the language
fail_workflow
escalate: a caught error still fails the run after recovery. 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
- booleantypethe declared shape
- schemathe sourcenever prose
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
booleanescalate: a caught error still fails the run after recoveryinside on_error:
in a real file
a crafted check-green filevalidate.nika.yaml
gate: on_error: fail_workflow: true with: verdict_valid: ${{ tasks.verdict.output.valid }} invoke: tool: "nika:assert" args: condition: ${{ with.verdict_valid }} message: "payload failed its schema"a verbatim slice, real line numbers from validate.nika.yaml, nika check green; the drift gate re-proves this copy on every test run.
cross-references
no skeleton carries it and no registered code names it; the schema row is the whole story today.
defined by
The whole grammar in one place: the four verbs · the standard library · the spec. Try it in the playground. Read the reference →