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stdlib: add a mirror for the Unicode scalar String view

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Swift SVN r20977
This commit is contained in:
Dmitri Hrybenko
2014-08-03 20:01:34 +00:00
parent 1c484d91a0
commit 6e401c20ca
3 changed files with 15 additions and 4 deletions
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3
stdlib/core/StringUTFViewsMirrors.swift.gyb
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@@ -15,7 +15,7 @@
%TMirrorConformance = gyb.parseTemplate("../common/MirrorConformance.gyb")
%TMirrorBoilerplate = gyb.parseTemplate("../common/MirrorBoilerplate.gyb")
% for Self in ['UTF8View','UTF16View']:
% for Self in ['UTF8View', 'UTF16View', 'UnicodeScalarView']:
% MirrorDecl = gyb.executeTemplate(TMirrorDecl,introspecteeType=Self)
% MirrorConformance = gyb.executeTemplate(TMirrorConformance,introspecteeType=Self)
% MirrorBoilerplate = gyb.executeTemplate(TMirrorBoilerplate,introspecteeType=Self)
@@ -28,6 +28,7 @@ extension String {
subscript(i: Int) -> (String, MirrorType) {
_precondition(i >= 0 && i < count, "MirrorType access out of bounds")
// FIXME(performance): optimize for sequential access.
return ("[\(i)]", reflect(_value[advance(_value.startIndex, i)]))
}