nerdctl ps -a --filter label=io.x-k8s.kind.cluster --format '{{.Label "io.x-k8s.kind.cluster"}}' behaviour is inconsistent with docker

[yankay]

Description

The docker ps --format is inconsistent with docker and fail with {{.Label "io.x-k8s.kind.cluster"}}

Steps to reproduce the issue

1. root@kay201:~# nerdctl ps -a --filter label=io.x-k8s.kind.cluster --format '{{.Label "io.x-k8s.kind.cluster"}}'

FATA[0000] template: :1:2: executing "" at <.Label>: can't evaluate field Label in type container.ListItem

Describe the results you received and expected

root@kay200:~# docker ps -a --filter label=io.x-k8s.kind.cluster --format '{{.Label "io.x-k8s.kind.cluster"}}'
kind
kind
kind

What version of nerdctl are you using?

nerdctl version
Client:
Version: v1.6.2-29-gcaea0f91.m
OS/Arch: linux/amd64
Git commit: caea0f9.m
buildctl:
Version: v0.12.1
GitCommit: bb857a0d49f45aa0ce9cd554b78d4075553e20f9

Server:
containerd:
Version: v1.7.1
GitCommit: 1677a17964311325ed1c31e2c0a3589ce6d5c30d
runc:
Version: 1.1.7
GitCommit: v1.1.7-0-g860f061b

Are you using a variant of nerdctl? (e.g., Rancher Desktop)

None

Host information

No response

[AkihiroSuda]

PR

• nerdctl ps: implement --format {{.Label "foo"}} #2619