files_to_json.sh

#!/bin/bash

# Dependencies: xargs, jq
#
# Example usages: 
# fsToJson file file2 file2
# fsToJson $(ls file*)
# will generate something like 
# {
#   "file": "file contents",
#   "file2": "file2 contents",
#   "file3": "file2 contents"
# }

function files_to_json(){
        printf '%s\n' "$@" |
                xargs -L 1 -I {} jq -sR --arg key {} '{ ($key): .}' {} | jq -s 'add'
}