How to use the windows-native-registry.getRegistryKey function in windows-native-registry

const bashPath = `${process.env.windir}\\system32\\bash.exe`
        const wslPath = `${process.env.windir}\\system32\\wsl.exe`

        const shells: IShell[] = [{
            id: 'wsl',
            name: 'WSL / Default distro',
            command: wslPath,
            env: {
                TERM: 'xterm-color',
                COLORTERM: 'truecolor',
            }
        }]

        const lxssPath = 'Software\\Microsoft\\Windows\\CurrentVersion\\Lxss'
        const lxss = wnr.getRegistryKey(wnr.HK.CU, lxssPath)
        if (!lxss || !lxss.DefaultDistribution || !isWindowsBuild(WIN_BUILD_WSL_EXE_DISTRO_FLAG)) {
            if (await fs.exists(bashPath)) {
                return [{
                    id: 'wsl',
                    name: 'WSL / Bash on Windows',
                    command: bashPath,
                    env: {
                        TERM: 'xterm-color',
                        COLORTERM: 'truecolor',
                    }
                }]
            } else {
                return []
            }
        }
        for (const child of wnr.listRegistrySubkeys(wnr.HK.CU, lxssPath)) {

async isInstalled (): Promise {
        if (this.hostApp.platform === Platform.macOS) {
            return fs.exists(path.join(this.automatorWorkflowsDestination, this.automatorWorkflows[0]))
        } else if (this.hostApp.platform === Platform.Windows) {
            return !!wnr.getRegistryKey(wnr.HK.CU, this.registryKeys[0].path)
        }
        return true
    }

if (await fs.exists(bashPath)) {
                return [{
                    id: 'wsl',
                    name: 'WSL / Bash on Windows',
                    command: bashPath,
                    env: {
                        TERM: 'xterm-color',
                        COLORTERM: 'truecolor',
                    }
                }]
            } else {
                return []
            }
        }
        for (const child of wnr.listRegistrySubkeys(wnr.HK.CU, lxssPath)) {
            const childKey = wnr.getRegistryKey(wnr.HK.CU, lxssPath + '\\' + child)
            if (!childKey.DistributionName) {
                continue
            }
            const name = childKey.DistributionName.value
            shells.push({
                id: `wsl-${slug(name)}`,
                name: `WSL / ${name}`,
                command: wslPath,
                args: ['-d', name],
                fsBase: childKey.BasePath.value + '\\rootfs',
                env: {
                    TERM: 'xterm-color',
                    COLORTERM: 'truecolor',
                }
            })
        }