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Add std.algorithm.iteration.cumulativeFold #3972

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Merged
DmitryOlshansky merged 2 commits into from
Apr 29, 2016
Merged

Add std.algorithm.iteration.cumulativeFold #3972

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5a9cedf
Add std.algorithm.iteration.cumulativeFold
dcarp Feb 4, 2016
984fbb4
Address review comments
dcarp Apr 27, 2016
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13 changes: 13 additions & 0 deletions changelog.dd
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,8 @@ $(COMMENT Pending changelog for 2.072. This will get copied to dlang.org and
$(BUGSTITLE Library Changes,
$(LI $(RELATIVE_LINK2 process, Process creation in `std.process` was sped up
on Posix.))
$(LI $(RELATIVE_LINK2 std-algorithm-iteration-cumulativeFold, $(XREF
algorithm.iterator, cumulativeFold) was added.))
$(LI $(RELATIVE_LINK2 padLeft-padRight, `std.range.padLeft` and
`std.range.padRight` were added.))
$(LI $(RELATIVE_LINK2 regex-multiple-patterns, `std.regex.regex` now
Expand Down Expand Up @@ -40,6 +42,17 @@ $(LI $(LNAME2 process, Process creation in `std.process` was sped up on Posix.)
)
)

$(LI $(LNAME2 std-algorithm-iteration-cumulativeFold, $(XREF algorithm.iteration,
cumulativeFold) was added.)

$(P $(XREF algorithm.iterator, cumulativeFold) returns the successive
reduced values of an input range.)
------
assert([1, 2, 3, 4, 5].cumulativeFold!((a, b) => a + b).array == [1, 3, 6, 10, 15]);
assert([1, 2, 3].cumulativeFold!((a, b) => a + b)(100).array == [101, 103, 106]);
------
)

$(LI $(LNAME2 padLeft-padRight, `std.range.padLeft` and `std.range.padRight`
were added.)
$(P $(XREF range, padLeft) and $(XREF range, padRight) are functions for
Expand Down
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