message: refactor(dev-infra): create anchors/aliases for excluded always active groups
  global-approvers, global-docs-approvers, and required-minimum-review groups are always active. It's useful
  to have aliases for getting groups that are active/pending/rejected while excluding these few.
  PR Close
diff: @@ -67,6 +67,23 @@ version: 3
  # Meta field that goes unused by PullApprove to allow for defining aliases to be
  # used throughout the config.
  meta:
  + # The following groups have no file based conditions and will be initially `active` on all PRs
  + # - `global-approvers`
  + # - `global-docs-approvers`
  + # - `required-minimum-review`
  + #
  + # By checking the number of active/pending/rejected groups when these are excluded, we can determine
  + # if any other groups are matched.
  + #
  + # Also note that the ordering of groups matters in this file. The only groups visible to the current
  + # one are those that appear above it.
  + no-groups-above-this-pending: &no-groups-above-this-pending
  + len(groups.pending.exclude("required-minimum-review").exclude("global-approvers").exclude("global-docs-approvers")) == 0
  + no-groups-above-this-rejected: &no-groups-above-this-rejected
  + len(groups.rejected.exclude("required-minimum-review").exclude("global-approvers").exclude("global-docs-approvers")) == 0
  + no-groups-above-this-active: &no-groups-above-this-active
  + len(groups.active.exclude("required-minimum-review").exclude("global-approvers").exclude("global-docs-approvers")) == 0
  +
  can-be-global-approved: &can-be-global-approved "\"global-approvers\" not in groups.approved"
  can-be-global-docs-approved: &can-be-global-docs-approved "\"global-docs-approvers\" not in groups.approved"
  defaults: &defaults
  @@ -1258,14 +1275,7 @@ groups:
  # `global-approvers` can still approve PRs that match this `fallback` rule,
  # but that should be an exception and not an expectation.
  conditions:
  - # The following groups have no file based conditions and will be initially `active` on all PRs
  - # - `global-approvers`
  - # - `global-docs-approvers`
  - # - `required-minimum-review`
  - #
  - # By checking the number of active groups when these are excluded, we can determine
  - # if any other groups are matched.
  - - len(groups.active.exclude("required-minimum-review").exclude("global-approvers").exclude("global-docs-approvers")) == 0
  + - *no-groups-above-this-active
  # When any of the `global-*` groups is approved, they cause other groups to deactivate.
  # In those cases, the condition above would evaluate to `true` while in reality, only a global
  # approval has been provided. To ensure we don't activate the fallback group in such cases,
  