Introducing Type Guard to Steep February 2, 2026 Type Narrowing for Real-World Ruby Applications Based on the RubyKaigi 2025 talk “Introducing Type Guard to Steep” by Takeshi Komiya CTO at Time Intermedia Inc., maintainer of rbs_rails and Rails type generators. Presented at RubyKaigi 2025. Context and Attribution This article is a technical analysis and expansion … Continue reading Introducing Type Guard to Steep →