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-rw-r--r--lib/stdlib/doc/src/gen_fsm.xml2
-rw-r--r--lib/stdlib/doc/src/gen_statem.xml190
-rw-r--r--lib/stdlib/doc/src/io.xml6
-rw-r--r--lib/stdlib/doc/src/io_lib.xml3
-rw-r--r--lib/stdlib/doc/src/shell.xml21
-rw-r--r--lib/stdlib/src/erl_lint.erl4
-rw-r--r--lib/stdlib/src/ets.erl2
-rw-r--r--lib/stdlib/src/gen_statem.erl207
-rw-r--r--lib/stdlib/src/io_lib.erl87
-rw-r--r--lib/stdlib/src/io_lib_format.erl10
-rw-r--r--lib/stdlib/src/io_lib_fread.erl11
-rw-r--r--lib/stdlib/src/lib.erl223
-rw-r--r--lib/stdlib/src/qlc.erl45
-rw-r--r--lib/stdlib/src/shell.erl9
-rw-r--r--lib/stdlib/test/erl_internal_SUITE.erl11
-rw-r--r--lib/stdlib/test/gen_statem_SUITE.erl139
-rw-r--r--lib/stdlib/test/gen_statem_SUITE_data/oc_statem.erl37
-rw-r--r--lib/stdlib/test/io_SUITE.erl24
-rw-r--r--lib/stdlib/test/qlc_SUITE.erl85
-rw-r--r--lib/stdlib/test/shell_SUITE.erl93
-rw-r--r--lib/stdlib/test/sofs_SUITE.erl4
21 files changed, 997 insertions, 216 deletions
diff --git a/lib/stdlib/doc/src/gen_fsm.xml b/lib/stdlib/doc/src/gen_fsm.xml
index e70f347479..7187630b43 100644
--- a/lib/stdlib/doc/src/gen_fsm.xml
+++ b/lib/stdlib/doc/src/gen_fsm.xml
@@ -29,7 +29,7 @@
<rev></rev>
</header>
<module>gen_fsm</module>
- <modulesummary>Deprecated and replaced by <seealso marker="gen_statem"><c>gen_statem</c></seealso> </modulesummary>
+ <modulesummary>Deprecated and replaced by gen_statem </modulesummary>
<description>
<p> Deprecated and replaced by <seealso marker="gen_statem"><c>gen_statem</c></seealso> </p>
diff --git a/lib/stdlib/doc/src/gen_statem.xml b/lib/stdlib/doc/src/gen_statem.xml
index 18089a8191..17a3a3c83c 100644
--- a/lib/stdlib/doc/src/gen_statem.xml
+++ b/lib/stdlib/doc/src/gen_statem.xml
@@ -4,7 +4,7 @@
<erlref>
<header>
<copyright>
- <year>2016-2017</year>
+ <year>2016</year><year>2017</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -67,13 +67,16 @@
It has the same features and adds some really useful:
</p>
<list type="bulleted">
- <item>State code is gathered.</item>
- <item>The state can be any term.</item>
- <item>Events can be postponed.</item>
- <item>Events can be self-generated.</item>
- <item>Automatic state enter code can be called.</item>
- <item>A reply can be sent from a later state.</item>
- <item>There can be multiple <c>sys</c> traceable replies.</item>
+ <item>Gathered state code.</item>
+ <item>Arbitrary term state.</item>
+ <item>Event postponing.</item>
+ <item>Self-generated events.</item>
+ <item>State time-out.</item>
+ <item>Multiple generic named time-outs.</item>
+ <item>Absolute time-out time.</item>
+ <item>Automatic state enter calls.</item>
+ <item>Reply from other state than the request.</item>
+ <item>Multiple <c>sys</c> traceable replies.</item>
</list>
<p>
The callback model(s) for <c>gen_statem</c> differs from
@@ -148,7 +151,7 @@ erlang:'!' -----> Module:StateName/3
This gathers all code for a specific state
in one function as the <c>gen_statem</c> engine
branches depending on state name.
- Notice the fact that there is a mandatory callback function
+ Note the fact that the callback function
<seealso marker="#Module:terminate/3"><c>Module:terminate/3</c></seealso>
makes the state name <c>terminate</c> unusable in this mode.
</p>
@@ -533,10 +536,12 @@ handle_event(_, _, State, Data) ->
originate from the corresponding API functions.
For calls, the event contains whom to reply to.
Type <c>info</c> originates from regular process messages sent
- to the <c>gen_statem</c>. Also, the state machine
- implementation can generate events of types
- <c>timeout</c>, <c>state_timeout</c>,
- and <c>internal</c> to itself.
+ to the <c>gen_statem</c>. The state machine
+ implementation can, in addition to the above,
+ generate
+ <seealso marker="#type-event_type"><c>events of types</c></seealso>
+ <c>timeout</c>, <c>{timeout,<anno>Name</anno>}</c>,
+ <c>state_timeout</c>, and <c>internal</c> to itself.
</p>
</desc>
</datatype>
@@ -703,13 +708,14 @@ handle_event(_, _, State, Data) ->
</item>
<item>
<p>
- Timeout timers
- <seealso marker="#type-state_timeout"><c>state_timeout()</c></seealso>
+ Time-out timers
+ <seealso marker="#type-event_timeout"><c>event_timeout()</c></seealso>,
+ <seealso marker="#type-generic_timeout"><c>generic_timeout()</c></seealso>
and
- <seealso marker="#type-event_timeout"><c>event_timeout()</c></seealso>
+ <seealso marker="#type-state_timeout"><c>state_timeout()</c></seealso>
are handled. Time-outs with zero time are guaranteed to be
delivered to the state machine before any external
- not yet received event so if there is such a timeout requested,
+ not yet received event so if there is such a time-out requested,
the corresponding time-out zero event is enqueued as
the newest event.
</p>
@@ -787,49 +793,102 @@ handle_event(_, _, State, Data) ->
<name name="event_timeout"/>
<desc>
<p>
- Generates an event of
+ Starts a timer set by
+ <seealso marker="#type-enter_action"><c>enter_action()</c></seealso>
+ <c>timeout</c>.
+ When the timer expires an event of
<seealso marker="#type-event_type"><c>event_type()</c></seealso>
- <c>timeout</c>
- after this time (in milliseconds) unless another
- event arrives or has arrived
- in which case this time-out is cancelled.
+ <c>timeout</c> will be generated.
+ See
+ <seealso marker="erts:erlang#start_timer/4"><c>erlang:start_timer/4</c></seealso>
+ for how <c>Time</c> and
+ <seealso marker="#type-timeout_option"><c>Options</c></seealso>
+ are interpreted. Future <c>erlang:start_timer/4</c> <c>Options</c>
+ will not necessarily be supported.
+ </p>
+ <p>
+ Any event that arrives cancels this time-out.
Note that a retried or inserted event counts as arrived.
So does a state time-out zero event, if it was generated
- before this timer is requested.
+ before this time-out is requested.
</p>
<p>
- If the value is <c>infinity</c>, no timer is started, as
- it never would trigger anyway.
+ If <c>Time</c> is <c>infinity</c>,
+ no timer is started, as it never would expire anyway.
</p>
<p>
- If the value is <c>0</c> no timer is actually started,
+ If <c>Time</c> is relative and <c>0</c>
+ no timer is actually started,
instead the the time-out event is enqueued to ensure
that it gets processed before any not yet
received external event.
</p>
<p>
- Note that it is not possible or needed to cancel this time-out,
+ Note that it is not possible nor needed to cancel this time-out,
as it is cancelled automatically by any other event.
</p>
</desc>
</datatype>
<datatype>
+ <name name="generic_timeout"/>
+ <desc>
+ <p>
+ Starts a timer set by
+ <seealso marker="#type-enter_action"><c>enter_action()</c></seealso>
+ <c>{timeout,Name}</c>.
+ When the timer expires an event of
+ <seealso marker="#type-event_type"><c>event_type()</c></seealso>
+ <c>{timeout,Name}</c> will be generated.
+ See
+ <seealso marker="erts:erlang#start_timer/4"><c>erlang:start_timer/4</c></seealso>
+ for how <c>Time</c> and
+ <seealso marker="#type-timeout_option"><c>Options</c></seealso>
+ are interpreted. Future <c>erlang:start_timer/4</c> <c>Options</c>
+ will not necessarily be supported.
+ </p>
+ <p>
+ If <c>Time</c> is <c>infinity</c>,
+ no timer is started, as it never would expire anyway.
+ </p>
+ <p>
+ If <c>Time</c> is relative and <c>0</c>
+ no timer is actually started,
+ instead the the time-out event is enqueued to ensure
+ that it gets processed before any not yet
+ received external event.
+ </p>
+ <p>
+ Setting a timer with the same <c>Name</c> while it is running
+ will restart it with the new time-out value.
+ Therefore it is possible to cancel
+ a specific time-out by setting it to <c>infinity</c>.
+ </p>
+ </desc>
+ </datatype>
+ <datatype>
<name name="state_timeout"/>
<desc>
<p>
- Generates an event of
+ Starts a timer set by
+ <seealso marker="#type-enter_action"><c>enter_action()</c></seealso>
+ <c>state_timeout</c>.
+ When the timer expires an event of
<seealso marker="#type-event_type"><c>event_type()</c></seealso>
- <c>state_timeout</c>
- after this time (in milliseconds) unless the <c>gen_statem</c>
- changes states (<c>NewState =/= OldState</c>)
- which case this time-out is cancelled.
+ <c>state_timeout</c> will be generated.
+ See
+ <seealso marker="erts:erlang#start_timer/4"><c>erlang:start_timer/4</c></seealso>
+ for how <c>Time</c> and
+ <seealso marker="#type-timeout_option"><c>Options</c></seealso>
+ are interpreted. Future <c>erlang:start_timer/4</c> <c>Options</c>
+ will not necessarily be supported.
</p>
<p>
- If the value is <c>infinity</c>, no timer is started, as
- it never would trigger anyway.
+ If <c>Time</c> is <c>infinity</c>,
+ no timer is started, as it never would expire anyway.
</p>
<p>
- If the value is <c>0</c> no timer is actually started,
+ If <c>Time</c> is relative and <c>0</c>
+ no timer is actually started,
instead the the time-out event is enqueued to ensure
that it gets processed before any not yet
received external event.
@@ -842,6 +901,20 @@ handle_event(_, _, State, Data) ->
</desc>
</datatype>
<datatype>
+ <name name="timeout_option"/>
+ <desc>
+ <p>
+ If <c>Abs</c> is <c>true</c> an absolute timer is started,
+ and if it is <c>false</c> a relative, which is the default.
