{
  "name": "Email (EML)",
  "scopeName": "text.eml.basic",
  "patterns": [
    {
      "include": "#addresses"
    },
    {
      "include": "#headers"
    },
    {
      "include": "#boundary"
    },
    {
      "include": "#encodedWord"
    },
    {
      "include": "#encodingTypes"
    },
    {
      "include": "#uuid"
    },
    {
      "include": "#base64"
    },
    {
      "include": "#html"
    },
    {
      "include": "#quote"
    },
    {
      "include": "#ipv4"
    },
    {
      "include": "#ipv6"
    }
  ],
  "repository": {
    "addresses": {
      "patterns": [
        {
          "name": "meta.email-address.eml",
          "match": "(?x)\n((\") [-a-zA-Z0-9.\\x20+_]+ (\")) \\s*\n((\u003c) [-a-zA-Z0-9.]+@[-a-zA-Z0-9.]+ (\u003e))",
          "captures": {
            "1": {
              "name": "string.quoted.double.author-name.eml"
            },
            "2": {
              "name": "punctuation.definition.string.begin.eml"
            },
            "3": {
              "name": "punctuation.definition.string.end.eml"
            },
            "4": {
              "name": "constant.other.author-address.eml"
            },
            "5": {
              "name": "punctuation.definition.tag.begin.eml"
            },
            "6": {
              "name": "punctuation.definition.tag.end.eml"
            }
          }
        },
        {
          "name": "meta.email-address.eml",
          "match": "(?x)\n((\") [-a-zA-Z0-9.\\ +_]+ (\")) \\s*\n((\u0026lt;) [-a-zA-Z0-9.]+@[-a-zA-Z0-9.]+ (\u0026gt;))",
          "captures": {
            "1": {
              "name": "string.quoted.double.author-name.eml"
            },
            "2": {
              "name": "punctuation.definition.string.begin.eml"
            },
            "3": {
              "name": "punctuation.definition.string.end.eml"
            },
            "4": {
              "name": "constant.other.author-address.eml"
            },
            "5": {
              "name": "punctuation.definition.tag.begin.eml"
            },
            "6": {
              "name": "punctuation.definition.tag.end.eml"
            }
          }
        },
        {
          "name": "meta.email-address.eml",
          "match": "(?x)\n([-a-zZ-Z0-9.+_]+) \\s*\n(\u003c)([-a-zA-Z0-9.]+@[-a-zA-Z0-9.]+)(\u003e)",
          "captures": {
            "1": {
              "name": "string.unquoted.author-name.eml"
            },
            "2": {
              "name": "punctuation.definition.tag.begin.eml"
            },
            "3": {
              "name": "constant.other.author-address.eml"
            },
            "4": {
              "name": "punctuation.definition.tag.end.eml"
            }
          }
        },
        {
          "name": "meta.email-address.eml",
          "match": "(?x)\n([-a-zZ-Z0-9.+_]+) \\s*\n(\u0026lt;)([-a-zA-Z0-9.]+@[-a-zA-Z0-9.]+)(\u0026gt;)",
          "captures": {
            "1": {
              "name": "string.unquoted.author-name.eml"
            },
            "2": {
              "name": "punctuation.definition.tag.begin.eml"
            },
            "3": {
              "name": "constant.other.author-address.eml"
            },
            "4": {
              "name": "punctuation.definition.tag.end.eml"
            }
          }
        },
        {
          "match": "(\u0026lt;)([-a-zA-Z0-9.+_]+@[-a-zA-Z0-9.]+)(\u0026gt;)",
          "captures": {
            "1": {
              "name": "punctuation.definition.tag.begin.eml"
            },
            "2": {
              "name": "constant.other.author-address.eml"
            },
            "3": {
              "name": "punctuation.definition.tag.end.eml"
            }
          }
        },
        {
          "match": "(\u003c)([-a-zA-Z0-9.+_]+@[-a-zA-Z0-9.]+)(\u003e)",
          "captures": {
            "1": {
              "name": "punctuation.definition.tag.begin.eml"
            },
            "2": {
              "name": "constant.other.author-address.eml"
            },
            "3": {
              "name": "punctuation.definition.tag.end.eml"
            }
          }
        }
      ]
    },
    "base64": {
