Tried moving the functions to a separate file

nextflow-io/nextflow#4722

conf/base.config

@@ -4,33 +4,6 @@
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 */
 
-/*
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-    Increasing the number of CPUs often gives diminishing returns, so we increase it
-    following a logarithm curve. Example:
-        - 0 < value <= 1: start + step
-        - 1 < value <= 2: start + 2*step
-        - 2 < value <= 4: start + 3*step
-        - 4 < value <= 8: start + 4*step
-    In order to support re-runs, the step increase may be multiplied by the attempt
-    number prior to calling this function.
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-*/
-
-// Modified logarithm function that doesn't return negative numbers
-def positive_log(value, base) {
-    if (value <= 1) {
-        return 0
-    } else {
-        return Math.log(value)/Math.log(base)
-    }
-}
-
-def log_increase_cpus(start, step, value, base) {
-    return check_max(start + step * (1 + Math.ceil(positive_log(value, base))), 'cpus')
-}
-
-
 process {
 
     errorStrategy = { task.exitStatus in ((130..145) + 104) ? 'retry' : 'finish' }

lib/functions.groovy

@@ -0,0 +1,30 @@
+//
+// This file holds several Groovy functions that are used in the pipeline
+//
+
+/*
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+    Increasing the number of CPUs often gives diminishing returns, so we increase it
+    following a logarithm curve. Example:
+        - 0 < value <= 1: start + step
+        - 1 < value <= 2: start + 2*step
+        - 2 < value <= 4: start + 3*step
+        - 4 < value <= 8: start + 4*step
+    In order to support re-runs, the step increase may be multiplied by the attempt
+    number prior to calling this function.
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+*/
+
+// Modified logarithm function that doesn't return negative numbers
+def positive_log(value, base) {
+    if (value <= 1) {
+        return 0
+    } else {
+        return Math.log(value)/Math.log(base)
+    }
+}
+
+def log_increase_cpus(start, step, value, base) {
+    return check_max(start + step * (1 + Math.ceil(positive_log(value, base))), 'cpus')
+}
+