+ See
+ <seealso marker="erts:erlang#start_timer/4"><c>erlang:start_timer/4</c></seealso>
+ for details.
+ </p>
+ <p>
+ </p>
+ </desc>
+ </datatype>
+ <datatype>
<name name="action"/>
<desc>
<p>
@@ -955,7 +1028,21 @@ handle_event(_, _, State, Data) ->
Sets the
<seealso marker="#type-transition_option"><c>transition_option()</c></seealso>
<seealso marker="#type-event_timeout"><c>event_timeout()</c></seealso>
- to <c><anno>Time</anno></c> with <c><anno>EventContent</anno></c>.
+ to <c><anno>Time</anno></c> with <c><anno>EventContent</anno></c>
+ and time-out options
+ <seealso marker="#type-timeout_option"><c><anno>Options</anno></c></seealso>.
+ </p>
+ </item>
+ <tag><c>{timeout,<anno>Name</anno>}</c></tag>
+ <item>
+ <p>
+ Sets the
+ <seealso marker="#type-transition_option"><c>transition_option()</c></seealso>
+ <seealso marker="#type-generic_timeout"><c>generic_timeout()</c></seealso>
+ to <c><anno>Time</anno></c> for <c><anno>Name</anno></c>
+ with <c><anno>EventContent</anno></c>
+ and time-out options
+ <seealso marker="#type-timeout_option"><c><anno>Options</anno></c></seealso>.
</p>
</item>
<tag><c>state_timeout</c></tag>
@@ -964,7 +1051,9 @@ handle_event(_, _, State, Data) ->
Sets the
<seealso marker="#type-transition_option"><c>transition_option()</c></seealso>
<seealso marker="#type-state_timeout"><c>state_timeout()</c></seealso>
- to <c><anno>Time</anno></c> with <c><anno>EventContent</anno></c>.
+ to <c><anno>Time</anno></c> with <c><anno>EventContent</anno></c>
+ and time-out options
+ <seealso marker="#type-timeout_option"><c><anno>Options</anno></c></seealso>.
</p>
</item>
</taglist>
@@ -1236,7 +1325,7 @@ handle_event(_, _, State, Data) ->
to avoid that the calling process dies when the call
times out, you will have to be prepared to handle
a late reply.
- So why not just allow the calling process to die?
+ So why not just let the calling process die?
</p>
</note>
<p>
@@ -1645,6 +1734,16 @@ handle_event(_, _, State, Data) ->
<v>Reason = term()</v>
</type>
<desc>
+ <note>
+ <p>
+ This callback is optional, so callback modules need not export it.
+ If a release upgrade/downgrade with
+ <c>Change={advanced,Extra}</c>
+ specified in the <c>.appup</c> file is made
+ when <c>code_change/4</c> is not implemented
+ the process will crash with exit reason <c>undef</c>.
+ </p>
+ </note>
<p>
This function is called by a <c>gen_statem</c> when it is to
update its internal state during a release upgrade/downgrade,
@@ -1705,7 +1804,7 @@ handle_event(_, _, State, Data) ->
<func>
<name>Module:init(Args) -> Result(StateType)</name>
<fsummary>
- Optional function for initializing process and internal state.
+ Initializing process and internal state.
</fsummary>
<type>
<v>Args = term()</v>
@@ -1721,7 +1820,7 @@ handle_event(_, _, State, Data) ->
<seealso marker="#start_link/3"><c>start_link/3,4</c></seealso>
or
<seealso marker="#start/3"><c>start/3,4</c></seealso>,
- this optional function is called by the new process to initialize
+ this function is called by the new process to initialize
the implementation state and server data.
</p>
<p>
@@ -1730,13 +1829,16 @@ handle_event(_, _, State, Data) ->
</p>
<note>
<p>
- This callback is optional, so a callback module does not need
- to export it, but most do. If this function is not exported,
- the <c>gen_statem</c> should be started through
+ Note that if the <c>gen_statem</c> is started trough
<seealso marker="proc_lib"><c>proc_lib</c></seealso>
and
- <seealso marker="#enter_loop/4"><c>enter_loop/4-6</c></seealso>.
+ <seealso marker="#enter_loop/4"><c>enter_loop/4-6</c></seealso>,
+ this callback will never be called.
+ Since this callback is not optional it can
+ in that case be implemented as:
</p>
+ <pre>
+init(Args) -> erlang:error(not_implemented, [Args]).</pre>
</note>
</desc>
</func>
diff --git a/lib/stdlib/doc/src/io.xml b/lib/stdlib/doc/src/io.xml
index 11a64c7f8a..64fcf4379f 100644
--- a/lib/stdlib/doc/src/io.xml
+++ b/lib/stdlib/doc/src/io.xml
@@ -4,7 +4,7 @@
<erlref>
<header>
<copyright>
- <year>1996</year><year>2016</year>
+ <year>1996</year><year>2017</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -265,6 +265,8 @@ ok
<p>Writes data with the standard syntax. This is used to
output Erlang terms. Atoms are printed within quotes if
they contain embedded non-printable characters.
+ Atom characters &gt; 255 are escaped unless the
+ Unicode translation modifier (<c>t</c>) is used.
Floats are printed accurately as the shortest, correctly
rounded string.</p>
</item>
@@ -567,8 +569,6 @@ Prompt> <input>&lt;Characters beyond latin1 range not printable in this medium&g
<item>
<p>Similar to <c>s</c>, but the resulting string is
converted into an atom.</p>
- <p>The Unicode translation modifier is not allowed (atoms
- cannot contain characters beyond the <c>latin1</c> range).</p>
</item>
<tag><c>c</c></tag>
<item>
diff --git a/lib/stdlib/doc/src/io_lib.xml b/lib/stdlib/doc/src/io_lib.xml
index 5ae400da62..bc1d77ac83 100644
--- a/lib/stdlib/doc/src/io_lib.xml
+++ b/lib/stdlib/doc/src/io_lib.xml
@@ -356,7 +356,8 @@
<func>
<name name="write" arity="1"/>
- <name name="write" arity="2"/>
+ <name name="write" arity="2" clause_i="1"/>
+ <name name="write" arity="2" clause_i="2"/>
<fsummary>Write a term.</fsummary>
<desc>
<p>Returns a character list that represents <c><anno>Term</anno></c>.
diff --git a/lib/stdlib/doc/src/shell.xml b/lib/stdlib/doc/src/shell.xml
index ab62c2fcdd..2593d3690b 100644
--- a/lib/stdlib/doc/src/shell.xml
+++ b/lib/stdlib/doc/src/shell.xml
@@ -569,7 +569,7 @@ Hello Number: 3378
<pre>
42> <input>E = ets:new(t, []).</input>
-17</pre>
+#Ref&lt;0.1662103692.2407923716.214192></pre>
<p>Command 42 creates an ETS table.</p>
@@ -602,7 +602,7 @@ false</pre>
<pre>
47> <input>E = ets:new(t, []).</input>
-18
+#Ref&lt;0.1662103692.2407923716.214197>
48> <input>ets:insert({d,1,2}).</input>
* exception error: undefined function ets:insert/1</pre>
@@ -617,10 +617,23 @@ true</pre>
<p>Command 49 successfully inserts the tuple into the ETS table.</p>
<pre>
-50> <input>halt().</input>
+50> <input>ets:insert(#Ref&lt;0.1662103692.2407923716.214197>, {e,3,4}).</input>
+true</pre>
+
+ <p>Command 50 inserts another tuple into the ETS table. This time
+ the first argument is the table identifier itself. The shell can
+ parse commands with pids (<c>&lt;0.60.0></c>), ports
+ (<c>#Port&lt;0.536></c>), references
+ (<c>#Ref&lt;0.1662103692.2407792644.214210></c>), and external
+ functions (<c>#Fun&lt;a.b.1></c>), but the command fails unless
+ the corresponding pid, port, reference, or function can be created
+ in the running system.</p>
+
+ <pre>
+51> <input>halt().</input>
strider 2></pre>
- <p>Command 50 exits the Erlang runtime system.</p>
+ <p>Command 51 exits the Erlang runtime system.</p>
</section>
<section>
diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl
index 78b7a0e751..7c40058dd8 100644
--- a/lib/stdlib/src/erl_lint.erl
+++ b/lib/stdlib/src/erl_lint.erl
@@ -3883,6 +3883,10 @@ extract_sequence(4, [$t, $p | Fmt], Need) ->
extract_sequence(5, [$p|Fmt], Need);
extract_sequence(4, [$t, $P | Fmt], Need) ->
extract_sequence(5, [$P|Fmt], Need);
+extract_sequence(4, [$t, $w | Fmt], Need) ->
+ extract_sequence(5, [$w|Fmt], Need);
+extract_sequence(4, [$t, $W | Fmt], Need) ->
+ extract_sequence(5, [$W|Fmt], Need);
extract_sequence(4, [$t, C | _Fmt], _Need) ->
{error,"invalid control ~t" ++ [C]};
extract_sequence(4, [$l, $p | Fmt], Need) ->
diff --git a/lib/stdlib/src/ets.erl b/lib/stdlib/src/ets.erl
index 195a407570..894c15b0cf 100644
--- a/lib/stdlib/src/ets.erl
+++ b/lib/stdlib/src/ets.erl
@@ -54,7 +54,7 @@
| {tab(),integer(),integer(),comp_match_spec(),list(),integer()}
| {tab(),_,_,integer(),comp_match_spec(),list(),integer(),integer()}.
--opaque tid() :: integer().
+-opaque tid() :: reference().
-type match_pattern() :: atom() | tuple().
-type match_spec() :: [{match_pattern(), [_], [_]}].
diff --git a/lib/stdlib/src/gen_statem.erl b/lib/stdlib/src/gen_statem.erl
index cacc932ec4..6f566b8beb 100644
--- a/lib/stdlib/src/gen_statem.erl
+++ b/lib/stdlib/src/gen_statem.erl
@@ -78,8 +78,9 @@
-type data() :: term().
-type event_type() ::
- {'call',From :: from()} | 'cast' |
- 'info' | 'timeout' | 'state_timeout' | 'internal'.
+ {'call',From :: from()} | 'cast' | 'info' |
+ 'timeout' | {'timeout', Name :: term()} | 'state_timeout' |
+ 'internal'.
-type callback_mode_result() ::
callback_mode() | [callback_mode() | state_enter()].
@@ -88,7 +89,7 @@
-type transition_option() ::
postpone() | hibernate() |
- event_timeout() | state_timeout().
+ event_timeout() | generic_timeout() | state_timeout().
