Sprig list: Difference between revisions
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(Created page with "=External= * http://masterminds.github.io/sprig/lists.html =Internal= * sprig") |
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=Internal= | =Internal= | ||
* [[sprig#Subjects|sprig]] | * [[sprig#Subjects|sprig]] | ||
=Helm Patterns= | |||
Creating a list: | |||
<syntaxhighlight lang='yaml'> | |||
{{- $ExampleList := list -}} | |||
</syntaxhighlight> | |||
<syntaxhighlight lang='yaml'> | |||
{{- $ExampleList := list "element1" "element2" $OtherVar -}} | |||
</syntaxhighlight> | |||
Appending an element: | |||
<syntaxhighlight lang='yaml'> | |||
{{- $_0 := append $ExampleList "element3" -}} | |||
</syntaxhighlight> | |||
=Use Cases= | |||
A sprig list can be used directly in a Helm manifest as value for a path that expects a list: | |||
<syntaxhighlight lang='yaml'> | |||
apiVersion: apps/v1 | |||
kind: Deployment | |||
spec: | |||
template: | |||
spec: | |||
containers: | |||
- name: example | |||
args: {{ .Args.CommandArgList }} | |||
... | |||
</syntaxhighlight> | |||
=Functions= | |||
==join== | |||
{{External|http://masterminds.github.io/sprig/string_slice.html}} | |||
<syntaxhighlight lang='yaml'> | |||
{{ .Values.aList | join ',' }} | |||
</syntaxhighlight> | |||
Latest revision as of 01:01, 9 October 2020
External
Internal
Helm Patterns
Creating a list:
{{- $ExampleList := list -}}
{{- $ExampleList := list "element1" "element2" $OtherVar -}}
Appending an element:
{{- $_0 := append $ExampleList "element3" -}}
Use Cases
A sprig list can be used directly in a Helm manifest as value for a path that expects a list:
apiVersion: apps/v1
kind: Deployment
spec:
template:
spec:
containers:
- name: example
args: {{ .Args.CommandArgList }}
...
Functions
join
{{ .Values.aList | join ',' }}