Adds fixes to the grammar and rtc session (#317)

Perondas · Perondas · Perondas · web-flow · commit ae58a18a4988 · 2022-08-24T19:12:41.000+08:00
* Added default response to cancellation

* Added flag to stop ConcurrentModificationError when stopping ua

* update.

* Fixed grammar

* Added default reason to cancellation

Co-authored-by: Perondas &lt;114622@fhwn.ac.at&gt;
Co-authored-by: Perondas &lt;Pperondas@gmail.com&gt;
Co-authored-by: cloudwebrtc &lt;duanweiwei1982@gmail.com&gt;
diff --git a/lib/src/grammar_parser.dart b/lib/src/grammar_parser.dart
@@ -17187,7 +17187,7 @@ class GrammarParser {
             _failure(_expect83);
           }
           if (success) {
-            final $1 = $$;
+            final $1 = $$[2];
             final $start = startPos1;
             var pos0 = _startPos;
             $$ = ((offset, expires) {
@@ -17492,7 +17492,7 @@ class GrammarParser {
     if (!success && _cursor > _testing) {
       _failure(_expect114);
     }
-    return $$;
+    return data;
   }
 
   dynamic _parse_substate_value() {
@@ -22477,7 +22477,7 @@ class GrammarParser {
     if (!success && _cursor > _testing) {
       _failure(_expect113);
     }
-    return $$;
+    return data;
   }
 
   dynamic parse_Supported() {
diff --git a/lib/src/rtc_session.dart b/lib/src/rtc_session.dart
@@ -759,7 +759,7 @@ class RTCSession extends EventManager implements Owner {
           _is_canceled = true;
           _cancel_reason = cancel_reason;
         } else if (_status == C.STATUS_1XX_RECEIVED) {
-          _request.cancel(cancel_reason);
+          _request.cancel(cancel_reason ?? '');
         }
 
         _status = C.STATUS_CANCELED;

Original file line number	Diff line number	Diff line change
`@@ -17187,7 +17187,7 @@ class GrammarParser {`
`17187`	`17187`	`_failure(_expect83);`
`17188`	`17188`	`}`
`17189`	`17189`	`if (success) {`
`17190`		`- final $1 = $$;`
	`17190`	`+ final $1 = $$[2];`
`17191`	`17191`	`final $start = startPos1;`
`17192`	`17192`	`var pos0 = _startPos;`
`17193`	`17193`	`$$ = ((offset, expires) {`
`@@ -17492,7 +17492,7 @@ class GrammarParser {`
`17492`	`17492`	`if (!success && _cursor > _testing) {`
`17493`	`17493`	`_failure(_expect114);`
`17494`	`17494`	`}`
`17495`		`- return $$;`
	`17495`	`+ return data;`
`17496`	`17496`	`}`
`17497`	`17497`
`17498`	`17498`	`dynamic _parse_substate_value() {`
`@@ -22477,7 +22477,7 @@ class GrammarParser {`
`22477`	`22477`	`if (!success && _cursor > _testing) {`
`22478`	`22478`	`_failure(_expect113);`
`22479`	`22479`	`}`
`22480`		`- return $$;`
	`22480`	`+ return data;`
`22481`	`22481`	`}`
`22482`	`22482`
`22483`	`22483`	`dynamic parse_Supported() {`
Original file line number	Diff line number	Diff line change
`@@ -759,7 +759,7 @@ class RTCSession extends EventManager implements Owner {`
`759`	`759`	`_is_canceled = true;`
`760`	`760`	`_cancel_reason = cancel_reason;`
`761`	`761`	`} else if (_status == C.STATUS_1XX_RECEIVED) {`
`762`		`- _request.cancel(cancel_reason);`
	`762`	`+ _request.cancel(cancel_reason ?? '');`
`763`	`763`	`}`
`764`	`764`
`765`	`765`	`_status = C.STATUS_CANCELED;`