From d9daff6d87c217ba7d3cba00642710e473e9b226 Mon Sep 17 00:00:00 2001 From: Hans Bolinder Date: Fri, 26 Jun 2015 14:09:43 +0200 Subject: stdlib: Remove deprecated functions in erl_parse and erl_scan The recently added module erl_anno can no longer handle negative line numbers. --- lib/dialyzer/test/r9c_SUITE_data/results/mnesia | 2 +- .../small_SUITE_data/src/big_external_type.erl | 6 +- .../test/small_SUITE_data/src/big_local_type.erl | 6 +- lib/stdlib/doc/src/erl_scan.xml | 185 +------------- lib/stdlib/src/erl_anno.erl | 96 ++----- lib/stdlib/src/erl_lint.erl | 22 +- lib/stdlib/src/erl_parse.yrl | 27 -- lib/stdlib/src/erl_scan.erl | 267 ++------------------ lib/stdlib/src/otp_internal.erl | 45 ++-- lib/stdlib/test/erl_anno_SUITE.erl | 72 +----- lib/stdlib/test/erl_lint_SUITE.erl | 38 +-- lib/stdlib/test/erl_scan_SUITE.erl | 279 ++++++++------------- 12 files changed, 192 insertions(+), 853 deletions(-) (limited to 'lib') diff --git a/lib/dialyzer/test/r9c_SUITE_data/results/mnesia b/lib/dialyzer/test/r9c_SUITE_data/results/mnesia index b73943422a..1dc5a105bf 100644 --- a/lib/dialyzer/test/r9c_SUITE_data/results/mnesia +++ b/lib/dialyzer/test/r9c_SUITE_data/results/mnesia @@ -35,6 +35,6 @@ mnesia_schema.erl:1258: Guard test FromS::'disc_copies' | 'disc_only_copies' | ' mnesia_schema.erl:1639: The pattern {'false', 'mandatory'} can never match the type {'false','optional'} mnesia_schema.erl:2434: The variable Reason can never match since previous clauses completely covered the type {'error',_} | {'ok',_} mnesia_schema.erl:451: Guard test UseDirAnyway::'false' == 'true' can never succeed -mnesia_text.erl:180: The variable T can never match since previous clauses completely covered the type {'error',{integer(),atom() | tuple(),_}} | {'ok',_} +mnesia_text.erl:180: The variable T can never match since previous clauses completely covered the type {'error',{non_neg_integer(),atom() | tuple(),_}} | {'ok',_} mnesia_tm.erl:1522: Function commit_participant/5 has no local return mnesia_tm.erl:2169: Function system_terminate/4 has no local return diff --git a/lib/dialyzer/test/small_SUITE_data/src/big_external_type.erl b/lib/dialyzer/test/small_SUITE_data/src/big_external_type.erl index ab84e94106..9ad4810a5e 100644 --- a/lib/dialyzer/test/small_SUITE_data/src/big_external_type.erl +++ b/lib/dialyzer/test/small_SUITE_data/src/big_external_type.erl @@ -36,7 +36,7 @@ %% Start of Abstract Format --type line() :: erl_scan:line(). +-type line() :: erl_anno:line(). -export_type([af_record_index/0, af_record_field/1, af_record_name/0, af_field_name/0, af_function_decl/0]). @@ -332,8 +332,8 @@ %% End of Abstract Format -type error_description() :: term(). --type error_info() :: {erl_scan:line(), module(), error_description()}. --type token() :: {Tag :: atom(), Line :: erl_scan:line()}. +-type error_info() :: {erl_anno:line(), module(), error_description()}. +-type token() :: {Tag :: atom(), Line :: erl_scan:anno()}. %% mkop(Op, Arg) -> {op,Line,Op,Arg}. %% mkop(Left, Op, Right) -> {op,Line,Op,Left,Right}. diff --git a/lib/dialyzer/test/small_SUITE_data/src/big_local_type.erl b/lib/dialyzer/test/small_SUITE_data/src/big_local_type.erl index fc7c5241a8..fe567ff10d 100644 --- a/lib/dialyzer/test/small_SUITE_data/src/big_local_type.erl +++ b/lib/dialyzer/test/small_SUITE_data/src/big_local_type.erl @@ -36,7 +36,7 @@ %% Start of Abstract Format --type line() :: erl_scan:line(). +-type line() :: erl_anno:line(). -export_type([af_module/0, af_export/0, af_import/0, af_fa_list/0, af_compile/0, af_file/0, af_record_decl/0, @@ -329,8 +329,8 @@ %% End of Abstract Format -type error_description() :: term(). --type error_info() :: {erl_scan:line(), module(), error_description()}. --type token() :: {Tag :: atom(), Line :: erl_scan:line()}. +-type error_info() :: {erl_anno:line(), module(), error_description()}. +-type token() :: {Tag :: atom(), Line :: erl_anno:line()}. %% mkop(Op, Arg) -> {op,Line,Op,Arg}. %% mkop(Left, Op, Right) -> {op,Line,Op,Left,Right}. diff --git a/lib/stdlib/doc/src/erl_scan.xml b/lib/stdlib/doc/src/erl_scan.xml index 18e988e286..01b845a039 100644 --- a/lib/stdlib/doc/src/erl_scan.xml +++ b/lib/stdlib/doc/src/erl_scan.xml @@ -39,39 +39,15 @@ Erlang tokens.

- - - - - - - - - - - - - - - - - - - - - - - - @@ -87,9 +63,6 @@ - - - @@ -122,25 +95,23 @@ StartLocation, []).

StartLocation indicates the initial location when scanning starts. If StartLocation is a line, - attributes() as well as EndLocation and + Anno as well as EndLocation and ErrorLocation will be lines. If StartLocation is a pair of a line and a column - attributes() takes the form of an opaque compound + Anno takes the form of an opaque compound data type, and EndLocation and ErrorLocation will be pairs of a line and a column. The token - attributes contain information about the column and the + annotations contain information about the column and the line where the token begins, as well as the text of the token (if the text option is given), all of which can - be accessed by calling token_info/1,2, attributes_info/1,2, + be accessed by calling column/1, line/1, location/1, and text/1.

A token is a tuple containing information about - syntactic category, the token attributes, and the actual + syntactic category, the token annotations, and the actual terminal symbol. For punctuation characters (e.g. ;, |) and reserved words, the category and the symbol coincide, and the token is represented by a two-tuple. @@ -172,7 +143,7 @@

Short for [return_comments, return_white_spaces].

text -

Include the token's text in the token attributes. The +

Include the token's text in the token annotation. The text is the part of the input corresponding to the token.

 @@ -305,150 +276,6 @@

- - - Return information about a token - -

Returns a list containing information about the token - Token. The order of the - TokenInfoTuples is not - defined. See token_info/2 for - information about specific - TokenInfoTuples.

-

Note that if token_info(Token, TokenItem) returns - undefined for some TokenItem, the - item is not included in TokenInfo.

- - - - - - - - Return information about a token - -

Returns a list containing information about the token - Token. If one single - TokenItem is given the returned value is - the corresponding - TokenInfoTuple, or undefined if the - TokenItem has no value. If a list of - TokenItems is given the result is a list of - TokenInfoTuple. The - TokenInfoTuples will - appear with the corresponding TokenItems in - the same order as the TokenItems - appear in the list of TokenItems. - TokenItems with no value are not included - in the list of TokenInfoTuple.

-

The following TokenInfoTuples with corresponding - TokenItems are valid:

- - {category, - category()} -

The category of the token.

- - {column, - column()} -

The column where the token begins.

- - {length, integer() > 0} -

The length of the token's text.

- - {line, - line()} -

The line where the token begins.

- - {location, - location()} -

The line and column where the token begins, or - just the line if the column unknown.

- - {symbol, - symbol()} -

The token's symbol.

- - {text, string()} -

The token's text.

- - - - - - - Return information about token attributes - -

Returns a list containing information about the token - attributes Attributes. The order of the - AttributeInfoTuples is not defined. - See attributes_info/2 for - information about specific - AttributeInfoTuples.

-

Note that if attributes_info(Token, AttributeItem) - returns undefined for some AttributeItem in - the list above, the item is not included in - AttributesInfo.

- - - - - - Return information about a token attributes - - -

Returns a list containing information about the token - attributes Attributes. If one single - AttributeItem is given the returned value is the - corresponding AttributeInfoTuple, - or undefined if the AttributeItem - has no value. If a list of AttributeItem - is given the result is a list of - AttributeInfoTuple. - The AttributeInfoTuples - will appear with the corresponding AttributeItems - in the same order as the AttributeItems - appear in the list of AttributeItems. - AttributeItems with no - value are not included in the list of - AttributeInfoTuple.

-

The following AttributeInfoTuples with - corresponding AttributeItems are valid:

- - {column, - column()} -

The column where the token begins.

- - {length, integer() > 0} -

The length of the token's text.

- - {line, - line()} -

The line where the token begins.

- - {location, - location()} -

The line and column where the token begins, or - just the line if the column unknown.

- - {text, string()} -

The token's text.

- - - - - - - Set a token attribute value - -

Sets the value of the line attribute of the token - attributes Attributes.

-

The SetAttributeFun is called with the value of - the line attribute, and is to return the new value of - the line attribute.

