{
  "name": "Baba Yaga",
  "scopeName": "source.baba-yaga",
  "fileTypes": ["baba"],
  "patterns": [
    {
      "include": "#comments"
    },
    {
      "include": "#strings"
    },
    {
      "include": "#numbers"
    },
    {
      "include": "#function-types"
    },
    {
      "include": "#with-blocks"
    },
    {
      "include": "#keywords"
    },
    {
      "include": "#operators"
    },
    {
      "include": "#types"
    },
    {
      "include": "#functions"
    },
    {
      "include": "#identifiers"
    }
  ],
  "repository": {
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      "patterns": [
        {
          "name": "comment.line.double-slash.baba-yaga",
          "match": "//.*$"
        }
      ]
    },
    "strings": {
      "patterns": [
        {
          "name": "string.quoted.double.baba-yaga",
          "begin": "\"",
          "end": "\"",
          "patterns": [
            {
              "name": "constant.character.escape.baba-yaga",
              "match": "\\\\."
            }
          ]
        }
      ]
    },
    "numbers": {
      "patterns": [
        {
          "name": "constant.numeric.integer.baba-yaga",
          "match": "\\b\\d+\\b"
        },
        {
          "name": "constant.numeric.float.baba-yaga",
          "match": "\\b\\d+\\.\\d+\\b"
        }
      ]
    },
    "keywords": {
      "patterns": [
        {
          "name": "keyword.control.baba-yaga",
          "match": "\\b(when|then|is|Ok|Err|true|false|PI|INFINITY|and|or|xor)\\b"
        }
      ]
    },
    "with-blocks": {
      "patterns": [
        {
          "name": "keyword.control.with.baba-yaga",
          "match": "\\bwith\\b"
        },
        {
          "name": "keyword.control.with-rec.baba-yaga",
          "match": "\\bwith\\s+rec\\b"
        },
        {
          "name": "meta.with-block.baba-yaga",
          "begin": "with\\s*\\(\\s*(?:rec\\s*)?",
          "end": "\\)\\s*->",
          "beginCaptures": {
            "0": { "name": "keyword.control.with.baba-yaga" }
          },
          "endCaptures": {
            "0": { "name": "keyword.operator.arrow.baba-yaga" }
          },
          "patterns": [
            {
              "include": "#comments"
            },
            {
              "include": "#with-block-entries"
            },
            {
              "include": "#types"
            },
            {
              "include": "#operators"
            },
            {
              "include": "#identifiers"
            }
          ]
        }
      ]
    },
    "with-block-entries": {
      "patterns": [
        {
          "name": "meta.with-block-entry.baba-yaga",
          "begin": "([a-zA-Z_][a-zA-Z0-9_]*)\\s*:",
          "end": ";",
          "beginCaptures": {
            "1": { "name": "variable.other.with-local.baba-yaga" }
          },
          "endCaptures": {
            "0": { "name": "punctuation.terminator.semicolon.baba-yaga" }
          },
          "patterns": [
            {
              "include": "#comments"
            },
            {
              "include": "#when-expressions"
            },
            {
              "include": "#types"
            },
            {
              "include": "#operators"
            },
            {
              "include": "#identifiers"
            }
          ]
        }
      ]
    },
    "when-expressions": {
      "patterns": [
        {
          "name": "meta.when-expression.baba-yaga",
          "begin": "when\\s+",
          "end": ";",
          "beginCaptures": {
            "0": { "name": "keyword.control.when.baba-yaga" }
          },
          "endCaptures": {
            "0": { "name": "punctuation.terminator.semicolon.baba-yaga" }
          },
          "patterns": [
            {
              "include": "#comments"
            },
            {
              "include": "#types"
            },
            {
              "include": "#operators"
            },
            {
              "include": "#identifiers"
            }
          ]
        }
      ]
    },
    "operators": {
      "patterns": [
        {
          "name": "keyword.operator.arrow.baba-yaga",
          "match": "->"
        },
        {
          "name": "keyword.operator.baba-yaga",
          "match": "(\\+|-|\\*|/|%|=|!=|>|<|>=|<=|\\.\\.|:)"
        }
      ]
    },
    "function-types": {
      "patterns": [
        {
          "name": "meta.function-type.baba-yaga",
          "begin": "\\(",
          "end": "\\)",
          "beginCaptures": {
            "0": { "name": "punctuation.definition.type.begin.baba-yaga" }
          },
          "endCaptures": {
            "0": { "name": "punctuation.definition.type.end.baba-yaga" }
          },
          "patterns": [
            {
              "include": "#types"
            },
            {
              "include": "#operators"
            },
            {
              "include": "#function-types"
            }
          ]
        }
      ]
    },
    "types": {
      "patterns": [
        {
          "name": "storage.type.baba-yaga",
          "match": "\\b(Bool|Int|Float|String|List|Table|Result|Number)\\b"
        }
      ]
    },
    "functions": {
      "patterns": [
        {
          "name": "entity.name.function.declaration.baba-yaga",
          "match": "\\b([a-zA-Z_][a-zA-Z0-9_]*)\\s*:",
          "captures": {
            "1": { "name": "entity.name.function.baba-yaga" }
          }
        },
        {
          "name": "support.function.builtin.baba-yaga",
          "match": "\\b(io\\.(out|in)|map|filter|reduce|append|set|merge|shape|str\\.(concat|split|join|length|substring|replace|trim|upper|lower)|math\\.(abs|sign|floor|ceil|round|trunc|min|max|clamp|pow|sqrt|exp|log|sin|cos|tan|asin|acos|atan|atan2|deg|rad|random|randomInt))\\b"
        }
      ]
    },
    "identifiers": {
      "patterns": [
        {
          "name": "variable.other.baba-yaga",
          "match": "\\b[a-zA-Z_][a-zA-Z0-9_]*\\b"
        }
      ]
    }
  }
}