Anthonyhawkins

def prune_empty(items):
    return list(filter(None, items))

Anthonyhawkins

config = {
    "foo": "bar",
    "biz": "baz",
    "stuff": prune_empty([
        "a",
        Include.when("site-x" in ["site-a", "site-b", "site-c"], "b"),
        "c",
        "d"
    ])
}

Anthonyhawkins

config = {
    "foo": "bar",
    "db_backend": Include.when(env("SITE") in ["site-a", "site-b", "site-c"], "10.2.3.4", "10.6.3.4"),
    "biz": "baz",
}

Anthonyhawkins

config = {
    "foo": "bar",
    "biz": "baz"
} | Include.when("site-x" in ["site-a", "site-b", "site-c"], {
    "enable_x": True
})

Anthonyhawkins

class Include(object):
    @staticmethod
    def when(expression, if_block, else_block={}):
        return if_block if expression else else_block

Anthonyhawkins

{
  "foo": "bar",
  if env in ["site-a", "site-b", "site-b"]:
    "enable_x": true,
  "biz": "baz"
}

Anthonyhawkins

foo: bar
#@ if data.values.environment in ['site-a', 'site-b', 'site-c']:
enable_x: true
#@ end
biz: baz

Anthonyhawkins

[
# Non-Looped elements
] + [
  {
    "foo": item
  } for item in [
    "x", "y", "z"
  ]
] + [
# Non-Looped elements

Anthonyhawkins

jobs:
- name: create-orgs
  plan:
  ...
  - task: create-orgs
    image: cf-mgmt
    config:
      ...
      params:
        ...

Anthonyhawkins

"jobs": [
    {
        "name": cf_mgmt_command,
        "plan": [
            ...
            {
                "task": cf_mgmt_command,
                "image": "cf-mgmt",
                "config": {
                    ...