{
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    "path": [
      {
        "type": "var",
        "value": "data"
      },
      {
        "location": "1:9:1:14",
        "type": "string",
        "value": "regal"
      },
      {
        "location": "1:15:1:18",
        "type": "string",
        "value": "ast"
      }
    ],
    "annotations": [
      {
        "location": "55:1:58:85",
        "scope": "rule",
        "description": "find vars like input[x].foo[y] where x and y are vars\nnote: value.type == \"ref\" check must have been done before calling this function\n"
      },
      {
        "location": "81:1:84:64",
        "scope": "rule",
        "description": "traverses all nodes in provided terms (using `walk`), and returns an array with\nall variables declared in terms, i,e [x, y] or {x: y}, etc.\n"
      },
      {
        "location": "91:1:94:70",
        "scope": "rule",
        "description": "traverses all nodes in provided terms (using `walk`), and returns true if any variable\nis found in terms, with early exit (as opposed to find_term_vars)\n"
      },
      {
        "scope": "rule",
        "description": "traverses all nodes under provided node (using `walk`), and returns an array with\nall variables declared via assignment (:=), `some`, `every` and in comprehensions\nDEPRECATED: uses ast.found.vars instead\n",
        "location": "165:1:169:44"
      },
      {
        "location": "182:1:192:10",
        "scope": "rule",
        "description": "object containing all variables found in the input AST, keyed first by the index of\nthe rule where the variables were found (as a numeric string), and then the context\nof the variable, which will be one of:\n- term\n- assign\n- every\n- some\n- somein\n- ref\n"
      },
      {
        "location": "205:1:206:41",
        "scope": "rule",
        "description": "all refs foundd in module"
      },
      {
        "description": "all symbols foundd in module",
        "location": "218:1:219:44",
        "scope": "rule"
      },
      {
        "location": "229:1:230:50",
        "scope": "rule",
        "description": "all comprehensions found in module"
      },
      {
        "location": "242:1:247:28",
        "scope": "rule",
        "description": "finds all vars declared in `rule` *before* the `location` provided\nnote: this isn't 100% accurate, as it doesn't take into account `=`\nassignments / unification, but it's likely good enough since other rules\nrecommend against those\n"
      },
      {
        "location": "292:1:293:77",
        "scope": "rule",
        "description": "find *only* names in the local scope, and not e.g. rule names"
      },
      {
        "location": "306:1:309:82",
        "scope": "rule",
        "description": "similar to `find_vars_in_local_scope`, but returns all variable names in scope\nof the given location *and* the rule names present in the scope (i.e. module)\n"
      },
      {
        "location": "317:1:320:39",
        "scope": "rule",
        "description": "find all variables declared via `some` declarations (and *not* `some .. in`)\nin the scope of the given location\n"
      },
      {
        "location": "326:1:327:41",
        "scope": "rule",
        "description": "all expressions in module"
      }
    ]
  },
  "imports": [
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      "path": {
        "type": "ref",
        "value": [
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            "location": "3:8:3:12"
          },
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            "location": "3:13:3:15",
            "type": "string",
            "value": "v1"
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        "location": "3:8:3:15"
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    {
      "location": "5:1:5:7",
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        "location": "5:8:5:23",
        "type": "ref",
        "value": [
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            "location": "5:8:5:12",
            "type": "var",
            "value": "data"
          },
          {
            "location": "5:13:5:18",
            "type": "string",
            "value": "regal"
          },
          {
            "location": "5:19:5:23",
            "type": "string",
            "value": "util"
          }
        ]
      }
    }
  ],
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            "location": "7:19:7:22",
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          }
        ],
        "assign": true,
        "value": {
          "location": "7:27:11:2",
          "type": "arraycomprehension",
          "value": {
            "term": {
              "type": "var",
              "value": "value",
              "location": "7:28:7:33"
            },
            "body": [
              {
                "location": "8:2:8:23",
                "terms": [
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                    "location": "8:2:8:6",
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                        "location": "8:2:8:6",
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                        "value": "walk"
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                    ]
                  },
                  {
                    "location": "8:7:8:10",
                    "type": "var",
                    "value": "obj"
                  },
                  {
                    "value": [
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                        "location": "8:13:8:14",
                        "type": "var",
                        "value": "$0"
                      },
                      {
                        "location": "8:16:8:21",
                        "type": "var",
                        "value": "value"
                      }
                    ],
                    "location": "8:12:8:22",
                    "type": "array"
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                ]
              },
              {
                "location": "9:2:9:21",
                "terms": [
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                    "location": "9:13:9:15",
                    "type": "ref",
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                        "location": "9:13:9:15",
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                        "value": "equal"
                      }
                    ]
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                  {
                    "value": [
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                        "location": "9:2:9:7",
                        "type": "var",
                        "value": "value"
                      },
                      {
                        "location": "9:8:9:12",
                        "type": "string",
                        "value": "type"
                      }
                    ],
                    "location": "9:2:9:12",
                    "type": "ref"
