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semantic/prototype/Doubt/TermType.swift
2015-10-14 14:05:43 -04:00

16 lines
231 B
Swift

/// The type of terms.
public protocol TermType {
typealias LeafType
var out: Syntax<Self, LeafType> { get }
}
extension Fix: TermType {}
extension Cofree: TermType {
public var out: Syntax<Cofree, A> {
return unwrap
}
}