ned

Ned

Ned, a stream editor.

Usage: ned [[ned_arg ...] --] [[command] [: command ...]]

OPTIONS
    -i, --inplace                    Edit each file in place by processing each file independently.
    -s, --separate                   Process input files one at a time rather than as one stream.
    -h, --help [COMMAND]             Print this help.
    -v, --version                    Print Ned version.

COMMANDS

append (a)

  Append the specified string to each input line.
  
  Usage: ned append STRING

backward (b)

  Reverse input lines.
  
  Usage: ned backward

cut (c)

  Print selected portions of each line.
  
  Usage: ned cut [--delimiter STRING | --pattern PATTERN] [--join STRING] --field (START|START..END) ...
  
  Options:
      -d, --delimiter STRING           Separate input fields by the specified string. Defaults to space.
      -p, --pattern PATTERN            Separate input fields by the specified pattern instead of a delimiter.
      -j, --join STRING                Join output fields with the specified string. Defaults to space.
      -f, --field INDEX_OR_RANGE       Include the specified index or range in the output.

eval (e)

  Evaluate the specified ruby string.
  
  Usage: ned eval STRING
  
  Variables:
    l: the current line or lines
    i: the current index (zero-based)

grep (g)

  Print lines matching the specified pattern.
  
  Usage: ned grep [--only] PATTERN
  
  Options:
      -o, --only                       Only print the matching portion of each line.
      -v, --invert                     Print lines not matching the specified pattern.

head (h)

  Print only the first input lines.
  
  Usage: ned head [NUM]

index (i)

  Print only the lines indicated by the specified indices and ranges.
  
  Usage: ned index INDEX_OR_RANGE ...

join (j)

  Join input lines, optionally with the specified delimiter.
  
  Usage: ned join [STRING]

prepend (p)

  Prepend the specified string to each input line.
  
  Usage: ned prepend STRING

quote (q)

  Wrap each input line in quotes, or the specified string.
  
  Usage: ned quote [STRING]

sort (s)

  Sort input lines.
  
  Usage: ned sort [--numeric]
  
  Options:
      -n, --numeric                    Sort numerically.
      -r, --reverse                    Reverse the sort order.

tail (t)

  Print only the last input lines.
  
  Usage: ned tail [NUM]

uniq (u)

  Filter out repeated input lines.
  
  Usage: ned uniq [--count]
  
  Options:
      -c, --count                      Precede each output line with the number of times the line occurred in the input, followed by a space.

Installation

gem install ned