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Use the UTF16 integer range subscript.

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This commit is contained in:
Rob Rix 2015-10-29 10:01:31 -04:00
parent 0b2f363c29
commit 8aa18d8263
1 changed files with 1 additions and 1 deletions
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2
prototype/doubt-difftool/main.swift
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@ -65,7 +65,7 @@ func termWithInput(string: String) -> Term? {
switch try $0.category(document) {
case "pair":
let range = $0.namedChildren[0].range
guard let name = String(string.utf16[String.UTF16View.Index(_offset: range.startIndex)..<String.UTF16View.Index(_offset: range.endIndex)]) else { throw "could not make a string from utf16 range '\(range)'" }
guard let name = String(string.utf16[range]) else { throw "could not make a string from utf16 range '\(range)'" }
return (name, ($0, "pair"))
default:
// We might have a comment inside an object literal. It should still be assigned a key, however.