greg/machi
1
0
Fork 0
Code Issues 11 Pull requests 1 Projects Releases Packages Wiki Activity Actions

Use pattern matching instead of length() BIF

Browse source
This commit is contained in:
Scott Lystig Fritchie 2015-10-14 16:52:03 +09:00
parent 7439a2738d
commit d6a3180ecd
1 changed files with 3 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
src/machi_file_proxy.erl
View file

@ -686,12 +686,11 @@ do_write(FHd, FHc, Filename, TaggedCsum, Offset, Size, Data, U) ->
% @private Given an offset and a size, return `true' if a byte range has % @private Given an offset and a size, return `true' if a byte range has
% <b>not</b> been written. Otherwise, return `false'. % <b>not</b> been written. Otherwise, return `false'.
is_byte_range_unwritten(Offset, Size, Unwritten) -> is_byte_range_unwritten(Offset, Size, Unwritten) ->
case length(Unwritten) of case Unwritten of
0 -> [] ->
lager:critical("Unwritten byte list has 0 entries! This should never happen."), lager:critical("Unwritten byte list has 0 entries! This should never happen."),
false; false;
1 -> [{Eof, infinity}] ->
{Eof, infinity} = hd(Unwritten),
Offset >= Eof; Offset >= Eof;
_ -> _ ->
case lookup_unwritten(Offset, Size, Unwritten) of case lookup_unwritten(Offset, Size, Unwritten) of