diff options
Diffstat (limited to 'lib/compiler/src/sys_pre_expand.erl')
| -rw-r--r-- | lib/compiler/src/sys_pre_expand.erl | 66 |
1 files changed, 10 insertions, 56 deletions
diff --git a/lib/compiler/src/sys_pre_expand.erl b/lib/compiler/src/sys_pre_expand.erl index e55fb2a037..a8c69c3cb1 100644 --- a/lib/compiler/src/sys_pre_expand.erl +++ b/lib/compiler/src/sys_pre_expand.erl @@ -35,10 +35,8 @@ -record(expand, {module=[], %Module name parameters=undefined, %Module parameters - package="", %Module package exports=[], %Exports imports=[], %Imports - mod_imports, %Module Imports compile=[], %Compile flags attributes=[], %Attributes callbacks=[], %Callbacks @@ -67,12 +65,8 @@ module(Fs0, Opts0) -> %% Set pre-defined exported functions. PreExp = [{module_info,0},{module_info,1}], - %% Set pre-defined module imports. - PreModImp = [{erlang,erlang},{packages,packages}], - %% Build initial expand record. St0 = #expand{exports=PreExp, - mod_imports=dict:from_list(PreModImp), compile=Opts, defined=PreExp, bitdefault = erl_bits:system_bitdefault(), @@ -242,14 +236,12 @@ forms([], St) -> {[],St}. %% Process an attribute, this just affects the state. attribute(module, {Module, As}, _L, St) -> - M = package_to_string(Module), - St#expand{module=list_to_atom(M), - package=packages:strip_last(M), + true = is_atom(Module), + St#expand{module=Module, parameters=As}; attribute(module, Module, _L, St) -> - M = package_to_string(Module), - St#expand{module=list_to_atom(M), - package=packages:strip_last(M)}; + true = is_atom(Module), + St#expand{module=Module}; attribute(export, Es, _L, St) -> St#expand{exports=union(from_list(Es), St#expand.exports)}; attribute(import, Is, _L, St) -> @@ -312,8 +304,6 @@ pattern({tuple,Line,Ps}, St0) -> %%pattern({struct,Line,Tag,Ps}, St0) -> %% {TPs,TPsvs,St1} = pattern_list(Ps, St0), %% {{tuple,Line,[{atom,Line,Tag}|TPs]},TPsvs,St1}; -pattern({record_field,_,_,_}=M, St) -> - {expand_package(M, St),St}; % must be a package name pattern({bin,Line,Es0}, St0) -> {Es1,St1} = pattern_bin(Es0, St0), {{bin,Line,Es1},St1}; @@ -404,8 +394,6 @@ expr({tuple,Line,Es0}, St0) -> %%expr({struct,Line,Tag,Es0}, Vs, St0) -> %% {Es1,Esvs,Esus,St1} = expr_list(Es0, Vs, St0), %% {{tuple,Line,[{atom,Line,Tag}|Es1]},Esvs,Esus,St1}; -expr({record_field,_,_,_}=M, St) -> - {expand_package(M, St),St}; % must be a package name expr({bin,Line,Es0}, St0) -> {Es1,St1} = expr_bin(Es0, St0), {{bin,Line,Es1},St1}; @@ -448,12 +436,9 @@ expr({call,Line,{atom,La,N}=Atom,As0}, St0) -> end end end; -expr({call,Line,{record_field,_,_,_}=M,As0}, St0) -> - expr({call,Line,expand_package(M, St0),As0}, St0); -expr({call,Line,{remote,Lr,M,F},As0}, St0) -> - M1 = expand_package(M, St0), - {[M2,F1|As1],St1} = expr_list([M1,F|As0], St0), - {{call,Line,{remote,Lr,M2,F1},As1},St1}; +expr({call,Line,{remote,Lr,M0,F},As0}, St0) -> + {[M1,F1|As1],St1} = expr_list([M0,F|As0], St0), + {{call,Line,{remote,Lr,M1,F1},As1},St1}; expr({call,Line,F,As0}, St0) -> {[Fun1|As1],St1} = expr_list([F|As0], St0), {{call,Line,Fun1,As1},St1}; @@ -666,32 +651,6 @@ string_to_conses(Line, Cs, Tail) -> foldr(fun (C, T) -> {cons,Line,{char,Line,C},T} end, Tail, Cs). -%% In syntax trees, module/package names are atoms or lists of atoms. - -package_to_string(A) when is_atom(A) -> atom_to_list(A); -package_to_string(L) when is_list(L) -> packages:concat(L). - -expand_package({atom,L,A} = M, St) -> - case dict:find(A, St#expand.mod_imports) of - {ok, A1} -> - {atom,L,A1}; - error -> - case packages:is_segmented(A) of - true -> - M; - false -> - M1 = packages:concat(St#expand.package, A), - {atom,L,list_to_atom(M1)} - end - end; -expand_package(M, _St) -> - case erl_parse:package_segments(M) of - error -> - M; - M1 -> - {atom,element(2,M),list_to_atom(package_to_string(M1))} - end. - %% import(Line, Imports, State) -> %% State' %% imported(Name, Arity, State) -> @@ -699,15 +658,10 @@ expand_package(M, _St) -> %% Handle import declarations and test for imported functions. No need to %% check when building imports as code is correct. -import({Mod0,Fs}, St) -> - Mod = list_to_atom(package_to_string(Mod0)), +import({Mod,Fs}, St) -> + true = is_atom(Mod), Mfs = from_list(Fs), - St#expand{imports=add_imports(Mod, Mfs, St#expand.imports)}; -import(Mod0, St) -> - Mod = package_to_string(Mod0), - Key = list_to_atom(packages:last(Mod)), - St#expand{mod_imports=dict:store(Key, list_to_atom(Mod), - St#expand.mod_imports)}. + St#expand{imports=add_imports(Mod, Mfs, St#expand.imports)}. add_imports(Mod, [F|Fs], Is) -> add_imports(Mod, Fs, orddict:store(F, Mod, Is)); |