{
  "cases": [
    {
      "code": "unknown-component",
      "expected": {
        "errors": [
          {
            "code": "unknown-component",
            "component": "Chartt",
            "line": 3,
            "statement": "b"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a, b])\na = Text(\"kept\")\nb = Chartt([1], [2])\n",
      "line": 3,
      "name": "unknown-component"
    },
    {
      "code": "unknown-component",
      "expected": {
        "errors": [
          {
            "code": "unknown-component",
            "component": "Graph",
            "line": 3,
            "statement": "root"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "root/0",
            "line": 2,
            "statement": "root"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([\n  Text(\"kept\"),\n  Graph(1)\n])\n",
      "line": 3,
      "name": "unknown-component-inline"
    },
    {
      "code": "missing-required",
      "expected": {
        "errors": [
          {
            "code": "missing-required",
            "component": "Card",
            "line": 3,
            "prop": "title",
            "statement": "b"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a, b])\na = Text(\"kept\")\nb = Card()\n",
      "line": 3,
      "name": "missing-required"
    },
    {
      "code": "missing-required",
      "expected": {
        "errors": [
          {
            "code": "missing-required",
            "component": "Text",
            "line": 3,
            "prop": "text",
            "statement": "b"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": [
          "words"
        ]
      },
      "input": "root = Page([a, b])\na = Text(\"kept\")\nb = Text(words)\n",
      "line": 3,
      "name": "missing-required-never-written"
    },
    {
      "code": "null-required",
      "expected": {
        "errors": [
          {
            "code": "null-required",
            "component": "Text",
            "line": 3,
            "prop": "text",
            "statement": "b"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a, b])\na = Text(\"kept\")\nb = Text(null)\n",
      "line": 3,
      "name": "null-required"
    },
    {
      "code": "type-mismatch",
      "expected": {
        "errors": [
          {
            "code": "type-mismatch",
            "component": "Text",
            "line": 3,
            "prop": "text",
            "statement": "b"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a, b])\na = Text(\"kept\")\nb = Text(42)\n",
      "line": 3,
      "name": "type-mismatch-required"
    },
    {
      "code": "type-mismatch",
      "expected": {
        "errors": [
          {
            "code": "type-mismatch",
            "component": "Text",
            "line": 2,
            "prop": "size",
            "statement": "a"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a])\na = Text(\"kept\", \"big\")\n",
      "line": 2,
      "name": "type-mismatch-optional-left-out"
    },
    {
      "code": "type-mismatch",
      "expected": {
        "errors": [
          {
            "code": "type-mismatch",
            "component": "Card",
            "line": 2,
            "prop": "title",
            "statement": "a"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          }
        ],
        "orphans": [],
        "tree": {
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a])\na = Card(Text(\"no\"))\n",
      "line": 2,
      "name": "type-mismatch-widget-as-data"
    },
    {
      "code": "type-mismatch",
      "expected": {
        "errors": [
          {
            "code": "type-mismatch",
            "component": "Page",
            "line": 1,
            "prop": "children",
            "statement": "root"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          }
        ],
        "orphans": [],
        "tree": {
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page(a)\na = Text(\"no list\")\n",
      "line": 1,
      "name": "type-mismatch-bare-child"
    },
    {
      "code": "type-mismatch",
      "expected": {
        "errors": [
          {
            "code": "type-mismatch",
            "component": "Page",
            "line": 1,
            "prop": "children",
            "statement": "root"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a, \"text\"])\na = Text(\"kept\")\n",
      "line": 1,
      "name": "type-mismatch-data-child"
    },
    {
      "code": "excess-args",
      "expected": {
        "errors": [
          {
            "code": "excess-args",
            "component": "Text",
            "line": 2,
            "statement": "a"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "size": {
                  "type": "number",
                  "value": 12.0
                },
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a])\na = Text(\"kept\", 12, \"extra\")\n",
      "line": 2,
      "name": "excess-args"
    },
    {
      "code": "disallowed-child",
      "expected": {
        "errors": [
          {
            "code": "disallowed-child",
            "component": "Text",
            "line": 4,
            "statement": "x"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "tabs",
            "line": 2,
            "statement": "tabs"
          },
          {
            "key": "t1",
            "line": 3,
            "statement": "t1"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "children": [
                {
                  "name": "Tab",
                  "props": {
                    "title": {
                      "type": "text",
                      "value": "kept"
                    }
                  }
                }
              ],
              "name": "Tabs",
              "props": {}
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([tabs])\ntabs = Tabs([t1, x])\nt1 = Tab(\"kept\")\nx = Text(\"not a tab\")\n",
      "line": 4,
      "name": "disallowed-child"
    },
    {
      "code": "not-declarative",
      "expected": {
        "errors": [
          {
            "code": "not-declarative",
            "line": 3,
            "statement": "$count"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a])\na = Text(\"kept\")\n$count = 0\n",
      "line": 3,
      "name": "state-statement"
    },
    {
      "code": "not-declarative",
      "expected": {
        "errors": [
          {
            "code": "not-declarative",
            "line": 3,
            "statement": "b"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a, b])\na = Text(\"kept\")\nb = Text($name)\n",