-type postpone() ::
%% If 'true' postpone the current event
%% and retry it when the state changes (=/=)
@@ -97,13 +98,17 @@
%% If 'true' hibernate the server instead of going into receive
boolean().
-type event_timeout() ::
- %% Generate a ('timeout', EventContent, ...) event after Time
+ %% Generate a ('timeout', EventContent, ...) event
%% unless some other event is delivered
- Time :: timeout().
+ Time :: timeout() | integer().
+-type generic_timeout() ::
+ %% Generate a ({'timeout',Name}, EventContent, ...) event
+ Time :: timeout() | integer().
-type state_timeout() ::
- %% Generate a ('state_timeout', EventContent, ...) event after Time
+ %% Generate a ('state_timeout', EventContent, ...) event
%% unless the state is changed
- Time :: timeout().
+ Time :: timeout() | integer().
+-type timeout_option() :: {abs,Abs :: boolean()}.
-type action() ::
%% During a state change:
@@ -137,8 +142,24 @@
(Timeout :: event_timeout()) | % {timeout,Timeout}
{'timeout', % Set the event_timeout option
Time :: event_timeout(), EventContent :: term()} |
+ {'timeout', % Set the event_timeout option
+ Time :: event_timeout(),
+ EventContent :: term(),
+ Options :: (timeout_option() | [timeout_option()])} |
+ %%
+ {{'timeout', Name :: term()}, % Set the generic_timeout option
+ Time :: generic_timeout(), EventContent :: term()} |
+ {{'timeout', Name :: term()}, % Set the generic_timeout option
+ Time :: generic_timeout(),
+ EventContent :: term(),
+ Options :: (timeout_option() | [timeout_option()])} |
+ %%
{'state_timeout', % Set the state_timeout option
Time :: state_timeout(), EventContent :: term()} |
+ {'state_timeout', % Set the state_timeout option
+ Time :: state_timeout(),
+ EventContent :: term(),
+ Options :: (timeout_option() | [timeout_option()])} |
%%
reply_action().
-type reply_action() ::
@@ -287,8 +308,7 @@
StatusOption :: 'normal' | 'terminate'.
-optional_callbacks(
- [init/1, % One may use enter_loop/5,6,7 instead
- format_status/2, % Has got a default implementation
+ [format_status/2, % Has got a default implementation
terminate/3, % Has got a default implementation
code_change/4, % Only needed by advanced soft upgrade
%%
@@ -303,37 +323,26 @@
%% Type validation functions
callback_mode(CallbackMode) ->
case CallbackMode of
- state_functions ->
- true;
- handle_event_function ->
- true;
- _ ->
- false
+ state_functions -> true;
+ handle_event_function -> true;
+ _ -> false
end.
%%
-from({Pid,_}) when is_pid(Pid) ->
- true;
-from(_) ->
- false.
+from({Pid,_}) when is_pid(Pid) -> true;
+from(_) -> false.
%%
event_type({call,From}) ->
from(From);
event_type(Type) ->
case Type of
- {call,From} ->
- from(From);
- cast ->
- true;
- info ->
- true;
- timeout ->
- true;
- state_timeout ->
- true;
- internal ->
- true;
- _ ->
- false
+ {call,From} -> from(From);
+ cast -> true;
+ info -> true;
+ timeout -> true;
+ state_timeout -> true;
+ internal -> true;
+ {timeout,_} -> true;
+ _ -> false
end.
@@ -1313,7 +1322,7 @@ parse_enter_actions(Debug, S, State, Actions, Hibernate, TimeoutsR) ->
parse_actions(Debug, S, State, Actions) ->
Hibernate = false,
- TimeoutsR = [{timeout,infinity,infinity}], %% Will cancel event timer
+ TimeoutsR = [infinity], %% Will cancel event timer
Postpone = false,
NextEventsR = [],
parse_actions(
@@ -1379,7 +1388,11 @@ parse_actions(
?STACKTRACE()}
end;
%%
- {state_timeout,_,_} = Timeout ->
+ {{timeout,_},_,_} = Timeout ->
+ parse_actions_timeout(
+ Debug, S, State, Actions,
+ Hibernate, TimeoutsR, Postpone, NextEventsR, Timeout);
+ {{timeout,_},_,_,_} = Timeout ->
parse_actions_timeout(
Debug, S, State, Actions,
Hibernate, TimeoutsR, Postpone, NextEventsR, Timeout);
@@ -1387,6 +1400,18 @@ parse_actions(
parse_actions_timeout(
Debug, S, State, Actions,
Hibernate, TimeoutsR, Postpone, NextEventsR, Timeout);
+ {timeout,_,_,_} = Timeout ->
+ parse_actions_timeout(
+ Debug, S, State, Actions,
+ Hibernate, TimeoutsR, Postpone, NextEventsR, Timeout);
+ {state_timeout,_,_} = Timeout ->
+ parse_actions_timeout(
+ Debug, S, State, Actions,
+ Hibernate, TimeoutsR, Postpone, NextEventsR, Timeout);
+ {state_timeout,_,_,_} = Timeout ->
+ parse_actions_timeout(
+ Debug, S, State, Actions,
+ Hibernate, TimeoutsR, Postpone, NextEventsR, Timeout);
Time ->
parse_actions_timeout(
Debug, S, State, Actions,
@@ -1396,26 +1421,64 @@ parse_actions(
parse_actions_timeout(
Debug, S, State, Actions,
Hibernate, TimeoutsR, Postpone, NextEventsR, Timeout) ->
- Time =
- case Timeout of
- {_,T,_} -> T;
- T -> T
- end,
- case validate_time(Time) of
- true ->
- parse_actions(
- Debug, S, State, Actions,
- Hibernate, [Timeout|TimeoutsR],
- Postpone, NextEventsR);
- false ->
- {error,
- {bad_action_from_state_function,Timeout},
- ?STACKTRACE()}
+ case Timeout of
+ {TimerType,Time,TimerMsg,TimerOpts} ->
+ case validate_timer_args(Time, listify(TimerOpts)) of
+ true ->
+ parse_actions(
+ Debug, S, State, Actions,
+ Hibernate, [Timeout|TimeoutsR],
+ Postpone, NextEventsR);
+ false ->
+ NewTimeout = {TimerType,Time,TimerMsg},
+ parse_actions(
+ Debug, S, State, Actions,
+ Hibernate, [NewTimeout|TimeoutsR],
+ Postpone, NextEventsR);
+ error ->
+ {error,
+ {bad_action_from_state_function,Timeout},
+ ?STACKTRACE()}
+ end;
+ {_,Time,_} ->
+ case validate_timer_args(Time, []) of
+ false ->
+ parse_actions(
+ Debug, S, State, Actions,
+ Hibernate, [Timeout|TimeoutsR],
+ Postpone, NextEventsR);
+ error ->
+ {error,
+ {bad_action_from_state_function,Timeout},
+ ?STACKTRACE()}
+ end;
+ Time ->
+ case validate_timer_args(Time, []) of
+ false ->
+ parse_actions(
+ Debug, S, State, Actions,
+ Hibernate, [Timeout|TimeoutsR],
+ Postpone, NextEventsR);
+ error ->
+ {error,
+ {bad_action_from_state_function,Timeout},
+ ?STACKTRACE()}
+ end
end.
-validate_time(Time) when is_integer(Time), Time >= 0 -> true;
-validate_time(infinity) -> true;
-validate_time(_) -> false.
+validate_timer_args(Time, Opts) ->
+ validate_timer_args(Time, Opts, false).
+%%
+validate_timer_args(Time, [], true) when is_integer(Time) ->
+ true;
+validate_timer_args(Time, [], false) when is_integer(Time), Time >= 0 ->
+ false;
+validate_timer_args(infinity, [], Abs) ->
+ Abs;
+validate_timer_args(Time, [{abs,Abs}|Opts], _) when is_boolean(Abs) ->
+ validate_timer_args(Time, Opts, Abs);
+validate_timer_args(_, [_|_], _) ->
+ error.
%% Stop and start timers as well as create timeout zero events
%% and pending event timer
@@ -1431,22 +1494,39 @@ parse_timers(
TimerRefs, TimerTypes, CancelTimers, [Timeout|TimeoutsR],
Seen, TimeoutEvents) ->
case Timeout of
+ {TimerType,Time,TimerMsg,TimerOpts} ->
+ %% Absolute timer
+ parse_timers(
+ TimerRefs, TimerTypes, CancelTimers, TimeoutsR,
+ Seen, TimeoutEvents,
+ TimerType, Time, TimerMsg, listify(TimerOpts));
+ %% Relative timers below
+ {TimerType,0,TimerMsg} ->
+ parse_timers(
+ TimerRefs, TimerTypes, CancelTimers, TimeoutsR,
+ Seen, TimeoutEvents,
+ TimerType, zero, TimerMsg, []);
{TimerType,Time,TimerMsg} ->
parse_timers(
- TimerRefs, TimerTypes, CancelTimers, TimeoutsR,
- Seen, TimeoutEvents,
- TimerType, Time, TimerMsg);
+ TimerRefs, TimerTypes, CancelTimers, TimeoutsR,
+ Seen, TimeoutEvents,
+ TimerType, Time, TimerMsg, []);
+ 0 ->
+ parse_timers(
+ TimerRefs, TimerTypes, CancelTimers, TimeoutsR,
+ Seen, TimeoutEvents,
+ timeout, zero, 0, []);
Time ->
parse_timers(
- TimerRefs, TimerTypes, CancelTimers, TimeoutsR,
- Seen, TimeoutEvents,
- timeout, Time, Time)
+ TimerRefs, TimerTypes, CancelTimers, TimeoutsR,
+ Seen, TimeoutEvents,
+ timeout, Time, Time, [])
end.
parse_timers(
TimerRefs, TimerTypes, CancelTimers, TimeoutsR,
Seen, TimeoutEvents,
- TimerType, Time, TimerMsg) ->
+ TimerType, Time, TimerMsg, TimerOpts) ->
case Seen of
#{TimerType := _} ->
%% Type seen before - ignore
@@ -1465,7 +1545,7 @@ parse_timers(
parse_timers(
TimerRefs, NewTimerTypes, NewCancelTimers, TimeoutsR,
NewSeen, TimeoutEvents);
- 0 ->
+ zero ->
%% Cancel any running timer
{NewTimerTypes,NewCancelTimers} =
cancel_timer_by_type(
@@ -1478,7 +1558,8 @@ parse_timers(
_ ->
%% (Re)start the timer
TimerRef =
- erlang:start_timer(Time, self(), TimerMsg),
+ erlang:start_timer(
+ Time, self(), TimerMsg, TimerOpts),
case TimerTypes of
#{TimerType := OldTimerRef} ->
%% Cancel the running timer
@@ -1492,6 +1573,8 @@ parse_timers(
NewCancelTimers, TimeoutsR,
NewSeen, TimeoutEvents);
#{} ->
+ %% Insert the new timer into
+ %% both TimerRefs and TimerTypes
parse_timers(
TimerRefs#{TimerRef => TimerType},
TimerTypes#{TimerType => TimerRef},
diff --git a/lib/stdlib/src/io_lib.erl b/lib/stdlib/src/io_lib.erl
index 28e5007e5a..5ed2f4d888 100644
--- a/lib/stdlib/src/io_lib.erl
+++ b/lib/stdlib/src/io_lib.erl
@@ -268,47 +268,61 @@ write(Term, D, false) ->
-spec write(Term, Depth) -> chars() when
Term :: term(),
+ Depth :: depth();
+ (Term, Options) -> chars() when
+ Term :: term(),
+ Options :: [Option],
+ Option :: {'depth', Depth}
+ | {'encoding', 'latin1' | 'utf8' | 'unicode'},
Depth :: depth().
