Bash function for calling Windows' Sublime Text from WSL2 (supports command line arguments and path translation)

subl.sh

#!/usr/bin/env bash

# Calls Windows' Sublime Text from WSL2
#
# Usage: subl [arguments] [files]         Edit the given files
#    or: subl [arguments] [directories]   Open the given directories
#    or: subl [arguments] -- [files]      Edit files that may start with '-'
#    or: subl [arguments] -               Edit stdin
#    or: subl [arguments] - >out          Edit stdin and write the edit to stdout
#
# Arguments:
#   --project <project>:    Load the given project
#   --command <command>:    Run the given command
#   -n or --new-window:     Open a new window
#   --launch-or-new-window: Only open a new window if the application is open
#   -a or --add:            Add folders to the current window
#   -w or --wait:           Wait for the files to be closed before returning
#   -b or --background:     Don't activate the application
#   -s or --stay:           Keep the application activated after closing the file
#   --safe-mode:            Launch using a sandboxed (clean) environment
#   -h or --help:           Show help (this message) and exit
#   -v or --version:        Show version and exit
#
# Filenames may be given a :line or :line:column suffix to open at a specific
# location.
#
subl() {
    local SUBL_0_ARGS=(
        '-n' '--new-window'
        '--launch-or-new-window'
        '-a' '--add'
        '-w' '--wait'
        '-b' '--background'
        '-s' '--stay'
        '--safe-mode'
        '-h' '--help'
        '-v' '--version'
        '--'
        '-'
        '>out'
    )
    local SUBL_1_ARGS=(
        '--project'
        '--command'
    )

    local APPEND_1_ARGS=false
    local IS_PATH=false
    local ARGS=()
    local ARG

    # loop over positional params https://stackoverflow.com/a/1769202/865719
    for ARG ; do
        # path or another argument?
        if [[ "${APPEND_REMAINING_PATHS}" == true ]] ; then  # -- remaining paths
            IS_PATH=true
        elif [[ "${APPEND_1_ARGS}" == true ]] ; then  # arg of an arg?
            ARGS+=("(${ARG})")
            APPEND_1_ARGS=false
        elif [[ " ${SUBL_0_ARGS[@]} " =~ " ${ARG} " ]] ; then  # 1 arg? https://stackoverflow.com/a/15394738/865719
            ARGS+=("${ARG}")
        elif [[ " ${SUBL_1_ARGS[@]} " =~ " ${ARG} " ]] ; then  # 2 args? https://stackoverflow.com/a/15394738/865719
            ARGS+=("${ARG}")
            APPEND_1_ARGS=true
        else  # path! convert it!
            IS_PATH=true
        fi

        # process paths
        if [[ "${IS_PATH}" == true ]] ; then
            local WSL_PATH="${ARG}"

            # has :line[:col] suffix?
            local LINE_COL="$(grep -Poh '(:[0-9]+){1,2}$' <<< "${ARG}")"
            if [[ -n "${LINE_COL}" ]] ; then
                # remove the :line[:col] suffix
                WSL_PATH="$(sed -E "s|^(.*)${LINE_COL}$|\\1|" <<< "${ARG}")"
            fi

            local WIN_PATH="$(wslpath -a -w "${WSL_PATH}")"
            ARGS+=("${WIN_PATH}${LINE_COL}")
            IS_PATH=false
        fi
    done

    # done!
    local SUBL_WIN_PATH='C:\\Program Files\\Sublime Text\\subl.exe'
    "$(wslpath -a -u "${SUBL_WIN_PATH}")" "${ARGS[@]}"
}