1. Count lines of code (LOC),, excluding blank lines and comments 2. Count number of methods in a class

clsfunccnt

#!/bin/bash

# usage: ./clsfunccnt <directory> <filename-regex> <classname>

find $1 -regex "$2" -exec cat {} \; | \
    sed -n "
# find target class
/^class\s\+$3:/,/^class.*/{
# print all def's with 4 spaces indent
/\s\{4\}def\s\+.*/p
}" | wc -l

wordcnt

#!/bin/bash

# usage: ./wordcnt <directory> <filename-regex> [classname]

ARGC=("$#")

if [ $ARGC -eq 3 ]; then
    find $1 -type f -regex "$2" -exec cat {} \; | \
        sed -n "
# find the target class
/\(^class\s\+$3\b.*\)/,/^class\s\+.*/{
# magically removes the last line from pattern
0,/^class\s\+$3\b.*/!{
/^class\s\+.*/d
}
# remove blank line
/^\s*$/d
# remove comment lines starting with '#'
/^\s*#.*/d
# remove one line comment
/^\s*\"\"\".*\"\"\"/d
# remove multiline comment
/^\s*\"\"\"/,/^\s*\"\"\"/d
# print out the filtered result
p
}" | wc -l

else
    find $1 -type f -regex "$2" -exec cat {} \; | \
        sed -n '
/^\s*$/d
/^\s*""".*"""/d
/^\s*"""/,/^\s*"""/d
p
' | wc -l

fi