pre-commit.sh

#!/bin/bash

# checks if locally staged changes are
# formatted properly. Ignores non-staged
# changes.
# Intended as git pre-commit hook

#COLOR CODES:
#tput setaf 3 = yellow -> Info
#tput setaf 1 = red -> warning/not allowed commit
#tput setaf 2 = green -> all good!/allowed commit

echo ""
echo "$(tput setaf 3)Running pre-commit hook ... (you can omit this with --no-verify, but don't)$(tput sgr 0)"

no_of_files_to_stash=`git ls-files . --exclude-standard --others -m | wc -l`
if [ $no_of_files_to_stash -ne 0 ]
then
   echo "$(tput setaf 3)* Stashing non-staged changes"
   files_to_stash=`git ls-files . --exclude-standard --others -m | xargs`
   git stash push -k -u -- $files_to_stash >/dev/null 2>/dev/null
fi

npm run build-check >/dev/null 2>/dev/null
compiles=$?

echo "$(tput setaf 3)* Compiles?$(tput sgr 0)"

if [ $compiles -eq 0 ]
then
   echo "$(tput setaf 2)* Yes$(tput sgr 0)"
else
   echo "$(tput setaf 1)* No$(tput sgr 0)"
fi

npm run check-circular-dependencies
circDep=$?

echo "$(tput setaf 3)* No circular dependencies?$(tput sgr 0)"

if [ $circDep -eq 0 ]
then
   echo "$(tput setaf 2)* Yes$(tput sgr 0)"
else
   echo "$(tput setaf 1)* No$(tput sgr 0)"
fi
npm run pretty-check >/dev/null 2>/dev/null
formatted=$?

echo "$(tput setaf 3)* Properly formatted?$(tput sgr 0)"

if [ $formatted -eq 0 ]
then
   echo "$(tput setaf 2)* Yes$(tput sgr 0)"
else
   echo "$(tput setaf 1)* No$(tput sgr 0)"
    echo "$(tput setaf 1)Please run 'npm run pretty' to format the code.$(tput sgr 0)"
    echo ""
fi


npm run lint >/dev/null 2>/dev/null
linted=$?

echo "$(tput setaf 3)* Properly linted?$(tput sgr 0)"

if [ $linted -eq 0 ]
then
   echo "$(tput setaf 2)* Yes$(tput sgr 0)"
else
   echo "$(tput setaf 1)* No$(tput sgr 0)"
    echo "$(tput setaf 1)Please run 'npm run lint' to lint the code.$(tput sgr 0)"
    echo ""
fi

npm run prune >/dev/null 2>/dev/null
pruned=$?

echo "$(tput setaf 3)* Properly pruned?$(tput sgr 0)"

if [ $pruned -eq 0 ]
then
   echo "$(tput setaf 2)* Yes$(tput sgr 0)"
else
   echo "$(tput setaf 1)* No$(tput sgr 0)"
    echo "$(tput setaf 1)Please run 'npm run prune' to prune the code.$(tput sgr 0)"
    echo ""
fi

echo "$(tput setaf 3)* Does not cntain .only in tests?$(tput sgr 0)"
grep -ri --exclude-dir=with-typescript "\.only" ./test
dotOnly=$?

if [ $dotOnly -eq 1 ]
then
   echo "$(tput setaf 2)* Yes$(tput sgr 0)"
else
   echo "$(tput setaf 1)* No$(tput sgr 0)"
   echo ""
fi

if [ $no_of_files_to_stash -ne 0 ]
then
   echo "$(tput setaf 3)* Undoing stashing$(tput sgr 0)"
   git stash apply >/dev/null 2>/dev/null
   if [ $? -ne 0 ]
   then
      git checkout --theirs . >/dev/null 2>/dev/null
   fi
   git stash drop >/dev/null 2>/dev/null
fi

