micro/runtime/syntax/crontab.yaml

filetype: crontab

detect:
    filename: "crontab$|/tmp/crontab\\.\\w+$"
    header: "^#.*?/etc/crontab"

rules:
      #              The time and date fields are:
      #              field          allowed values
      #              -----          --------------
      #              minute         0-59
      #              hour           0-23
      #              day of month   0-31
      #              month          0-12 (or names, see below)
      #              day of week    0-7 (0 or 7 is Sun, or use names)

    - statement: "^([\\*0-9,\\-\\/]+)\\s+([\\*0-9,\\-\\/]+)\\s+([\\*0-9,\\-\\/]+)\\s+(([\\*0-9,\\-\\/]+)|(\\b(jan|feb|mar|apr|may|jun|jul|aug|sep|oct|nov|dec)\\b))\\s+(([\\*0-9,\\-\\/]+)|(\\b(sun|mon|tue|wed|thu|fri|sat)\\b))\\s+(.*)$\\n?"
    - constant:  "^([\\*0-9,\\-\\/]+)\\s+([\\*0-9,\\-\\/]+)\\s+([\\*0-9,\\-\\/]+)\\s+(([\\*0-9,\\-\\/]+)|(\\b(jan|feb|mar|apr|may|jun|jul|aug|sep|oct|nov|dec)\\b))\\s+(([\\*0-9,\\-\\/]+)|(\\b(sun|mon|tue|wed|thu|fri|sat)\\b))"

      # Shell Values
    - type: "^[A-Z]+\\="

      # Months and weekday keywords
    - constant: "\\b(jan|feb|mar|apr|may|jun|jul|aug|sep|oct|nov|dec)\\b"
    - constant: "\\b(sun|mon|tue|wed|thu|fri|sat)\\b"
    - type: "\\@(reboot|yearly|annually|monthly|weekly|daily|midnight|hourly)\\b"

      # Conditionals
    - special: "(\\{|\\}|\\(|\\)|\\;|\\]|\\[|`|\\\\|\\$|<|>|^|!|=|&|\\|)"

    - comment:
        start: "#"
        end: "$"
        rules:
            - todo: "(TODO|XXX|FIXME):?"