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author | Araq <rumpf_a@web.de> | 2015-04-22 13:57:20 +0200 |
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committer | Araq <rumpf_a@web.de> | 2015-04-22 13:57:20 +0200 |
commit | d631958124e08723738886946d6fe82f0a6ade2d (patch) | |
tree | d0301335ab1240ca30f1e01af377e7d07ea23777 | |
parent | 8ab3074c80c6509b22ccdf47cd2abfad7436a0f8 (diff) | |
download | Nim-d631958124e08723738886946d6fe82f0a6ade2d.tar.gz |
news.txt updates; fixes bootstrapping
-rw-r--r-- | lib/system.nim | 5 | ||||
-rw-r--r-- | web/news.txt | 5 |
2 files changed, 8 insertions, 2 deletions
diff --git a/lib/system.nim b/lib/system.nim index 3e8c17324..1805dd813 100644 --- a/lib/system.nim +++ b/lib/system.nim @@ -3266,9 +3266,10 @@ template `..<`*(a, b: expr): expr = ## '..' and '<' is required. a .. <b -proc xlen*(x: string): int {.magic: "XLenStr", noSideEffect.} -proc xlen*[T](x: seq[T]): int {.magic: "XLenSeq", noSideEffect.} +proc xlen*(x: string): int {.magic: "XLenStr", noSideEffect.} = discard +proc xlen*[T](x: seq[T]): int {.magic: "XLenSeq", noSideEffect.} = ## returns the length of a sequence or a string without testing for 'nil'. ## This is an optimization that rarely makes sense. + discard {.pop.} #{.push warning[GcMem]: off.} diff --git a/web/news.txt b/web/news.txt index 6b109aa1c..257591de7 100644 --- a/web/news.txt +++ b/web/news.txt @@ -127,6 +127,7 @@ News things from backwards: ``a[^1]`` is like Python's ``a[-1]``. - A first version of the specification and implementation of the overloading of the assignment operator has arrived! + - ``system.len`` for strings and sequences now returns 0 for nil. Library additions @@ -137,6 +138,10 @@ News with a ``newMultipartData`` proc. - Added `%*` operator for JSON. - The compiler is now available as Nimble package for c2nim. + - Added ``..^`` and ``..<`` templates to system so that the rather annoying + space between ``.. <`` and ``.. ^`` is not necessary anymore. + - Added ``system.xlen`` for strings and sequences to get back the old ``len`` + operation that doesn't check for ``nil`` for efficiency. Bugfixes |