diff options
Diffstat (limited to 'lib/stdlib/src/erl_eval.erl')
| -rw-r--r-- | lib/stdlib/src/erl_eval.erl | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/lib/stdlib/src/erl_eval.erl b/lib/stdlib/src/erl_eval.erl index 515ea2ebb7..88a0094d57 100644 --- a/lib/stdlib/src/erl_eval.erl +++ b/lib/stdlib/src/erl_eval.erl @@ -256,7 +256,8 @@ expr({'receive',_,Cs}, Bs, Lf, Ef, RBs) -> expr({'receive',_, Cs, E, TB}, Bs0, Lf, Ef, RBs) -> {value,T,Bs} = expr(E, Bs0, Lf, Ef, none), receive_clauses(T, Cs, {TB,Bs}, Bs0, Lf, Ef, [], RBs); -expr({'fun',_Line,{function,Mod,Name,Arity}}, Bs, _Lf, _Ef, RBs) -> +expr({'fun',_Line,{function,Mod0,Name0,Arity0}}, Bs0, Lf, Ef, RBs) -> + {[Mod,Name,Arity],Bs} = expr_list([Mod0,Name0,Arity0], Bs0, Lf, Ef), F = erlang:make_fun(Mod, Name, Arity), ret_expr(F, Bs, RBs); expr({'fun',_Line,{function,Name,Arity}}, _Bs0, _Lf, _Ef, _RBs) -> % R8 @@ -621,7 +622,7 @@ eval_generate(Term, _P, _Bs0, _Lf, _Ef, _CompFun, _Acc) -> erlang:raise(error, {bad_generator,Term}, stacktrace()). eval_b_generate(<<_/bitstring>>=Bin, P, Bs0, Lf, Ef, CompFun, Acc) -> - Mfun = fun(L, R, Bs) -> match1(L, R, Bs, Bs0) end, + Mfun = match_fun(Bs0), Efun = fun(Exp, Bs) -> expr(Exp, Bs, Lf, Ef, none) end, case eval_bits:bin_gen(P, Bin, new_bindings(), Bs0, Mfun, Efun) of {match, Rest, Bs1} -> @@ -1024,7 +1025,7 @@ match1({tuple,_,_}, _, _Bs, _BBs) -> throw(nomatch); match1({bin, _, Fs}, <<_/bitstring>>=B, Bs0, BBs) -> eval_bits:match_bits(Fs, B, Bs0, BBs, - fun(L, R, Bs) -> match1(L, R, Bs, BBs) end, + match_fun(BBs), fun(E, Bs) -> expr(E, Bs, none, none, none) end); match1({bin,_,_}, _, _Bs, _BBs) -> throw(nomatch); @@ -1053,6 +1054,12 @@ match1({op,Line,Op,L,R}, Term, Bs, BBs) -> match1(_, _, _Bs, _BBs) -> throw(invalid). +match_fun(BBs) -> + fun(match, {L,R,Bs}) -> match1(L, R, Bs, BBs); + (binding, {Name,Bs}) -> binding(Name, Bs); + (add_binding, {Name,Val,Bs}) -> add_binding(Name, Val, Bs) + end. + match_tuple([E|Es], Tuple, I, Bs0, BBs) -> {match,Bs} = match1(E, element(I, Tuple), Bs0, BBs), match_tuple(Es, Tuple, I+1, Bs, BBs); |