{
  "key": "rmarkdown-attributes",
  "patterns": [
    {
      "match": "(?x) (?#<=^|,|,\\s) ([A-Za-z0-9\\.]+) (?:\\s?) (=) (?:\\s?) (TRUE|FALSE)",
      "name": "rmarkdown.attribute.meta.md",
      "captures": {
        "1": {
          "name": "key.keyword.md"
        },
        "2": {
          "name": "punctuation.md"
        },
        "3": {
          "name": "value.constant.md"
        }
      }
    },
    {
      "match": "(?x) (?#<=^|,|,\\s) ([A-Za-z0-9\\.]+) (?:\\s?) (=) (?:\\s?) ([A-Za-z0-9]+)",
      "name": "rmarkdown.attribute.meta.md",
      "captures": {
        "1": {
          "name": "key.keyword.md"
        },
        "2": {
          "name": "punctuation.md"
        },
        "3": {
          "name": "value.constant.md"
        }
      }
    },
    {
      "match": "(?x) (?#<=^|,|,\\s) ([A-Za-z0-9\\.]+) (?:\\s?) (=) (?:\\s?) ( ('|\") ([^\\4]*?) (\\4) )",
      "name": "rmarkdown.attribute.meta.md",
      "captures": {
        "1": {
          "name": "key.keyword.md"
        },
        "2": {
          "name": "punctuation.md"
        },
        "3": {
          "name": "value.string.md"
        },
        "4": {
          "name": "punctuation.md"
        },
        "6": {
          "name": "punctuation.md"
        }
      }
    }
  ]
}