feat: allow arguments to be passed to templates

templates/_pdb.yaml

@@ -1,35 +1,32 @@
 {{/* vim: set filetype=mustache: */}}
 
 {{- define "common.pdb.tpl" -}}
+{{- $top := first . -}}
+{{- $pdb := index . 1 -}}
 apiVersion: policy/v1beta1
 kind: PodDisruptionBudget
 metadata:
-  {{ include "common.metadata" . | nindent 2 }}
+  {{ include "common.metadata" (list $top) | nindent 2 }}
 spec:
   selector:
     matchLabels:
-      {{- include "common.selectorLabels" . | nindent 6 }}
-  {{- with .Values.podDisruptionBudget }}
-  {{- if not (or (empty .minAvailable) (empty .maxUnavailable)) -}}
-    {{- fail "podDisruptionBudget.minAvailable and podDisruptionBudget.maxUnavailable can not be set together" }}
+      {{- include "common.selectorLabels" $top | nindent 6 }}
+  {{- if not (or (empty $pdb.minAvailable) (empty $pdb.maxUnavailable)) -}}
+    {{- fail "minAvailable and maxUnavailable can not be set together" }}
   {{- end -}}
-  {{- with .minAvailable }}
+  {{- with $pdb.minAvailable }}
   minAvailable: {{ . }}
   {{- end }}
-  {{- with .maxUnavailable }}
+  {{- with $pdb.maxUnavailable }}
   maxUnavailable: {{ . }}
   {{- end }}
-  {{- end }}
-{{- end -}}
-
-{{- define "common.pdb.if" -}}
-{{- $top := first . -}}
-{{- $autoscaling := $top.Values.autoscaling | default (dict) -}}
-{{- if or (and $autoscaling.enabled (gt ($autoscaling.minReplicas | int) 1)) (gt ($top.Values.replicaCount | int) 1) }}
-  {{- include "common.utils.merge" (append . "common.pdb.tpl") -}}
-{{- end -}}
 {{- end -}}
 
 {{- define "common.pdb" -}}
-{{- include "common.utils.flattenCall" (list "common.pdb.if" .) -}}
+{{- $top := first . -}}
+{{- $pod := index . 2 -}}
+{{- $autoscaling := index . 3 -}}
+{{- if or (and $autoscaling.enabled (gt ($autoscaling.minReplicas | int) 1)) (gt ($pod.replicaCount | int) 1) }}
+  {{- include "common.utils.merge" (append . "common.pdb.tpl") -}}
+{{- end -}}
 {{- end -}}