-write(_Term, 0) -> "...";
-write(Term, _D) when is_integer(Term) -> integer_to_list(Term);
-write(Term, _D) when is_float(Term) -> io_lib_format:fwrite_g(Term);
-write(Atom, _D) when is_atom(Atom) -> write_atom(Atom);
-write(Term, _D) when is_port(Term) -> write_port(Term);
-write(Term, _D) when is_pid(Term) -> pid_to_list(Term);
-write(Term, _D) when is_reference(Term) -> write_ref(Term);
-write(<<_/bitstring>>=Term, D) -> write_binary(Term, D);
-write([], _D) -> "[]";
-write({}, _D) -> "{}";
-write([H|T], D) ->
+write(Term, Options) when is_list(Options) ->
+ Depth = get_option(depth, Options, -1),
+ Encoding = get_option(encoding, Options, epp:default_encoding()),
+ write1(Term, Depth, Encoding);
+write(Term, Depth) ->
+ write1(Term, Depth, latin1).
+
+write1(_Term, 0, _E) -> "...";
+write1(Term, _D, _E) when is_integer(Term) -> integer_to_list(Term);
+write1(Term, _D, _E) when is_float(Term) -> io_lib_format:fwrite_g(Term);
+write1(Atom, _D, latin1) when is_atom(Atom) -> write_atom_as_latin1(Atom);
+write1(Atom, _D, _E) when is_atom(Atom) -> write_atom(Atom);
+write1(Term, _D, _E) when is_port(Term) -> write_port(Term);
+write1(Term, _D, _E) when is_pid(Term) -> pid_to_list(Term);
+write1(Term, _D, _E) when is_reference(Term) -> write_ref(Term);
+write1(<<_/bitstring>>=Term, D, _E) -> write_binary(Term, D);
+write1([], _D, _E) -> "[]";
+write1({}, _D, _E) -> "{}";
+write1([H|T], D, E) ->
if
D =:= 1 -> "[...]";
true ->
- [$[,[write(H, D-1)|write_tail(T, D-1, $|)],$]]
+ [$[,[write1(H, D-1, E)|write_tail(T, D-1, E, $|)],$]]
end;
-write(F, _D) when is_function(F) ->
+write1(F, _D, _E) when is_function(F) ->
erlang:fun_to_list(F);
-write(Term, D) when is_map(Term) ->
- write_map(Term, D);
-write(T, D) when is_tuple(T) ->
+write1(Term, D, E) when is_map(Term) ->
+ write_map(Term, D, E);
+write1(T, D, E) when is_tuple(T) ->
if
D =:= 1 -> "{...}";
true ->
[${,
- [write(element(1, T), D-1)|
- write_tail(tl(tuple_to_list(T)), D-1, $,)],
+ [write1(element(1, T), D-1, E)|
+ write_tail(tl(tuple_to_list(T)), D-1, E, $,)],
$}]
end.
%% write_tail(List, Depth, CharacterBeforeDots)
%% Test the terminating case first as this looks better with depth.
-write_tail([], _D, _S) -> "";
-write_tail(_, 1, S) -> [S | "..."];
-write_tail([H|T], D, S) ->
- [$,,write(H, D-1)|write_tail(T, D-1, S)];
-write_tail(Other, D, S) ->
- [S,write(Other, D-1)].
+write_tail([], _D, _E, _S) -> "";
+write_tail(_, 1, _E, S) -> [S | "..."];
+write_tail([H|T], D, E, S) ->
+ [$,,write1(H, D-1, E)|write_tail(T, D-1, E, S)];
+write_tail(Other, D, E, S) ->
+ [S,write1(Other, D-1, E)].
write_port(Port) ->
erlang:port_to_list(Port).
@@ -316,17 +330,17 @@ write_port(Port) ->
write_ref(Ref) ->
erlang:ref_to_list(Ref).
-write_map(Map, D) when is_integer(D) ->
- [$#,${,write_map_body(maps:to_list(Map), D),$}].
+write_map(Map, D, E) when is_integer(D) ->
+ [$#,${,write_map_body(maps:to_list(Map), D, E),$}].
-write_map_body(_, 0) -> "...";
-write_map_body([],_) -> [];
-write_map_body([{K,V}],D) -> write_map_assoc(K,V,D);
-write_map_body([{K,V}|KVs], D) ->
- [write_map_assoc(K,V,D),$, | write_map_body(KVs,D-1)].
+write_map_body(_, 0, _E) -> "...";
+write_map_body([], _, _E) -> [];
+write_map_body([{K,V}], D, E) -> write_map_assoc(K, V, D, E);
+write_map_body([{K,V}|KVs], D, E) ->
+ [write_map_assoc(K, V, D, E),$, | write_map_body(KVs, D-1, E)].
-write_map_assoc(K,V,D) ->
- [write(K,D - 1),"=>",write(V,D-1)].
+write_map_assoc(K, V, D, E) ->
+ [write1(K, D - 1, E),"=>",write1(V, D-1, E)].
write_binary(B, D) when is_integer(D) ->
[$<,$<,write_binary_body(B, D),$>,$>].
@@ -344,6 +358,13 @@ write_binary_body(B, _D) ->
<<X:L>> = B,
[integer_to_list(X),$:,integer_to_list(L)].
+get_option(Key, TupleList, Default) ->
+ case lists:keyfind(Key, 1, TupleList) of
+ false -> Default;
+ {Key, Value} -> Value;
+ _ -> Default
+ end.
+
%%% There are two functions to write Unicode atoms:
%%% - they both escape control characters < 160;
%%% - write_atom() never escapes characters >= 160;
diff --git a/lib/stdlib/src/io_lib_format.erl b/lib/stdlib/src/io_lib_format.erl
index 3113767614..14d925bacf 100644
--- a/lib/stdlib/src/io_lib_format.erl
+++ b/lib/stdlib/src/io_lib_format.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2016. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2017. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -257,12 +257,12 @@ indentation([], I) -> I.
%% This is the main dispatch function for the various formatting commands.
%% Field widths and precisions have already been calculated.
-control($w, [A], F, Adj, P, Pad, _Enc, _Str, _I) ->
- term(io_lib:write(A, -1), F, Adj, P, Pad);
+control($w, [A], F, Adj, P, Pad, Enc, _Str, _I) ->
+ term(io_lib:write(A, [{depth,-1}, {encoding, Enc}]), F, Adj, P, Pad);
control($p, [A], F, Adj, P, Pad, Enc, Str, I) ->
print(A, -1, F, Adj, P, Pad, Enc, Str, I);
-control($W, [A,Depth], F, Adj, P, Pad, _Enc, _Str, _I) when is_integer(Depth) ->
- term(io_lib:write(A, Depth), F, Adj, P, Pad);
+control($W, [A,Depth], F, Adj, P, Pad, Enc, _Str, _I) when is_integer(Depth) ->
+ term(io_lib:write(A, [{depth,Depth}, {encoding, Enc}]), F, Adj, P, Pad);
control($P, [A,Depth], F, Adj, P, Pad, Enc, Str, I) when is_integer(Depth) ->
print(A, Depth, F, Adj, P, Pad, Enc, Str, I);
control($s, [A], F, Adj, P, Pad, latin1, _Str, _I) when is_atom(A) ->
diff --git a/lib/stdlib/src/io_lib_fread.erl b/lib/stdlib/src/io_lib_fread.erl
index 6a8f8f728e..983e8d4566 100644
--- a/lib/stdlib/src/io_lib_fread.erl
+++ b/lib/stdlib/src/io_lib_fread.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2016. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2017. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -159,8 +159,8 @@ fread_field([$t|Format], F, Sup, _Unic) ->
fread_field(Format, F, Sup, Unic) ->
{Format,F,Sup,Unic}.
-%% fread1(Format, FieldWidth, Suppress, Line, N, Results, AllFormat)
-%% fread1(Format, FieldWidth, Suppress, Line, N, Results)
+%% fread1(Format, FieldWidth, Suppress, Unicode, Line, N, Results, AllFormat)
+%% fread1(Format, FieldWidth, Suppress, Unicode, Line, N, Results)
%% The main dispatch function for the formatting commands. Done in two
%% stages so format commands that need no input can always be processed.
@@ -231,9 +231,8 @@ fread1([$s|Format], none, Sup, U, Line0, N0, Res) ->
fread1([$s|Format], F, Sup, U, Line0, N, Res) ->
{Line,Cs} = fread_chars(Line0, F, U),
fread_string(Cs, Sup, U, Format, Line, N+F, Res);
-%% XXX:PaN Atoms still only latin1...
-fread1([$a|Format], none, Sup, false, Line0, N0, Res) ->
- {Line,N,Cs} = fread_string_cs(Line0, N0, false),
+fread1([$a|Format], none, Sup, U, Line0, N0, Res) ->
+ {Line,N,Cs} = fread_string_cs(Line0, N0, U),
fread_atom(Cs, Sup, Format, Line, N, Res);
fread1([$a|Format], F, Sup, false, Line0, N, Res) ->
{Line,Cs} = fread_chars(Line0, F, false),
diff --git a/lib/stdlib/src/lib.erl b/lib/stdlib/src/lib.erl
index 56654097d9..aa6797bce6 100644
--- a/lib/stdlib/src/lib.erl
+++ b/lib/stdlib/src/lib.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2016. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2017. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -22,6 +22,9 @@
-export([flush_receive/0, error_message/2, progname/0, nonl/1, send/2,
sendw/2, eval_str/1]).