- - Format an error descriptor diff --git a/lib/stdlib/src/erl_anno.erl b/lib/stdlib/src/erl_anno.erl index 143318aa55..d32c34dabd 100644 --- a/lib/stdlib/src/erl_anno.erl +++ b/lib/stdlib/src/erl_anno.erl @@ -33,7 +33,7 @@ -export_type([anno_term/0]). --define(LN(L), is_integer(L)). +-define(LN(L), is_integer(L), L >= 0). -define(COL(C), (is_integer(C) andalso C >= 1)). %% Location. @@ -52,13 +52,13 @@ | {'record', record()} | {'text', string()}. --type anno() :: location() | [annotation(), ...]. +-opaque anno() :: location() | [annotation(), ...]. -type anno_term() :: term(). -type column() :: pos_integer(). -type generated() :: boolean(). -type filename() :: file:filename_all(). --type line() :: integer(). +-type line() :: non_neg_integer(). -type location() :: line() | {line(), column()}. -type record() :: boolean(). -type text() :: string(). @@ -90,9 +90,13 @@ to_term(Anno) -> -ifdef(DEBUG). from_term(Term) when is_list(Term) -> Term; +from_term(Line) when is_integer(Line), Line < 0 -> % Before OTP 19 + set_generated(true, new(-Line)); from_term(Term) -> [{location, Term}]. -else. +from_term(Line) when is_integer(Line), Line < 0 -> % Before OTP 19 + set_generated(true, new(-Line)); from_term(Term) -> Term. -endif. @@ -198,18 +202,11 @@ file(Anno) -> Anno :: anno(). generated(Line) when ?ALINE(Line) -> - Line =< 0; + false; generated({Line, Column}) when ?ALINE(Line), ?ACOLUMN(Column) -> - Line =< 0; + false; generated(Anno) -> - _ = anno_info(Anno, generated, false), - {location, Location} = lists:keyfind(location, 1, Anno), - case Location of - {Line, _Column} -> - Line =< 0; - Line -> - Line =< 0 - end. + anno_info(Anno, generated, false). -spec line(Anno) -> line() when Anno :: anno(). @@ -226,18 +223,11 @@ line(Anno) -> Anno :: anno(). location(Line) when ?ALINE(Line) -> - abs(Line); -location({Line, Column}) when ?ALINE(Line), ?ACOLUMN(Column) -> - {abs(Line), Column}; + Line; +location({Line, Column}=Location) when ?ALINE(Line), ?ACOLUMN(Column) -> + Location; location(Anno) -> - case anno_info(Anno, location) of - Line when Line < 0 -> - -Line; - {Line, Column} when Line < 0 -> - {-Line, Column}; - Location -> - Location - end. + anno_info(Anno, location). -spec record(Anno) -> record() when Anno :: anno(). @@ -270,31 +260,8 @@ set_file(File, Anno) -> Generated :: generated(), Anno :: anno(). -set_generated(true, Line) when ?ALINE(Line) -> - -abs(Line); -set_generated(false, Line) when ?ALINE(Line) -> - abs(Line); -set_generated(true, {Line, Column}) when ?ALINE(Line), - ?ACOLUMN(Column) -> - {-abs(Line),Column}; -set_generated(false, {Line, Column}) when ?ALINE(Line), - ?ACOLUMN(Column) -> - {abs(Line),Column}; set_generated(Generated, Anno) -> - _ = set(generated, Generated, Anno), - {location, Location} = lists:keyfind(location, 1, Anno), - NewLocation = - case Location of - {Line, Column} when Generated -> - {-abs(Line), Column}; - {Line, Column} when not Generated -> - {abs(Line), Column}; - Line when Generated -> - -abs(Line); - Line when not Generated -> - abs(Line) - end, - lists:keyreplace(location, 1, Anno, {location, NewLocation}). + set(generated, Generated, Anno). -spec set_line(Line, Anno) -> Anno when Line :: line(), @@ -313,38 +280,17 @@ set_line(Line, Anno) -> Anno :: anno(). set_location(Line, L) when ?ALINE(L), ?LLINE(Line) -> - new_location(fix_line(Line, L)); + new_location(Line); set_location(Line, {L, Column}) when ?ALINE(L), ?ACOLUMN(Column), ?LLINE(Line) -> - new_location(fix_line(Line, L)); + new_location(Line); set_location({L, C}=Loc, Line) when ?ALINE(Line), ?LLINE(L), ?LCOLUMN(C) -> - new_location(fix_location(Loc, Line)); + new_location(Loc); set_location({L, C}=Loc, {Line, Column}) when ?ALINE(Line), ?ACOLUMN(Column), ?LLINE(L), ?LCOLUMN(C) -> - new_location(fix_location(Loc, Line)); + new_location(Loc); set_location(Location, Anno) -> - _ = set(location, Location, Anno), - {location, OldLocation} = lists:keyfind(location, 1, Anno), - NewLocation = - case {Location, OldLocation} of - {{_Line, _Column}=Loc, {L, _C}} -> - fix_location(Loc, L); - {Line, {L, _C}} -> - fix_line(Line, L); - {{_Line, _Column}=Loc, L} -> - fix_location(Loc, L); - {Line, L} -> - fix_line(Line, L) - end, - lists:keyreplace(location, 1, Anno, {location, NewLocation}). - -fix_location({Line, Column}, OldLine) -> - {fix_line(Line, OldLine), Column}. - -fix_line(Line, OldLine) when OldLine < 0, Line > 0 -> - -Line; -fix_line(Line, _OldLine) -> - Line. + set(location, Location, Anno). -spec set_record(Record, Anno) -> Anno when Record :: record(), @@ -383,7 +329,7 @@ set_anno(Item, Value, Anno) -> _ -> lists:keyreplace(Item, 1, Anno, {Item, Value}) end, - simplify(R) + reset_simplify(R) end. reset(Anno, Item) -> diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl index c4cb5fdc80..a5f0e7dbd3 100644 --- a/lib/stdlib/src/erl_lint.erl +++ b/lib/stdlib/src/erl_lint.erl @@ -31,12 +31,8 @@ -export([is_guard_expr/1]). -export([bool_option/4,value_option/3,value_option/7]). --export([modify_line/2]). - -import(lists, [member/2,map/2,foldl/3,foldr/3,mapfoldl/3,all/2,reverse/1]). --deprecated([{modify_line, 2, next_major_release}]). - %% bool_option(OnOpt, OffOpt, Default, Options) -> boolean(). %% value_option(Flag, Default, Options) -> Value. %% value_option(Flag, Default, OnOpt, OnVal, OffOpt, OffVal, Options) -> @@ -79,7 +75,7 @@ value_option(Flag, Default, On, OnVal, Off, OffVal, Opts) -> %%-define(DEBUGF(X,Y), io:format(X, Y)). -define(DEBUGF(X,Y), void). --type line() :: erl_anno:line(). % a convenient alias +-type line() :: erl_anno:anno(). % a convenient alias -type fa() :: {atom(), arity()}. % function+arity -type ta() :: {atom(), arity()}. % type+arity @@ -238,6 +234,9 @@ format_error({removed, MFA, ReplacementMFA, Rel}) -> "use ~s", [format_mfa(MFA), Rel, format_mfa(ReplacementMFA)]); format_error({removed, MFA, String}) when is_list(String) -> io_lib:format("~s: ~s", [format_mfa(MFA), String]); +format_error({removed_type, MNA, ReplacementMNA, Rel}) -> + io_lib:format("the type ~s was removed in ~s; use ~s instead", + [format_mna(MNA), Rel, format_mna(ReplacementMNA)]); format_error({obsolete_guard, {F, A}}) -> io_lib:format("~p/~p obsolete", [F, A]); format_error({too_many_arguments,Arity}) -> @@ -413,6 +412,9 @@ format_mfa({M, F, A}) when is_integer(A) -> format_mf(M, F, ArityString) when is_atom(M), is_atom(F) -> atom_to_list(M) ++ ":" ++ atom_to_list(F) ++ "/" ++ ArityString. +format_mna({M, N, A}) when is_integer(A) -> + atom_to_list(M) ++ ":" ++ atom_to_list(N) ++ gen_type_paren(A). + format_where(L) when is_integer(L) -> io_lib:format("(line ~p)", [L]); format_where({L,C}) when is_integer(L), is_integer(C) -> @@ -3482,13 +3484,6 @@ vt_no_unused(Vt) -> [V || {_,{_,U,_L}}=V <- Vt, U =/= unused]. copy_expr(Expr, Anno) -> erl_parse:map_anno(fun(_A) -> Anno end, Expr). -%% modify_line(Form, Fun) -> Form -%% modify_line(Expression, Fun) -> Expression -%% Applies Fun to each line number occurrence. - -modify_line(T, F0) -> - erl_parse:map_anno(F0, T). - %% Check a record_info call. We have already checked that it is not %% shadowed by an import. @@ -3557,6 +3552,7 @@ deprecated_function(Line, M, F, As, St) -> St end. +-dialyzer({no_match, deprecated_type/5}). deprecated_type(L, M, N, As, St) -> NAs = length(As), case otp_internal:obsolete_type(M, N, NAs) of @@ -3567,6 +3563,8 @@ deprecated_type(L, M, N, As, St) -> false -> St