mv

1 files changed, 51 insertions, 0 deletions

diff --git a/split-pipes b/split-pipes
new file mode 100755
index 0000000..ce8f018
--- /dev/null
+++ b/split-pipes
@@ -0,0 +1,51 @@
+#!/usr/bin/env ruby
+
+require 'trollop'
+
+STDIN.set_encoding 'utf-8'
+STDOUT.set_encoding 'utf-8'
+
+conf = Trollop::options do
+  banner "splitpipes -f <n> < <input>"
+  opt :field, "field", :type => :int, :required => true
+  opt :to,    "to",    :type => :int, :default => nil
+end
+
+
+a = []
+range = false
+if conf[:to]
+  range = true
+end
+
+if range
+  if conf[:field] >= conf[:to]
+    STDERR.write "field >= to, exiting\n"
+    exit
+  end
+end
+
+if conf[:field]<=0 || (range && conf[:to]<=0)
+  STDERR.write "field or to <= 0, exiting"
+  exit
+end
+
+while line = STDIN.gets
+  j = 1
+  line.strip.split(' ||| ').each { |i|
+    if range && (conf[:field]..conf[:to]).include?(j)
+      a << i.strip
+    elsif j == conf[:field] 
+      puts i.strip
+      break
+    end
+    j += 1
+  }
+  if range
+    puts "#{a.join " ||| "}\n"
+  end
+  a.clear
+end
+
+
+