Function ExtractVariables

pkg/dockerized.go:568–594

(rawService types.ServiceConfig)

}

func ExtractVariables(rawService types.ServiceConfig) []string {
	var usedVariables []string
	for envKey := range rawService.Environment {
		usedVariables = append(usedVariables, envKey)
	}
	if rawService.Build != nil {
		for _, argValue := range rawService.Build.Args {
			for _, argValueVariable := range ExtractVariablesFromString(*argValue) {
				usedVariables = append(usedVariables, argValueVariable)
			}
		}
	}
	for _, imageVariable := range ExtractVariablesFromString(rawService.Image) {
		usedVariables = append(usedVariables, imageVariable)
	}

	for _, entryPointArgument := range rawService.Entrypoint {
		for _, entryPointVariable := range ExtractVariablesFromString(entryPointArgument) {
			usedVariables = append(usedVariables, entryPointVariable)
		}
	}

	usedVariables = unique(usedVariables)
	sort.Strings(usedVariables)

	return usedVariables
}

func ExtractVariablesFromString(value string) []string {
	var usedVariables []string