func()

in pkg/rbeconfigsgen/rbeconfigsgen.go [340:367]

• 27 lines of code
• 7 McCabe index (conditional complexity)

func (d *dockerRunner) getEnv() (map[string]string, error) {
	result := make(map[string]string)
	o, err := runCmd(d.dockerPath, "inspect", "-f", "{{range $i, $v := .Config.Env}}{{println $v}}{{end}}", d.resolvedImage)
	if err != nil {
		return nil, fmt.Errorf("failed to inspect the docker image to get environment variables: %w", err)
	}
	split := strings.Split(o, "\n")
	for _, s := range split {
		s = strings.TrimSpace(s)
		if len(s) == 0 {
			continue
		}
		keyVal := strings.SplitN(s, "=", 2)
		key := ""
		val := ""
		if len(keyVal) == 2 {
			key, val = keyVal[0], keyVal[1]
		} else if len(keyVal) == 1 {
			// Maybe something like 'KEY=' was specified. We assume value is blank.
			key = keyVal[0]
		}
		if len(key) == 0 {
			continue
		}
		result[key] = val
	}
	return result, nil
}