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                    "location": "9:16:9:21",
                    "type": "string",
                    "value": "var"
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                "location": "10:2:10:33",
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                        "location": "10:28:10:30",
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                    "location": "10:28:10:30",
                    "type": "ref"
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                    "location": "10:2:10:27",
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                        "location": "10:2:10:9",
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                            "location": "10:2:10:9",
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                            "location": "10:10:10:15",
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                      {
                        "location": "10:23:10:26",
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                    "value": -1,
                    "location": "10:31:10:32",
                    "type": "number"
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        "location": "7:1:11:2",
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            "location": "7:1:7:18"
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            "location": "16:19:16:24",
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        ],
        "assign": true,
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          "location": "16:29:16:32",
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      },
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          "location": "17:2:17:24",
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              "location": "17:16:17:18",
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              "location": "17:2:17:15",
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                  "location": "17:8:17:9",
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                {
                  "location": "17:11:17:15",
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              "location": "17:19:17:24"
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              "type": "var",
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              "location": "18:2:18:5"
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            {
              "location": "18:9:18:19",
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                  "location": "18:10:18:18",
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      "location": "25:1:28:2",
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        ],
        "args": [
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            "location": "25:19:25:24",
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        ],
        "assign": true,
        "value": {
          "location": "25:29:25:33",
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                  "location": "26:16:26:18",
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              "location": "26:16:26:18"
            },
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              "location": "26:2:26:15",
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              "location": "26:19:26:38",
              "type": "set",
              "value": [
                {
                  "type": "string",
                  "value": "array",
                  "location": "26:20:26:27"
                },
                {
                  "type": "string",
                  "value": "object",
                  "location": "26:29:26:37"
                }
              ]
            }
          ],
          "location": "26:2:26:38"
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        {
          "location": "27:2:27:37",
          "terms": [
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              "type": "ref",
              "value": [
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                  "location": "27:7:27:9",
                  "type": "var",
                  "value": "assign"
                }
              ],
              "location": "27:7:27:9"
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              "location": "27:2:27:6",
              "type": "var",
              "value": "vars"
            },
            {
              "value": [
                {
                  "location": "27:10:27:27",
                  "type": "ref",
                  "value": [
                    {
                      "location": "27:10:27:27",
                      "type": "var",
                      "value": "_find_nested_vars"
                    }
                  ]
                },
                {
                  "location": "27:28:27:36",
                  "type": "ref",
                  "value": [
                    {
                      "location": "27:28:27:33",
                      "type": "var",
                      "value": "value"
                    },
                    {
                      "location": "27:34:27:35",
                      "type": "number",
                      "value": 1
                    }
                  ]
                }
              ],
              "location": "27:10:27:37",
              "type": "call"
            }
          ]
        }
      ]
    },
    {
      "location": "31:1:34:2",
      "head": {
        "ref": [
          {
            "location": "31:1:31:21",
            "type": "var",
            "value": "_find_some_decl_vars"
          }
        ],
        "args": [
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            "location": "31:22:31:27",
            "type": "var",
            "value": "value"
          }
        ],
        "assign": true,
        "value": {
          "location": "31:32:34:2",
          "type": "arraycomprehension",
          "value": {
            "body": [
              {
                "location": "32:2:32:17",
                "terms": {
                  "location": "32:2:32:6",
                  "symbols": [
                    {
                      "type": "call",
                      "value": [
                        {
                          "location": "32:9:32:11",
                          "type": "ref",
                          "value": [
                            {
                              "location": "32:9:32:11",
                              "type": "var",
                              "value": "internal"
                            },
                            {
                              "location": "32:9:32:11",
                              "type": "string",
                              "value": "member_2"
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                          "location": "32:7:32:8",
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                      "location": "32:7:32:17"
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              {
