the language
recover
Recovery output · a `${{ }}` ref OR a literal (merges the former fallback/value per spec/05-errors.md). One of 59 words the served contract declares, projected from workflow.schema.json, the same file your editor validates against.
- 1surfaceon_error
- optionaleverywherea choice, never a miss
- anytypethe declared shape
- 3skeletonscarry this key
the contract
1 declarationDescriptions are the schema's own; the deeper invariants (value languages and regexes) ride the same projection. A miss is a nika check finding before anything runs.
- on_error
- Recovery output · a `${{ }}` ref OR a literal (merges the former fallback/value per spec/05-errors.md).inside on_error:
in a real file
from the gate-and-act skeleton check: invoke: tool: "nika:fetch" args: url: "${{ const.source_url }}" mode: jq jq: "." output: value: ".value" # SLOT: the jq path to the watched field on_error: # Offline rehearsal · a sample UNDER the threshold — the gate stays # closed, the skeleton runs green before you wire the real source. recover: { value: 42 }a verbatim slice, real line numbers from gate-and-act.nika.yaml, conformance-gated upstream on every spec push. open the full skeleton →
cross-references
skeletons that carry it
the check gates that name it
defined by
the block it lives in
on_error: inside on_error:
The whole grammar in one place: the four verbs · the standard library · the spec. Try it in the playground. Read the reference →