if [ $compiles -eq 0 ] && [ $formatted -eq 0 ] && [ $linted -eq 0 ] && [ $pruned -eq 0 ] && [ $dotOnly -eq 1 ] && [ $circDep -eq 0 ]
then
   echo "$(tput setaf 2)... done. Proceeding with commit.$(tput sgr 0)"
   echo ""
elif [ $formatted -ne 0 ]
then
   echo "$(tput setaf 1)... done.$(tput sgr 0)"
   echo "$(tput setaf 1)CANCELLING commit due to NON-FORMATTED CODE.$(tput sgr 0)"
   echo ""
   exit 1
elif [ $linted -ne 0 ]
then
   echo "$(tput setaf 1)... done.$(tput sgr 0)"
   echo "$(tput setaf 1)CANCELLING commit due to NON-LINTED CODE.$(tput sgr 0)"
   echo ""
   exit 1
elif [ $pruned -ne 0 ]
then
   echo "$(tput setaf 1)... done.$(tput sgr 0)"
   echo "$(tput setaf 1)CANCELLING commit due to NON-PRUNED CODE.$(tput sgr 0)"
   echo ""
   exit 1
elif [ $compiles -ne 0 ]
then
   echo "$(tput setaf 1)... done.$(tput sgr 0)"
   echo "$(tput setaf 1)CANCELLING commit due to COMPILE ERROR.$(tput sgr 0)"
   echo ""
   exit 2
elif [ $dotOnly -ne 1 ]
then
   echo "$(tput setaf 1)... done.$(tput sgr 0)"
   echo "$(tput setaf 1)CANCELLING commit due to .only in test files $(tput sgr 0)"
   echo ""
   exit 2
elif [ $circDep -ne 0 ]
then
   echo "$(tput setaf 1)... done.$(tput sgr 0)"
   echo "$(tput setaf 1)CANCELLING commit due to CIRCULAR-DEPENDENCIES IN CODE.$(tput sgr 0)"
   echo ""
   exit 1
fi

# get current version----------
version=`cat package.json | grep -e '"version":'`
while IFS='"' read -ra ADDR; do
    counter=0
    for i in "${ADDR[@]}"; do
        if [ $counter == 3 ]
        then
            version=$i
        fi
        counter=$(($counter+1))
    done
done <<< "$version"

codeversion=`cat lib/build/version.js | grep -e 'package_version'`
while IFS='"' read -ra ADDR; do
    counter=0
    for i in "${ADDR[@]}"; do
        if [ $counter == 1 ]
        then
            codeversion=$i
        fi
        counter=$(($counter+1))
    done
done <<< "$codeversion"

if [ $version != $codeversion ]
then
    RED='\033[0;31m'
    NC='\033[0m' # No Color
    printf "${RED}Version codes in version.ts and package.json are not the same${NC}\n"
    exit 1
fi

# get git branch name-----------
branch_name="$(git symbolic-ref HEAD 2>/dev/null)" ||
branch_name="(unnamed branch)"     # detached HEAD

branch_name=${branch_name##refs/heads/}

# check if branch is correct based on the version-----------
if [ $branch_name == "master" ]
then
    YELLOW='\033[1;33m'
    NC='\033[0m' # No Color
    printf "${YELLOW}committing to MASTER${NC}\n"
elif [[ $version == $branch_name* ]]
then
    continue=1
elif ! [[ $branch_name =~ ^[0-9]+.[0-9]+$ ]]
then
    YELLOW='\033[1;33m'
    NC='\033[0m' # No Color
    printf "${YELLOW}Not committing to master or version branches${NC}\n"
else
    RED='\033[0;31m'
    NC='\033[0m' # No Color
    printf "${RED}Pushing to wrong branch. Stopping commit${NC}\n"
    exit 1
fi

no_of_files_to_stash=`git ls-files . --exclude-standard --others -m | wc -l`
if [ $no_of_files_to_stash -ne 0 ]
then
   echo "$(tput setaf 3)* Stashing non-staged changes"
   files_to_stash=`git ls-files . --exclude-standard --others -m | xargs`
   git stash push -k -u -- $files_to_stash >/dev/null 2>/dev/null
fi


if [ $no_of_files_to_stash -ne 0 ]
then
   echo "$(tput setaf 3)* Undoing stashing$(tput sgr 0)"
   git stash apply >/dev/null 2>/dev/null
   if [ $? -ne 0 ]
   then
      git checkout --theirs . >/dev/null 2>/dev/null
   fi
   git stash drop >/dev/null 2>/dev/null
fi