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authorHans Bolinder <[email protected]>2017-02-13 14:51:59 +0100
committerHans Bolinder <[email protected]>2017-03-08 14:11:49 +0100
commitacfebc2742721b08d35dccb29c192849c48284a7 (patch)
treef22952b4108a689dc6f7678da081c9650432bd85 /lib/stdlib
parentde736de7b0eee391e3411ecd515d7bdae1bdc16c (diff)
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stdlib: Extend functions in erl_parse to handle form_info()
For convenience, for instance in parse transforms, the different functions handling erl_anno:anno() can handle {eof, Location}, and are documented to handle all form_info().
Diffstat (limited to 'lib/stdlib')
-rw-r--r--lib/stdlib/src/erl_parse.yrl18
1 files changed, 10 insertions, 8 deletions
diff --git a/lib/stdlib/src/erl_parse.yrl b/lib/stdlib/src/erl_parse.yrl
index fd2e793ea4..2dcddeb8c2 100644
--- a/lib/stdlib/src/erl_parse.yrl
+++ b/lib/stdlib/src/erl_parse.yrl
@@ -1548,8 +1548,8 @@ type_preop_prec('#') -> {700,800}.
Fun :: fun((Anno) -> NewAnno),
Anno :: erl_anno:anno(),
NewAnno :: erl_anno:anno(),
- Abstr :: erl_parse_tree(),
- NewAbstr :: erl_parse_tree().
+ Abstr :: erl_parse_tree() | form_info(),
+ NewAbstr :: erl_parse_tree() | form_info().
map_anno(F0, Abstr) ->
F = fun(A, Acc) -> {F0(A), Acc} end,
@@ -1563,7 +1563,7 @@ map_anno(F0, Abstr) ->
Acc1 :: term(),
AccIn :: term(),
AccOut :: term(),
- Abstr :: erl_parse_tree().
+ Abstr :: erl_parse_tree() | form_info().
fold_anno(F0, Acc0, Abstr) ->
F = fun(A, Acc) -> {A, F0(A, Acc)} end,
@@ -1578,15 +1578,15 @@ fold_anno(F0, Acc0, Abstr) ->
Acc1 :: term(),
AccIn :: term(),
AccOut :: term(),
- Abstr :: erl_parse_tree(),
- NewAbstr :: erl_parse_tree().
+ Abstr :: erl_parse_tree() | form_info(),
+ NewAbstr :: erl_parse_tree() | form_info().
mapfold_anno(F, Acc0, Abstr) ->
modify_anno1(Abstr, Acc0, F).
-spec new_anno(Term) -> Abstr when
Term :: term(),
- Abstr :: erl_parse_tree().
+ Abstr :: erl_parse_tree() | form_info().
new_anno(Term) ->
F = fun(L, Acc) -> {erl_anno:new(L), Acc} end,
@@ -1594,14 +1594,14 @@ new_anno(Term) ->
NewAbstr.
-spec anno_to_term(Abstr) -> term() when
- Abstr :: erl_parse_tree().
+ Abstr :: erl_parse_tree() | form_info().
anno_to_term(Abstract) ->
F = fun(Anno, Acc) -> {erl_anno:to_term(Anno), Acc} end,
{NewAbstract, []} = modify_anno1(Abstract, [], F),
NewAbstract.
--spec anno_from_term(Term) -> erl_parse_tree() when
+-spec anno_from_term(Term) -> erl_parse_tree() | form_info() when
Term :: term().
anno_from_term(Term) ->
@@ -1646,6 +1646,8 @@ modify_anno1({warning,W}, Ac, _Mf) ->
{{warning,W},Ac};
modify_anno1({error,W}, Ac, _Mf) ->
{{error,W},Ac};
+modify_anno1({eof,L}, Ac, _Mf) ->
+ {{eof,L},Ac};
%% Expressions.
modify_anno1({clauses,Cs}, Ac, Mf) ->
{Cs1,Ac1} = modify_anno1(Cs, Ac, Mf),