private async getProcess()

in src/azService.ts [118:145]

• 28 lines of code
• 10 McCabe index (conditional complexity)

    private async getProcess(): Promise<ChildProcess> {
        if (this.process) {
            return this.process;
        }
        return this.process = (async () => {
            const { stdout } = await exec('az --version');
            let version = (
                /azure-cli\s+\(([^)]+)\)/m.exec(stdout)
                || /azure-cli\s+(\S+)/m.exec(stdout)
                || []
            )[1];
            if (version) {
                const r = /[^-][a-z]/ig;
                if (r.exec(version)) {
                    version = version.substr(0, r.lastIndex - 1) + '-' + version.substr(r.lastIndex - 1);
                }
            }
            if (version && semver.valid(version) && !semver.gte(version, '2.0.5')) {
                throw 'wrongVersion';
            }
            const pythonLocation = (/^Python location '([^']*)'/m.exec(stdout) || [])[1];
            const processOptions = await this.getSpawnProcessOptions();
            return this.spawn(pythonLocation, processOptions);
        })().catch(err => {
            this.process = undefined;
            throw err;
        });
    }