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authorKostis Sagonas <[email protected]>2010-10-05 14:08:59 +0300
committerBjörn Gustavsson <[email protected]>2010-10-05 14:55:56 +0200
commit44d6f54d6782d63a25d80f6d920d67adb33bda52 (patch)
treea3ab2dd639ba2a56506901b6a0297c012b0e217f /lib
parent3cfec17ff7aff97c5ec862a8b9e97d245849f9c3 (diff)
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syntax_tools: Add types to record definitions
Diffstat (limited to 'lib')
-rw-r--r--lib/syntax_tools/src/erl_prettypr.erl16
-rw-r--r--lib/syntax_tools/src/erl_recomment.erl5
-rw-r--r--lib/syntax_tools/src/erl_syntax_lib.erl26
-rw-r--r--lib/syntax_tools/src/erl_tidy.erl15
-rw-r--r--lib/syntax_tools/src/igor.erl18
5 files changed, 47 insertions, 33 deletions
diff --git a/lib/syntax_tools/src/erl_prettypr.erl b/lib/syntax_tools/src/erl_prettypr.erl
index c2c72d1ed2..7caf0b3db6 100644
--- a/lib/syntax_tools/src/erl_prettypr.erl
+++ b/lib/syntax_tools/src/erl_prettypr.erl
@@ -50,11 +50,15 @@
-type hook() :: 'none'
| fun((erl_syntax:syntaxTree(), _, _) -> prettypr:document()).
+-type clause_t() :: 'case_expr' | 'cond_expr' | 'fun_expr'
+ | 'if_expr' | 'receive_expr' | 'try_expr'
+ | {'function', prettypr:document()}
+ | {'rule', prettypr:document()}.
-record(ctxt, {prec = 0 :: integer(),
sub_indent = 2 :: non_neg_integer(),
break_indent = 4 :: non_neg_integer(),
- clause = undefined,
+ clause = undefined :: clause_t() | 'undefined',
hook = ?NOHOOK :: hook(),
paper = ?PAPER :: integer(),
ribbon = ?RIBBON :: integer(),
@@ -599,9 +603,8 @@ lay_2(Node, Ctxt) ->
case_expr ->
Ctxt1 = reset_prec(Ctxt),
D1 = lay(erl_syntax:case_expr_argument(Node), Ctxt1),
- D2 = lay_clauses(
- erl_syntax:case_expr_clauses(Node),
- case_expr, Ctxt1),
+ D2 = lay_clauses(erl_syntax:case_expr_clauses(Node),
+ case_expr, Ctxt1),
sep([par([follow(text("case"), D1, Ctxt1#ctxt.sub_indent),
text("of")],
Ctxt1#ctxt.break_indent),
@@ -819,9 +822,8 @@ lay_2(Node, Ctxt) ->
receive_expr ->
Ctxt1 = reset_prec(Ctxt),
- D1 = lay_clauses(
- erl_syntax:receive_expr_clauses(Node),
- receive_expr, Ctxt1),
+ D1 = lay_clauses(erl_syntax:receive_expr_clauses(Node),
+ receive_expr, Ctxt1),
D2 = case erl_syntax:receive_expr_timeout(Node) of
none ->
D1;
diff --git a/lib/syntax_tools/src/erl_recomment.erl b/lib/syntax_tools/src/erl_recomment.erl
index 94e760dad7..919e9cfc5d 100644
--- a/lib/syntax_tools/src/erl_recomment.erl
+++ b/lib/syntax_tools/src/erl_recomment.erl
@@ -215,7 +215,8 @@ comment_delta(Text) ->
%% the source file itself, but have been included by preprocessing. This
%% way, comments will not be inserted into such parts by mistake.
--record(filter, {file = undefined, line = 0 :: integer()}).
+-record(filter, {file = undefined :: file:filename() | 'undefined',
+ line = 0 :: integer()}).
filter_forms(Fs) ->
filter_forms(Fs, false, #filter{}).
@@ -721,8 +722,6 @@ tree_node_attrs(#tree{attrs = Attrs}) ->
%% =====================================================================
%% General utility functions
-%% Just the generic "maximum" function
-
%% Return the least positive integer of X and Y, or zero if none of them
%% are positive. (This is necessary for computing minimum source line
%% numbers, since zero (or negative) numbers may occur, but they
diff --git a/lib/syntax_tools/src/erl_syntax_lib.erl b/lib/syntax_tools/src/erl_syntax_lib.erl
index 4808971a59..daef74e874 100644
--- a/lib/syntax_tools/src/erl_syntax_lib.erl
+++ b/lib/syntax_tools/src/erl_syntax_lib.erl
@@ -1134,21 +1134,21 @@ collect_attribute(_, {N, V}, Info) ->
%% Abstract datatype for collecting module information.
