test

#!/bin/bash


if [ "$TRAVIS_PULL_REQUEST" = "false" ]; then
    if [ "$TRAVIS_BRANCH" = "master" ]; then
        elixir --no-halt stats.exs -s python \
                                   -s commonlisp \
                                   -s ruby \
                                   -s haskell \
                                   -s go \
                                   -s php \
                                   -s elixir \
                                   -s lua \
                                   -s c++ \
                                   -s bash \
                                   -s clojure \
                                   -s c \
                                   -q
        exit $?
    else # Cancel build if travis is building pushed version
        echo "Skipped this build"
        exit 0
    fi
fi

# only return the arguments which are files that exists on the filesystem
function filter_exists {
    while read line; do
        [[ -f "$line" ]] && echo $line
    done
}

function diff_files () {
    # Return uncommited changes file names
    git diff origin/master --name-only | filter_exists
}

function staged_files () {
    # Return staged file names
    git diff --cached --name-only | filter_exists
}

function build_commited () {
    # Build only commited changed
    diff_files | xargs python3 stats.py --build --files
}

function build_staged () {
    # Build only staged files
    #NOTE: Run before opening PR on your machine, make sure
    #      `git add .`
    staged_files | xargs python3 stats.py --build --files
}

function main () {
    status=0
    mode=$1
    target=$2
    if [ "$mode" = "" ]; then
        build_commited
        status=$?
    elif [ "$mode" = "async" ]; then
        #TODO: stats.exs --build --files
        echo "Not Implemented"
        status=1
    elif [ "$mode" = "sync" ]; then
        if [ "$target" = "diff" ]; then
            build_commited
            status=$?
        elif [ "$target" = "staged" ]; then
            build_staged
            status=$?
        fi
    else
        echo "Usage : $0 [sync|async] [diff|staged]"
        status=1
    fi
    exit $status
}

main $@