end; + {removed, Replacement, Rel} -> + add_warning(L, {removed_type, {M,N,NAs}, Replacement, Rel}, St); no -> St end. diff --git a/lib/stdlib/src/erl_parse.yrl b/lib/stdlib/src/erl_parse.yrl index e82282421e..206b0c6e7b 100644 --- a/lib/stdlib/src/erl_parse.yrl +++ b/lib/stdlib/src/erl_parse.yrl @@ -525,11 +525,6 @@ Erlang code. -export([type_inop_prec/1,type_preop_prec/1]). -export([map_anno/2, fold_anno/3, mapfold_anno/3, new_anno/1, anno_to_term/1, anno_from_term/1]). --export([set_line/2,get_attribute/2,get_attributes/1]). - --deprecated([{set_line, 2, next_major_release}, - {get_attribute, 2, next_major_release}, - {get_attributes, 1, next_major_release}]). %% The following directive is needed for (significantly) faster compilation %% of the generated .erl file by the HiPE compiler. Please do not remove. @@ -1118,28 +1113,6 @@ type_preop_prec('-') -> {600,700}; type_preop_prec('bnot') -> {600,700}; type_preop_prec('#') -> {700,800}. -%%% [Experimental]. The parser just copies the attributes of the -%%% scanner tokens to the abstract format. This design decision has -%%% been hidden to some extent: use set_line() and get_attribute() to -%%% access the second element of (almost all) of the abstract format -%%% tuples. A typical use is to negate line numbers to prevent the -%%% compiler from emitting warnings and errors. The second element can -%%% (of course) be set to any value, but then these functions no -%%% longer apply. To get all present attributes as a property list -%%% get_attributes() should be used. - --compile({nowarn_deprecated_function,{erl_scan,set_attribute,3}}). -set_line(L, F) -> - erl_scan:set_attribute(line, L, F). - --compile({nowarn_deprecated_function,{erl_scan,attributes_info,2}}). -get_attribute(L, Name) -> - erl_scan:attributes_info(L, Name). - --compile({nowarn_deprecated_function,{erl_scan,attributes_info,1}}). -get_attributes(L) -> - erl_scan:attributes_info(L). - -spec map_anno(Fun, Abstr) -> NewAbstr when Fun :: fun((Anno) -> Anno), Anno :: erl_anno:anno(), diff --git a/lib/stdlib/src/erl_scan.erl b/lib/stdlib/src/erl_scan.erl index d2f53816b8..47223b129c 100644 --- a/lib/stdlib/src/erl_scan.erl +++ b/lib/stdlib/src/erl_scan.erl @@ -52,25 +52,15 @@ %%% External exports -export([string/1,string/2,string/3,tokens/3,tokens/4, - format_error/1,reserved_word/1, - token_info/1,token_info/2, - attributes_info/1,attributes_info/2,set_attribute/3]). + format_error/1,reserved_word/1]). -export([column/1,end_location/1,line/1,location/1,text/1, category/1,symbol/1]). --deprecated([{attributes_info, 1, next_major_release}, - {attributes_info, 2, next_major_release}, - {set_attribute, 3, next_major_release}, - {token_info, 1, next_major_release}, - {token_info, 2, next_major_release}]). - %%% Private -export([continuation_location/1]). -export_type([error_info/0, - line/0, - location/0, options/0, return_cont/0, token/0, @@ -85,29 +75,18 @@ -define(ALINE(L), is_integer(L)). -define(STRING(S), is_list(S)). -define(RESWORDFUN(F), is_function(F, 1)). --define(SETATTRFUN(F), is_function(F, 1)). -type category() :: atom(). --type column() :: pos_integer(). % Deprecated --type line() :: integer(). % Deprecated --type location() :: line() | {line(),column()}. % Deprecated -type resword_fun() :: fun((atom()) -> boolean()). -type option() :: 'return' | 'return_white_spaces' | 'return_comments' | 'text' | {'reserved_word_fun', resword_fun()}. -type options() :: option() | [option()]. -type symbol() :: atom() | float() | integer() | string(). --type info_line() :: integer() | term(). --type attributes_data() - :: [{'column', column()} | {'line', info_line()} | {'text', string()}] - | {line(), column()}. -%% The fact that {line(),column()} is a possible attributes() type -%% is hidden. --type attributes() :: line() | attributes_data(). --type token() :: {category(), attributes(), symbol()} - | {category(), attributes()}. +-type token() :: {category(), Anno :: erl_anno:anno(), symbol()} + | {category(), Anno :: erl_anno:anno()}. -type tokens() :: [token()]. -type error_description() :: term(). --type error_info() :: {location(), module(), error_description()}. +-type error_info() :: {erl_anno:location(), module(), error_description()}. %%% Local record. -record(erl_scan, @@ -136,8 +115,8 @@ format_error(Other) -> String :: string(), Return :: {'ok', Tokens :: tokens(), EndLocation} | {'error', ErrorInfo :: error_info(), ErrorLocation}, - EndLocation :: location(), - ErrorLocation :: location(). + EndLocation :: erl_anno:location(), + ErrorLocation :: erl_anno:location(). string(String) -> string(String, 1, []). @@ -145,9 +124,9 @@ string(String) -> String :: string(), Return :: {'ok', Tokens :: tokens(), EndLocation} | {'error', ErrorInfo :: error_info(), ErrorLocation}, - StartLocation :: location(), - EndLocation :: location(), - ErrorLocation :: location(). + StartLocation :: erl_anno:location(), + EndLocation :: erl_anno:location(), + ErrorLocation :: erl_anno:location(). string(String, StartLocation) -> string(String, StartLocation, []). @@ -156,9 +135,9 @@ string(String, StartLocation) -> Options :: options(), Return :: {'ok', Tokens :: tokens(), EndLocation} | {'error', ErrorInfo :: error_info(), ErrorLocation}, - StartLocation :: location(), - EndLocation :: location(), - ErrorLocation :: location(). + StartLocation :: erl_anno:location(), + EndLocation :: erl_anno:location(), + ErrorLocation :: erl_anno:location(). string(String, Line, Options) when ?STRING(String), ?ALINE(Line) -> string1(String, options(Options), Line, no_col, []); string(String, {Line,Column}, Options) when ?STRING(String), @@ -167,20 +146,23 @@ string(String, {Line,Column}, Options) when ?STRING(String), string1(String, options(Options), Line, Column, []). -type char_spec() :: string() | 'eof'. --type cont_fun() :: fun((char_spec(), #erl_scan{}, line(), column(), +-type cont_fun() :: fun((char_spec(), #erl_scan{}, + erl_anno:line(), erl_anno:column(), tokens(), any()) -> any()). -opaque return_cont() :: {erl_scan_continuation, - string(), column(), tokens(), line(), + string(), erl_anno:column(), tokens(), + erl_anno:line(), #erl_scan{}, any(), cont_fun()}. --type tokens_result() :: {'ok', Tokens :: tokens(), EndLocation :: location()} - | {'eof', EndLocation :: location()} +-type tokens_result() :: {'ok', Tokens :: tokens(), + EndLocation :: erl_anno:location()} + | {'eof', EndLocation :: erl_anno:location()} | {'error', ErrorInfo :: error_info(), - EndLocation :: location()}. + EndLocation :: erl_anno:location()}. -spec tokens(Continuation, CharSpec, StartLocation) -> Return when Continuation :: return_cont() | [], CharSpec :: char_spec(), - StartLocation :: location(), + StartLocation :: erl_anno:location(), Return :: {'done',Result :: tokens_result(),LeftOverChars :: char_spec()} | {'more', Continuation1 :: return_cont()}. tokens(Cont, CharSpec, StartLocation) -> @@ -189,7 +171,7 @@ tokens(Cont, CharSpec, StartLocation) -> -spec tokens(Continuation, CharSpec, StartLocation, Options) -> Return when Continuation :: return_cont() | [], CharSpec :: char_spec(), - StartLocation :: location(), + StartLocation :: erl_anno:location(), Options :: options(), Return :: {'done',Result :: tokens_result(),LeftOverChars :: char_spec()} | {'more', Continuation1 :: return_cont()}. @@ -257,155 +239,6 @@ symbol({_Category,_Anno,Symbol}) -> symbol(T) -> erlang:error(badarg, [T]). --type