templates.h File Reference

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Variables
const char *	bpp_supershell_function
const char *	bpp_vtable_lookup
const char *	bpp_dynamic_cast
const char *	template_new_function
const char *	template_delete_function
const char *	template_copy_function
const char *	template_method
const char *	template_constructor
const char *	template_destructor

Variable Documentation

bpp_dynamic_cast

const char* bpp_dynamic_cast

Initial value:

= R"EOF(function bpp____dynamic__cast() {
    local __objectAddress="$1" __type="$2" __outputVar="$3"
    ([[ -z "${__objectAddress}" ]] || [[ -z "${__type}" ]] || [[ -z "${__outputVar}" ]]) && >&2 echo "Bash++: Error: Invalid dynamic_cast" && exit 1
    eval "${__outputVar}=0"
    while [[ ! -z "${!__objectAddress}" ]] 2>/dev/null; do
        __objectAddress="${!__objectAddress}"
    done
    local __vTable="${__objectAddress}____vPointer"
    while [[ ! -z "${!__vTable}" ]] 2>/dev/null; do
        [[ "${!__vTable}" == "bpp__${__type}____vTable" ]] && eval "${__outputVar}=\"${__objectAddress}\"" && return 0
        __vTable="${!__vTable}[\"__parent__\"]"
    done
    return 1
}
)EOF"

bpp_supershell_function

const char* bpp_supershell_function

Initial value:

= R"EOF(function bpp____initsupershell() {
    local bpp____supershellDirectory="/dev/shm/"
    if [[ ! -d "${bpp____supershellDirectory}" ]]; then
        bpp____supershellDirectory="${TMPDIR:-/tmp/}"
    fi
    local bpp____supershelltempfile="$(mktemp "${bpp____supershellDirectory}/XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX")"
    eval "exec {bpp____supershellFD__$BASHPID}<>\"$bpp____supershelltempfile\""
    rm "$bpp____supershelltempfile"
}
function bpp____supershell() {
    local __outputVar="$1" __command="$2" __supershellFD="bpp____supershellFD__$BASHPID" __temporaryStorage=""
    if [[ -z "${!__supershellFD}" ]]; then
        bpp____initsupershell
    else
        __temporaryStorage=$(< "/dev/fd/${!__supershellFD}")
    fi
    $__command 1>"/dev/fd/${!__supershellFD}" 2>/dev/null
    eval "$__outputVar=\$(< "/dev/fd/${!__supershellFD}")"
    echo "${__temporaryStorage}">"/dev/fd/${!__supershellFD}"
}
)EOF"

Copyright (C) 2025 rail5 Bash++: Bash with classes

bpp_vtable_lookup

const char* bpp_vtable_lookup

Initial value:

= R"EOF(function bpp____vTable__lookup() {
    local __objectAddress="$1" __method="$2" __outputVar="$3"
    ([[ -z "${__objectAddress}" ]] || [[ -z "${__method}" ]] || [[ -z "${__outputVar}" ]]) && >&2 echo "Bash++: Error: Invalid vTable lookup" && exit 1
    while : ; do
        if ! eval "declare -p \"${__objectAddress}\"" &>/dev/null; then
            break
        fi
        [[ -z "${!__objectAddress}" ]] && break
        __objectAddress="${!__objectAddress}"
    done
    local __vTable="${__objectAddress}____vPointer"
    if ! eval "declare -p \"${__vTable}\"" &>/dev/null; then
        >&2 echo "Bash++: Error: vTable not found for object '${__objectAddress}'"
        exit 1
    fi
    local __result="${!__vTable}[\"${__method}\"]"
    [[ -z "${!__result}" ]] && >&2 echo "Bash++: Error: Method '${__method}' not found in vTable for object '${__objectAddress}'" && exit 1
    eval "${__outputVar}=\$__result"
}
)EOF"

template_constructor

const char* template_constructor

Initial value:

= R"EOF(function bpp__%CLASS%____constructor() {
    local __objectAddress="$1"
    local __vPointer="${__objectAddress}____vPointer"
    if [[ "${__objectAddress}" == "0" ]] || [[ -z "${!__vPointer}" ]]; then
        >&2 echo "Bash++: Error: %CLASS%: Attempted to construct null object"
        return
    fi
%CONSTRUCTORBODY%
}
)EOF"

template_copy_function

const char* template_copy_function

Initial value:

= R"EOF(function bpp__%CLASS%____copy() {
    local __copyFromAddress="$1" __copyToAddress="$2"
    local __copyFromVPointer="${__copyFromAddress}____vPointer" __copyToVPointer="${__copyToAddress}____vPointer"
    if [[ "${__copyFromAddress}" == "0" ]] || [[ -z "${!__copyFromVPointer}" ]]; then
        >&2 echo "Bash++: Error: %CLASS%: Attempted to copy from null object"
        return
    fi
    if [[ "${__copyToAddress}" == "0" ]] || [[ -z "${!__copyToVPointer}" ]]; then
        >&2 echo "Bash++: Error: %CLASS%: Attempted to copy to null object"
        return
    fi
%COPIES%
    eval "${__copyToVPointer}=${!__copyFromVPointer}"
}
)EOF"

template_delete_function

const char* template_delete_function

Initial value:

= R"EOF(function bpp__%CLASS%____delete() {
    local __objectAddress="$1"
    local __vPointer="${__objectAddress}____vPointer"
    if [[ "${__objectAddress}" == "0" ]] || [[ -z "${!__vPointer}" ]]; then
        >&2 echo "Bash++: Error: %CLASS%: Attempted to delete null object"
        return
    fi
%DELETIONS%
    unset ${__objectAddress}____vPointer
}
)EOF"

template_destructor

const char* template_destructor

Initial value:

= R"EOF(function bpp__%CLASS%____destructor() {
    local __objectAddress="$1"
    local __vPointer="${__objectAddress}____vPointer"
    if [[ "${__objectAddress}" == "0" ]] || [[ -z "${!__vPointer}" ]]; then
        >&2 echo "Bash++: Error: %CLASS%: Attempted to destruct null object"
        return
    fi
%DESTRUCTORBODY%
}
)EOF"

template_method

const char* template_method

Initial value:

= R"EOF(function bpp__%CLASS%__%SIGNATURE%() {
    local __objectAddress="$1"
    shift 1
    %PARAMS%
    local __vPointer="${__objectAddress}____vPointer"
    if [[ "${__objectAddress}" == "0" ]] || [[ -z "${!__vPointer}" ]]; then
        >&2 echo "Bash++: Error: Attempted to call @%CLASS%.%SIGNATURE% on null object"
        return
    fi
%METHODBODY%
}
)EOF"

template_new_function

const char* template_new_function

Initial value:

= R"EOF(function bpp__%CLASS%____new() {
    local __objectAddress="$1"
    if [[ "${__objectAddress}" == "" ]]; then
        while : ; do
            __objectAddress="bpp__%CLASS%__$RANDOM$RANDOM$RANDOM$RANDOM"
            local __unusedVar="${__objectAddress}____vPointer"
            [[ -z "${!__unusedVar+x}" ]] && break
        done
    fi
    eval "${__objectAddress}____vPointer=bpp__%CLASS%____vTable"
%ASSIGNMENTS%
    echo "${__objectAddress}"
}
)EOF"