                "location": "33:2:33:17",
                "terms": [
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                    "type": "ref",
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                        "location": "33:9:33:11",
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                    "location": "33:12:33:17",
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                  }
                ]
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            "term": {
              "location": "31:33:31:34",
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    },
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      "location": "37:1:42:2",
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        "assign": true,
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          "location": "37:35:37:39",
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        },
        "location": "37:1:37:39"
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            "location": "202:2:202:6",
            "symbols": [
              {
                "location": "202:7:202:18",
                "type": "call",
                "value": [
                  {
                    "location": "202:11:202:13",
                    "type": "ref",
                    "value": [
                      {
                        "location": "202:11:202:13",
                        "type": "var",
                        "value": "internal"
                      },
                      {
                        "location": "202:11:202:13",
                        "type": "string",
                        "value": "member_2"
                      }
                    ]
                  },
                  {
                    "type": "var",
                    "value": "var",
                    "location": "202:7:202:10"
                  },
                  {
                    "type": "var",
                    "value": "vars",
                    "location": "202:14:202:18"
                  }
                ]
              }
            ]
          }
        }
      ],
      "location": "193:1:203:2",
      "annotations": [
        {
          "location": "182:1:192:10",
          "scope": "rule",
          "description": "object containing all variables found in the input AST, keyed first by the index of\nthe rule where the variables were found (as a numeric string), and then the context\nof the variable, which will be one of:\n- term\n- assign\n- every\n- some\n- somein\n- ref\n"
        }
      ]
    },
    {
      "location": "207:1:216:2",
      "annotations": [
        {
          "location": "205:1:206:41",
          "scope": "rule",
          "description": "all refs foundd in module"
        }
      ],
      "head": {
        "ref": [
          {
            "value": "found",
            "location": "207:1:207:6",
            "type": "var"
          },
          {
            "location": "207:7:207:11",
            "type": "string",
            "value": "refs"
          },
          {
            "location": "207:12:207:22",
            "type": "var",
            "value": "rule_index"
          }
        ],
        "key": {
          "value": "value",
          "location": "207:33:207:38",
          "type": "var"
        },
        "location": "207:1:207:38"
      },
      "body": [
        {
          "location": "208:2:208:24",
          "terms": {
            "location": "208:2:208:6",
            "symbols": [
              {
                "location": "208:7:208:24",
                "type": "call",
                "value": [
                  {
                    "location": "208:15:208:17",
                    "type": "ref",
                    "value": [
                      {
                        "location": "208:15:208:17",
                        "type": "var",
                        "value": "internal"
                      },
                      {
                        "location": "208:15:208:17",
                        "type": "string",
                        "value": "member_3"
                      }
                    ]
                  },
                  {
                    "location": "208:7:208:8",
                    "type": "var",
                    "value": "i"
                  },
                  {
                    "location": "208:10:208:14",
                    "type": "var",
                    "value": "rule"
                  },
                  {
                    "location": "208:18:208:24",
                    "type": "var",
                    "value": "_rules"
                  }
                ]
              }
            ]
          }
        },
        {
          "location": "211:2:211:34",
          "terms": [
            {
              "location": "211:13:211:15",
              "type": "ref",
              "value": [
                {
                  "location": "211:13:211:15",
                  "type": "var",
                  "value": "assign"
                }
              ]
            },
            {
              "location": "211:2:211:12",
              "type": "var",
              "value": "rule_index"
            },
            {
              "value": [
                {
                  "location": "211:16:211:23",
                  "type": "ref",
                  "value": [
                    {
                      "location": "211:16:211:23",
                      "type": "var",
                      "value": "sprintf"
                    }
                  ]
                },
                {
                  "location": "211:24:211:28",
                  "type": "string",
                  "value": "%d"
                },
                {
                  "location": "211:30:211:33",
                  "type": "array",
                  "value": [
                    {
                      "location": "211:31:211:32",
                      "type": "var",
                      "value": "i"
                    }
                  ]
                }
              ],
              "location": "211:16:211:34",
              "type": "call"
            }
          ]
        },
        {
          "location": "213:2:213:24",
          "terms": [
            {
              "location": "213:2:213:6",
              "type": "ref",
              "value": [
                {
                  "location": "213:2:213:6",
                  "type": "var",
                  "value": "walk"
                }
              ]
            },
            {
              "location": "213:7:213:11",
              "type": "var",
              "value": "rule"
            },
            {
              "location": "213:13:213:23",
              "type": "array",
              "value": [
                {
                  "location": "213:14:213:15",
                  "type": "var",
                  "value": "$6"
                },
                {
                  "location": "213:17:213:22",
                  "type": "var",
                  "value": "value"
                }