      "name": "text.eml.encoded",
      "match": "(?x) ^\n(?:[A-Za-z0-9+/]{4})+\n(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$"
    },
    "boundary": {
      "name": "meta.multi-part.chunk.eml",
      "begin": "^(--(?!\u003e).*)",
      "end": "^(?=\\1)",
      "patterns": [
        {
          "name": "meta.embedded.html.eml",
          "contentName": "meta.embedded.html",
          "begin": "^(?i)(Content-Type:)\\s*(text/html(?=[\\s;+]).*)",
          "end": "^(?=--(?!\u003e))",
          "patterns": [
            {
              "include": "#boundaryHeaders"
            },
            {
              "include": "text.html.basic"
            }
          ],
          "beginCaptures": {
            "1": {
              "patterns": [
                {
                  "include": "#headers"
                }
              ]
            },
            "2": {
              "patterns": [
                {
                  "include": "$self"
                }
              ]
            }
          }
        },
        {
          "name": "meta.embedded.text.eml",
          "contentName": "markup.raw.html",
          "begin": "^(?i)(Content-Type:)\\s*((?!text/html(?=[\\s;+]))\\S+.*)",
          "end": "^(?=--(?!\u003e))",
          "patterns": [
            {
              "include": "#boundaryHeaders"
            }
          ],
          "beginCaptures": {
            "1": {
              "patterns": [
                {
                  "include": "#headers"
                }
              ]
            },
            "2": {
              "patterns": [
                {
                  "include": "$self"
                }
              ]
            }
          }
        },
        {
          "include": "$self"
        }
      ],
      "beginCaptures": {
        "0": {
          "name": "keyword.control.boundary.eml"
        }
      }
    },
    "boundaryHeaders": {
      "begin": "\\G",
      "end": "^(?=\\s*)$",
      "patterns": [
        {
          "include": "$self"
        }
      ]
    },
    "encodedWord": {
      "name": "keyword.control.encoded-word.eml",
      "match": "(?i)=\\?utf-8\\?B\\?(.*)\\?="
    },
    "encodingTypes": {
      "name": "keyword.operator.special.eml",
      "match": "(?xi)\n( base64\n| multipart\\/.*:\n| image\\/.*;\n| text\\/.*\n| boundary=.*\n)"
    },
    "headers": {
      "match": "(?xi) ^\n( archived-at\n| cc\n| content-type\n| date\n| envelope-from\n| from\n| in-reply-to\n| mail-from\n| message-id\n| precedence\n| references\n| reply-to\n| return-path\n| sender\n| subject\n| to\n| x-cmae-virus\n| \\d*zendesk\\d*\n| [^:]*resent-[^:]*\n| x-[^:]*\n| [A-Z][a-zA-Z0-9-]*\n) (:)",
      "captures": {
        "1": {
          "name": "variable.header.name.eml"
        },
        "2": {
          "name": "punctuation.separator.dictionary.key-value.colon.eml"
        }
      }
    },
    "ipv4": {
      "name": "variable.other.ipv4.eml",
      "match": "(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)"
    },
    "ipv6": {
      "name": "variable.other.eml",
      "match": "(?x)\n( ([0-9a-fA-F]{1,4}:){7}     [0-9a-fA-F]{1,4}\n| ([0-9a-fA-F]{1,4}:){1,7}  :\n| ([0-9a-fA-F]{1,4}:){1,6}  :[0-9a-fA-F]{1,4}\n| ([0-9a-fA-F]{1,4}:){1,5} (:[0-9a-fA-F]{1,4}){1,2}\n| ([0-9a-fA-F]{1,4}:){1,4} (:[0-9a-fA-F]{1,4}){1,3}\n| ([0-9a-fA-F]{1,4}:){1,3} (:[0-9a-fA-F]{1,4}){1,4}\n| ([0-9a-fA-F]{1,4}:){1,2} (:[0-9a-fA-F]{1,4}){1,5}\n| [0-9a-fA-F]{1,4}          :((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)\n| fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]+\n| ::(ffff(:0{1,4})?:)? ((25[0-5]|(2[0-4]|1?[0-9])?[0-9])\\.){3}(25[0-5]|(2[0-4]|1?[0-9])?[0-9])\n| ([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1?[0-9])?[0-9])\\.){3}(25[0-5]|(2[0-4]|1?[0-9])?[0-9])\n)"
    },
    "quote": {
      "name": "markup.quote.line.eml",
      "begin": "^[|\u003e]",
      "end": "$",
      "beginCaptures": {
        "0": {
          "name": "punctuation.definition.comment.quote.eml"
        }
      }
    },
    "uuid": {
      "name": "constant.other.uuid.eml",
      "match": "(?x)\n( [0-9a-fA-F]{32}\n| [0-9a-fA-F]{8}(?:-[0-9a-fA-F]{4}){3}-[0-9a-fA-F]{12}\n)"
    }
  }
}