xy

draw a line chart from piped in json data in the command line.

install

$ npm install -g @justinvdm/xy

usage

$ xy --help
Usage: xy [options]

Options:
  --help             Show help  [boolean]
  -n                 displays the last n datapoints  [default: 0]
  --slurp, -s        read the entire input stream and draw just once  [boolean]
  --color, -c        css color string to use for each set  [default: null]
  --set, -S          declare a set by its key to match it to a color  [default: []]
  --time, -t         format x values from unix epoch milliseconds to date strings  [boolean]
  --time-format, -T  strftime format to use to format x values, implies --time  [string]
  -x                 property name for x values  [default: "x"]
  -y                 property name for y values  [default: "y"]
  --key, -k          property name to identify the set each datum belongs to
  --min, -m          minimum y value  [default: null]
  --max, -M          maximum y value  [default: null]
  --rate, -r         number of new datapoints drawn per second  [default: 10]