              ]
            }
          ]
        },
        {
          "location": "215:2:215:15",
          "terms": [
            {
              "type": "ref",
              "value": [
                {
                  "location": "215:2:215:8",
                  "type": "var",
                  "value": "is_ref"
                }
              ],
              "location": "215:2:215:8"
            },
            {
              "location": "215:9:215:14",
              "type": "var",
              "value": "value"
            }
          ]
        }
      ]
    },
    {
      "annotations": [
        {
          "location": "218:1:219:44",
          "scope": "rule",
          "description": "all symbols foundd in module"
        }
      ],
      "head": {
        "ref": [
          {
            "location": "220:1:220:6",
            "type": "var",
            "value": "found"
          },
          {
            "location": "220:7:220:14",
            "type": "string",
            "value": "symbols"
          },
          {
            "value": "rule_index",
            "location": "220:15:220:25",
            "type": "var"
          }
        ],
        "key": {
          "location": "220:36:220:49",
          "type": "ref",
          "value": [
            {
              "location": "220:36:220:41",
              "type": "var",
              "value": "value"
            },
            {
              "type": "string",
              "value": "symbols",
              "location": "220:42:220:49"
            }
          ]
        },
        "location": "220:1:220:49"
      },
      "body": [
        {
          "location": "221:2:221:24",
          "terms": {
            "location": "221:2:221:6",
            "symbols": [
              {
                "location": "221:7:221:24",
                "type": "call",
                "value": [
                  {
                    "type": "ref",
                    "value": [
                      {
                        "location": "221:15:221:17",
                        "type": "var",
                        "value": "internal"
                      },
                      {
                        "type": "string",
                        "value": "member_3",
                        "location": "221:15:221:17"
                      }
                    ],
                    "location": "221:15:221:17"
                  },
                  {
                    "location": "221:7:221:8",
                    "type": "var",
                    "value": "i"
                  },
                  {
                    "location": "221:10:221:14",
                    "type": "var",
                    "value": "rule"
                  },
                  {
                    "location": "221:18:221:24",
                    "type": "var",
                    "value": "_rules"
                  }
                ]
              }
            ]
          }
        },
        {
          "location": "224:2:224:34",
          "terms": [
            {
              "location": "224:13:224:15",
              "type": "ref",
              "value": [
                {
                  "location": "224:13:224:15",
                  "type": "var",
                  "value": "assign"
                }
              ]
            },
            {
              "location": "224:2:224:12",
              "type": "var",
              "value": "rule_index"
            },
            {
              "location": "224:16:224:34",
              "type": "call",
              "value": [
                {
                  "type": "ref",
                  "value": [
                    {
                      "location": "224:16:224:23",
                      "type": "var",
                      "value": "sprintf"
                    }
                  ],
                  "location": "224:16:224:23"
                },
                {
                  "location": "224:24:224:28",
                  "type": "string",
                  "value": "%d"
                },
                {
                  "location": "224:30:224:33",
                  "type": "array",
                  "value": [
                    {
                      "location": "224:31:224:32",
                      "type": "var",
                      "value": "i"
                    }
                  ]
                }
              ]
            }
          ]
        },
        {
          "location": "226:2:226:24",
          "terms": [
            {
              "location": "226:2:226:6",
              "type": "ref",
              "value": [
                {
                  "type": "var",
                  "value": "walk",
                  "location": "226:2:226:6"
                }
              ]
            },
            {
              "location": "226:7:226:11",
              "type": "var",
              "value": "rule"
            },
            {
              "location": "226:13:226:23",
              "type": "array",
              "value": [
                {
                  "location": "226:14:226:15",
                  "type": "var",
                  "value": "$7"
                },
                {
                  "value": "value",
                  "location": "226:17:226:22",
                  "type": "var"
                }
              ]
            }
          ]
        }
      ],
      "location": "220:1:227:2"
    },
    {
      "location": "231:1:240:2",
      "annotations": [
        {
          "location": "229:1:230:50",
          "scope": "rule",
          "description": "all comprehensions found in module"
        }
      ],
      "head": {
        "ref": [
          {
            "location": "231:1:231:6",
            "type": "var",
            "value": "found"
          },
          {
            "location": "231:7:231:21",
            "type": "string",
            "value": "comprehensions"
          },
          {
            "location": "231:22:231:32",
            "type": "var",
            "value": "rule_index"
          }
        ],
        "key": {
          "location": "231:43:231:48",
          "type": "var",
          "value": "value"
        },
        "location": "231:1:231:48"
      },
      "body": [
        {
          "location": "232:2:232:24",
          "terms": {
            "location": "232:2:232:6",
            "symbols": [
              {
                "location": "232:7:232:24",
                "type": "call",
                "value": [
                  {
                    "location": "232:15:232:17",
                    "type": "ref",
                    "value": [
                      {
                        "type": "var",
                        "value": "internal",
                        "location": "232:15:232:17"
                      },
                      {
                        "location": "232:15:232:17",
                        "type": "string",
                        "value": "member_3"
                      }
                    ]
                  },
                  {
                    "location": "232:7:232:8",
