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Diffstat (limited to 'src/gleam__stdlib.erl')
| -rw-r--r-- | src/gleam__stdlib.erl | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/gleam__stdlib.erl b/src/gleam__stdlib.erl index db80c1b..5942a0f 100644 --- a/src/gleam__stdlib.erl +++ b/src/gleam__stdlib.erl @@ -6,3 +6,9 @@ expect_equal(A, Expected) -> ?assertEqual(Expected, A). expect_not_equal(A, Expected) -> ?assertNotEqual(Expected, A). expect_true(A) -> ?assert(A). expect_false(A) -> ?assertNot(A). + +map_fetch(Map, Key) -> + case maps:find(Key, Map) of + error -> {error, {}}, + Found -> Found + end. |