden email]>
AuthorDate: Sun Nov 22 03:09:17 2020 +0800

    Tweak doco
---
 .../groovy-ginq/src/spec/doc/ginq-userguide.adoc        |  5 +++++
 .../spec/test/org/apache/groovy/ginq/GinqTest.groovy    | 17 +++++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/subprojects/groovy-ginq/src/spec/doc/ginq-userguide.adoc b/subprojects/groovy-ginq/src/spec/doc/ginq-userguide.adoc
index a7aec83..2d9deed 100644
--- a/subprojects/groovy-ginq/src/spec/doc/ginq-userguide.adoc
+++ b/subprojects/groovy-ginq/src/spec/doc/ginq-userguide.adoc
@@ -261,6 +261,11 @@ include::../test/org/apache/groovy/ginq/GinqTest.groovy[tags=ginq_nested_01,inde
 include::../test/org/apache/groovy/ginq/GinqTest.groovy[tags=ginq_nested_02,indent=0]
 ----
 
+[source, sql]
+----
+include::../test/org/apache/groovy/ginq/GinqTest.groovy[tags=ginq_filtering_04,indent=0]
+----
+
 === GINQ Tips
 ==== Row Number
 `_rn` is the implicit variable representing row number for each record in the result set. It starts with `0`
diff --git a/subprojects/groovy-ginq/src/spec/test/org/apache/groovy/ginq/GinqTest.groovy b/subprojects/groovy-ginq/src/spec/test/org/apache/groovy/ginq/GinqTest.groovy
index 4ef56f2..0955c52 100644
--- a/subprojects/groovy-ginq/src/spec/test/org/apache/groovy/ginq/GinqTest.groovy
+++ b/subprojects/groovy-ginq/src/spec/test/org/apache/groovy/ginq/GinqTest.groovy
@@ -2561,6 +2561,23 @@ class GinqTest {
     }
 
     @Test
+    void "testGinq - exists - 3"() {
+        assertScript '''
+            assert [1, 2] == GQ {
+// tag::ginq_filtering_04[]
+                from n in [0, 1, 2]
+                where (
+                    from m in [1, 2]
+                    where m == n
+                    select m
+                ).exists()
+                select n
+// end::ginq_filtering_04[]
+            }.toList()
+        '''
+    }
+
+    @Test
     void "testGinq - not exists - 1"() {
         assertScript '''
             assert [1] == GQ {