                    "type": "var",
                    "value": "i"
                  },
                  {
                    "type": "var",
                    "value": "rule",
                    "location": "232:10:232:14"
                  },
                  {
                    "value": "_rules",
                    "location": "232:18:232:24",
                    "type": "var"
                  }
                ]
              }
            ]
          }
        },
        {
          "location": "235:2:235:34",
          "terms": [
            {
              "location": "235:13:235:15",
              "type": "ref",
              "value": [
                {
                  "location": "235:13:235:15",
                  "type": "var",
                  "value": "assign"
                }
              ]
            },
            {
              "location": "235:2:235:12",
              "type": "var",
              "value": "rule_index"
            },
            {
              "location": "235:16:235:34",
              "type": "call",
              "value": [
                {
                  "location": "235:16:235:23",
                  "type": "ref",
                  "value": [
                    {
                      "location": "235:16:235:23",
                      "type": "var",
                      "value": "sprintf"
                    }
                  ]
                },
                {
                  "location": "235:24:235:28",
                  "type": "string",
                  "value": "%d"
                },
                {
                  "location": "235:30:235:33",
                  "type": "array",
                  "value": [
                    {
                      "value": "i",
                      "location": "235:31:235:32",
                      "type": "var"
                    }
                  ]
                }
              ]
            }
          ]
        },
        {
          "location": "237:2:237:24",
          "terms": [
            {
              "location": "237:2:237:6",
              "type": "ref",
              "value": [
                {
                  "value": "walk",
                  "location": "237:2:237:6",
                  "type": "var"
                }
              ]
            },
            {
              "type": "var",
              "value": "rule",
              "location": "237:7:237:11"
            },
            {
              "value": [
                {
                  "value": "$8",
                  "location": "237:14:237:15",
                  "type": "var"
                },
                {
                  "value": "value",
                  "location": "237:17:237:22",
                  "type": "var"
                }
              ],
              "location": "237:13:237:23",
              "type": "array"
            }
          ]
        },
        {
          "location": "239:2:239:81",
          "terms": [
            {
              "type": "ref",
              "value": [
                {
                  "location": "239:13:239:15",
                  "type": "var",
                  "value": "internal"
                },
                {
                  "location": "239:13:239:15",
                  "type": "string",
                  "value": "member_2"
                }
              ],
              "location": "239:13:239:15"
            },
            {
              "location": "239:2:239:12",
              "type": "ref",
              "value": [
                {
                  "location": "239:2:239:7",
                  "type": "var",
                  "value": "value"
                },
                {
                  "location": "239:8:239:12",
                  "type": "string",
                  "value": "type"
                }
              ]
            },
            {
              "value": [
                {
                  "type": "string",
                  "value": "arraycomprehension",
                  "location": "239:17:239:37"
                },
                {
                  "value": "objectcomprehension",
                  "location": "239:39:239:60",
                  "type": "string"
                },
                {
                  "location": "239:62:239:80",
                  "type": "string",
                  "value": "setcomprehension"
                }
              ],
              "location": "239:16:239:81",
              "type": "set"
            }
          ]
        }
      ]
    },
    {
      "head": {
        "assign": true,
        "value": {
          "location": "248:45:253:2",
          "type": "arraycomprehension",
          "value": {
            "term": {
              "location": "248:46:248:49",
              "type": "var",
              "value": "var"
            },
            "body": [
              {
                "location": "249:2:249:44",
                "terms": [
                  {
                    "location": "249:6:249:8",
                    "type": "ref",
                    "value": [
                      {
                        "type": "var",
                        "value": "assign",
                        "location": "249:6:249:8"
                      }
                    ]
                  },
                  {
                    "value": "var",
                    "location": "249:2:249:5",
                    "type": "var"
                  },
                  {
                    "location": "249:9:249:44",
                    "type": "ref",
                    "value": [
                      {
                        "location": "249:9:249:14",
                        "type": "var",
                        "value": "found"
                      },
                      {
                        "location": "249:15:249:19",
                        "type": "string",
                        "value": "vars"
                      },
                      {
                        "type": "call",
                        "value": [
                          {
                            "location": "249:20:249:31",
                            "type": "ref",
                            "value": [
                              {
                                "location": "249:20:249:31",
                                "type": "var",
                                "value": "_rule_index"
                              }
                            ]
                          },
                          {
                            "location": "249:32:249:36",
                            "type": "var",
                            "value": "rule"
                          }
                        ],
                        "location": "249:20:249:38"
                      },
                      {
                        "location": "249:39:249:40",
                        "type": "var",
                        "value": "$9"
                      },
                      {
                        "location": "249:42:249:43",
                        "type": "var",
                        "value": "$10"
