#!/bin/bash -eu
# Generate skeleton files for completion of specified command.
# Test skeleton files are generated as well.
# @param $1 string  Command, e.g. 'make'
# @param $2 string  Completion function, e.g. _command
# @param $3 string  Completion arguments, e.g. '-o filenames'


# Generate test code
# @param $1 string  Command, e.g. 'make'
generate_test_completion() {
    local path="completion/$1.exp"
            # Does file already exist?
    #if [ ! -f "$path" ]; then
            # No, file doesn't exist; generate file
    cat <<EXPECT > "$path"
assert_source_completions $1
EXPECT
    #fi
} # generate_test_completion()


# Generate test code
# @param $1 string  Command, e.g. 'make'
# @param $2 string  Completion function, e.g. _command
# @param $3 string  Completion arguments, e.g. ' -o filenames'
generate_test_lib_completions() {
    local path="lib/completions/$1.exp"
            # Does file already exist?
    #if [ ! -f "$path" ]; then
            # No, file doesn't exist; generate file
    cat <<EXPECT > "$path"
proc setup {} {
    save_env
}; # setup()


proc teardown {} {
    assert_env_unmodified
}; # teardown()


setup


assert_complete_any "$1 "


sync_after_int


teardown
EXPECT
    #fi
} # generate_test_lib_completions()


        # If argument count is wrong, show help
if [ $# -ne 1 ]; then
    echo "Usage: $0 command"
    echo "Example: $0 make"
    exit 1
fi

generate_test_completion "$1"
generate_test_lib_completions "$1"