Removing exceptions from core/compiler-core (#1953)

* #include an absolute path didn't work - because paths were taken to always be relative.

* Refactor Stream. Working on all tests.

* Split out CharEncode.

* Make method names lower camel.
m_prefix in Writer/Reader

* Tidy up around CharEncode interface.

* Small improvements around encode/decode.

* Better use of types.

* Remove readLine from TextReader.

* Remove exceptions from Stream/Text handling.

* Fix some typos.

* Fix tabbing.

* Fix missing override.

* Remove remaining exception throw/catch via using signal mechanism.

* Remove exceptions that are not used anymore.

* Document the Stream interface.

* Remove index for decoding 'get byte' function.

* Fix CharReader -> ByteReader.

1 files changed, 3 insertions, 19 deletions

diff --git a/source/core/slang-file-system.cpp b/source/core/slang-file-system.cpp
index 8dd01ebf0..52ec40c07 100644
--- a/source/core/slang-file-system.cpp
+++ b/source/core/slang-file-system.cpp
@@ -201,26 +201,10 @@ SlangResult OSFileSystem::enumeratePathContents(const char* path, FileSystemCont
 SlangResult OSFileSystem::saveFile(const char* pathIn, const void* data, size_t size)
 {
     SLANG_RETURN_ON_FAIL(_checkMutable(m_style));
-
     const String path = _fixPathDelimiters(pathIn);
-
-    try
-    {
-        FileStream stream(pathIn, FileMode::Create, FileAccess::Write, FileShare::ReadWrite);
-
-        int64_t numWritten = stream.write(data, size);
-
-        if (numWritten != int64_t(size))
-        {
-            return SLANG_FAIL;
-        }
-
-    }
-    catch (const IOException&)
-    {
-    	return SLANG_E_CANNOT_OPEN;
-    }
-
+    FileStream stream;
+    SLANG_RETURN_ON_FAIL(stream.init(pathIn, FileMode::Create, FileAccess::Write, FileShare::ReadWrite));
+    SLANG_RETURN_ON_FAIL(stream.write(data, size));
     return SLANG_OK;
 }