syft.sh

_patch_table() { 
    _extract_choices() {
        gawk '{
            if (match($0, /\[(\S+( \S+)+)\]/, arr)) {
                gsub(" ", "|", arr[1])
                gsub(",", "", arr[1])
                print $0 " # [" arr[1] "]" 
            } else { print }
        }'
    }
    table="$( \
        _patch_table_detect_value_type | \
        _extract_choices | \
        _patch_table_edit_options \
            '--platform;[`_module_oci_docker_platform`]' \
    )"
    
    if [[ "$*" == "syft" ]] \
    || [[ "$*" == "syft attest" ]] \
    || [[ "$*" == "syft package" ]] \
    ; then
        echo "$table" | \
        _patch_table_edit_arguments ';;' 'source;[`_choice_source`]'

    elif [[ "$*" == "syft convert" ]]; then
        echo "$table" | \
        _patch_table_edit_arguments ';;' 'source-sbom-file'  'format;[`_choice_convert_format`]'

    else
        echo "$table"
    fi
}

_choice_source() {
    if [[ $ARGC_CWORD != *':'* ]]; then
        _argc_util_comp_path
    fi
    _argc_util_parallel _module_oci_docker_image ::: _choice_provider
}

_choice_convert_format() {
    _argc_util_mode_kv =
    if [[ -z "$argc__kv_prefix" ]]; then
        printf "%s=\n" spdx-json cyclonedx-json syft-json
    else
        _argc_util_comp_path
    fi
}

_choice_docker_image() {
    if [[ "$argc__kv_filter" == *':'* ]]; then
        prefix="$argc__kv_prefix${argc__kv_filter%%:*}:"
    else
        prefix="$argc__kv_prefix"
    fi
    ARGC_CWORD="$argc__kv_filter" _module_oci_docker_image
    echo "__argc_prefix=$prefix"
}

_choice_podman_image() {
    if [[ "$argc__kv_filter" == *':'* ]]; then
        prefix="$argc__kv_prefix${argc__kv_filter%%:*}:"
    else
        prefix="$argc__kv_prefix"
    fi
    ARGC_CWORD="$argc__kv_filter" _module_oci_podman_image
    echo "__argc_prefix=$prefix"
}

_choice_provider() {
    cat <<-'EOF' | _argc_util_comp_kv :
docker=`_choice_docker_image`;;use the Docker daemon
podman=`_choice_podman_image`;;use the Podman daemon
registry=;;pull image directly from a registry
docker-archive=__argc_value=file;;use a tarball from disk for archives created from "docker save"
oci-archive=__argc_value=file;;use a tarball from disk for OCI archives (from Podman or otherwise)
oci-dir=__argc_value=file;;read directly from a path on disk for OCI layout directories (from Skopeo or otherwise)
singularity=__argc_value=file;;read directly from a Singularity Image Format (SIF) container on disk
dir=__argc_value=dir;;read directly from a path on disk (any directory)
file=__argc_value=file;;read directly from a path on disk (any single file)
EOF
}