{
  "cases": [
    {
      "expression": "@{declared_variable !: 'fallback'}",
      "expected": {
        "type": "string",
        "value": "try"
      },
      "variables": [
        {
          "name": "declared_variable",
          "type": "string",
          "value": "try"
        }
      ],
      "platforms": [
        "android",
        "ios",
        "web",
        "flutter"
      ]
    },
    {
      "expression": "@{undeclared_variable !: 'fallback'}",
      "expected": {
        "type": "string",
        "value": "fallback"
      },
      "platforms": [
        "android",
        "ios",
        "web",
        "flutter"
      ]
    },
    {
      "expression": "@{'infinity' / 0 !: 'fallback'}",
      "expected": {
        "type": "string",
        "value": "fallback"
      },
      "platforms": [
        "android",
        "ios",
        "web",
        "flutter"
      ]
    },
    {
      "expression": "@{true ? undefined_var : 'else' !: 'fallback'}",
      "expected": {
        "type": "error",
        "value": "Variable 'undefined_var' is missing."
      },
      "platforms": [
        "android",
        "ios",
        "web",
        "flutter"
      ]
    },
    {
      "expression": "@{(padStart(12, 3, '') == undefined_var) !: 'fallback'}",
      "expected": {
        "type": "string",
        "value": "fallback"
      },
      "expected_warnings": [
        "String for padding is empty."
      ],
      "platforms": [
        "android",
        "ios",
        "web",
        "flutter"
      ]
    }
  ]
}