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Merge pull request #1576 from tom-tan/safe-pure-nothrow-array-split

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Mark std.array.split and splitter as @safe, pure and nothrow
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monarch dodra 2013-10-02 04:33:58 -07:00
commit 55ec22276b
1 changed files with 10 additions and 12 deletions
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22
std/array.d
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@ -1299,7 +1299,7 @@ unittest
Split the string $(D s) into an array of words, using whitespace as Split the string $(D s) into an array of words, using whitespace as
delimiter. Runs of whitespace are merged together (no empty words are produced). delimiter. Runs of whitespace are merged together (no empty words are produced).
*/ */
S[] split(S)(S s) if (isSomeString!S) S[] split(S)(S s) @safe pure if (isSomeString!S)
{ {
size_t istart; size_t istart;
bool inword = false; bool inword = false;
@ -1348,20 +1348,21 @@ unittest
/** /**
Splits a string by whitespace. Splits a string by whitespace.
Example:
----
auto a = " a bcd ef gh ";
assert(equal(splitter(a), ["", "a", "bcd", "ef", "gh"][]));
----
*/ */
auto splitter(C)(C[] s) auto splitter(C)(C[] s) @safe pure
if(isSomeString!(C[])) if(isSomeString!(C[]))
{ {
return std.algorithm.splitter!(std.uni.isWhite)(s); return std.algorithm.splitter!(std.uni.isWhite)(s);
} }
unittest ///
@safe pure unittest
{
auto a = " a bcd ef gh ";
assert(equal(splitter(a), ["", "a", "bcd", "ef", "gh"][]));
}
/*@safe*/ pure unittest
{ {
foreach(S; TypeTuple!(string, wstring, dstring)) foreach(S; TypeTuple!(string, wstring, dstring))
{ {
@ -1370,9 +1371,6 @@ unittest
a = ""; a = "";
assert(splitter(a).empty); assert(splitter(a).empty);
} }
immutable string s = " a bcd ef gh ";
assert(equal(splitter(s), ["", "a", "bcd", "ef", "gh"][]));
} }
/************************************** /**************************************