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gleam_stdlib
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retired
A standard library for the Gleam programming language
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Files
src/gleam@result.erl
-module(gleam@result).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch]).
-export([is_ok/1, is_error/1, map/2, map_error/2, flatten/1, 'try'/2, then/2, unwrap/2, lazy_unwrap/2, unwrap_error/2, unwrap_both/1, 'or'/2, lazy_or/2, all/1, partition/1, replace/2, replace_error/2, nil_error/1, values/1, try_recover/2]).
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 20).
-spec is_ok({ok, any()} | {error, any()}) -> boolean().
is_ok(Result) ->
case Result of
{error, _} ->
false;
{ok, _} ->
true
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 41).
-spec is_error({ok, any()} | {error, any()}) -> boolean().
is_error(Result) ->
case Result of
{ok, _} ->
false;
{error, _} ->
true
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 66).
-spec map({ok, BWF} | {error, BWG}, fun((BWF) -> BWJ)) -> {ok, BWJ} |
{error, BWG}.
map(Result, Fun) ->
case Result of
{ok, X} ->
{ok, Fun(X)};
{error, E} ->
{error, E}
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 91).
-spec map_error({ok, BWM} | {error, BWN}, fun((BWN) -> BWQ)) -> {ok, BWM} |
{error, BWQ}.
map_error(Result, Fun) ->
case Result of
{ok, X} ->
{ok, X};
{error, Error} ->
{error, Fun(Error)}
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 120).
-spec flatten({ok, {ok, BWT} | {error, BWU}} | {error, BWU}) -> {ok, BWT} |
{error, BWU}.
flatten(Result) ->
case Result of
{ok, X} ->
X;
{error, Error} ->
{error, Error}
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 158).
-spec 'try'({ok, BXB} | {error, BXC}, fun((BXB) -> {ok, BXF} | {error, BXC})) -> {ok,
BXF} |
{error, BXC}.
'try'(Result, Fun) ->
case Result of
{ok, X} ->
Fun(X);
{error, E} ->
{error, E}
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 170).
-spec then({ok, BXK} | {error, BXL}, fun((BXK) -> {ok, BXO} | {error, BXL})) -> {ok,
BXO} |
{error, BXL}.
then(Result, Fun) ->
'try'(Result, Fun).
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 192).
-spec unwrap({ok, BXT} | {error, any()}, BXT) -> BXT.
unwrap(Result, Default) ->
case Result of
{ok, V} ->
V;
{error, _} ->
Default
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 214).
-spec lazy_unwrap({ok, BXX} | {error, any()}, fun(() -> BXX)) -> BXX.
lazy_unwrap(Result, Default) ->
case Result of
{ok, V} ->
V;
{error, _} ->
Default()
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 236).
-spec unwrap_error({ok, any()} | {error, BYC}, BYC) -> BYC.
unwrap_error(Result, Default) ->
case Result of
{ok, _} ->
Default;
{error, E} ->
E
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 258).
-spec unwrap_both({ok, BYF} | {error, BYF}) -> BYF.
unwrap_both(Result) ->
case Result of
{ok, A} ->
A;
{error, A@1} ->
A@1
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 308).
-spec 'or'({ok, BYO} | {error, BYP}, {ok, BYO} | {error, BYP}) -> {ok, BYO} |
{error, BYP}.
'or'(First, Second) ->
case First of
{ok, _} ->
First;
{error, _} ->
Second
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 341).
-spec lazy_or({ok, BYW} | {error, BYX}, fun(() -> {ok, BYW} | {error, BYX})) -> {ok,
BYW} |
{error, BYX}.
lazy_or(First, Second) ->
case First of
{ok, _} ->
First;
{error, _} ->
Second()
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 367).
-spec all(list({ok, BZE} | {error, BZF})) -> {ok, list(BZE)} | {error, BZF}.
all(Results) ->
gleam@list:try_map(Results, fun(X) -> X end).
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 387).
-spec partition_loop(list({ok, BZT} | {error, BZU}), list(BZT), list(BZU)) -> {list(BZT),
list(BZU)}.
partition_loop(Results, Oks, Errors) ->
case Results of
[] ->
{Oks, Errors};
[{ok, A} | Rest] ->
partition_loop(Rest, [A | Oks], Errors);
[{error, E} | Rest@1] ->
partition_loop(Rest@1, Oks, [E | Errors])
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 383).
-spec partition(list({ok, BZM} | {error, BZN})) -> {list(BZM), list(BZN)}.
partition(Results) ->
partition_loop(Results, [], []).
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 409).
-spec replace({ok, any()} | {error, CAC}, CAF) -> {ok, CAF} | {error, CAC}.
replace(Result, Value) ->
case Result of
{ok, _} ->
{ok, Value};
{error, Error} ->
{error, Error}
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 430).
-spec replace_error({ok, CAI} | {error, any()}, CAM) -> {ok, CAI} | {error, CAM}.
replace_error(Result, Error) ->
case Result of
{ok, X} ->
{ok, X};
{error, _} ->
{error, Error}
end.
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 280).
-spec nil_error({ok, BYI} | {error, any()}) -> {ok, BYI} | {error, nil}.
nil_error(Result) ->
replace_error(Result, nil).
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 446).
-spec values(list({ok, CAP} | {error, any()})) -> list(CAP).
values(Results) ->
gleam@list:filter_map(Results, fun(R) -> R end).
-file("/Users/louis/src/gleam/stdlib/src/gleam/result.gleam", 479).
-spec try_recover(
{ok, CAV} | {error, CAW},
fun((CAW) -> {ok, CAV} | {error, CAZ})
) -> {ok, CAV} | {error, CAZ}.
try_recover(Result, Fun) ->
case Result of
{ok, Value} ->
{ok, Value};
{error, Error} ->
Fun(Error)
end.