@nlighten/json-transform-core/dist/functions/examples/switch.json

Core types and utilities for handling JSON transformers

[
    {
        "name": "object - simple switch case with matching value",
        "given": {
            "input": "B",
            "definition": {
                "$$switch": "$",
                "cases": { "a": 1, "B": 2, "c": 3 }
            }
        },
        "expect": {
            "equal": 2
        }
    },
    {
        "name": "object - no default and unmatched value",
        "given": {
            "input": "D",
            "definition": {
                "$$switch": "$",
                "cases": { "a": 1, "B": 2, "c": 3 }
            }
        },
        "expect": {
            "isNull": true
        }
    },
    {
        "name": "object - unmatched value with default case",
        "given": {
            "input": "D",
            "definition": {
                "$$switch": "$",
                "cases": { "a": 1, "B": 2, "c": 3 },
                "default": 4
            }
        },
        "expect": {
            "equal": 4
        }
    },
    {
        "name": "object - full extraction with array input and cases",
        "given": {
            "input": [
                "B",
                { "a": 1, "B": 2, "c": 3 }
            ],
            "definition": {
                "$$switch": "$[0]",
                "cases": "$[1]"
            }
        },
        "expect": {
            "equal": 2
        }
    },
    {
        "name": "inline - switch inline with matching value",
        "given": {
            "input": { "a": 1, "B": 2, "c": 3 },
            "definition": "$$switch($,'$$decimal:4'):B"
        },
        "expect": {
            "equal": 2
        }
    },
    {
        "name": "inline - switch inline with default value",
        "given": {
            "input": { "a": 1, "B": 2, "c": 3 },
            "definition": "$$switch($,'$$decimal:4'):C"
        },
        "expect": {
            "equal": 4
        }
    }
]