--record(forms, {module, exports, module_imports, imports, attributes,
- records, errors, warnings, functions, rules}).
+-record(forms, {module = none :: 'none' | {'value', atom()},
+ exports = [] :: [{atom(), arity()}],
+ module_imports = [] :: [atom()],
+ imports = [] :: [{atom(), [{atom(), arity()}]}],
+ attributes = [] :: [{atom(), term()}],
+ records = [] :: [{atom(), [{atom(), field_default()}]}],
+ errors = [] :: [term()],
+ warnings = [] :: [term()],
+ functions = [] :: [{atom(), arity()}],
+ rules = [] :: [{atom(), arity()}]}).
+
+-type field_default() :: 'none' | erl_syntax:syntaxTree().
new_finfo() ->
- #forms{module = none,
- exports = [],
- module_imports = [],
- imports = [],
- attributes = [],
- records = [],
- errors = [],
- warnings = [],
- functions = [],
- rules = []
- }.
+ #forms{}.
finfo_set_module(Name, Info) ->
case Info#forms.module of
diff --git a/lib/syntax_tools/src/erl_tidy.erl b/lib/syntax_tools/src/erl_tidy.erl
index 021ab18736..1cfdc7234a 100644
--- a/lib/syntax_tools/src/erl_tidy.erl
+++ b/lib/syntax_tools/src/erl_tidy.erl
@@ -935,12 +935,13 @@ hidden_uses_2(Tree, Used) ->
Used
end.
+-type fa() :: {atom(), arity()}.
-type context() :: 'guard_expr' | 'guard_test' | 'normal'.
-record(env, {file :: file:filename(),
- module,
- current,
- imports,
+ module :: atom(),
+ current :: fa(),
+ imports = dict:new() :: dict(),
context = normal :: context(),
verbosity = 1 :: 0 | 1 | 2,
quiet = false :: boolean(),
@@ -951,7 +952,13 @@ hidden_uses_2(Tree, Used) ->
new_guard_tests = true :: boolean(),
old_guard_tests = false :: boolean()}).
--record(st, {varc, used, imported, vars, functions, new_forms, rename}).
+-record(st, {varc :: non_neg_integer(),
+ used = sets:new() :: set(),
+ imported :: set(),
+ vars :: set(),
+ functions :: set(),
+ new_forms = [] :: [erl_syntax:syntaxTree()],
+ rename :: dict()}).
visit_used(Names, Defs, Roots, Imports, Module, Opts) ->
File = proplists:get_value(file, Opts, ""),
diff --git a/lib/syntax_tools/src/igor.erl b/lib/syntax_tools/src/igor.erl
index 702b399615..7ec62f1dba 100644
--- a/lib/syntax_tools/src/igor.erl
+++ b/lib/syntax_tools/src/igor.erl
@@ -1035,7 +1035,12 @@ make_stub(M, Map, Env) ->
%% Removing and/or out-commenting program forms. The returned form
%% sequence tree is not necessarily flat.
--record(filter, {records :: set(), file_attributes, attributes}).
+-type atts() :: 'delete' | 'kill'.
+-type file_atts() :: 'delete' | 'keep' | 'kill'.
+
+-record(filter, {records :: set(),
+ file_attributes :: file_atts(),
+ attributes :: atts()}).
filter_forms(Tree, Env) ->
Forms = erl_syntax:form_list_elements(
@@ -1576,6 +1581,8 @@ alias_expansions_2(Modules, Table) ->
%% ---------------------------------------------------------------------
%% Merging the source code.
+-type map_fun() :: fun(({atom(), integer()}) -> {atom(), integer()}).
+
%% Data structure for code transformation environment.
-record(code, {module :: atom(),
@@ -1586,11 +1593,10 @@ alias_expansions_2(Modules, Table) ->
preserved :: boolean(),
no_headers :: boolean(),
notes :: notes(),
- map, % = ({atom(), int()}) -> {atom(), int()}
- renaming, % = (atom()) -> ({atom(), int()}) ->
- % {atom(), int()}
- expand :: dict(), % = dict({atom(), int()},
- % {atom(), {atom(), int()}})
+ map :: map_fun(),
+ renaming :: fun((atom()) -> map_fun()),
+ expand :: dict(), % = dict({atom(), integer()},
+ % {atom(), {atom(), integer()}})
redirect :: dict() % = dict(atom(), atom())
}).