attribute_item() :: 'column' | 'length' | 'line' - | 'location' | 'text'. --type info_location() :: location() | term(). --type attribute_info() :: {'column', column()}| {'length', pos_integer()} - | {'line', info_line()} - | {'location', info_location()} - | {'text', string()}. --type token_item() :: 'category' | 'symbol' | attribute_item(). --type token_info() :: {'category', category()} | {'symbol', symbol()} - | attribute_info(). - --spec token_info(Token) -> TokenInfo when - Token :: token(), - TokenInfo :: [TokenInfoTuple :: token_info()]. -token_info(Token) -> - Items = [category,column,length,line,symbol,text], % undefined order - token_info(Token, Items). - --spec token_info(Token, TokenItem) -> TokenInfoTuple | 'undefined' when - Token :: token(), - TokenItem :: token_item(), - TokenInfoTuple :: token_info(); - (Token, TokenItems) -> TokenInfo when - Token :: token(), - TokenItems :: [TokenItem :: token_item()], - TokenInfo :: [TokenInfoTuple :: token_info()]. -token_info(_Token, []) -> - []; -token_info(Token, [Item|Items]) when is_atom(Item) -> - case token_info(Token, Item) of - undefined -> - token_info(Token, Items); - TokenInfo when is_tuple(TokenInfo) -> - [TokenInfo|token_info(Token, Items)] - end; -token_info({Category,_Attrs}, category=Item) -> - {Item,Category}; -token_info({Category,_Attrs,_Symbol}, category=Item) -> - {Item,Category}; -token_info({Category,_Attrs}, symbol=Item) -> - {Item,Category}; -token_info({_Category,_Attrs,Symbol}, symbol=Item) -> - {Item,Symbol}; -token_info({_Category,Attrs}, Item) -> - attributes_info(Attrs, Item); -token_info({_Category,Attrs,_Symbol}, Item) -> - attributes_info(Attrs, Item). - --spec attributes_info(Attributes) -> AttributesInfo when - Attributes :: attributes(), - AttributesInfo :: [AttributeInfoTuple :: attribute_info()]. -attributes_info(Attributes) -> - Items = [column,length,line,text], % undefined order - attributes_info(Attributes, Items). - --spec attributes_info - (Attributes, AttributeItem) -> AttributeInfoTuple | 'undefined' when - Attributes :: attributes(), - AttributeItem :: attribute_item(), - AttributeInfoTuple :: attribute_info(); - (Attributes, AttributeItems) -> AttributeInfo when - Attributes :: attributes(), - AttributeItems :: [AttributeItem :: attribute_item()], - AttributeInfo :: [AttributeInfoTuple :: attribute_info()]. -attributes_info(_Attrs, []) -> - []; -attributes_info(Attrs, [A|As]) when is_atom(A) -> - case attributes_info(Attrs, A) of - undefined -> - attributes_info(Attrs, As); - AttributeInfo when is_tuple(AttributeInfo) -> - [AttributeInfo|attributes_info(Attrs, As)] - end; -attributes_info({Line,Column}, column=Item) when ?ALINE(Line), - ?COLUMN(Column) -> - {Item,Column}; -attributes_info(Line, column) when ?ALINE(Line) -> - undefined; -attributes_info(Attrs, column=Item) -> - case attr_info(Attrs, Item) of - undefined -> - case erl_anno:column(Attrs) of - undefined -> - undefined; - Column -> - {Item,Column} - end; - T -> - T - end; -attributes_info(Attrs, length=Item) -> - case attributes_info(Attrs, text) of - undefined -> - undefined; - {text,Text} -> - {Item,length(Text)} - end; -attributes_info(Line, line=Item) when ?ALINE(Line) -> - {Item,Line}; -attributes_info({Line,Column}, line=Item) when ?ALINE(Line), - ?COLUMN(Column) -> - {Item,Line}; -attributes_info(Attrs, line=Item) -> - case attr_info(Attrs, Item) of - undefined -> - case attr_info(Attrs, location) of - {location,{Line,_Column}} -> - {Item,Line}; - {location,Line} -> - {Item,Line}; - undefined -> - undefined - end; - T -> - T - end; -attributes_info({Line,Column}=Location, location=Item) when ?ALINE(Line), - ?COLUMN(Column) -> - {Item,Location}; -attributes_info(Line, location=Item) when ?ALINE(Line) -> - {Item,Line}; -attributes_info(Attrs, location=Item) -> - {line,Line} = attributes_info(Attrs, line), - case attributes_info(Attrs, column) of - undefined -> - %% If set_attribute() has assigned a term such as {17,42} - %% to 'line', then Line will look like {Line,Column}. One - %% should not use 'location' but 'line' and 'column' in - %% such special cases. - {Item,Line}; - {column,Column} -> - {Item,{Line,Column}} - end; -attributes_info({Line,Column}, text) when ?ALINE(Line), ?COLUMN(Column) -> - undefined; -attributes_info(Line, text) when ?ALINE(Line) -> - undefined; -attributes_info(Attrs, text=Item) -> - attr_info(Attrs, Item); -attributes_info(T1, T2) -> - erlang:error(badarg, [T1,T2]). - --spec set_attribute(AttributeItem, Attributes, SetAttributeFun) -> Attributes when - AttributeItem :: 'line', - Attributes :: attributes(), - SetAttributeFun :: fun((info_line()) -> info_line()). -set_attribute(Tag, Attributes, Fun) when ?SETATTRFUN(Fun) -> - set_attr(Tag, Attributes, Fun). - %%% %%% Local functions %%% @@ -471,62 +304,6 @@ expand_opt(return, Os) -> expand_opt(O, Os) -> [O|Os]. -attr_info(Attrs, Item) -> - try lists:keyfind(Item, 1, Attrs) of - {_Item, _Value} = T -> - T; - false -> - undefined - catch - _:_ -> - erlang:error(badarg, [Attrs, Item]) - end. - --spec set_attr('line', attributes(), fun((line()) -> line())) -> attributes(). - -set_attr(line, Line, Fun) when ?ALINE(Line) -> - Ln = Fun(Line), - if - ?ALINE(Ln) -> - Ln; - true -> - [{line,Ln}] - end; -set_attr(line, {Line,Column}, Fun) when ?ALINE(Line), ?COLUMN(Column) -> - Ln = Fun(Line), - if - ?ALINE(Ln) -> - {Ln,Column}; - true -> - [{line,Ln},{column,Column}] - end; -set_attr(line=Tag, Attrs, Fun) when is_list(Attrs) -> - case lists:keyfind(Tag, 1, Attrs) of - {line,Line} -> - case lists:keyreplace(Tag, 1, Attrs, {line,Fun(Line)}) of - [{line,Ln}] when ?ALINE(Ln) -> - Ln; - As -> - As - end; - false -> - {location, Location} = lists:keyfind(location, 1, Attrs), - Ln = case Location of - {Line,Column} when ?ALINE(Line), ?COLUMN(Column) -> - {Fun(Line),Column}; - _ -> - Fun(Location) - end, - case lists:keyreplace(location, 1, Attrs, {location,Ln}) of - [{location,Ln}] when ?ALINE(Ln) -> - Ln; - As -> - As - end - end; -set_attr(T1, T2, T3) -> - erlang:error(badarg, [T1,T2,T3]). - tokens1(Cs, St, Line, Col, Toks, Fun, Any) when ?STRING(Cs); Cs =:= eof -> case Fun(Cs, St, Line, Col, Toks, Any) of {more,{Cs0,Ncol,Ntoks,Nline,Nany,Nfun}} -> diff --git a/lib/stdlib/src/otp_internal.erl b/lib/stdlib/src/otp_internal.erl index 2d77888512..27e195e1f3 100644 --- a/lib/stdlib/src/otp_internal.erl +++ b/lib/stdlib/src/otp_internal.erl @@ -597,38 +597,29 @@ obsolete_1(core_lib, is_literal_list, 1) -> obsolete_1(core_lib, literal_value, 1) -> {deprecated,{core_lib,concrete,1}}; obsolete_1(erl_scan, set_attribute, 3) -> - {deprecated, - "deprecated (will be removed in OTP 19); use erl_anno:set_line/2 instead"}; + {removed,{erl_anno,set_line,2},"19.0"}; obsolete_1(erl_scan, attributes_info, 1) -> - {deprecated, - "deprecated (will be removed in OTP 19); use " + {removed,"removed in 19.0; use " "erl_anno:{column,line,location,text}/1 instead"}; obsolete_1(erl_scan, attributes_info, 2) -> - {deprecated, - "deprecated (will be removed in OTP 19); use " + {removed,"removed in 19.0; use " "erl_anno:{column,line,location,text}/1 instead"}; obsolete_1(erl_scan, token_info, 1) -> - {deprecated, - "deprecated (will be removed in OTP 19); use " + {removed,"removed in 19.0; use " "erl_scan:{category,column,line,location,symbol,text}/1 instead"}; obsolete_1(erl_scan, token_info, 2) -> - {deprecated, - "deprecated (will be removed in OTP 19); use " + {removed,"removed in 19.0; use " "erl_scan:{category,column,line,location,symbol,text}/1 instead"}; obsolete_1(erl_parse, set_line, 2) -> - {deprecated, - "deprecated (will be removed in OTP 19); use erl_anno:set_line/2 instead"}; + {removed,{erl_anno,set_line,2},"19.0"}; obsolete_1(erl_parse, get_attributes, 1) -> - {deprecated, - "deprecated (will be removed in OTP 19); use " + {removed,"removed in 19.0; use " "erl_anno:{column,line,location,text}/1 instead"}; obsolete_1(erl_parse, get_attribute, 2) -> - {deprecated, - "deprecated (will be removed in OTP 19); use " + {removed,"removed in 19.0; use " "erl_anno:{column,line,location,text}/1 instead"}; obsolete_1(erl_lint, modify_line, 2) -> - {deprecated, - "deprecated (will be removed in OTP 19); use erl_parse:map_anno/2 instead"}; + {removed,{erl_parse,map_anno,2},"19.0"}; obsolete_1(ssl, negotiated_next_protocol, 1) -> {deprecated,{ssl,negotiated_protocol,1}}; @@ -698,26 +689,24 @@ is_snmp_agent_function(_, _) -> false. -spec obsolete_type(module(), atom(), arity()) -> 'no' | {tag(), string()} | {tag(), mfas(), release()}. +-dialyzer({no_match, obsolete_type/3}). obsolete_type(Module, Name, NumberOfVariables) -> case obsolete_type_1(Module, Name, NumberOfVariables) of -%% {deprecated=Tag,{_,_,_}=Replacement} -> -%% {Tag,Replacement,"in a future release"}; + {deprecated=Tag,{_,_,_}=Replacement} -> + {Tag,Replacement,"in a future release"}; {_,String}=Ret when is_list(String) -> Ret; -%% {_,_,_}=Ret -> -%% Ret; + {_,_,_}=Ret -> + Ret; no -> no end. obsolete_type_1(erl_scan,column,0) -> - {deprecated, - "deprecated (will be removed in OTP 19); use erl_anno:column() instead"}; + {removed,{erl_anno,column,0},"19.0"}; obsolete_type_1(erl_scan,line,0) -> - {deprecated, - "deprecated (will be removed in OTP 19); use erl_anno:line() instead"}; + {removed,{erl_anno,line,0},"19.0"}; obsolete_type_1(erl_scan,location,0) -> - {deprecated, - "deprecated (will be removed in OTP 19); use erl_anno:location() instead"}; + {removed,{erl_anno,location,0},"19.0"}; obsolete_type_1(_,_,_) -> no. diff --git a/lib/stdlib/test/erl_anno_SUITE.erl b/lib/stdlib/test/erl_anno_SUITE.erl index 66b02151a0..0369455846 100644 --- a/lib/stdlib/test/erl_anno_SUITE.erl +++ b/lib/stdlib/test/erl_anno_SUITE.erl @@ -34,7 +34,7 @@ init_per_testcase/2, end_per_testcase/2]). -export([new/1, is_anno/1, generated/1, end_location/1, file/1, - line/1, location/1, record/1, text/1, bad/1, neg_line/1]). + line/1, location/1, record/1, text/1, bad/1]). -export([parse_abstract/1, mapfold_anno/1]). @@ -43,7 +43,7 @@ all() -> groups() -> [{anno, [], [new, is_anno, generated, end_location, file, - line, location, record, text, bad, neg_line]}, + line, location, record, text, bad]}, {parse, [], [parse_abstract, mapfold_anno]}]. suite() -> [{ct_hooks,[ts_install_cth]}]. @@ -229,74 +229,6 @@ bad(_Config) -> (catch erl_anno:record(bad)), % 1st arg not opaque ok. -neg_line(doc) -> - ["Test negative line numbers (OTP 18)"]; -neg_line(_Config) -> - neg_line1(false), - neg_line1(true), - ok. - -neg_line1(TextToo) -> - Minus8_0 = erl_anno:new(-8), - Plus8_0 = erl_anno:new(8), - Minus8C_0 = erl_anno:new({-8, 17}), - Plus8C_0 = erl_anno:new({8, 17}), - - [Minus8, Plus8, Minus8C, Plus8C] = - [case TextToo of - true -> - erl_anno:set_text("foo", A); - false -> - A - end || A <- [Minus8_0, Plus8_0, Minus8C_0, Plus8C_0]], - - tst(-3, erl_anno:set_location(3, Minus8)), - tst(-3, erl_anno:set_location(-3, Plus8)), - tst(-3, erl_anno:set_location(-3, Minus8)), - tst({-3,9}, erl_anno:set_location({3, 9}, Minus8)), - tst({-3,9}, erl_anno:set_location({-3, 9}, Plus8)), - tst({-3,9}, erl_anno:set_location({-3, 9}, Minus8)), - tst(-3, erl_anno:set_location(3, Minus8C)), - tst(-3, erl_anno:set_location(-3, Plus8C)), - tst(-3, erl_anno:set_location(-3, Minus8C)), - tst({-3,9}, erl_anno:set_location({3, 9}, Minus8C)), - tst({-3,9}, erl_anno:set_location({-3, 9}, Plus8C)), - tst({-3,9}, erl_anno:set_location({-3, 9}, Minus8C)), - - tst(-8, erl_anno:set_generated(true, Plus8)), - tst(-8, erl_anno:set_generated(true, Minus8)), - tst({-8,17}, erl_anno:set_generated(true, Plus8C)), - tst({-8,17}, erl_anno:set_generated(true, Minus8C)), - tst(8, erl_anno:set_generated(false, Plus8)), - tst(8, erl_anno:set_generated(false, Minus8)), - tst({8,17}, erl_anno:set_generated(false, Plus8C)), - tst({8,17}, erl_anno:set_generated(false, Minus8C)), - - tst(-3, erl_anno:set_line(3, Minus8)), - tst(-3, erl_anno:set_line(-3, Plus8)), - tst(-3, erl_anno:set_line(-3, Minus8)), - tst({-3,17}, erl_anno:set_line(3, Minus8C)), - tst({-3,17}, erl_anno:set_line(-3, Plus8C)), - tst({-3,17}, erl_anno:set_line(-3, Minus8C)), - ok. - -tst(Term, Anno) -> - ?format("Term: ~p\n", [Term]), - ?format("Anno: ~p\n", [Anno]), - case anno_to_term(Anno) of - Term -> - ok; - Else -> - case lists:keyfind(location, 1, Else) of - {location, Term} -> - ok; - _Else2 -> - ?format("Else2 ~p\n", [_Else2]), - io:format("expected ~p\n got ~p\n", [Term, Else]), - exit({Term, Else}) - end - end. - parse_abstract(doc) -> ["Test erl_parse:new_anno/1, erl_parse:anno_to_term/1" ", and erl_parse:anno_from_term/1"]; diff --git a/lib/stdlib/test/erl_lint_SUITE.erl b/lib/stdlib/test/erl_lint_SUITE.erl index 0424e2b967..6c07dc1ec6 100644 --- a/lib/stdlib/test/erl_lint_SUITE.erl +++ b/lib/stdlib/test/erl_lint_SUITE.erl @@ -65,7 +65,7 @@ too_many_arguments/1, basic_errors/1,bin_syntax_errors/1, predef/1, - maps/1,maps_type/1,otp_11851/1,otp_12195/1 + maps/1,maps_type/1,otp_11851/1 ]). % Default timetrap timeout (set in init_per_testcase). @@ -94,7 +94,7 @@ all() -> bif_clash, behaviour_basic, behaviour_multiple, otp_11861, otp_7550, otp_8051, format_warn, {group, on_load}, too_many_arguments, basic_errors, bin_syntax_errors, predef, - maps, maps_type, otp_11851, otp_12195]. + maps, maps_type, otp_11851]. groups() -> [{unused_vars_warn, [], @@ -3835,40 +3835,6 @@ otp_11851(Config) when is_list(Config) -> [] = run(Config, Ts), ok. -otp_12195(doc) -> - "OTP-12195: Check obsolete types (tailor made for OTP 18)."; -otp_12195(Config) when is_list(Config) -> - Ts = [{otp_12195_1, - <<"-export_type([r1/0]). - -type r1() :: erl_scan:line() - | erl_scan:column() - | erl_scan:location() - | erl_anno:line().">>, - [], - {warnings,[{2,erl_lint, - {deprecated_type,{erl_scan,line,0}, - "deprecated (will be removed in OTP 19); " - "use erl_anno:line() instead"}}, - {3,erl_lint, - {deprecated_type,{erl_scan,column,0}, - "deprecated (will be removed in OTP 19); use " - "erl_anno:column() instead"}}, - {4,erl_lint, - {deprecated_type,{erl_scan,location,0}, - "deprecated (will be removed in OTP 19); " - "use erl_anno:location() instead"}}]}}, - {otp_12195_2, - <<"-export_type([r1/0]). - -compile(nowarn_deprecated_type). - -type r1() :: erl_scan:line() - | erl_scan:column() - | erl_scan:location() - | erl_anno:line().">>, - [], - []}], - [] = run(Config, Ts), - ok. - run(Config, Tests) -> F = fun({N,P,Ws,E}, BadL) -> case catch run_test(Config, P, Ws) of diff --git a/lib/stdlib/test/erl_scan_SUITE.erl b/lib/stdlib/test/erl_scan_SUITE.erl index 12ea3d128c..db669aae99 100644 --- a/lib/stdlib/test/erl_scan_SUITE.erl +++ b/lib/stdlib/test/erl_scan_SUITE.erl @@ -191,8 +191,7 @@ otp_7810(Config) when is_list(Config) -> ?line ok = more_chars(), ?line ok = more_options(), - ?line ok = attributes_info(), - ?line ok = set_attribute(), + ?line ok = anno_info(), ok. @@ -269,7 +268,7 @@ punctuations() -> comments() -> ?line test("a %%\n b"), - {ok,[],1} = erl_scan_string("%"), + ?line {ok,[],1} = erl_scan_string("%"), ?line test("a %%\n b"), {ok,[{atom,{1,1},a},{atom,{2,2},b}],{2,3}} = erl_scan_string("a %%\n b", {1,1}), @@ -338,7 +337,7 @@ base_integers() -> erl_scan:string(Str) end || {BS,S} <- [{"3","3"},{"15","f"}, {"12","c"}] ], - {ok,[{integer,1,239},{'@',1}],1} = erl_scan_string("16#ef@"), + ?line {ok,[{integer,1,239},{'@',1}],1} = erl_scan_string("16#ef@"), {ok,[{integer,{1,1},239},{'@',{1,6}}],{1,7}} = erl_scan_string("16#ef@", {1,1}, []), {ok,[{integer,{1,1},14},{atom,{1,5},g@}],{1,7}} = @@ -387,20 +386,15 @@ dots() -> R2 = erl_scan_string(S, {1,1}, []) end || {S, R, R2} <- Dot], - ?line {ok,[{dot,_}=T1],{1,2}} = erl_scan:string(".", {1,1}, text), - ?line [{column,1},{length,1},{line,1},{text,"."