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paulk pushed a commit to branch asf-site
in repository https://gitbox.apache.org/repos/asf/groovy-website.git
The following commit(s) were added to refs/heads/asf-site by this push:
new 6d12000 polish wording
6d12000 is described below
commit 6d120002f2a1a3d86cf80ea92e914f01a13510d0
Author: Paul King <[email protected]>
AuthorDate: Wed Apr 8 08:33:27 2026 +1000
polish wording
---
site/src/site/blog/groovy-async-await.adoc | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/site/src/site/blog/groovy-async-await.adoc
b/site/src/site/blog/groovy-async-await.adoc
index 65c7fb9..e011e66 100644
--- a/site/src/site/blog/groovy-async-await.adoc
+++ b/site/src/site/blog/groovy-async-await.adoc
@@ -404,21 +404,21 @@ is a race condition:
[source,groovy]
----
-// UNSAFE
-var count = 0
-def tasks = (1..100).collect { async { count++ } }
+// UNSAFE — shared mutation is a race condition
+var total = 0
+def tasks = heroes.collect { h -> async { total += fetchScore(h) } }
tasks.each { await it }
-// count may not be 100!
+// total may be wrong!
----
Return values and collect results instead:
[source,groovy]
----
-// SAFE
-def tasks = (1..100).collect { n -> async { n } }
+// SAFE — each task returns its result
+def tasks = heroes.collect { h -> async { fetchScore(h) } }
def results = await Awaitable.all(*tasks)
-assert results.sum() == 5050
+def total = results.sum()
----
When shared mutable state is unavoidable, use the appropriate
