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authorPeter Andersson <[email protected]>2015-04-29 11:31:48 +0200
committerPeter Andersson <[email protected]>2015-05-04 12:32:19 +0200
commitbcbee3d20d21e3f4c5bb29de96fddf07302922a6 (patch)
tree38d4f81e064209fc98a8de8f1ab8ec4fd4afef55 /lib/test_server/src/erl2html2.erl
parentff1e0b2fe44a347670a5d72c45c061fefa6abc7f (diff)
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Fix problem with line number not always showing in log
OTP-12697
Diffstat (limited to 'lib/test_server/src/erl2html2.erl')
-rw-r--r--lib/test_server/src/erl2html2.erl60
1 files changed, 44 insertions, 16 deletions
diff --git a/lib/test_server/src/erl2html2.erl b/lib/test_server/src/erl2html2.erl
index 7cfaa2c325..50dbbb82ee 100644
--- a/lib/test_server/src/erl2html2.erl
+++ b/lib/test_server/src/erl2html2.erl
@@ -117,9 +117,10 @@ parse_preprocessed_file(Epp,File,InCorrectFile) ->
parse_preprocessed_file(Epp,File,true);
{attribute,_,file,{_OtherFile,_}} ->
parse_preprocessed_file(Epp,File,false);
- {function,L,F,A,[_|C]} when InCorrectFile ->
- Clauses = [{clause,CL} || {clause,CL,_,_,_} <- C],
- [{atom_to_list(F),A,L} | Clauses] ++
+ {function,L,F,A,Cs} when InCorrectFile ->
+ {CLs,LastCL} = find_clause_lines(Cs, []),
+ %% tl(CLs) cause we know the start line already
+ [{atom_to_list(F),A,L,LastCL} | tl(CLs)] ++
parse_preprocessed_file(Epp,File,true);
_ ->
parse_preprocessed_file(Epp,File,InCorrectFile)
@@ -146,9 +147,10 @@ parse_non_preprocessed_file(Epp, File, Location) ->
case epp_dodger:parse_form(Epp, Location) of
{ok,Tree,Location1} ->
try erl_syntax:revert(Tree) of
- {function,L,F,A,[_|C]} ->
- Clauses = [{clause,CL} || {clause,CL,_,_,_} <- C],
- [{atom_to_list(F),A,L} | Clauses] ++
+ {function,L,F,A,Cs} ->
+ {CLs,LastCL} = find_clause_lines(Cs, []),
+ %% tl(CLs) cause we know the start line already
+ [{atom_to_list(F),A,L,LastCL} | tl(CLs)] ++
parse_non_preprocessed_file(Epp, File, Location1);
_ ->
parse_non_preprocessed_file(Epp, File, Location1)
@@ -162,22 +164,48 @@ parse_non_preprocessed_file(Epp, File, Location) ->
end.
%%%-----------------------------------------------------------------
+%%% Find the line number of the last expression in the function
+find_clause_lines([{clause,CL,_Params,_Op,Exprs}], CLs) -> % last clause
+ try tuple_to_list(lists:last(Exprs)) of
+ [_Type,ExprLine | _] ->
+ {lists:reverse([{clause,CL}|CLs]), ExprLine};
+ _ ->
+ {lists:reverse([{clause,CL}|CLs]), CL}
+ catch
+ _:_ ->
+ {lists:reverse([{clause,CL}|CLs]), CL}
+ end;
+
+find_clause_lines([{clause,CL,_Params,_Op,_Exprs} | Cs], CLs) ->
+ find_clause_lines(Cs, [{clause,CL}|CLs]).
+
+%%%-----------------------------------------------------------------
%%% Add a link target for each line and one for each function definition.
-build_html(SFd,DFd,Encoding,Functions) ->
- build_html(SFd,DFd,Encoding,file:read_line(SFd),1,Functions,false).
+build_html(SFd,DFd,Encoding,FuncsAndCs) ->
+ build_html(SFd,DFd,Encoding,file:read_line(SFd),1,FuncsAndCs,
+ false,undefined).
-build_html(SFd,DFd,Encoding,{ok,Str},L,[{F,A,L}|Functions],_IsFuncDef) ->
+%% function start line found
+build_html(SFd,DFd,Enc,{ok,Str},L0,[{F,A,L0,LastL}|FuncsAndCs],
+ _IsFuncDef,_FAndLastL) ->
FALink = test_server_ctrl:uri_encode(F++"-"++integer_to_list(A),utf8),
- file:write(DFd,["<a name=\"",to_raw_list(FALink,Encoding),"\"/>"]),
- build_html(SFd,DFd,Encoding,{ok,Str},L,Functions,true);
-build_html(SFd,DFd,Encoding,{ok,Str},L,[{clause,L}|Functions],_IsFuncDef) ->
- build_html(SFd,DFd,Encoding,{ok,Str},L,Functions,true);
-build_html(SFd,DFd,Encoding,{ok,Str},L,Functions,IsFuncDef) ->
+ file:write(DFd,["<a name=\"",to_raw_list(FALink,Enc),"\"/>"]),
+ build_html(SFd,DFd,Enc,{ok,Str},L0,FuncsAndCs,true,{F,LastL});
+%% line of last expression in function found
+build_html(SFd,DFd,Enc,{ok,Str},LastL,FuncsAndCs,_IsFuncDef,{F,LastL}) ->
+ LastLineLink = test_server_ctrl:uri_encode(F++"-last_expr",utf8),
+ file:write(DFd,["<a name=\"",
+ to_raw_list(LastLineLink,Enc),"\"/>"]),
+ build_html(SFd,DFd,Enc,{ok,Str},LastL,FuncsAndCs,true,undefined);
+build_html(SFd,DFd,Enc,{ok,Str},L,[{clause,L}|FuncsAndCs],
+ _IsFuncDef,FAndLastL) ->
+ build_html(SFd,DFd,Enc,{ok,Str},L,FuncsAndCs,true,FAndLastL);
+build_html(SFd,DFd,Enc,{ok,Str},L,FuncsAndCs,IsFuncDef,FAndLastL) ->
LStr = line_number(L),
Str1 = line(Str,IsFuncDef),
file:write(DFd,[LStr,Str1]),
- build_html(SFd,DFd,Encoding,file:read_line(SFd),L+1,Functions,false);
-build_html(_SFd,_DFd,_Encoding,eof,L,_Functions,_IsFuncDef) ->
+ build_html(SFd,DFd,Enc,file:read_line(SFd),L+1,FuncsAndCs,false,FAndLastL);
+build_html(_SFd,_DFd,_Enc,eof,L,_FuncsAndCs,_IsFuncDef,_FAndLastL) ->
L.
line_number(L) ->