                      }
                    ]
                  }
                ]
              },
              {
                "terms": [
                  {
                    "location": "251:6:251:17",
                    "type": "ref",
                    "value": [
                      {
                        "location": "251:6:251:17",
                        "type": "var",
                        "value": "is_wildcard"
                      }
                    ]
                  },
                  {
                    "type": "var",
                    "value": "var",
                    "location": "251:18:251:21"
                  }
                ],
                "location": "251:2:251:22",
                "negated": true
              },
              {
                "location": "252:2:252:64",
                "terms": [
                  {
                    "location": "252:2:252:18",
                    "type": "ref",
                    "value": [
                      {
                        "location": "252:2:252:18",
                        "type": "var",
                        "value": "_before_location"
                      }
                    ]
                  },
                  {
                    "type": "var",
                    "value": "rule",
                    "location": "252:19:252:23"
                  },
                  {
                    "location": "252:25:252:28",
                    "type": "var",
                    "value": "var"
                  },
                  {
                    "location": "252:30:252:64",
                    "type": "call",
                    "value": [
                      {
                        "type": "ref",
                        "value": [
                          {
                            "location": "252:30:252:34",
                            "type": "var",
                            "value": "util"
                          },
                          {
                            "location": "252:35:252:53",
                            "type": "string",
                            "value": "to_location_object"
                          }
                        ],
                        "location": "252:30:252:53"
                      },
                      {
                        "location": "252:54:252:62",
                        "type": "var",
                        "value": "location"
                      }
                    ]
                  }
                ]
              }
            ]
          }
        },
        "location": "248:1:253:2",
        "ref": [
          {
            "location": "248:1:248:25",
            "type": "var",
            "value": "find_vars_in_local_scope"
          }
        ],
        "args": [
          {
            "location": "248:26:248:30",
            "type": "var",
            "value": "rule"
          },
          {
            "type": "var",
            "value": "location",
            "location": "248:32:248:40"
          }
        ]
      },
      "location": "248:1:253:2",
      "annotations": [
        {
          "location": "242:1:247:28",
          "scope": "rule",
          "description": "finds all vars declared in `rule` *before* the `location` provided\nnote: this isn't 100% accurate, as it doesn't take into account `=`\nassignments / unification, but it's likely good enough since other rules\nrecommend against those\n"
        }
      ]
    },
    {
      "location": "255:1:262:2",
      "head": {
        "args": [
          {
            "location": "255:15:255:23",
            "type": "var",
            "value": "location"
          }
        ],
        "assign": true,
        "value": {
          "location": "255:28:255:31",
          "type": "var",
          "value": "end"
        },
        "location": "255:1:255:31",
        "ref": [
          {
            "location": "255:1:255:14",
            "type": "var",
            "value": "_end_location"
          }
        ]
      },
      "body": [
        {
          "terms": [
            {
              "value": [
                {
                  "value": "assign",
                  "location": "256:6:256:8",
                  "type": "var"
                }
              ],
              "location": "256:6:256:8",
              "type": "ref"
            },
            {
              "location": "256:2:256:5",
              "type": "var",
              "value": "loc"
            },
            {
              "value": [
                {
                  "location": "256:9:256:32",
                  "type": "ref",
                  "value": [
                    {
                      "location": "256:9:256:13",
                      "type": "var",
                      "value": "util"
                    },
                    {
                      "location": "256:14:256:32",
                      "type": "string",
                      "value": "to_location_object"
                    }
                  ]
                },
                {
                  "type": "var",
                  "value": "location",
                  "location": "256:33:256:41"
                }
              ],
              "location": "256:9:256:42",
              "type": "call"
            }
          ],
          "location": "256:2:256:42"
        },
        {
          "location": "257:2:257:32",
          "terms": [
            {
              "location": "257:8:257:10",
              "type": "ref",
              "value": [
                {
                  "location": "257:8:257:10",
                  "type": "var",
                  "value": "assign"
                }
              ]
            },
            {
              "location": "257:2:257:7",
              "type": "var",
              "value": "lines"
            },
            {
              "location": "257:11:257:32",
              "type": "call",
              "value": [
                {
                  "location": "257:11:257:16",
                  "type": "ref",
                  "value": [
                    {
                      "location": "257:11:257:16",
                      "type": "var",
                      "value": "split"
                    }
                  ]
                },
                {
                  "location": "257:17:257:25",
                  "type": "ref",
                  "value": [
                    {
                      "location": "257:17:257:20",
                      "type": "var",
                      "value": "loc"
                    },
                    {
                      "location": "257:21:257:25",
                      "type": "string",
                      "value": "text"
                    }
                  ]
                },
                {
                  "location": "257:27:257:31",
                  "type": "string",
                  "value": "\n"
                }
              ]
            }
          ]
        },
        {
          "location": "258:2:261:3",
          "terms": [
            {
              "value": [
