in src/riff-raff-yaml-file/index.ts [93:100]
private isCdkStackPresent(expectedStack: StackTag, expectedStage: StageTag): boolean {
const matches = this.allCdkStacks.find((cdkStack) => {
const { stack, stage } = cdkStack;
return stack === expectedStack && stage === expectedStage;
});
return !!matches;
}