+-export([extended_parse_exprs/1, extended_parse_term/1,
+ subst_values_for_vars/2]).
+
-export([format_exception/6, format_exception/7,
format_stacktrace/4, format_stacktrace/5,
format_call/4, format_call/5, format_fun/1]).
@@ -127,6 +130,224 @@ all_white([$\t|T]) -> all_white(T);
all_white([]) -> true;
all_white(_) -> false.
+%% `Tokens' is assumed to have been scanned with the 'text' option.
+%% The annotations of the returned expressions are locations.
+%%
+%% Can handle pids, ports, references, and external funs ("items").
+%% Known items are represented by variables in the erl_parse tree, and
+%% the items themselves are stored in the returned bindings.
+
+-spec extended_parse_exprs(Tokens) ->
+ {'ok', ExprList, Bindings} | {'error', ErrorInfo} when
+ Tokens :: [erl_scan:token()],
+ ExprList :: [erl_parse:abstract_expr()],
+ Bindings :: erl_eval:binding_struct(),
+ ErrorInfo :: erl_parse:error_info().
+
+extended_parse_exprs(Tokens) ->
+ Ts = tokens_fixup(Tokens),
+ case erl_parse:parse_exprs(Ts) of
+ {ok, Exprs0} ->
+ {Exprs, Bs} = expr_fixup(Exprs0),
+ {ok, reset_expr_anno(Exprs), Bs};
+ _ErrorInfo ->
+ erl_parse:parse_exprs(reset_token_anno(Ts))
+ end.
+
+tokens_fixup([]) -> [];
+tokens_fixup([T|Ts]=Ts0) ->
+ try token_fixup(Ts0) of
+ {NewT, NewTs} ->
+ [NewT|tokens_fixup(NewTs)]
+ catch
+ _:_ ->
+ [T|tokens_fixup(Ts)]
+ end.
+
+token_fixup(Ts) ->
+ {AnnoL, NewTs, FixupTag} = unscannable(Ts),
+ String = lists:append([erl_anno:text(A) || A <- AnnoL]),
+ _ = (fixup_fun(FixupTag))(String),
+ NewAnno = erl_anno:set_text(fixup_text(FixupTag), hd(AnnoL)),
+ {{string, NewAnno, String}, NewTs}.
+
+unscannable([{'#', A1}, {var, A2, 'Fun'}, {'<', A3}, {atom, A4, _},
+ {'.', A5}, {float, A6, _}, {'>', A7}|Ts]) ->
+ {[A1, A2, A3, A4, A5, A6, A7], Ts, function};
+unscannable([{'#', A1}, {var, A2, 'Fun'}, {'<', A3}, {atom, A4, _},
+ {'.', A5}, {atom, A6, _}, {'.', A7}, {integer, A8, _},
+ {'>', A9}|Ts]) ->
+ {[A1, A2, A3, A4, A5, A6, A7, A8, A9], Ts, function};
+unscannable([{'<', A1}, {float, A2, _}, {'.', A3}, {integer, A4, _},
+ {'>', A5}|Ts]) ->
+ {[A1, A2, A3, A4, A5], Ts, pid};
+unscannable([{'#', A1}, {var, A2, 'Port'}, {'<', A3}, {float, A4, _},
+ {'>', A5}|Ts]) ->
+ {[A1, A2, A3, A4, A5], Ts, port};
+unscannable([{'#', A1}, {var, A2, 'Ref'}, {'<', A3}, {float, A4, _},
+ {'.', A5}, {float, A6, _}, {'>', A7}|Ts]) ->
+ {[A1, A2, A3, A4, A5, A6, A7], Ts, reference}.
+
+expr_fixup(Expr0) ->
+ {Expr, Bs, _} = expr_fixup(Expr0, erl_eval:new_bindings(), 1),
+ {Expr, Bs}.
+
+expr_fixup({string,A,S}=T, Bs0, I) ->
+ try string_fixup(A, S) of
+ Value ->
+ Var = new_var(I),
+ Bs = erl_eval:add_binding(Var, Value, Bs0),
+ {{var, A, Var}, Bs, I+1}
+ catch
+ _:_ ->
+ {T, Bs0, I}
+ end;
+expr_fixup(Tuple, Bs0, I0) when is_tuple(Tuple) ->
+ {L, Bs, I} = expr_fixup(tuple_to_list(Tuple), Bs0, I0),
+ {list_to_tuple(L), Bs, I};
+expr_fixup([E0|Es0], Bs0, I0) ->
+ {E, Bs1, I1} = expr_fixup(E0, Bs0, I0),
+ {Es, Bs, I} = expr_fixup(Es0, Bs1, I1),
+ {[E|Es], Bs, I};
+expr_fixup(T, Bs, I) ->
+ {T, Bs, I}.
+
+string_fixup(A, S) ->
+ Text = erl_anno:text(A),
+ FixupTag = fixup_tag(Text, S),
+ (fixup_fun(FixupTag))(S).
+
+new_var(I) ->
+ list_to_atom(lists:concat(['__ExtendedParseExprs_', I, '__'])).
+
+reset_token_anno(Tokens) ->
+ [setelement(2, T, (reset_anno())(element(2, T))) || T <- Tokens].
+
+reset_expr_anno(Exprs) ->
+ [erl_parse:map_anno(reset_anno(), E) || E <- Exprs].
+
+reset_anno() ->
+ fun(A) -> erl_anno:new(erl_anno:location(A)) end.
+
+fixup_fun(function) -> fun function/1;
+fixup_fun(pid) -> fun erlang:list_to_pid/1;
+fixup_fun(port) -> fun erlang:list_to_port/1;
+fixup_fun(reference) -> fun erlang:list_to_ref/1.
+
+function(S) ->
+ %% External function.
+ {ok, [_, _, _,
+ {atom, _, Module}, _,
+ {atom, _, Function}, _,
+ {integer, _, Arity}|_], _} = erl_scan:string(S),
+ erlang:make_fun(Module, Function, Arity).
+
+fixup_text(function) -> "function";
+fixup_text(pid) -> "pid";
+fixup_text(port) -> "port";
+fixup_text(reference) -> "reference".
+
+fixup_tag("function", "#"++_) -> function;
+fixup_tag("pid", "<"++_) -> pid;
+fixup_tag("port", "#"++_) -> port;
+fixup_tag("reference", "#"++_) -> reference.
+
+%%% End of extended_parse_exprs.
+
+%% `Tokens' is assumed to have been scanned with the 'text' option.
+%%
+%% Can handle pids, ports, references, and external funs.
+
+-spec extended_parse_term(Tokens) ->
+ {'ok', Term} | {'error', ErrorInfo} when
+ Tokens :: [erl_scan:token()],
+ Term :: term(),
+ ErrorInfo :: erl_parse:error_info().
+
+extended_parse_term(Tokens) ->
+ case extended_parse_exprs(Tokens) of
+ {ok, [Expr], Bindings} ->
+ try normalise(Expr, Bindings) of
+ Term ->
+ {ok, Term}
+ catch
+ _:_ ->
+ Loc = erl_anno:location(element(2, Expr)),
+ {error,{Loc,?MODULE,"bad term"}}
+ end;
+ {ok, [_,Expr|_], _Bindings} ->
+ Loc = erl_anno:location(element(2, Expr)),
+ {error,{Loc,?MODULE,"bad term"}};
+ {error, _} = Error ->
+ Error
+ end.
+
+%% From erl_parse.
+normalise({var, _, V}, Bs) ->
+ {value, Value} = erl_eval:binding(V, Bs),
+ Value;
+normalise({char,_,C}, _Bs) -> C;
+normalise({integer,_,I}, _Bs) -> I;
+normalise({float,_,F}, _Bs) -> F;
+normalise({atom,_,A}, _Bs) -> A;
+normalise({string,_,S}, _Bs) -> S;
+normalise({nil,_}, _Bs) -> [];
+normalise({bin,_,Fs}, Bs) ->
+ {value, B, _} =
+ eval_bits:expr_grp(Fs, [],
+ fun(E, _) ->
+ {value, normalise(E, Bs), []}
+ end, [], true),
+ B;
+normalise({cons,_,Head,Tail}, Bs) ->
+ [normalise(Head, Bs)|normalise(Tail, Bs)];
+normalise({tuple,_,Args}, Bs) ->
+ list_to_tuple(normalise_list(Args, Bs));
+normalise({map,_,Pairs}, Bs) ->
+ maps:from_list(lists:map(fun
+ %% only allow '=>'
+ ({map_field_assoc,_,K,V}) ->
+ {normalise(K, Bs),normalise(V, Bs)}
+ end, Pairs));
+%% Special case for unary +/-.
+normalise({op,_,'+',{char,_,I}}, _Bs) -> I;
+normalise({op,_,'+',{integer,_,I}}, _Bs) -> I;
+normalise({op,_,'+',{float,_,F}}, _Bs) -> F;
+normalise({op,_,'-',{char,_,I}}, _Bs) -> -I; %Weird, but compatible!
+normalise({op,_,'-',{integer,_,I}}, _Bs) -> -I;
+normalise({op,_,'-',{float,_,F}}, _Bs) -> -F;
+normalise({'fun',_,{function,{atom,_,M},{atom,_,F},{integer,_,A}}}, _Bs) ->
+ %% Since "#Fun<M.F.A>" is recognized, "fun M:F/A" should be too.
+ fun M:F/A.
+
+normalise_list([H|T], Bs) ->
+ [normalise(H, Bs)|normalise_list(T, Bs)];
+normalise_list([], _Bs) ->
+ [].
+
+%% To be used on ExprList and Bindings returned from extended_parse_exprs().
+%% Substitute {value, A, Item} for {var, A, ExtendedParseVar}.
+%% {value, A, Item} is a shell/erl_eval convention, and for example
+%% the linter cannot handle it.
+
+-spec subst_values_for_vars(ExprList, Bindings) -> [term()] when
+ ExprList :: [erl_parse:abstract_expr()],
+ Bindings :: erl_eval:binding_struct().
+
+subst_values_for_vars({var, A, V}=Var, Bs) ->
+ case erl_eval:binding(V, Bs) of
+ {value, Value} ->
+ {value, A, Value};
+ unbound ->
+ Var
+ end;
+subst_values_for_vars(L, Bs) when is_list(L) ->
+ [subst_values_for_vars(E, Bs) || E <- L];
+subst_values_for_vars(T, Bs) when is_tuple(T) ->
+ list_to_tuple(subst_values_for_vars(tuple_to_list(T), Bs));
+subst_values_for_vars(T, _Bs) ->
+ T.
