diff options
Diffstat (limited to 'lib/compiler/test/match_SUITE.erl')
| -rw-r--r-- | lib/compiler/test/match_SUITE.erl | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/lib/compiler/test/match_SUITE.erl b/lib/compiler/test/match_SUITE.erl index 74efed7588..9aec0b3d4e 100644 --- a/lib/compiler/test/match_SUITE.erl +++ b/lib/compiler/test/match_SUITE.erl @@ -141,6 +141,13 @@ aliases(Config) when is_list(Config) -> ?line {a,b} = list_alias2([a,b]), ?line {a,b} = list_alias3([a,b]), + %% Non-matching aliases. + none = mixed_aliases(<<42>>), + none = mixed_aliases([b]), + none = mixed_aliases([d]), + none = mixed_aliases({a,42}), + none = mixed_aliases(42), + ok. str_alias(V) -> @@ -244,6 +251,12 @@ list_alias2([X,Y]=[a,b]) -> list_alias3([X,b]=[a,Y]) -> {X,Y}. +mixed_aliases(<<X:8>> = x) -> {a,X}; +mixed_aliases([b] = <<X:8>>) -> {b,X}; +mixed_aliases(<<X:8>> = {a,X}) -> {c,X}; +mixed_aliases([X] = <<X:8>>) -> {d,X}; +mixed_aliases(_) -> none. + %% OTP-7018. match_in_call(Config) when is_list(Config) -> @@ -407,12 +420,19 @@ underscore(Config) when is_list(Config) -> match_map(Config) when is_list(Config) -> Map = #{key=>{x,y},ignore=>anything}, #s{map=Map,t={x,y}} = do_match_map(#s{map=Map}), + {a,#{k:={a,b,c}}} = do_match_map_2(#{k=>{a,b,c}}), ok. do_match_map(#s{map=#{key:=Val}}=S) -> %% Would crash with a 'badarg' exception. S#s{t=Val}. +do_match_map_2(Map) -> + case {a,Map} of + {a,#{k:=_}}=Tuple -> + Tuple + end. + map_vars_used(Config) when is_list(Config) -> {some,value} = do_map_vars_used(a, b, #{{a,b}=>42,v=>{some,value}}), ok. @@ -425,7 +445,6 @@ do_map_vars_used(X, Y, Map) -> Val end. - coverage(Config) when is_list(Config) -> %% Cover beam_dead. ok = coverage_1(x, a), |