#!/usr/bin/env bash
(
echo 0;
for ext in "$@"; do
for i in $(find . -name "*$ext"); do
sed '/^\s*$/d' $i | wc -l ## skip blank lines
#cat $i | wc -l; ## count all lines
echo +;
done
done
echo p q;
) | dc;
grep -cvE '(^\s*[/*])|(^\s*$)' foo
-c = count
-v = exclude
-E = extended regex
'(comment lines) OR (empty lines)'
where
^ = beginning of the line
\s = whitespace
* = any number of previous characters or none
[/*] = either / or *
| = OR
$ = end of the line
# $excluded is a regex for paths to exclude from line counting
excluded="spec\|node_modules\|README\|lib\|docs\|csv\|XLS\|json\|png"
countLines(){
# $total is the total lines of code counted
total=0
# -mindepth exclues the current directory (".")
for file in `find . -mindepth 1 -name "*.*" |grep -v "$excluded"`; do
# First sed: only count lines of code that are not commented with //
# Second sed: don't count blank lines
# $numLines is the lines of code
numLines=`cat $file | sed '/\/\//d' | sed '/^\s*$/d' | wc -l`
# To exclude only blank lines and count comment lines, uncomment this:
#numLines=`cat $file | sed '/^\s*$/d' | wc -l`
total=$(($total + $numLines))
echo " " $numLines $file
done
echo " " $total in total
}
echo Source code files:
countLines
echo Unit tests:
cd spec
countLines