add nextflow d30e48d

nextflow/tests-v1/splitLetters.nf

@@ -0,0 +1,49 @@
+#!/usr/bin/env nextflow
+/*
+ * Copyright 2013-2024, Seqera Labs
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+params.str = 'Hello world!'
+
+process splitLetters {
+
+    output:
+    file 'chunk_*'
+
+    """
+    printf '${params.str}' | split -b 6 - chunk_
+    """
+}
+
+process massage {
+
+    input:
+    file x
+
+    output:
+    stdout
+
+    """
+    cat $x | tr '[a-z]' '[A-Z]'
+    """
+}
+
+workflow {
+  splitLetters \
+  | flatten \
+  | massage \
+  | view { it.trim() }
+}
+