}] = - erl_scan:token_info(T1, [column, length, line, text]), - ?line {ok,[{dot,_}=T2],{1,3}} = erl_scan:string(".%", {1,1}, text), - ?line [{column,1},{length,1},{line,1},{text,"."}] = - erl_scan:token_info(T2, [column, length, line, text]), - ?line {ok,[{dot,_}=T3],{1,6}} = + {ok,[{dot,_}=T1],{1,2}} = erl_scan:string(".", {1,1}, text), + [1, 1, "."] = token_info(T1), + {ok,[{dot,_}=T2],{1,3}} = erl_scan:string(".%", {1,1}, text), + [1, 1, "."] = token_info(T2), + {ok,[{dot,_}=T3],{1,6}} = erl_scan:string(".% öh", {1,1}, text), - ?line [{column,1},{length,1},{line,1},{text,"."}] = - erl_scan:token_info(T3, [column, length, line, text]), - ?line {error,{{1,2},erl_scan,char},{1,3}} = - erl_scan:string(".$", {1,1}), - ?line {error,{{1,2},erl_scan,char},{1,4}} = - erl_scan:string(".$\\", {1,1}), + [1, 1, "."] = token_info(T3), + {error,{{1,2},erl_scan,char},{1,3}} = erl_scan:string(".$", {1,1}), + {error,{{1,2},erl_scan,char},{1,4}} = erl_scan:string(".$\\", {1,1}), test_string(". ", [{dot,{1,1}}]), test_string(". ", [{dot,{1,1}}]), @@ -413,18 +407,18 @@ dots() -> test_string(".a", [{'.',{1,1}},{atom,{1,2},a}]), test_string("%. \n. ", [{dot,{2,1}}]), - ?line {more,C} = erl_scan:tokens([], "%. ",{1,1}, return), + {more,C} = erl_scan:tokens([], "%. ",{1,1}, return), {done,{ok,[{comment,{1,1},"%. "}, {white_space,{1,4},"\n"}, {dot,{2,1}}], {2,3}}, ""} = erl_scan_tokens(C, "\n. ", {1,1}, return), % any loc, any options - ?line [test_string(S, R) || - {S, R} <- [{".$\n", [{'.',{1,1}},{char,{1,2},$\n}]}, - {"$\\\n", [{char,{1,1},$\n}]}, - {"'\\\n'", [{atom,{1,1},'\n'}]}, - {"$\n", [{char,{1,1},$\n}]}] ], + [test_string(S, R) || + {S, R} <- [{".$\n", [{'.',{1,1}},{char,{1,2},$\n}]}, + {"$\\\n", [{char,{1,1},$\n}]}, + {"'\\\n'", [{atom,{1,1},'\n'}]}, + {"$\n", [{char,{1,1},$\n}]}] ], ok. chars() -> @@ -540,8 +534,8 @@ eof() -> %% A dot followed by eof is special: ?line {more, C} = erl_scan:tokens([], "a.", 1), - {done,{ok,[{atom,1,a},{dot,1}],1},eof} = erl_scan_tokens(C,eof,1), - {ok,[{atom,1,foo},{dot,1}],1} = erl_scan_string("foo."), + ?line {done,{ok,[{atom,1,a},{dot,1}],1},eof} = erl_scan_tokens(C,eof,1), + ?line {ok,[{atom,1,foo},{dot,1}],1} = erl_scan_string("foo."), %% With column. {more, CCol} = erl_scan:tokens([], "a.", {1,1}), @@ -655,145 +649,72 @@ options() -> ok. more_options() -> - ?line {ok,[{atom,A1,foo}],{19,20}} = + {ok,[{atom,_,foo}=T1],{19,20}} = erl_scan:string("foo", {19,17},[]), - ?line [{column,17},{line,19}] = erl_scan:attributes_info(A1), - ?line {done,{ok,[{atom,A2,foo},{dot,_}],{19,22}},[]} = + {19,17} = erl_scan:location(T1), + {done,{ok,[{atom,_,foo}=T2,{dot,_}],{19,22}},[]} = erl_scan:tokens([], "foo. ", {19,17}, [bad_opt]), % type error - ?line [{column,17},{line,19}] = erl_scan:attributes_info(A2), - ?line {ok,[{atom,A3,foo}],{19,20}} = + {19,17} = erl_scan:location(T2), + {ok,[{atom,_,foo}=T3],{19,20}} = erl_scan:string("foo", {19,17},[text]), - ?line [{column,17},{length,3},{line,19},{text,"foo"}] = - erl_scan:attributes_info(A3), + {19,17} = erl_scan:location(T3), + "foo" = erl_scan:text(T3), - ?line {ok,[{atom,A4,foo}],1} = erl_scan:string("foo", 1, [text]), - ?line [{length,3},{line,1},{text,"foo"}] = erl_scan:attributes_info(A4), + {ok,[{atom,_,foo}=T4],1} = erl_scan:string("foo", 1, [text]), + 1 = erl_scan:line(T4), + 1 = erl_scan:location(T4), + "foo" = erl_scan:text(T4), ok. token_info() -> - ?line {ok,[T1],_} = erl_scan:string("foo", {1,18}, [text]), + {ok,[T1],_} = erl_scan:string("foo", {1,18}, [text]), {'EXIT',{badarg,_}} = - (catch {foo, erl_scan:token_info(T1, foo)}), % type error - ?line {line,1} = erl_scan:token_info(T1, line), - ?line {column,18} = erl_scan:token_info(T1, column), - ?line {length,3} = erl_scan:token_info(T1, length), - ?line {text,"foo"} = erl_scan:token_info(T1, text), - ?line [{category,atom},{column,18},{length,3},{line,1}, - {symbol,foo},{text,"foo"}] = - erl_scan:token_info(T1), - ?line [{length,3},{column,18}] = - erl_scan:token_info(T1, [length, column]), - ?line [{location,{1,18}}] = - erl_scan:token_info(T1, [location]), - ?line {category,atom} = erl_scan:token_info(T1, category), - ?line [{symbol,foo}] = erl_scan:token_info(T1, [symbol]), - - ?line {ok,[T2],_} = erl_scan:string("foo", 1, []), - ?line {line,1} = erl_scan:token_info(T2, line), - ?line undefined = erl_scan:token_info(T2, column), - ?line undefined = erl_scan:token_info(T2, length), - ?line undefined = erl_scan:token_info(T2, text), - ?line {location,1} = erl_scan:token_info(T2, location), - ?line [{category,atom},{line,1},{symbol,foo}] = erl_scan:token_info(T2), - ?line [{line,1}] = erl_scan:token_info(T2, [length, line]), - - ?line {ok,[T3],_} = erl_scan:string("=", 1, []), - ?line [{line,1}] = erl_scan:token_info(T3, [column, line]), - ?line {category,'='} = erl_scan:token_info(T3, category), - ?line [{symbol,'='}] = erl_scan:token_info(T3, [symbol]), + (catch {foo, erl_scan:category(foo)}), % type error + {'EXIT',{badarg,_}} = + (catch {foo, erl_scan:symbol(foo)}), % type error + atom = erl_scan:category(T1), + foo = erl_scan:symbol(T1), + + {ok,[T2],_} = erl_scan:string("foo", 1, []), + 1 = erl_scan:line(T2), + undefined = erl_scan:column(T2), + undefined = erl_scan:text(T2), + 1 = erl_scan:location(T2), + + {ok,[T3],_} = erl_scan:string("=", 1, []), + '=' = erl_scan:category(T3), + '=' = erl_scan:symbol(T3), ok. -attributes_info() -> - ?line {'EXIT',_} = - (catch {foo,erl_scan:attributes_info(foo)}), % type error - [{line,18}] = erl_scan:attributes_info(erl_anno:new(18)), - {location,19} = - erl_scan:attributes_info(erl_anno:new(19), location), - ?line {ok,[{atom,A0,foo}],_} = erl_scan:string("foo", 19, [text]), - ?line {location,19} = erl_scan:attributes_info(A0, location), - - ?line {ok,[{atom,A3,foo}],_} = erl_scan:string("foo", {1,3}, [text]), - ?line {line,1} = erl_scan:attributes_info(A3, line), - ?line {column,3} = erl_scan:attributes_info(A3, column), - ?line {location,{1,3}} = erl_scan:attributes_info(A3, location), - ?line {text,"foo"} = erl_scan:attributes_info(A3, text), - - ?line {ok,[{atom,A4,foo}],_} = erl_scan:string("foo", 2, [text]), - ?line {line,2} = erl_scan:attributes_info(A4, line), - ?line undefined = erl_scan:attributes_info(A4, column), - ?line {location,2} = erl_scan:attributes_info(A4, location), - ?line {text,"foo"} = erl_scan:attributes_info(A4, text), - - ?line {ok,[{atom,A5,foo}],_} = erl_scan:string("foo", {1,3}, []), - ?line {line,1} = erl_scan:attributes_info(A5, line), - ?line {column,3} = erl_scan:attributes_info(A5, column), - ?line {location,{1,3}} = erl_scan:attributes_info(A5, location), - ?line undefined = erl_scan:attributes_info(A5, text), - - ?line undefined = erl_scan:attributes_info([], line), % type error +anno_info() -> + {'EXIT',_} = + (catch {foo,erl_scan:line(foo)}), % type error + {ok,[{atom,_,foo}=T0],_} = erl_scan:string("foo", 19, [text]), + 19 = erl_scan:location(T0), + 19 = erl_scan:end_location(T0), + + {ok,[{atom,_,foo}=T3],_} = erl_scan:string("foo", {1,3}, [text]), + 1 = erl_scan:line(T3), + 3 = erl_scan:column(T3), + {1,3} = erl_scan:location(T3), + {1,6} = erl_scan:end_location(T3), + "foo" = erl_scan:text(T3), + + {ok,[{atom,_,foo}=T4],_} = erl_scan:string("foo", 2, [text]), + 2 = erl_scan:line(T4), + undefined = erl_scan:column(T4), + 2 = erl_scan:location(T4), + "foo" = erl_scan:text(T4), + + {ok,[{atom,_,foo}=T5],_} = erl_scan:string("foo", {1,3}, []), + 1 = erl_scan:line(T5), + 3 = erl_scan:column(T5), + {1,3} = erl_scan:location(T5), + undefined = erl_scan:text(T5), ok. -set_attribute() -> - F = fun(Line) -> -Line end, - Anno2 = erl_anno:new(2), - A0 = erl_scan:set_attribute(line, Anno2, F), - {line, -2} = erl_scan:attributes_info(A0, line), - ?line {ok,[{atom,A1,foo}],_} = erl_scan:string("foo", {9,17}), - ?line A2 = erl_scan:set_attribute(line, A1, F), - ?line {line,-9} = erl_scan:attributes_info(A2, line), - ?line {location,{-9,17}} = erl_scan:attributes_info(A2, location), - ?line [{line,-9},{column,17}] = - erl_scan:attributes_info(A2, [line,column,text]), - - F2 = fun(Line) -> {17,Line} end, - ?line Attr1 = erl_scan:set_attribute(line, 2, F2), - ?line {line,{17,2}} = erl_scan:attributes_info(Attr1, line), - ?line undefined = erl_scan:attributes_info(Attr1, column), - ?line {location,{17,2}} = % a bit mixed up - erl_scan:attributes_info(Attr1, location), - - ?line A3 = erl_scan:set_attribute(line, A1, F2), - ?line {line,{17,9}} = erl_scan:attributes_info(A3, line), - ?line {location,{{17,9},17}} = erl_scan:attributes_info(A3, location), - ?line [{line,{17,9}},{column,17}] = - erl_scan:attributes_info(A3, [line,column,text]), - - ?line {ok,[{atom,A4,foo}],_} = erl_scan:string("foo", {9,17}, [text]), - ?line A5 = erl_scan:set_attribute(line, A4, F), - ?line {line,-9} = erl_scan:attributes_info(A5, line), - ?line {location,{-9,17}} = erl_scan:attributes_info(A5, location), - ?line [{line,-9},{column,17},{text,"foo"}] = - erl_scan:attributes_info(A5, [line,column,text]), - - ?line {ok,[{atom,A6,foo}],_} = erl_scan:string("foo", 11, [text]), - ?line A7 = erl_scan:set_attribute(line, A6, F2), - %% Incompatible with pre 18: - %% {line,{17,11}} = erl_scan:attributes_info(A7, line), - {line,17} = erl_scan:attributes_info(A7, line), - ?line {location,{17,11}} = % mixed up - erl_scan:attributes_info(A7, location), - %% Incompatible with pre 18: - %% [{line,{17,11}},{text,"foo"}] = - %% erl_scan:attributes_info(A7, [line,column,text]), - [{line,17},{column,11},{text,"foo"}] = - erl_scan:attributes_info(A7, [line,column,text]), - - ?line {'EXIT',_} = - (catch {foo, erl_scan:set_attribute(line, [], F2)}), % type error - ?line {'EXIT',{badarg,_}} = - (catch {foo, erl_scan:set_attribute(column, [], F2)}), % type error - - Attr10 = erl_anno:new(8), - Attr20 = erl_scan:set_attribute(line, Attr10, - fun(L) -> {nos,'X',L} end), - %% OTP-9412 - Attr30 = erl_scan:set_attribute(line, Attr20, - fun({nos,_V,VL}) -> VL end), - 8 = erl_anno:to_term(Attr30), - ok. - column_errors() -> ?line {error,{{1,1},erl_scan,{string,$',""}},{1,3}} = % $' erl_scan:string("'\\",{1,1}), @@ -892,14 +813,13 @@ unicode() -> erl_scan_string(Qs, 1), {ok,[Q2],{1,9}} = erl_scan:string("$\\x{aaa}", {1,1}, [text]), - [{category,char},{column,1},{length,8}, - {line,1},{symbol,16#aaa},{text,Qs}] = - erl_scan:token_info(Q2), + [{category,char},{column,1},{line,1},{symbol,16#aaa},{text,Qs}] = + token_info_long(Q2), U1 = "\"\\x{aaa}\"", - {ok,[{string,A1,[2730]}],{1,10}} = erl_scan:string(U1, {1,1}, [text]), - [{line,1},{column,1},{text,"\"\\x{aaa}\""}] = - erl_scan:attributes_info(A1, [line, column, text]), + {ok,[{string,_,[2730]}=T1],{1,10}} = erl_scan:string(U1, {1,1}, [text]), + {1,1} = erl_scan:location(T1), + "\"\\x{aaa}\"" = erl_scan:text(T1), {ok,[{string,1,[2730]}],1} = erl_scan_string(U1, 1), U2 = "\"\\x41\\x{fff}\\x42\"", @@ -1012,16 +932,13 @@ otp_10302(Config) when is_list(Config) -> Qs = "$\\x{aaa}", {ok,[{char,1,2730}],1} = erl_scan_string(Qs, 1), {ok,[Q2],{1,9}} = erl_scan:string(Qs,{1,1},[text]), - [{category,char},{column,1},{length,8}, - {line,1},{symbol,16#aaa},{text,Qs}] = - erl_scan:token_info(Q2), - - Tags = [category, column, length, line, symbol, text], + [{category,char},{column,1},{line,1},{symbol,16#aaa},{text,Qs}] = + token_info_long(Q2), U1 = "\"\\x{aaa}\"", {ok,[T1],{1,10}} = erl_scan:string(U1, {1,1}, [text]), - [{category,string},{column,1},{length,9},{line,1}, - {symbol,[16#aaa]},{text,U1}] = erl_scan:token_info(T1, Tags), + [{category,string},{column,1},{line,1},{symbol,[16#aaa]},{text,U1}] = + token_info_long(T1), U2 = "\"\\x41\\x{fff}\\x42\"", {ok,[{string,1,[65,4095,66]}],1} = erl_scan_string(U2, 1), @@ -1353,9 +1270,7 @@ test_wsc([], []) -> ok; test_wsc([Token|Tokens], [Token2|Tokens2]) -> [Text, Text2] = [Text || - {text, Text} <- - [erl_scan:token_info(T, text) || - T <- [Token, Token2]]], + Text <- [erl_scan:text(T) || T <- [Token, Token2]]], Sz = erts_debug:size(Text), Sz2 = erts_debug:size({Text, Text2}), IsCompacted = Sz2 < 2*Sz+erts_debug:size({a,a}), @@ -1394,7 +1309,7 @@ all_same(L, Char) -> newlines_first([]) -> ok; newlines_first([Token|Tokens]) -> - {text,Text} = erl_scan:token_info(Token, text), + Text = erl_scan:text(Token), Nnls = length([C || C <- Text, C =:= $\n]), OK = case Text of [$\n|_] -> @@ -1414,7 +1329,7 @@ select_tokens(Tokens, Tags) -> lists:filter(fun(T) -> lists:member(element(1, T), Tags) end, Tokens). simplify([Token|Tokens]) -> - {line,Line} = erl_scan:token_info(Token, line), + Line = erl_scan:line(Token), [setelement(2, Token, erl_anno:new(Line)) | simplify(Tokens)]; simplify([]) -> []. @@ -1423,17 +1338,31 @@ get_text(Tokens) -> lists:flatten( [T || Token <- Tokens, - ({text,T} = erl_scan:token_info(Token, text)) =/= []]). + (T = erl_scan:text(Token)) =/= []]). test_decorated_tokens(String, Tokens) -> ToksAttrs = token_attrs(Tokens), test_strings(ToksAttrs, String, 1, 1). token_attrs(Tokens) -> - [{L,C,Len,T} || + [{L,C,length(T),T} || Token <- Tokens, - ([{line,L},{column,C},{length,Len},{text,T}] = - erl_scan:token_info(Token, [line,column,length,text])) =/= []]. + ([C,L,T] = token_info(Token)) =/= []]. + +token_info(T) -> + Column = erl_scan:column(T), + Line = erl_scan:line(T), + Text = erl_scan:text(T), + [Column, Line, Text]. + +token_info_long(T) -> + Column = erl_scan:column(T), + Line = erl_scan:line(T), + Text = erl_scan:text(T), + Category = erl_scan:category(T), + Symbol = erl_scan:symbol(T), + [{category,Category},{column,Column},{line,Line}, + {symbol,Symbol},{text,Text}]. test_strings([], _S, Line, Column) -> {Line,Column}; @@ -1514,8 +1443,7 @@ consistent_attributes([Ts | TsL]) -> L = [T || T <- Ts, is_integer(element(2, T))], case L of [] -> - TagsL = [[Tag || {Tag,_} <- - erl_scan:attributes_info(element(2, T))] || + TagsL = [[Tag || {Tag,_} <- defined(token_info_long(T))] || T <- Ts], case lists:usort(TagsL) of [_] -> @@ -1531,6 +1459,9 @@ consistent_attributes([Ts | TsL]) -> Ts end. +defined(L) -> + [{T,V} || {T,V} <- L, V =/= undefined]. + family_list(L) -> sofs:to_external(family(L)). -- cgit v1.2.3 From 7fd49429e85a1fe2c24b76bd5d3d8dfddc908822 Mon Sep 17 00:00:00 2001 From: Hans Bolinder Date: Tue, 30 Jun 2015 16:25:49 +0200 Subject: debugger: Fix a bug related to the use of the erl_anno module The (harmless) bug was introduced in 541e87f. --- lib/debugger/src/dbg_iload.erl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'lib') diff --git a/lib/debugger/src/dbg_iload.erl b/lib/debugger/src/dbg_iload.erl index 2a8bcd32d8..7746a06fcb 100644 --- a/lib/debugger/src/dbg_iload.erl +++ b/lib/debugger/src/dbg_iload.erl @@ -541,7 +541,7 @@ fun_clauses([]) -> []. new_map(Fs0, Anno, F) -> Line = ln(Anno), Fs1 = map_fields(Fs0, F), - Fs2 = [{ln(A),K,V} || {map_field_assoc,A,K,V} <- Fs1], + Fs2 = [{L,K,V} || {map_field_assoc,L,K,V} <- Fs1], try {value,Line,map_literal(Fs2, #{})} catch -- cgit v1.2.3 From 5ba36a3857eb2673d28fd33ec4655da41ee78d3d Mon Sep 17 00:00:00 2001 From: Hans Bolinder Date: Tue, 30 Jun 2015 16:43:02 +0200 Subject: test_server: Fix a bug related to the use of the erl_anno module The (harmless) bug was introduced in 42cf8b8. --- lib/test_server/src/erl2html2.erl | 31 ++++++++++++++++++++----------- 1 file changed, 20 insertions(+), 11 deletions(-) (limited to 'lib') diff --git a/lib/test_server/src/erl2html2.erl b/lib/test_server/src/erl2html2.erl index 2c63103264..e281c9de1b 100644 --- a/lib/test_server/src/erl2html2.erl +++ b/lib/test_server/src/erl2html2.erl @@ -170,23 +170,32 @@ get_line(Anno) -> %%%----------------------------------------------------------------- %%% 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 | _] when is_integer(ExprLine) -> - {lists:reverse([{clause,get_line(CL)}|CLs]), get_line(ExprLine)}; - [tree,_ | Exprs1] -> + case classify_exprs(Exprs) of + {anno, Anno} -> + {lists:reverse([{clause,get_line(CL)}|CLs]), get_line(Anno)}; + {tree, Exprs1} -> find_clause_lines([{clause,CL,undefined,undefined,Exprs1}], CLs); - [macro,{_var,ExprLine,_MACRO} | _] when is_integer(ExprLine) -> - {lists:reverse([{clause,get_line(CL)}|CLs]), get_line(ExprLine)}; - _ -> - {lists:reverse([{clause,get_line(CL)}|CLs]), get_line(CL)} - catch - _:_ -> + unknown -> {lists:reverse([{clause,get_line(CL)}|CLs]), get_line(CL)} end; - find_clause_lines([{clause,CL,_Params,_Op,_Exprs} | Cs], CLs) -> find_clause_lines(Cs, [{clause,get_line(CL)}|CLs]). +classify_exprs(Exprs) -> + case tuple_to_list(lists:last(Exprs)) of + [macro,{_var,Anno,_MACRO} | _] -> + {anno, Anno}; + [T,ExprAnno | Exprs1] -> + case erl_anno:is_anno(ExprAnno) of + true -> + {anno, ExprAnno}; + false when T =:= tree -> + {tree, Exprs1}; + false -> + unknown + end + end. + %%%----------------------------------------------------------------- %%% Add a link target for each line and one for each function definition. build_html(SFd,DFd,Encoding,FuncsAndCs) -> -- cgit v1.2.3 From d16c327bd35493a3687f7e07e2b332d2d18c5bc8 Mon Sep 17 00:00:00 2001 From: Hans Bolinder Date: Thu, 2 Jul 2015 13:28:46 +0200 Subject: syntax_tools: Use the erl_anno module a bit more --- lib/syntax_tools/src/erl_syntax.erl | 2 +- lib/syntax_tools/src/merl.erl | 22 ++++++++++++++++------ lib/syntax_tools/src/merl_transform.erl | 16 ++++++++++++---- 3 files changed, 29 insertions(+), 11 deletions(-) (limited to 'lib') diff --git a/lib/syntax_tools/src/erl_syntax.erl b/lib/syntax_tools/src/erl_syntax.erl index 3f2a3e05dd..97b5797b06 100644 --- a/lib/syntax_tools/src/erl_syntax.erl +++ b/lib/syntax_tools/src/erl_syntax.erl @@ -355,7 +355,7 @@ %% where `Pos' `Ann' and `Comments' are the corresponding values of a %% `tree' or `wrapper' record. --record(attr, {pos = 0 :: term(), +-record(attr, {pos = erl_anno:new(0) :: term(), ann = [] :: [term()], com = none :: 'none' | #com{}}). -type syntaxTreeAttributes() :: #attr{}. diff --git a/lib/syntax_tools/src/merl.erl b/lib/syntax_tools/src/merl.erl index 690306c17b..163ce48bbc 100644 --- a/lib/syntax_tools/src/merl.erl +++ b/lib/syntax_tools/src/merl.erl @@ -514,15 +514,17 @@ parse_forms([]) -> parse_2(Ts) -> %% one or more comma-separated expressions? %% (recall that Ts has no dot tokens if we get to this stage) - case erl_parse:parse_exprs(Ts ++ [{dot,0}]) of + A = a0(), + case erl_parse:parse_exprs(Ts ++ [{dot,A}]) of {ok, Exprs} -> Exprs; {error, E} -> - parse_3(Ts ++ [{'end',0}, {dot,0}], [E]) + parse_3(Ts ++ [{'end',A}, {dot,A}], [E]) end. parse_3(Ts, Es) -> %% try-clause or clauses? - case erl_parse:parse_exprs([{'try',0}, {atom,0,true}, {'catch',0} | Ts]) of + A = a0(), + case erl_parse:parse_exprs([{'try',A}, {atom,A,true}, {'catch',A} | Ts]) of {ok, [{'try',_,_,_,_,_}=X]} -> %% get the right kind of qualifiers in the clause patterns erl_syntax:try_expr_handlers(X); @@ -533,7 +535,8 @@ parse_3(Ts, Es) -> parse_4(Ts, Es) -> %% fun-clause or clauses? (`(a)' is also a pattern, but `(a,b)' isn't, %% so fun-clauses must be tried before normal case-clauses - case erl_parse:parse_exprs([{'fun',0} | Ts]) of + A = a0(), + case erl_parse:parse_exprs([{'fun',A} | Ts]) of {ok, [{'fun',_,{clauses,Cs}}]} -> Cs; {error, E} -> parse_5(Ts, [E|Es]) @@ -541,7 +544,8 @@ parse_4(Ts, Es) -> parse_5(Ts, Es) -> %% case-clause or clauses? - case erl_parse:parse_exprs([{'case',0}, {atom,0,true}, {'of',0} | Ts]) of + A = a0(), + case erl_parse:parse_exprs([{'case',A}, {atom,A,true}, {'of',A} | Ts]) of {ok, [{'case',_,_,Cs}]} -> Cs; {error, E} -> %% select the best error to report @@ -1210,7 +1214,7 @@ merge_comments(StartLine, Cs, [], Acc) -> merge_comments(StartLine, [], [], [erl_syntax:set_pos( erl_syntax:comment(Indent, Text), - StartLine + Line - 1) + anno(StartLine + Line - 1)) || {Line, _, Indent, Text} <- Cs] ++ Acc); merge_comments(StartLine, [C|Cs], [T|Ts], Acc) -> {Line, _Col, Indent, Text} = C, @@ -1228,3 +1232,9 @@ merge_comments(StartLine, [C|Cs], [T|Ts], Acc) -> [erl_syntax:comment(Indent, Text)], T), merge_comments(StartLine, Cs, [Tc|Ts], Acc) end. + +a0() -> + anno(0). + +anno(Location) -> + erl_anno:new(Location). diff --git a/lib/syntax_tools/src/merl_transform.erl b/lib/syntax_tools/src/merl_transform.erl index 66b06c8137..fe58b6a122 100644 --- a/lib/syntax_tools/src/merl_transform.erl +++ b/lib/syntax_tools/src/merl_transform.erl @@ -68,8 +68,7 @@ case_guard([{expr,_}, {text,Text}]) -> erl_syntax:is_literal(Text). case_body([{expr,Expr}, {text,_Text}], T) -> - pre_expand_case(Expr, erl_syntax:case_expr_clauses(T), - erl_syntax:get_pos(T)). + pre_expand_case(Expr, erl_syntax:case_expr_clauses(T), get_location(T)). post(T) -> merl:switch( @@ -79,7 +78,7 @@ post(T) -> lists:all(fun erl_syntax:is_literal/1, [F|As]) end, fun ([{args, As}, {function, F}]) -> - Line = erl_syntax:get_pos(F), + Line = get_location(F), [F1|As1] = lists:map(fun erl_syntax:concrete/1, [F|As]), eval_call(Line, F1, As1, T) end}, @@ -118,7 +117,7 @@ expand_qquote(_As, T, _StartPos) -> expand_template(F, [Pattern | Args], T) -> case erl_syntax:is_literal(Pattern) of true -> - Line = erl_syntax:get_pos(Pattern), + Line = get_location(Pattern), As = [erl_syntax:concrete(Pattern)], merl:qquote(Line, "merl:_@function(_@pattern, _@args)", [{function, F}, @@ -260,3 +259,12 @@ is_erlang_var([C|_]) when C >= $A, C =< $Z ; C >= $À, C =< $Þ, C /= $× -> true; is_erlang_var(_) -> false. + +get_location(T) -> + Pos = erl_syntax:get_pos(T), + case erl_anno:is_anno(Pos) of + true -> + erl_anno:location(Pos); + false -> + Pos + end. -- cgit v1.2.3