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std.string.strip_alias_string_fix

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make strip take custom types again that have an alias this to string

test stuff
This commit is contained in:
Robert burner Schadek 2015-10-19 01:04:37 +02:00 • committed by Robert burner Schadek
parent a96255a250
commit 2ef09b95a3
1 changed files with 22 additions and 0 deletions
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22
std/string.d
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@ -2943,6 +2943,16 @@ unittest
Returns: Returns:
slice of $(D str) stripped of leading and trailing whitespace. slice of $(D str) stripped of leading and trailing whitespace.
+/ +/
auto strip(Range)(auto ref Range str)
if (!(isSomeString!Range ||
isRandomAccessRange!Range && hasLength!Range && hasSlicing!Range &&
isSomeChar!(ElementEncodingType!Range))
&& is(StringTypeOf!Range))
{
return stripRight(stripLeft(str));
}
/// Ditto
auto strip(Range)(Range str) auto strip(Range)(Range str)
if (isSomeString!Range || if (isSomeString!Range ||
isRandomAccessRange!Range && hasLength!Range && hasSlicing!Range && isRandomAccessRange!Range && hasLength!Range && hasSlicing!Range &&
@ -2967,6 +2977,18 @@ auto strip(Range)(Range str)
"hello world"); "hello world");
} }
@safe pure unittest
{
static struct TestStruct
{
string s;
alias s this;
}
string s = " hello world ";
assert(strip(s) == strip(TestStruct(s)));
}
@safe pure unittest @safe pure unittest
{ {
import std.conv : to; import std.conv : to;