      "line": 3,
      "name": "state-in-a-prop"
    },
    {
      "code": "not-declarative",
      "expected": {
        "errors": [
          {
            "code": "not-declarative",
            "line": 3,
            "statement": "rows"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a])\na = Text(\"kept\")\nrows = Query(\"list\", {}, {rows: []})\n",
      "line": 3,
      "name": "query-statement"
    },
    {
      "code": "not-declarative",
      "expected": {
        "errors": [
          {
            "code": "not-declarative",
            "line": 3,
            "statement": "b"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a, b])\na = Text(\"kept\")\nb = Text(\"a\" + \"b\")\n",
      "line": 3,
      "name": "operator"
    },
    {
      "code": "not-declarative",
      "expected": {
        "errors": [
          {
            "code": "not-declarative",
            "line": 3,
            "statement": "b"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a, b])\na = Text(\"kept\")\nb = Text(x\n  ? \"y\"\n  : \"z\")\n",
      "line": 3,
      "name": "conditional"
    },
    {
      "code": "not-declarative",
      "expected": {
        "errors": [
          {
            "code": "not-declarative",
            "line": 3,
            "statement": "b"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a, b])\na = Text(\"kept\")\nb = Text(data.title)\n",
      "line": 3,
      "name": "member-access"
    },
    {
      "code": "not-declarative",
      "expected": {
        "errors": [
          {
            "code": "not-declarative",
            "line": 3,
            "statement": "b"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          },
          {
            "key": "b",
            "line": 3,
            "statement": "b"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            },
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "n"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a, b])\na = Text(\"kept\")\nb = Text(\"n\", @Count([1, 2]))\n",
      "line": 3,
      "name": "builtin-function"
    },
    {
      "code": "not-declarative",
      "expected": {
        "errors": [
          {
            "code": "not-declarative",
            "line": 3,
            "statement": "b"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          },
          {
            "key": "b",
            "line": 3,
            "statement": "b"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            },
            {
              "name": "Button",
              "props": {
                "label": {
                  "type": "text",
                  "value": "x"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a, b])\na = Text(\"kept\")\nb = Button(\"x\", @Set($s, 1))\n",
      "line": 3,
      "name": "state-action"
    },
    {
      "code": "not-declarative",
      "expected": {
        "errors": [
          {
            "code": "not-declarative",
            "line": 3,
            "statement": "b"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          },
          {
            "key": "b",
            "line": 3,
            "statement": "b"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            },
            {
              "name": "Button",
              "props": {
                "label": {
                  "type": "text",
                  "value": "x"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a, b])\na = Text(\"kept\")\nb = Button(\"x\", Action([@A(), @B()]))\n",
      "line": 3,
      "name": "action-sequence"
    },
    {
      "code": "inline-reserved",
      "expected": {
        "errors": [
          {
            "code": "inline-reserved",
            "line": 3,
            "statement": "b"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          },
          {
            "key": "b",
            "line": 3,
            "statement": "b"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            },
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "x"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a, b])\na = Text(\"kept\")\nb = Text(\"x\", Query(\"t\", {}, 1))\n",
      "line": 3,
      "name": "inline-reserved"
    },
    {
      "code": "syntax",
      "expected": {
        "errors": [
          {
            "code": "syntax",
            "line": 3,
            "statement": "b"
          }
        ],
        "incomplete": false,
        "nodes": [
          {
            "key": "root",
            "line": 1,
            "statement": "root"
          },
          {
            "key": "a",
            "line": 2,
            "statement": "a"
          }
        ],
        "orphans": [],
        "tree": {
          "children": [
            {
              "name": "Text",
              "props": {
                "text": {
                  "type": "text",
                  "value": "kept"
                }
              }
            }
          ],
          "name": "Page",
          "props": {}
        },
        "unresolved": []
      },
      "input": "root = Page([a])\na = Text(\"kept\")\nb = Text(\"x\" \"y\" +)\n",
      "line": 3,
      "name": "syntax"
    },
    {
      "code": "no-root",
      "expected": {
        "errors": [
          {
            "code": "no-root",
            "line": 0,
            "statement": ""
          }
        ],
        "incomplete": false,
        "nodes": [],
        "orphans": [],
        "tree": null,
        "unresolved": []
      },
      "input": "a = Text(\"nothing calls the root\")\n",
      "line": 0,
      "name": "no-root"
    },
    {
      "code": "no-root",
      "expected": {
        "errors": [
          {
            "code": "no-root",
            "line": 1,
            "statement": "root"
          }
        ],
        "incomplete": false,
        "nodes": [],
        "orphans": [],
        "tree": null,
        "unresolved": []
      },
      "input": "root = 42\n",
      "line": 1,
      "name": "root-not-a-widget"
    },
    {
      "code": "parse-failed",
      "expected": {
        "errors": [
          {
            "code": "parse-failed",
            "line": 0,
            "statement": ""
          }
        ],
        "incomplete": false,
        "nodes": [],
        "orphans": [],
        "tree": null,
        "unresolved": []
      },
      "input": "just some prose a model wrote\n",
      "line": 0,
      "name": "parse-failed"
    }
  ],
  "class": "L5"
}