From 62263a35c5c3b62d2f9c3d3a8f3a5a9117c41290 Mon Sep 17 00:00:00 2001
From: Ben Sherman <bentshermann@gmail.com>
Date: Thu, 6 Feb 2025 14:54:34 -0600
Subject: [PATCH] Fix Create parent directory for DAG report (#5752) [ci fast]

Signed-off-by: Ben Sherman <bentshermann@gmail.com>
Co-authored-by: Paolo Di Tommaso <paolo.ditommaso@gmail.com>
---
 .../src/main/groovy/nextflow/trace/GraphObserver.groovy      | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/modules/nextflow/src/main/groovy/nextflow/trace/GraphObserver.groovy b/modules/nextflow/src/main/groovy/nextflow/trace/GraphObserver.groovy
index 9fc99f8f3d..aa109d8ce8 100644
--- a/modules/nextflow/src/main/groovy/nextflow/trace/GraphObserver.groovy
+++ b/modules/nextflow/src/main/groovy/nextflow/trace/GraphObserver.groovy
@@ -16,6 +16,7 @@
 
 package nextflow.trace
 
+import java.nio.file.Files
 import java.nio.file.Path
 
 import groovy.transform.PackageScope
@@ -81,6 +82,10 @@ class GraphObserver implements TraceObserver {
     void onFlowComplete() {
         // -- normalise the DAG
         dag.normalize()
+
+        // -- make sure parent path exists
+        file.parent?.mkdirs()
+
         // -- render it to a file
         createRender().renderDocument(dag,file)
     }