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Merge pull request #3662 from trentxintong/unicodescalar

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SE-0128 - Change unicodescalar initializer to failable
This commit is contained in:
Xin Tong
2016-07-26 16:44:14 -07:00
committed by GitHub
parent 14601babe9 bbf86865d6
commit 9709b0e510
18 changed files with 133 additions and 94 deletions
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2
validation-test/stdlib/UnicodeUTFEncoders.swift
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@@ -60,7 +60,7 @@ func nthUnicodeScalar(_ n: UInt32) -> UnicodeScalar {
for r in unicodeScalarRanges {
count += r.upperBound - r.lowerBound
if count > n {
return UnicodeScalar(r.upperBound - (count - n))
return UnicodeScalar(r.upperBound - (count - n))!
}
}
_preconditionFailure("Index out of range")