DaTaobao Tech
Dec 14, 2022 · Fundamentals
Design and Implementation of a Functional Expression Engine Using Parser Combinators in Swift
The article presents a Swift‑based functional expression engine built with parser combinators and a monadic parser abstraction, detailing its layered architecture, grammar, expression‑tree representation, and performance benchmarks that replace NSPredicate limitations with a fast, composable solution for evaluating nested, configurable string expressions.
Functional ProgrammingMonadParser Combinators
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