+
%%% Formatting of exceptions, mfa:s and funs.
%% -> iolist() (no \n at end)
diff --git a/lib/stdlib/src/qlc.erl b/lib/stdlib/src/qlc.erl
index 8c4d835432..20aaa2638c 100644
--- a/lib/stdlib/src/qlc.erl
+++ b/lib/stdlib/src/qlc.erl
@@ -635,14 +635,25 @@ string_to_handle(Str, Options, Bindings) when is_list(Str) ->
badarg ->
erlang:error(badarg, [Str, Options, Bindings]);
[Unique, Cache, MaxLookup, Join, Lookup] ->
- case erl_scan:string(Str) of
+ case erl_scan:string(Str, 1, [text]) of
{ok, Tokens, _} ->
- case erl_parse:parse_exprs(Tokens) of
- {ok, [Expr]} ->
- case qlc_pt:transform_expression(Expr, Bindings) of
+ ScanRes =
+ case lib:extended_parse_exprs(Tokens) of
+ {ok, [Expr0], SBs} ->
+ {ok, Expr0, SBs};
+ {ok, _ExprList, _SBs} ->
+ erlang:error(badarg,
+ [Str, Options, Bindings]);
+ E ->
+ E
+ end,
+ case ScanRes of
+ {ok, Expr, XBs} ->
+ Bs1 = merge_binding_structs(Bindings, XBs),
+ case qlc_pt:transform_expression(Expr, Bs1) of
{ok, {call, _, _QlcQ, Handle}} ->
{value, QLC_lc, _} =
- erl_eval:exprs(Handle, Bindings),
+ erl_eval:exprs(Handle, Bs1),
O = #qlc_opt{unique = Unique,
cache = Cache,
max_lookup = MaxLookup,
@@ -652,8 +663,6 @@ string_to_handle(Str, Options, Bindings) when is_list(Str) ->
{not_ok, [{error, Error} | _]} ->
error(Error)
end;
- {ok, _ExprList} ->
- erlang:error(badarg, [Str, Options, Bindings]);
{error, ErrorInfo} ->
error(ErrorInfo)
end;
@@ -770,6 +779,10 @@ all_selections([{I,Cs} | ICs]) ->
%%% Local functions
%%%
+merge_binding_structs(Bs1, Bs2) ->
+ lists:foldl(fun({N, V}, Bs) -> erl_eval:add_binding(N, V, Bs)
+ end, Bs1, erl_eval:bindings(Bs2)).
+
aux_name1(Name, N, AllNames) ->
SN = name_suffix(Name, N),
case sets:is_element(SN, AllNames) of
@@ -1180,9 +1193,12 @@ abstract1({table, {M, F, As0}}, _NElements, _Depth, Anno)
abstract1({table, TableDesc}, _NElements, _Depth, _A) ->
case io_lib:deep_char_list(TableDesc) of
true ->
- {ok, Tokens, _} = erl_scan:string(lists:flatten(TableDesc++".")),
- {ok, [Expr]} = erl_parse:parse_exprs(Tokens),
- Expr;
+ {ok, Tokens, _} =
+ erl_scan:string(lists:flatten(TableDesc++"."), 1, [text]),
+ {ok, Es, Bs} =
+ lib:extended_parse_exprs(Tokens),
+ [Expr] = lib:subst_values_for_vars(Es, Bs),
+ special(Expr);
false -> % abstract expression
TableDesc
end;
@@ -1210,6 +1226,15 @@ abstract1({list, L}, NElements, Depth, _A) when NElements =:= infinity;
abstract1({list, L}, NElements, Depth, _A) ->
abstract_term(depth(lists:sublist(L, NElements), Depth) ++ '...', 1).
+special({value, _, Thing}) ->
+ abstract_term(Thing);
+special(Tuple) when is_tuple(Tuple) ->
+ list_to_tuple(special(tuple_to_list(Tuple)));
+special([E|Es]) ->
+ [special(E)|special(Es)];
+special(Expr) ->
+ Expr.
+
depth(List, infinity) ->
List;
depth(List, Depth) ->
diff --git a/lib/stdlib/src/shell.erl b/lib/stdlib/src/shell.erl
index 961f5f8a30..76a2789406 100644
--- a/lib/stdlib/src/shell.erl
+++ b/lib/stdlib/src/shell.erl
@@ -229,8 +229,9 @@ server_loop(N0, Eval_0, Bs00, RT, Ds00, History0, Results0) ->
{Eval_1,Bs0,Ds0,Prompt} = prompt(N, Eval_0, Bs00, RT, Ds00),
{Res,Eval0} = get_command(Prompt, Eval_1, Bs0, RT, Ds0),
case Res of
- {ok,Es0} ->
- case expand_hist(Es0, N) of
+ {ok,Es0,XBs} ->
+ Es1 = lib:subst_values_for_vars(Es0, XBs),
+ case expand_hist(Es1, N) of
{ok,Es} ->
{V,Eval,Bs,Ds} = shell_cmd(Es, Eval0, Bs0, RT, Ds0, cmd),
{History,Results} = check_and_get_history_and_results(),
@@ -276,10 +277,10 @@ get_command(Prompt, Eval, Bs, RT, Ds) ->
fun() ->
exit(
case
- io:scan_erl_exprs(group_leader(), Prompt, 1)
+ io:scan_erl_exprs(group_leader(), Prompt, 1, [text])
of
{ok,Toks,_EndPos} ->
- erl_parse:parse_exprs(Toks);
+ lib:extended_parse_exprs(Toks);
{eof,_EndPos} ->
eof;
{error,ErrorInfo,_EndPos} ->
diff --git a/lib/stdlib/test/erl_internal_SUITE.erl b/lib/stdlib/test/erl_internal_SUITE.erl
index 099f21f905..789a9d4363 100644
--- a/lib/stdlib/test/erl_internal_SUITE.erl
+++ b/lib/stdlib/test/erl_internal_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1999-2016. All Rights Reserved.
+%% Copyright Ericsson AB 1999-2017. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -60,7 +60,7 @@ end_per_testcase(_Case, _Config) ->
%% Check that the behaviour callbacks are correctly defined.
behav(_) ->
Modules = [application, gen_server, gen_fsm, gen_event,
- supervisor_bridge, supervisor],
+ gen_statem, supervisor_bridge, supervisor],
lists:foreach(fun check_behav/1, Modules).
check_behav(Module) ->
@@ -89,6 +89,10 @@ callbacks(gen_event) ->
[{init,1}, {handle_event,2}, {handle_call,2},
{handle_info,2}, {terminate,2}, {code_change,3},
{format_status,2}];
+callbacks(gen_statem) ->
+ [{init, 1}, {callback_mode, 0}, {state_name, 3},
+ {handle_event, 4}, {terminate, 3}, {code_change, 4},
+ {format_status, 2}];
callbacks(supervisor_bridge) ->
[{init,1}, {terminate,2}];
callbacks(supervisor) ->
@@ -102,6 +106,9 @@ optional_callbacks(gen_fsm) ->
[{handle_info, 3}, {terminate, 3}, {code_change, 4}, {format_status, 2}];
optional_callbacks(gen_event) ->
[{handle_info, 2}, {terminate, 2}, {code_change, 3}, {format_status, 2}];
+optional_callbacks(gen_statem) ->
+ [{state_name, 3}, {handle_event, 4},
+ {terminate, 3}, {code_change, 4}, {format_status, 2}];
optional_callbacks(supervisor_bridge) ->
[];
optional_callbacks(supervisor) ->
diff --git a/lib/stdlib/test/gen_statem_SUITE.erl b/lib/stdlib/test/gen_statem_SUITE.erl
index ac27c9fc79..05934b3953 100644
--- a/lib/stdlib/test/gen_statem_SUITE.erl
+++ b/lib/stdlib/test/gen_statem_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2016. All Rights Reserved.
+%% Copyright Ericsson AB 2016-2017. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -38,9 +38,10 @@ all() ->
{group, abnormal},
{group, abnormal_handle_event},
shutdown, stop_and_reply, state_enter, event_order,
- state_timeout, event_types, code_change,
+ state_timeout, event_types, generic_timers, code_change,
{group, sys},
- hibernate, enter_loop].
+ hibernate, enter_loop, {group, undef_callbacks},
+ undef_in_terminate].
groups() ->
[{start, [], tcs(start)},
@@ -50,7 +51,8 @@ groups() ->
{abnormal, [], tcs(abnormal)},
{abnormal_handle_event, [], tcs(abnormal)},
{sys, [], tcs(sys)},
- {sys_handle_event, [], tcs(sys)}].
+ {sys_handle_event, [], tcs(sys)},
+ {undef_callbacks, [], tcs(undef_callbacks)}].
tcs(start) ->
[start1, start2, start3, start4, start5, start6, start7,
@@ -62,8 +64,9 @@ tcs(abnormal) ->
tcs(sys) ->
[sys1, call_format_status,
error_format_status, terminate_crash_format,
- get_state, replace_state].
-
+ get_state, replace_state];
+tcs(undef_callbacks) ->
+ [undef_code_change, undef_terminate1, undef_terminate2].
init_per_suite(Config) ->
Config.
@@ -77,6 +80,11 @@ init_per_group(GroupName, Config)
GroupName =:= abnormal_handle_event;
GroupName =:= sys_handle_event ->
[{callback_mode,handle_event_function}|Config];
+init_per_group(undef_callbacks, Config) ->
+ DataDir = ?config(data_dir, Config),
+ StatemPath = filename:join(DataDir, "oc_statem.erl"),
+ {ok, oc_statem} = compile:file(StatemPath),
+ Config;
init_per_group(_GroupName, Config) ->
Config.
@@ -834,6 +842,7 @@ event_types(_Config) ->
{next_event,timeout,3},
{next_event,info,4},
{next_event,cast,5},
+ {next_event,{timeout,6}, 6},
{next_event,Call,Req}]}
end,
state1 =>
@@ -857,6 +866,10 @@ event_types(_Config) ->
{next_state, state6, undefined}
end,
state6 =>
+ fun ({timeout,6}, 6, undefined) ->
+ {next_state, state7, undefined}
+ end,
+ state7 =>
fun ({call,From}, stop, undefined) ->
{stop_and_reply, shutdown,
[{reply,From,stopped}]}
@@ -884,6 +897,69 @@ event_types(_Config) ->
+generic_timers(_Config) ->
+ process_flag(trap_exit, true),
+
+ Machine =
+ %% Abusing the internal format of From...
