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Make pretty a method on DOC.

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This commit is contained in:
Rob Rix 2015-09-28 17:13:10 -04:00
parent 2ef4ca02a1
commit 9928fdaa77
1 changed files with 5 additions and 5 deletions
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10
prototype/Doubt/Doc.swift
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@ -77,6 +77,10 @@ public enum DOC {
return .Text(" ")
}
}
public func pretty(width: Int) -> String {
return best(width, 0, self).description
}
}
func best(w: Int, _ k: Int, _ x: DOC) -> Doc {
@ -118,10 +122,6 @@ func fits(w: Int, _ x: Doc) -> Bool {
}
}
func pretty(w: Int, _ doc: DOC) -> String {
return best(w, 0, doc).description
}
public protocol CustomDocConvertible: CustomStringConvertible {
var doc: DOC { get }
@ -129,7 +129,7 @@ public protocol CustomDocConvertible: CustomStringConvertible {
extension CustomDocConvertible {
public var description: String {
return pretty(70, doc)
return doc.pretty(70)
}
}