                {
                  "type": "var",
                  "value": "assign",
                  "location": "258:6:258:8"
                }
              ],
              "location": "258:6:258:8",
              "type": "ref"
            },
            {
              "location": "258:2:258:5",
              "type": "var",
              "value": "end"
            },
            {
              "location": "258:9:261:3",
              "type": "object",
              "value": [
                [
                  {
                    "location": "259:3:259:8",
                    "type": "string",
                    "value": "row"
                  },
                  {
                    "value": [
                      {
                        "value": [
                          {
                            "location": "259:35:259:36",
                            "type": "var",
                            "value": "minus"
                          }
                        ],
                        "location": "259:35:259:36",
                        "type": "ref"
                      },
                      {
                        "value": [
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  ],
  "regal": {
    "file": {
      "name": "bundle/regal/ast/search.rego",
      "lines": [
        "package regal.ast",
        "",
        "import rego.v1",
        "",
        "import data.regal.util",
        "",
        "_find_nested_vars(obj) := [value |",
        "\twalk(obj, [_, value])",
        "\tvalue.type == \"var\"",
        "\tindexof(value.value, \"$\") == -1",
        "]",
        "",
        "# simple assignment, i.e. `x := 100` returns `x`",
        "# always returns a single var, but wrapped in an",
        "# array for consistency",
        "_find_assign_vars(value) := var if {",
        "\tvalue[1].type == \"var\"",
        "\tvar := [value[1]]",
        "}",
        "",
        "# 'destructuring' array assignment, i.e.",
        "# [a, b, c] := [1, 2, 3]",
        "# or",
        "# {a: b} := {\"foo\": \"bar\"}",
        "_find_assign_vars(value) := vars if {",
        "\tvalue[1].type in {\"array\", \"object\"}",
        "\tvars := _find_nested_vars(value[1])",
        "}",
        "",
        "# var declared via `some`, i.e. `some x` or `some x, y`",
        "_find_some_decl_vars(value) := [v |",
        "\tsome v in value",
        "\tv.type == \"var\"",
        "]",
        "",
        "# single var declared via `some in`, i.e. `some x in y`",
        "_find_some_in_decl_vars(value) := vars if {",
        "\tarr := value[0].value",
        "\tcount(arr) == 3",
        "",
        "\tvars := _find_nested_vars(arr[1])",
        "}",
        "",
        "# two vars declared via `some in`, i.e. `some x, y in z`",
        "_find_some_in_decl_vars(value) := vars if {",
        "\tarr := value[0].value",
        "\tcount(arr) == 4",
        "",
        "\tvars := [v |",
        "\t\tsome i in [1, 2]",
        "\t\tsome v in _find_nested_vars(arr[i])",
        "\t]",
        "}",
        "",
        "# METADATA",
        "# description: |",
        "#   find vars like input[x].foo[y] where x and y are vars",
        "#   note: value.type == \"ref\" check must have been done before calling this function",
        "find_ref_vars(value) := [var |",
        "\tsome i, var in value.value",
        "",
        "\ti > 0",
        "\tvar.type == \"var\"",
        "]",
        "",
        "# one or two vars declared via `every`, i.e. `every x in y {}`",
        "# or `every`, i.e. `every x, y in y {}`",
        "_find_every_vars(value) := vars if {",
        "\tkey_var := [value.key |",
        "\t\tvalue.key.type == \"var\"",
        "\t\tindexof(value.key.value, \"$\") == -1",
        "\t]",
        "\tval_var := [value.value |",
        "\t\tvalue.value.type == \"var\"",
        "\t\tindexof(value.value.value, \"$\") == -1",
        "\t]",
        "",
        "\tvars := array.concat(key_var, val_var)",
        "}",
        "",
        "# METADATA",
        "# description: |",
        "#   traverses all nodes in provided terms (using `walk`), and returns an array with",
        "#   all variables declared in terms, i,e [x, y] or {x: y}, etc.",
        "find_term_vars(terms) := [term |",
        "\twalk(terms, [_, term])",
        "",
        "\tterm.type == \"var\"",
        "]",
        "",
        "# METADATA",
        "# description: |",
        "#   traverses all nodes in provided terms (using `walk`), and returns true if any variable",
        "#   is found in terms, with early exit (as opposed to find_term_vars)",
        "has_term_var(terms) if {",
        "\twalk(terms, [_, term])",
        "",
        "\tterm.type == \"var\"",
        "}",
        "",
        "_find_vars(value, last) := {\"term\": find_term_vars(function_ret_args(fn_name, value))} if {",
        "\tlast == \"terms\"",
        "\tvalue[0].type == \"ref\"",
        "\tvalue[0].value[0].type == \"var\"",
        "\tvalue[0].value[0].value != \"assign\"",
        "",
        "\tfn_name := ref_to_string(value[0].value)",
        "",
        "\tnot contains(fn_name, \"$\")",
        "\tfn_name in all_function_names # regal ignore:external-reference",
        "\tfunction_ret_in_args(fn_name, value)",
        "}",
        "",
        "_find_vars(value, last) := {\"assign\": _find_assign_vars(value)} if {",
        "\tlast == \"terms\"",
        "\tvalue[0].type == \"ref\"",
        "\tvalue[0].value[0].type == \"var\"",
        "\tvalue[0].value[0].value == \"assign\"",
        "}",
        "",
        "# `=` isn't necessarily assignment, and only considering the variable on the",
        "# left-hand side is equally dubious, but we'll treat `x = 1` as `x := 1` for",
        "# the purpose of this function until we have a more robust way of dealing with",
        "# unification",
        "_find_vars(value, last) := {\"assign\": _find_assign_vars(value)} if {",
        "\tlast == \"terms\"",
        "\tvalue[0].type == \"ref\"",
        "\tvalue[0].value[0].type == \"var\"",
        "\tvalue[0].value[0].value == \"eq\"",
        "}",
        "",
        "_find_vars(value, _) := {\"ref\": find_ref_vars(value)} if value.type == \"ref\"",
        "",
        "_find_vars(value, last) := {\"somein\": _find_some_in_decl_vars(value)} if {",
        "\tlast == \"symbols\"",
        "\tvalue[0].type == \"call\"",
        "}",
        "",
        "_find_vars(value, last) := {\"some\": _find_some_decl_vars(value)} if {",
        "\tlast == \"symbols\"",
        "\tvalue[0].type != \"call\"",
        "}",
        "",
        "_find_vars(value, last) := {\"every\": _find_every_vars(value)} if {",
        "\tlast == \"terms\"",
        "\tvalue.domain",
        "}",
        "",
        "_find_vars(value, last) := {\"args\": arg_vars} if {",
        "\tlast == \"args\"",
        "",
        "\targ_vars := [arg |",
        "\t\tsome arg in value",
        "\t\targ.type == \"var\"",
        "\t]",
        "",
        "\tcount(arg_vars) > 0",
        "}",
        "",
        "_rule_index(rule) := sprintf(\"%d\", [i]) if {",