+ #{init =>
+ fun () ->
+ {ok, start, undefined}
+ end,
+ start =>
+ fun ({call,_} = Call, Req, undefined) ->
+ {next_state, state1, undefined,
+ [{{timeout,a},1500,1},
+ {state_timeout,1500,1},
+ {{timeout,b},1000,1},
+ {next_event,Call,Req}]}
+ end,
+ state1 =>
+ fun ({call,_} = Call, Req, undefined) ->
+ T = erlang:monotonic_time(millisecond) + 500,
+ {next_state, state2, undefined,
+ [{{timeout,c},T,2,{abs,true}},
+ {{timeout,d},0,2,[{abs,false}]},
+ {timeout,0,2},
+ {{timeout,b},infinity,2},
+ {{timeout,a},1000,{Call,Req}}]}
+ end,
+ state2 =>
+ fun ({timeout,d}, 2, undefined) ->
+ {next_state, state3, undefined}
+ end,
+ state3 =>
+ fun ({timeout,c}, 2, undefined) ->
+ {next_state, state4, undefined}
+ end,
+ state4 =>
+ fun ({timeout,a}, {{call,From},stop}, undefined) ->
+ {stop_and_reply, shutdown,
+ [{reply,From,stopped}]}
+ end},
+ {ok,STM} =
+ gen_statem:start_link(
+ ?MODULE, {map_statem,Machine,[]}, [{debug,[trace]}]),
+
+ stopped = gen_statem:call(STM, stop),
+ receive
+ {'EXIT',STM,shutdown} ->
+ ok
+ after 500 ->
+ ct:fail(did_not_stop)
+ end,
+
+ {noproc,_} =
+ ?EXPECT_FAILURE(gen_statem:call(STM, hej), Reason),
+ case flush() of
+ [] ->
+ ok;
+ Other2 ->
+ ct:fail({unexpected,Other2})
+ end.
+
+
+
sys1(Config) ->
{ok,Pid} = gen_statem:start(?MODULE, start_arg(Config, []), []),
{status, Pid, {module,gen_statem}, _} = sys:get_status(Pid),
@@ -1393,6 +1469,51 @@ enter_loop(Reg1, Reg2) ->
gen_statem:enter_loop(?MODULE, [], state0, [])
end.
+undef_code_change(_Config) ->
+ {ok, Statem} = gen_statem:start(oc_statem, [], []),
+ {error, {'EXIT',
+ {undef, [{oc_statem, code_change, [_, _, _, _], _}|_]}}}
+ = fake_upgrade(Statem, oc_statem).
+
+fake_upgrade(Pid, Mod) ->
+ sys:suspend(Pid),
+ sys:replace_state(Pid, fun(State) -> {new, State} end),
+ Ret = sys:change_code(Pid, Mod, old_vsn, []),
+ ok = sys:resume(Pid),
+ Ret.
+
+undef_terminate1(_Config) ->
+ {ok, Statem} = gen_statem:start(oc_statem, [], []),
+ MRef = monitor(process, Statem),
+ ok = gen_statem:stop(Statem),
+ verify_down(Statem, MRef, normal),
+ ok.
+
+undef_terminate2(_Config) ->
+ Reason = {error, test},
+ {ok, Statem} = oc_statem:start(),
+ MRef = monitor(process, Statem),
+ ok = gen_statem:stop(Statem, Reason, infinity),
+ verify_down(Statem, MRef, Reason).
+
+undef_in_terminate(_Config) ->
+ Data = {undef_in_terminate, {?MODULE, terminate}},
+ {ok, Statem} = gen_statem:start(?MODULE, {data, Data}, []),
+ try
+ gen_statem:stop(Statem),
+ ct:fail(should_crash)
+ catch
+ exit:{undef, [{?MODULE, terminate, _, _}|_]} ->
+ ok
+ end.
+
+verify_down(Statem, MRef, Reason) ->
+ receive
+ {'DOWN', MRef, process, Statem, Reason} ->
+ ok
+ after 5000 ->
+ ct:fail(default_terminate_failed)
+ end.
%% Test the order for multiple {next_event,T,C}
next_events(Config) ->
@@ -1571,6 +1692,9 @@ callback_mode() ->
terminate(_, _State, crash_terminate) ->
exit({crash,terminate});
+terminate(_, _State, {undef_in_terminate, {Mod, Fun}}) ->
+ Mod:Fun(),
+ ok;
terminate({From,stopped}, State, _Data) ->
From ! {self(),{stopped,State}},
ok;
@@ -1597,8 +1721,9 @@ idle({call,From}, {delayed_answer,T}, Data) ->
throw({keep_state,Data})
end;
idle({call,From}, {timeout,Time}, _Data) ->
+ AbsTime = erlang:monotonic_time(millisecond) + Time,
{next_state,timeout,{From,Time},
- {timeout,Time,idle}};
+ {timeout,AbsTime,idle,[{abs,true}]}};
idle(cast, next_event, _Data) ->
{next_state,next_events,[a,b,c],
[{next_event,internal,a},
diff --git a/lib/stdlib/test/gen_statem_SUITE_data/oc_statem.erl b/lib/stdlib/test/gen_statem_SUITE_data/oc_statem.erl
new file mode 100644
index 0000000000..27c9e0718d
--- /dev/null
+++ b/lib/stdlib/test/gen_statem_SUITE_data/oc_statem.erl
@@ -0,0 +1,37 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2017. All Rights Reserved.
+%%
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
+%%
+%% %CopyrightEnd%
+%%
+-module(oc_statem).
+
+-behaviour(gen_statem).
+
+%% API
+-export([start/0]).
+
+%% gen_statem callbacks
+-export([init/1, callback_mode/0]).
+
+start() ->
+ gen_statem:start({local, ?MODULE}, ?MODULE, [], []).
+
+init([]) ->
+ {ok, state_name, #{}}.
+
+callback_mode() ->
+ handle_event_function.
diff --git a/lib/stdlib/test/io_SUITE.erl b/lib/stdlib/test/io_SUITE.erl
index b2754e47ba..ef3f0be5d7 100644
--- a/lib/stdlib/test/io_SUITE.erl
+++ b/lib/stdlib/test/io_SUITE.erl
@@ -2348,4 +2348,28 @@ otp_14285(_Config) ->
L1 = [S || C <- Chars, S <- io_lib:write_atom(list_to_atom([C])),
not is_latin1(S)],
L1 = lists:seq(256, 512),
+
+ latin1_fmt("~w", ['кирилли́ческий атом']),
+ latin1_fmt("~w", ['\x{10FFFF}']),
+ "'кирилли́ческий атом'" = fmt("~tw", ['кирилли́ческий атом']),
+ [$',16#10FFFF,$'] = fmt("~tw", ['\x{10FFFF}']),
+
+ latin1_fmt("~W", ['кирилли́ческий атом', 13]),
+ latin1_fmt("~W", ['\x{10FFFF}', 13]),
+ "'кирилли́ческий атом'" = fmt("~tW", ['кирилли́ческий атом', 13]),
+ [$',16#10FFFF,$'] = fmt("~tW", ['\x{10FFFF}', 13]),
+
+ {ok, [an_atom],[]} = io_lib:fread("~a", "an_atom"),
+ {ok, [an_atom],[]} = io_lib:fread("~ta", "an_atom"),
+ Str = "\"ab" ++ [1089] ++ "cd\"",
+ {ok, ["\"ab"], [1089]++"cd\""} = io_lib:fread("~s", Str),
+ {ok, ['\"ab'], [1089]++"cd\""} = io_lib:fread("~a", Str),
+ {ok,[Str], []} = io_lib:fread("~ts", Str),
+ {ok,[Atom],[]} = io_lib:fread("~ta", Str),
+ Str = atom_to_list(Atom),
+
ok.
+
+latin1_fmt(Fmt, Args) ->
+ L = fmt(Fmt, Args),
+ true = lists:all(fun is_latin1/1, L).
diff --git a/lib/stdlib/test/qlc_SUITE.erl b/lib/stdlib/test/qlc_SUITE.erl
index 2b5d52287e..5e9e03e410 100644
--- a/lib/stdlib/test/qlc_SUITE.erl
+++ b/lib/stdlib/test/qlc_SUITE.erl
@@ -1240,6 +1240,17 @@ string_to_handle(Config) when is_list(Config) ->
{'EXIT', {no_lookup_to_carry_out, _}} =
(catch qlc:e(qlc:string_to_handle(Q, {lookup,true}, Bs2))),
ets:delete(Ets),
+
+ %% References can be scanned and parsed.
+ E2 = ets:new(test, [bag]),
+ Ref = make_ref(),
+ true = ets:insert(E2, [{Ref,Ref}]),
+ S2 = "[{Val1} || {Ref1, Val1} <- ets:table("++io_lib:write(E2)++"),"
+ "Ref1 =:= Ref].",
+ Bs = erl_eval:add_binding('Ref', Ref, erl_eval:new_bindings()),
+ [{Ref}] = qlc:e(qlc:string_to_handle(S2, [], Bs)),
+ ets:delete(E2),
+
ok.
%% table
@@ -4321,7 +4332,18 @@ ets(Config) when is_list(Config) ->
R = qlc:e(Q),
ets:delete(E),
[] = R">>]
- end
+ end,
+
+ <<"E2 = ets:new(test, [bag]),
+ Ref = make_ref(),
+ true = ets:insert(E2, [{Ref,Ref}]),
+ Q2 = qlc:q([{Val1} ||
+ {Ref1, Val1} <- ets:table(E2),
+ Ref1 =:= Ref]),
+ S = qlc:info(Q2),
+ true = is_list(S),
+ [{Ref}] = qlc:e(Q2),
+ ets:delete(E2)">>
],
@@ -7071,7 +7093,7 @@ otp_12946(Config) when is_list(Config) ->
%% Examples from qlc(3).
manpage(Config) when is_list(Config) ->
-
+ dets:start(),
ok = compile_gb_table(Config),
Ts = [
@@ -7138,11 +7160,14 @@ manpage(Config) when is_list(Config) ->
\" [{X,Z}|{W,Y}] <- V2\n\"
\" ])\n\"
\"end\",
- Info =
+ Info1 =
re:replace(qlc:info(Q),
- \"table\\\\(-*[0-9]*\",
+ \"table\\\\(#Ref<[\\.0-9]*>\",
\"table(_\", [{return,list},global]),
- L = Info,
+ F = fun(C) -> C =/= $\n andalso C =/= $\s end,
+ Info = lists:filter(F, Info1),
+ L1 = lists:filter(F, L),
+ L1 = Info,
ets:delete(E1),
ets:delete(E2)">>,
@@ -7445,10 +7470,10 @@ etsc(F, Opts, Objs) ->
V.
join_info(H) ->
- {qlc, S, Options} = strip_qlc_call(H),
+ {{qlc, S, Options}, Bs} = strip_qlc_call2(H),
%% "Hide" the call to qlc_pt from the test in run_test().
