dtcs 0.3.0

Reference implementation of the Data Transformation Contract Standard (DTCS)
Documentation 
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dtcsVersion: "1.0.0"
id: "precondition.example"
name: "Precondition Example"
version: "0.1.0"

inputs:
  - id: "source"
    preconditions:
      - rule: "source_not_empty"
    schema:
      fields:
        - name: "id"
          type: "string"
          nullable: false

outputs:
  - id: "result"
    postconditions:
      - rule: "result_not_empty"
    schema:
      fields:
        - name: "id"
          type: "string"
          nullable: false

rules:
  - id: "source_not_empty"
    rule: "dtcs:not_null"
    target: "source.id"
    phase: precondition
  - id: "result_not_empty"
    rule: "dtcs:not_null"
    target: "result.id"
    phase: postcondition

lineage:
  mappings:
    - output: "result"
      inputs: ["source"]