Feature/remove app context (#765)

* Remove AppContext. Use StdChannels to hold writers, and TestToolUtil to hold test tool specific functionality.

* StdChannels -> StdWriters

* getStdOut -> getOut, getStdError -> getError

1 files changed, 21 insertions, 0 deletions

diff --git a/source/core/slang-test-tool-util.cpp b/source/core/slang-test-tool-util.cpp
new file mode 100644
index 000000000..7ecfacefa
--- /dev/null
+++ b/source/core/slang-test-tool-util.cpp
@@ -0,0 +1,21 @@
+
+#include "slang-test-tool-util.h"
+
+namespace Slang
+{
+
+/* static */int TestToolUtil::getReturnCode(SlangResult res)
+{
+    if (SLANG_SUCCEEDED(res))
+    {
+        return 0;
+    }
+    else if (res == SLANG_E_INTERNAL_FAIL)
+    {
+        return -1;
+    }
+    return 1;
+}
+
+}
+