LoadedPT = code:is_loaded(qlc_pt),
- QH = qlc:string_to_handle(S, Options),
+ QH = qlc:string_to_handle(S, Options, Bs),
_ = [unload_pt() || false <- [LoadedPT]], % doesn't take long...
case {join_info_count(H), join_info_count(QH)} of
{N, N} ->
@@ -7458,30 +7483,34 @@ join_info(H) ->
end.
strip_qlc_call(H) ->
+ {Expr, _Bs} = strip_qlc_call2(H),
+ Expr.
+
+strip_qlc_call2(H) ->
S = qlc:info(H, {flat, false}),
- {ok, Tokens, _EndLine} = erl_scan:string(S++"."),
- {ok, [Expr]} = erl_parse:parse_exprs(Tokens),
- case Expr of
- {call,_,{remote,_,{atom,_,qlc},{atom,_,q}},[LC]} ->
- {qlc, lists:flatten([erl_pp:expr(LC), "."]), []};
- {call,_,{remote,_,{atom,_,qlc},{atom,_,q}},[LC, Opts]} ->
- {qlc, lists:flatten([erl_pp:expr(LC), "."]),
- erl_parse:normalise(Opts)};
- {call,_,{remote,_,{atom,_,ets},{atom,_,match_spec_run}},_} ->
- {match_spec, Expr};
- {call,_,{remote,_,{atom,_,M},{atom,_,table}},_} ->
- {table, M, Expr};
- _ ->
- []
- end.
+ {ok, Tokens, _EndLine} = erl_scan:string(S++".", 1, [text]),
+ {ok, [Expr], Bs} = lib:extended_parse_exprs(Tokens),
+ {case Expr of
+ {call,_,{remote,_,{atom,_,qlc},{atom,_,q}},[LC]} ->
+ {qlc, lists:flatten([erl_pp:expr(LC), "."]), []};
+ {call,_,{remote,_,{atom,_,qlc},{atom,_,q}},[LC, Opts]} ->
+ {qlc, lists:flatten([erl_pp:expr(LC), "."]),
+ erl_parse:normalise(Opts)};
+ {call,_,{remote,_,{atom,_,ets},{atom,_,match_spec_run}},_} ->
+ {match_spec, Expr};
+ {call,_,{remote,_,{atom,_,M},{atom,_,table}},_} ->
+ {table, M, Expr};
+ _ ->
+ []
+ end, Bs}.
-record(ji, {nmerge = 0, nlookup = 0, nnested_loop = 0, nkeysort = 0}).
%% Counts join options and (all) calls to qlc:keysort().
join_info_count(H) ->
S = qlc:info(H, {flat, false}),
- {ok, Tokens, _EndLine} = erl_scan:string(S++"."),
- {ok, [Expr]} = erl_parse:parse_exprs(Tokens),
+ {ok, Tokens, _EndLine} = erl_scan:string(S++".", 1, [text]),
+ {ok, [Expr], _Bs} = lib:extended_parse_exprs(Tokens),
#ji{nmerge = Nmerge, nlookup = Nlookup,
nkeysort = NKeysort, nnested_loop = Nnested_loop} =
ji(Expr, #ji{}),
@@ -7524,8 +7553,8 @@ lookup_keys({list,Q,_}, L) ->
lookup_keys({generate,_,Q}, L) ->
lookup_keys(Q, L);
lookup_keys({table,Chars}, L) when is_list(Chars) ->
- {ok, Tokens, _} = erl_scan:string(lists:flatten(Chars++".")),
- {ok, [Expr]} = erl_parse:parse_exprs(Tokens),
+ {ok, Tokens, _} = erl_scan:string(lists:flatten(Chars++"."), 1, [text]),
+ {ok, [Expr], _Bs} = lib:extended_parse_exprs(Tokens),
case Expr of
{call,_,_,[_fun,AKs]} ->
case erl_parse:normalise(AKs) of
@@ -7842,7 +7871,7 @@ run_test(Config, Extra, {cres, Body, Opts, ExpectedCompileReturn}) ->
{module, _} = code:load_abs(AbsFile, Mod),
Ms0 = erlang:process_info(self(),messages),
- Before = {{get(), ets:all(), Ms0}, pps()},
+ Before = {{get(), lists:sort(ets:all()), Ms0}, pps()},
%% Prepare the check that the qlc module does not call qlc_pt.
_ = [unload_pt() || {file, Name} <- [code:is_loaded(qlc_pt)],
@@ -7874,7 +7903,7 @@ run_test(Config, Extra, Body) ->
wait_for_expected(R, {Strict0,PPS0}=Before, SourceFile, Wait) ->
Ms = erlang:process_info(self(),messages),
- After = {_,PPS1} = {{get(), ets:all(), Ms}, pps()},
+ After = {_,PPS1} = {{get(), lists:sort(ets:all()), Ms}, pps()},
case {R, After} of
{ok, Before} ->
ok;
diff --git a/lib/stdlib/test/shell_SUITE.erl b/lib/stdlib/test/shell_SUITE.erl
index 56002dda25..99411bc8fd 100644
--- a/lib/stdlib/test/shell_SUITE.erl
+++ b/lib/stdlib/test/shell_SUITE.erl
@@ -31,7 +31,7 @@
progex_lc/1, progex_funs/1,
otp_5990/1, otp_6166/1, otp_6554/1,
otp_7184/1, otp_7232/1, otp_8393/1, otp_10302/1, otp_13719/1,
- otp_14285/1]).
+ otp_14285/1, otp_14296/1]).
-export([ start_restricted_from_shell/1,
start_restricted_on_command_line/1,restricted_local/1]).
@@ -92,7 +92,7 @@ groups() ->
progex_funs]},
{tickets, [],
[otp_5990, otp_6166, otp_6554, otp_7184,
- otp_7232, otp_8393, otp_10302, otp_13719, otp_14285]}].
+ otp_7232, otp_8393, otp_10302, otp_13719, otp_14285, otp_14296]}].
init_per_suite(Config) ->
Config.
@@ -2841,6 +2841,95 @@ otp_14285(Config) ->
test_server:stop_node(Node),
ok.
+otp_14296(Config) when is_list(Config) ->
+ fun() ->
+ F = fun() -> a end,
+ LocalFun = term_to_string(F),
+ S = LocalFun ++ ".",
+ "1: syntax error before: Fun" = comm_err(S)
+ end(),
+
+ fun() ->
+ F = fun mod:func/1,
+ ExternalFun = term_to_string(F),
+ S = ExternalFun ++ ".",
+ R = ExternalFun ++ ".\n",
+ R = t(S)
+ end(),
+
+ fun() ->
+ UnknownPid = "<100000.0.0>",
+ S = UnknownPid ++ ".",
+ "1: syntax error before: '<'" = comm_err(S)
+ end(),
+
+ fun() ->
+ KnownPid = term_to_string(self()),
+ S = KnownPid ++ ".",
+ R = KnownPid ++ ".\n",
+ R = t(S)
+ end(),
+
+ fun() ->
+ Port = open_port({spawn, "ls"}, [line]),
+ KnownPort = erlang:port_to_list(Port),
+ S = KnownPort ++ ".",
+ R = KnownPort ++ ".\n",
+ R = t(S)
+ end(),
+
+ fun() ->
+ UnknownPort = "#Port<100000.0>",
+ S = UnknownPort ++ ".",
+ "1: syntax error before: Port" = comm_err(S)
+ end(),
+
+ fun() ->
+ UnknownRef = "#Ref<100000.0.0.0>",
+ S = UnknownRef ++ ".",
+ "1: syntax error before: Ref" = comm_err(S)
+ end(),
+
+ fun() ->
+ KnownRef = term_to_string(make_ref()),
+ S = KnownRef ++ ".",
+ R = KnownRef ++ ".\n",
+ R = t(S)
+ end(),
+
+ %% Test lib:extended_parse_term/1
+ TF = fun(S) ->
+ {ok, Ts, _} = erl_scan:string(S++".", 1, [text]),
+ case lib:extended_parse_term(Ts) of
+ {ok, Term} -> Term;
+ {error, _}=Error -> Error
+ end
+ end,
+ Fun = fun m:f/1,
+ Fun = TF(term_to_string(Fun)),
+ Fun = TF("fun m:f/1"),
+ Pid = self(),
+ Pid = TF(term_to_string(Pid)),
+ Ref = make_ref(),
+ Ref = TF(term_to_string(Ref)),
+ Term = {[10, a], {"foo", []}, #{x => <<"bar">>}},
+ Term = TF(lists:flatten(io_lib:format("~p", [Term]))),
+ {$a, F1, "foo"} = TF("{$a, 1.0, \"foo\"}"),
+ true = is_float(F1),
+ 3 = TF("+3"),
+ $a = TF("+$a"),
+ true = is_float(TF("+1.0")),
+ true = -3 =:= TF("-3"),
+ true = -$a =:= TF("-$a"),
+ true = is_float(TF("-1.0")),
+ {error, {_, _, ["syntax error"++_|_]}} = TF("{1"),
+ {error, {_,_,"bad term"}} = TF("fun() -> foo end"),
+ {error, {_,_,"bad term"}} = TF("1, 2"),
+ ok.
+
+term_to_string(T) ->
+ lists:flatten(io_lib:format("~w", [T])).
+
scan(B) ->
F = fun(Ts) ->
case erl_parse:parse_term(Ts) of
diff --git a/lib/stdlib/test/sofs_SUITE.erl b/lib/stdlib/test/sofs_SUITE.erl
index f67bf16f0f..39e56c6df6 100644
--- a/lib/stdlib/test/sofs_SUITE.erl
+++ b/lib/stdlib/test/sofs_SUITE.erl
@@ -1783,7 +1783,7 @@ multiple_relative_product(Conf) when is_list(Conf) ->
ok.
digraph(Conf) when is_list(Conf) ->
- T0 = ets:all(),
+ T0 = lists:sort(ets:all()),
E = empty_set(),
R = relation([{a,b},{b,c},{c,d},{d,a}]),
F = relation_to_family(R),
@@ -1833,7 +1833,7 @@ digraph(Conf) when is_list(Conf) ->
true -> ok
end,
- true = T0 == ets:all(),
+ true = T0 == lists:sort(ets:all()),
ok.
digraph_fail(ExitReason, Fail) ->
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-30 20:34:45 +0000