code-rubocop-fix.sh

#!/bin/sh

print_header () {
    echo $1
    echo "------------------------------------"
}

run_print_error () {
    print_header "$2"
    echo $1
    # error_msg=$($1 2>&1 >/dev/null)
    if error_msg=$($1 2>&1 >/dev/null); then
      echo "SUCCESS!\n\n"
    else
      echo "\nERROR!\n$error_msg\n"
      exit 1
    fi
}

# install gem packages
run_print_error "gem install rubocop solargraph" "Installing Global Rubocop, Solargraph"

# install vscode extensions
run_print_error "code --install-extension misogi.ruby-rubocop" "Installing VSCode extension ruby-rubocop"
run_print_error "code --install-extension castwide.solargraph" "Installing VSCode extension ruby-solargraph"

if grep -q Microsoft /proc/version 1>/dev/null 2>/dev/null; then

    # -------------------- #
    #  W I N D O W S   1 0 #
    # -------------------- #

    # -------------------------------------------- #
    # BATCH SCRIPTS TO BIND WSL BINARIES TO VSCODE #
    # -------------------------------------------- #

    # VSCode will use binaries installed in WSL to run linting and other 
    # functionality. In order for VSCode, a Windows 10 program to use WSL
    # binaries, we need simple batch scripts to allow calling WSL binaries
    # from VSCode.

    print_header "Generating BATCH files to bind WSL Binaries for rubocop, solargraph"

    mkdir -p /mnt/c/vscode_helpers

    # WSL rubocop batch file
    cat <<EOF > /mnt/c/vscode_helpers/rubocop.bat
@echo off
bash.exe -c "$(rbenv which rubocop) %*"
@echo on
EOF

    # WSL solargraph batch file
    cat <<EOF > /mnt/c/vscode_helpers/solargraph.bat
@echo off
bash.exe -c "$(rbenv which solargraph) %*"
@echo on
EOF

    echo "SUCCESS!\n\n"

    # ----------------------------------- #
    # SETTINGS TO ADD TO VSCODE (WINDOWS) #
    # ----------------------------------- #

    print_header "Generating new VSCode settings file"

    cat <<EOF > settings.json
{
    "editor.formatOnPaste": true,
    "editor.formatOnType": true,
    "files.autoSave": "afterDelay",
    "git.ignoreMissingGitWarning": true,
    "solargraph.commandPath": "C:\\\vscode_helpers\\\solargraph.bat",
    "ruby.rubocop.executePath": "C:\\\vscode_helpers\\\",
    "terminal.integrated.shell.windows": "C:\\\Windows\\\Sysnative\\\bash.exe",
    "files.eol": "\n",
    "files.associations": {
        "*.pgsql": "sql",
        "*.psql": "sql"
    }
}
EOF

    echo "SUCCESS!\n\n"

    # WINDOWS settings.json path
    settings_json="`readlink -f ~/winhome`/AppData/Roaming/Code/User/settings.json"

    # install jq to allow JSON file merge
    run_print_error "sudo apt-get install jq" "Installing jq JSON tool"

else

    # ---------------------------- #
    #  M A C   O S   /   L I N U X #
    # ---------------------------- #

    # ------------------------------------- #
    # SETTINGS TO ADD TO VSCODE (MAC/LINUX) #
    # ------------------------------------- #
    
    rubocop_path=`rbenv which rubocop`
    cat <<EOF > settings.json
{
    "editor.formatOnPaste": true,
    "editor.formatOnType": true,
    "files.autoSave": "afterDelay",
    "ruby.rubocop.executePath": "${rubocop_path%rubocop}",
    "solargraph.commandPath": "$(rbenv which solargraph)",
    "files.associations": {
        "*.pgsql": "sql",
        "*.psql": "sql"
    }
}
EOF

    if [[ $(uname -s) = 'Darwin' ]]; then
        # install jq to allow JSON file merge
        run_print_error "brew install jq" "Installing jq JSON tool"

        # MAC settings.json path
        settings_json="$HOME/Library/Application Support/Code/User/settings.json"
    else
        # install jq to allow JSON file merge
        run_print_error "sudo apt-get install jq" "Installing jq JSON tool"

        # LINUX settings.json path
        settings_json="$HOME/.config/Code/User/settings.json"
    fi
fi

# merge settings.json into VSCode settings
merge_settings () {
    jq -s '.[0] * .[1]' "$settings_json" settings.json > temp.json
}

write_settings () {
    cat temp.json > "$settings_json"
}

clean_up () {
    rm temp.json ; rm settings.json
}

run_print_error "merge_settings" "Merging settings into VSCode settings.json"
run_print_error "write_settings" "Writing to settings.json"
run_print_error "clean_up" "Cleaning up temporary files"