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Convert CofreeJSON to Term.

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This commit is contained in:
Rob Rix 2015-10-30 14:56:05 -04:00
parent 1850fdeeb6
commit 9476deb5d6
1 changed files with 14 additions and 0 deletions
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14
prototype/doubt-difftool/main.swift
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@ -90,6 +90,20 @@ func termWithInput(language: TSLanguage)(_ string: String) throws -> Term {
}
}
func toTerm(term: CofreeJSON) -> Term {
let annotation = Info(range: term.extract, categories: [])
switch term.unwrap {
case let .Leaf(a):
return Term(Info(range: term.extract, categories: a.categories), Syntax<Term, String>.Leaf(String(a)))
case let .Indexed(i):
return Term(annotation, .Indexed(i.map(toTerm)))
case let .Fixed(f):
return Term(annotation, .Fixed(f.map(toTerm)))
case let .Keyed(k):
return Term(annotation, .Keyed(Dictionary(elements: k.map { ($0, toTerm($1)) })))
}
}
func parserForType(type: String) -> (String throws -> Term)? {
return Source.languagesByType[type].map(termWithInput)
}