        "\tsome i, r in _rules # regal ignore:external-reference",
        "\tr == rule",
        "}",
        "",
        "# METADATA",
        "# description: |",
        "#   traverses all nodes under provided node (using `walk`), and returns an array with",
        "#   all variables declared via assignment (:=), `some`, `every` and in comprehensions",
        "#   DEPRECATED: uses ast.found.vars instead",
        "find_vars(node) := [var |",
        "\twalk(node, [path, value])",
        "",
        "\tvar := _find_vars(value, regal.last(path))[_][_]",
        "]",
        "",
        "# hack to work around the different input models of linting vs. the lsp package.. we",
        "# should probably consider something more robust",
        "_rules := input.rules",
        "",
        "_rules := data.workspace.parsed[input.regal.file.uri].rules if not input.rules",
        "",
        "# METADATA:",
        "# description: |",
        "#   object containing all variables found in the input AST, keyed first by the index of",
        "#   the rule where the variables were found (as a numeric string), and then the context",
        "#   of the variable, which will be one of:",
        "#   - term",
        "#   - assign",
        "#   - every",
        "#   - some",
        "#   - somein",
        "#   - ref",
        "found.vars[rule_index][context] contains var if {",
        "\tsome i, rule in _rules",
        "",
        "\t# converting to string until https://github.com/open-policy-agent/opa/issues/6736 is fixed",
        "\trule_index := sprintf(\"%d\", [i])",
        "",
        "\twalk(rule, [path, value])",
        "",
        "\tsome context, vars in _find_vars(value, regal.last(path))",
        "\tsome var in vars",
        "}",
        "",
        "# METADATA",
        "# description: all refs foundd in module",
        "found.refs[rule_index] contains value if {",
        "\tsome i, rule in _rules",
        "",
        "\t# converting to string until https://github.com/open-policy-agent/opa/issues/6736 is fixed",
        "\trule_index := sprintf(\"%d\", [i])",
        "",
        "\twalk(rule, [_, value])",
        "",
        "\tis_ref(value)",
        "}",
        "",
        "# METADATA",
        "# description: all symbols foundd in module",
        "found.symbols[rule_index] contains value.symbols if {",
        "\tsome i, rule in _rules",
        "",
        "\t# converting to string until https://github.com/open-policy-agent/opa/issues/6736 is fixed",
        "\trule_index := sprintf(\"%d\", [i])",
        "",
        "\twalk(rule, [_, value])",
        "}",
        "",
        "# METADATA",
        "# description: all comprehensions found in module",
        "found.comprehensions[rule_index] contains value if {",
        "\tsome i, rule in _rules",
        "",
        "\t# converting to string until https://github.com/open-policy-agent/opa/issues/6736 is fixed",
        "\trule_index := sprintf(\"%d\", [i])",
        "",
        "\twalk(rule, [_, value])",
        "",
        "\tvalue.type in {\"arraycomprehension\", \"objectcomprehension\", \"setcomprehension\"}",
        "}",
        "",
        "# METADATA",
        "# description: |",
        "#   finds all vars declared in `rule` *before* the `location` provided",
        "#   note: this isn't 100% accurate, as it doesn't take into account `=`",
        "#   assignments / unification, but it's likely good enough since other rules",
        "#   recommend against those",
        "find_vars_in_local_scope(rule, location) := [var |",
        "\tvar := found.vars[_rule_index(rule)][_][_] # regal ignore:external-reference",
        "",
        "\tnot is_wildcard(var)",
        "\t_before_location(rule, var, util.to_location_object(location))",
        "]",
        "",
        "_end_location(location) := end if {",
        "\tloc := util.to_location_object(location)",
        "\tlines := split(loc.text, \"\\n\")",
        "\tend := {",
        "\t\t\"row\": (loc.row + count(lines)) - 1,",
        "\t\t\"col\": loc.col + count(regal.last(lines)),",
        "\t}",
        "}",
        "",
        "# special case — the value location of the rule head \"sees\"",
        "# all local variables declared in the rule body",
        "_before_location(rule, _, location) if {",
        "\tloc := util.to_location_object(location)",
        "",
        "\tvalue_start := util.to_location_object(rule.head.value.location)",
        "",
        "\tloc.row >= value_start.row",
        "\tloc.col >= value_start.col",
        "",
        "\tvalue_end := _end_location(util.to_location_object(rule.head.value.location))",
        "",
        "\tloc.row <= value_end.row",
        "\tloc.col <= value_end.col",
        "}",
        "",
        "_before_location(_, var, location) if {",
        "\tutil.to_location_object(var.location).row < util.to_location_object(location).row",
        "}",
        "",
        "_before_location(_, var, location) if {",
        "\tvar_loc := util.to_location_object(var.location)",
        "\tloc := util.to_location_object(location)",
        "",
        "\tvar_loc.row == loc.row",
        "\tvar_loc.col < loc.col",
        "}",
        "",
        "# METADATA",
        "# description: find *only* names in the local scope, and not e.g. rule names",
        "find_names_in_local_scope(rule, location) := names if {",
        "\tfn_arg_names := _function_arg_names(rule)",
        "\tvar_names := {var.value | some var in find_vars_in_local_scope(rule, util.to_location_object(location))}",
        "",
        "\tnames := fn_arg_names | var_names",
        "}",
        "",
        "_function_arg_names(rule) := {arg.value |",
        "\tsome arg in rule.head.args",
        "\targ.type == \"var\"",
        "}",
        "",
        "# METADATA",
        "# description: |",
        "#   similar to `find_vars_in_local_scope`, but returns all variable names in scope",
        "#   of the given location *and* the rule names present in the scope (i.e. module)",
        "find_names_in_scope(rule, location) := names if {",
        "\tlocals := find_names_in_local_scope(rule, util.to_location_object(location))",
        "",
        "\t# parens below added by opa-fmt :)",
        "\tnames := (rule_names | imported_identifiers) | locals",
        "}",
        "",
        "# METADATA",
        "# description: |",
        "#   find all variables declared via `some` declarations (and *not* `some .. in`)",
        "#   in the scope of the given location",
        "find_some_decl_names_in_scope(rule, location) := {some_var.value |",
        "\tsome some_var in found.vars[_rule_index(rule)][\"some\"] # regal ignore:external-reference",
        "\t_before_location(rule, some_var, location)",
        "}",
        "",
        "# METADATA",
        "# description: all expressions in module",
        "exprs[rule_index][expr_index] := expr if {",
        "\tsome rule_index, rule in input.rules",
        "\tsome expr_index, expr in rule.body",
        "}",
        ""
      ],
      "abs": "/Users/anderseknert/git/styra/regal/bundle/regal/ast/search.rego"
    },
    "environment": {
      "path_separator": "/"
    }
  }
}