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Fixed uncaught exception that can happen if you pause a stream with no upstream piped object.

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This commit is contained in:
Bryan Roe
2019-01-16 15:48:57 -08:00
parent da278e558f
commit d39dcd0aa1
1 changed files with 8 additions and 5 deletions
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13
microscript/ILibDuktape_HttpStream.c
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@@ -3740,11 +3740,14 @@ void ILibDuktape_httpStream_webSocket_EncodedPauseSink_Chain(void *chain, void *
ILibDuktape_WebSocket_State *state = (ILibDuktape_WebSocket_State*)user; ILibDuktape_WebSocket_State *state = (ILibDuktape_WebSocket_State*)user;
duk_context *ctx = state->decodedStream->writableStream->ctx; duk_context *ctx = state->decodedStream->writableStream->ctx;
duk_push_heapptr(ctx, state->decodedStream->writableStream->pipedReadable); // [readable] if (state->decodedStream->writableStream->pipedReadable != NULL)
duk_get_prop_string(ctx, -1, "pause"); // [readable][pause] {
duk_swap_top(ctx, -2); // [pause][this] duk_push_heapptr(ctx, state->decodedStream->writableStream->pipedReadable); // [readable]
if (duk_pcall_method(ctx, 0) != 0) { ILibDuktape_Process_UncaughtExceptionEx(ctx, "http.webSocketStream.Encoded_Pause(): Error pausing upstream "); } duk_get_prop_string(ctx, -1, "pause"); // [readable][pause]
duk_pop(ctx); // ... duk_swap_top(ctx, -2); // [pause][this]
if (duk_pcall_method(ctx, 0) != 0) { ILibDuktape_Process_UncaughtExceptionEx(ctx, "http.webSocketStream.Encoded_Pause(): Error pausing upstream "); }
duk_pop(ctx); // ...
}
} }
void ILibDuktape_httpStream_webSocket_EncodedPauseSink(ILibDuktape_DuplexStream *sender, void *user) void ILibDuktape_httpStream_webSocket_EncodedPauseSink(ILibDuktape_DuplexStream *sender, void *user)
{ {