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-rw-r--r--lib/test_server/src/erl2html2.erl111
1 files changed, 66 insertions, 45 deletions
diff --git a/lib/test_server/src/erl2html2.erl b/lib/test_server/src/erl2html2.erl
index 290acc5040..9c459c05d4 100644
--- a/lib/test_server/src/erl2html2.erl
+++ b/lib/test_server/src/erl2html2.erl
@@ -42,18 +42,31 @@ convert(File, Dest) ->
"<body bgcolor=\"white\" text=\"black\""
" link=\"blue\" vlink=\"purple\" alink=\"red\">\n"],
convert(File, Dest, Header).
-
+
+
convert(File, Dest, Header) ->
%% statistics(runtime),
case parse_file(File) of
{ok,Functions} ->
- %% io:format("~p~n",[Functions]),
- case file:read_file(File) of
- {ok,Bin} ->
- {Html,Lines} = build_html(Bin,Functions),
- Html1 = [Header,"<pre>\n",Html,"</pre>\n",
- footer(Lines),"</body>\n</html>\n"],
- file:write_file(Dest,Html1);
+ %% {_, Time1} = statistics(runtime),
+ %% io:format("Parsed file in ~.2f Seconds.~n",[Time1/1000]),
+ case file:open(File,[raw,{read_ahead,10000}]) of
+ {ok,SFd} ->
+ case file:open(Dest,[write,raw]) of
+ {ok,DFd} ->
+ file:write(DFd,[Header,"<pre>\n"]),
+ Lines = build_html(SFd,DFd,Functions),
+ file:write(DFd,["</pre>\n",footer(),
+ "</body>\n</html>\n"]),
+ %% {_, Time2} = statistics(runtime),
+ %% io:format("Converted ~p lines in ~.2f Seconds.~n",
+ %% [Lines, Time2/1000]),
+ file:close(SFd),
+ file:close(DFd),
+ ok;
+ Error ->
+ Error
+ end;
Error ->
Error
end;
@@ -69,41 +82,55 @@ convert(File, Dest, Header) ->
%%% All function clauses are also marked in order to allow
%%% possibly_enhance/2 to write these in bold.
parse_file(File) ->
- case epp:parse_file(File,[],[]) of
- {ok,Forms} ->
- {ok,get_functions(Forms,File,false)};
- Error ->
- Error
+ case epp:open(File, [], []) of
+ {ok,Epp} ->
+ Forms = parse_file(Epp,File,false),
+ epp:close(Epp),
+ {ok,Forms};
+ {error,E} ->
+ {error,E}
end.
-get_functions([{attribute,_,file,{File,_}}|Forms],File,_) ->
- get_functions(Forms,File,true);
-get_functions([{attribute,_,file,{_OtherFile,_}}|Forms],File,_) ->
- get_functions(Forms,File,false);
-get_functions([{function,L,F,A,[_|C]}|Forms],File,true) ->
- Clauses = [{clause,CL} || {clause,CL,_,_,_} <- C],
- [{atom_to_list(F),A,L} | Clauses] ++ get_functions(Forms,File,true);
-get_functions([_|Forms],File,InCorrectFile) ->
- get_functions(Forms,File,InCorrectFile);
-get_functions([],_,_) ->
- [].
+
+parse_file(Epp,File,InCorrectFile) ->
+ case epp:parse_erl_form(Epp) of
+ {ok,Form} ->
+ case Form of
+ {attribute,_,file,{File,_}} ->
+ parse_file(Epp,File,true);
+ {attribute,_,file,{_OtherFile,_}} ->
+ parse_file(Epp,File,false);
+ {function,L,F,A,[_|C]} when InCorrectFile ->
+ Clauses = [{clause,CL} || {clause,CL,_,_,_} <- C],
+ [{atom_to_list(F),A,L} | Clauses] ++
+ parse_file(Epp,File,true);
+ _ ->
+ parse_file(Epp,File,InCorrectFile)
+ end;
+ {error,_E} ->
+ parse_file(Epp,File,InCorrectFile);
+ {eof,_Location} ->
+ []
+ end.
%%%-----------------------------------------------------------------
%%% Add a link target for each line and one for each function definition.
-build_html(Bin,Functions) ->
- build_html(binary:split(Bin,<<"\n">>),1,Functions,false,[]).
+build_html(SFd,DFd,Functions) ->
+ build_html(SFd,DFd,file:read_line(SFd),1,Functions,false).
-build_html(Split,L,[{F,A,L}|Functions],_IsFuncDef,Acc) ->
+build_html(SFd,DFd,{ok,Str},L,[{F,A,L}|Functions],_IsFuncDef) ->
FALink = http_uri:encode(F++"-"++integer_to_list(A)),
- NewAcc = [Acc,"<a name=\"",FALink,"\"/>"],
- build_html(Split,L,Functions,true,NewAcc);
-build_html(Split,L,[{clause,L}|Functions],_IsFuncDef,Acc) ->
- build_html(Split,L,Functions,true,Acc);
-build_html([Line,Bin],L,Functions,IsFuncDef,Acc) ->
- NewAcc = [Acc,line_number(L),line(binary_to_list(Line),IsFuncDef),$\n],
- build_html(binary:split(Bin,<<"\n">>),L+1,Functions,false,NewAcc);
-build_html([Line],L,Functions,IsFuncDef,Acc) ->
- {[Acc,line_number(L),line(binary_to_list(Line),IsFuncDef)],L}.
+ file:write(DFd,["<a name=\"",FALink,"\"/>"]),
+ build_html(SFd,DFd,{ok,Str},L,Functions,true);
+build_html(SFd,DFd,{ok,Str},L,[{clause,L}|Functions],_IsFuncDef) ->
+ build_html(SFd,DFd,{ok,Str},L,Functions,true);
+build_html(SFd,DFd,{ok,Str},L,Functions,IsFuncDef) ->
+ LStr = line_number(L),
+ Str1 = line(Str,IsFuncDef),
+ file:write(DFd,[LStr,Str1]),
+ build_html(SFd,DFd,file:read_line(SFd),L+1,Functions,false);
+build_html(_SFd,_DFd,eof,L,_Functions,_IsFuncDef) ->
+ L.
line_number(L) ->
LStr = integer_to_list(L),
@@ -143,7 +170,7 @@ possibly_enhance(Str,true) ->
{F,A} -> ["<b>",F,"</b>",A]
end;
possibly_enhance([$%|_]=Str,_) ->
- ["<i>",Str,"</i>"];
+ ["<i>",Str--"\n","</i>","\n"];
possibly_enhance([$-|_]=Str,_) ->
possibly_enhance(Str,true);
possibly_enhance(Str,false) ->
@@ -151,11 +178,5 @@ possibly_enhance(Str,false) ->
%%%-----------------------------------------------------------------
%%% End of the file
-footer(_Lines) ->
- "".
- %% {_, Time} = statistics(runtime),
- %% io:format("Converted ~p lines in ~.2f Seconds.~n",
- %% [_Lines, Time/1000]),
- %% S = "<i>The transformation of this file (~p lines) took ~.2f seconds</i>",
- %% F = lists:flatten(io_lib:format(S, [_Lines, Time/1000])),
- %% ["<hr size=1>",F,"<br>\n"].
+footer() ->
+ "".