JSON Lexing and string encoding/decoding (#1858)

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

* WIP Json lexer.

* Check JSON Lex with unit test

* Add JSON escaping/unescaping of strings.

* Big fix encoding/decoding.

* Fix typo in JSON diagnostics.

* Fix typo.

* Better float testing.

1 files changed, 33 insertions, 0 deletions

diff --git a/source/compiler-core/slang-json-diagnostics.cpp b/source/compiler-core/slang-json-diagnostics.cpp
new file mode 100644
index 000000000..1d35e8faf
--- /dev/null
+++ b/source/compiler-core/slang-json-diagnostics.cpp
@@ -0,0 +1,33 @@
+// slang-json-diagnostics.cpp
+#include "slang-json-diagnostics.h"
+
+namespace Slang {
+
+namespace JSONDiagnostics
+{
+#define DIAGNOSTIC(id, severity, name, messageFormat) const DiagnosticInfo name = { id, Severity::severity, #name, messageFormat };
+#include "slang-json-diagnostic-defs.h"
+#undef DIAGNOSTIC
+}
+
+static const DiagnosticInfo* const kJSONDiagnostics[] =
+{
+#define DIAGNOSTIC(id, severity, name, messageFormat) &JSONDiagnostics::name, 
+#include "slang-json-diagnostic-defs.h"
+#undef DIAGNOSTIC
+};
+
+static DiagnosticsLookup* _newJSONDiagnosticsLookup()
+{
+    auto lookup = new DiagnosticsLookup;
+    lookup->add(kJSONDiagnostics, SLANG_COUNT_OF(kJSONDiagnostics));
+    return lookup;
+}
+
+DiagnosticsLookup* getJSONDiagnosticsLookup()
+{
+    static RefPtr<DiagnosticsLookup> s_lookup = _newJSONDiagnosticsLookup();
+    return s_lookup;
+}
+
+} // namespace Slang