private async verifyResourcesExist()

in src/tasks/CodeDeployDeployApplication/TaskOperations.ts [59:99]
39 lines of code
5 McCabe index (conditional complexity)

    private async verifyResourcesExist(): Promise<void> {
        try {
            await this.codeDeployClient
                .getApplication({ applicationName: this.taskParameters.applicationName })
                .promise()
        } catch (err) {
            throw new Error(tl.loc('ApplicationDoesNotExist', this.taskParameters.applicationName))
        }

        try {
            await this.codeDeployClient
                .getDeploymentGroup({
                    applicationName: this.taskParameters.applicationName,
                    deploymentGroupName: this.taskParameters.deploymentGroupName
                })
                .promise()
        } catch (err) {
            throw new Error(
                tl.loc(
                    'DeploymentGroupDoesNotExist',
                    this.taskParameters.deploymentGroupName,
                    this.taskParameters.applicationName
                )
            )
        }

        if (this.taskParameters.deploymentRevisionSource === revisionSourceFromS3) {
            try {
                await this.s3Client
                    .headObject({
                        Bucket: this.taskParameters.bucketName,
                        Key: this.taskParameters.bundleKey
                    })
                    .promise()
            } catch (err) {
                throw new Error(
                    tl.loc('RevisionBundleDoesNotExist', this.taskParameters.bundleKey, this.taskParameters.bucketName)
                )
            }
        }
    }