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convert date parsing library from tagged return types to exceptions

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Signed-off-by: Jordan Wilberding <jwilberding@gmail.com>
This commit is contained in:
Eric Merritt 2011-10-17 16:09:23 -05:00 • committed by Jordan Wilberding
parent 8898f93f61
commit 6d969cd55e
1 changed files with 6 additions and 6 deletions
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12
src/ec_date.erl
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@ -56,12 +56,12 @@ format(Format, {_,_,_}=Now) ->
format(Format, Date) ->
format(Format, Date, []).
-spec parse(string()) -> datetime() | {error, bad_date}.
-spec parse(string()) -> datetime().
%% @doc parses the datetime from a string
parse(Date) ->
do_parse(Date, calendar:universal_time(),[]).
-spec parse(string(),datetime() | now()) -> datetime() | {error, bad_date}.
-spec parse(string(),datetime() | now()) -> datetime().
%% @doc parses the datetime from a string
parse(Date, {_,_,_}=Now) ->
do_parse(Date, calendar:now_to_datetime(Now), []);
@ -71,16 +71,16 @@ parse(Date, Now) ->
do_parse(Date, Now, Opts) ->
case parse(tokenise(string:to_upper(Date), []), Now, Opts) of
{error, bad_date} ->
{error, bad_date};
erlang:throw({?MODULE, {bad_date, Date}});
{D1, T1} = {{Y, M, D}, {H, M1, S}}
when is_number(Y), is_number(M),
is_number(D), is_number(H),
is_number(M1), is_number(S) ->
case calendar:valid_date(D1) of
true -> {D1, T1};
false -> {error, bad_date}
false -> erlang:throw({?MODULE, {bad_date, Date}})
end;
_ -> {error, bad_date}
_ -> erlang:throw({?MODULE, {bad_date, Date}})
end.
-spec nparse(string()) -> now().
@ -519,7 +519,7 @@ basic_parse_test_() ->
parse("23/april/1963", ?DATE)),
?_assertEqual({{1963,4,23}, {17,16,17}},
parse("23/apr/1963", ?DATE)),
?_assertEqual({error, bad_date},
?_assertThrow({?MODULE, {bad_date, "23/ap/195"}},
parse("23/ap/195", ?DATE)),
?_assertEqual({{2001,3,10}, {6,45,0}},
parse("6:45 am", ?DATE)),