codeql/docs/language/support/versions-compilers.csv

1	Language	Variants	Compilers	Extensions
2	C/C++	C89, C99, C11, C18, C++98, C++03, C++11, C++14, C++17	Clang (and clang-cl [1]_) extensions (up to Clang 9.0), GNU extensions (up to GCC 9.2), Microsoft extensions (up to VS 2019), Arm Compiler 5 [2]_	``.cpp``, ``.c++``, ``.cxx``, ``.hpp``, ``.hh``, ``.h++``, ``.hxx``, ``.c``, ``.cc``, ``.h``
3	C#	C# up to 8.0. with .NET up to 4.8 [3]_	Microsoft Visual Studio up to 2019, .NET Core up to 3.0	``.sln``, ``.csproj``, ``.cs``, ``.cshtml``, ``.xaml``
4	Go (aka Golang)	Go up to 1.13	Go 1.11 or more recent	``.go``
5	Java	Java 6 to 13 [4]_	javac (OpenJDK and Oracle JDK), Eclipse compiler for Java (ECJ) [5]_	``.java``
6	JavaScript	ECMAScript 2019 or lower	Not applicable	``.js``, ``.jsx``, ``.mjs``, ``.es``, ``.es6``, ``.htm``, ``.html``, ``.xhm``, ``.xhtml``, ``.vue``, ``.json``, ``.yaml``, ``.yml``, ``.raml``, ``.xml`` [6]_
7	Python	2.7, 3.5, 3.6, 3.7, 3.8	Not applicable	``.py``
8	TypeScript [7]_	2.6-3.7	Standard TypeScript compiler	``.ts``, ``.tsx``