Update to latest wasmtime dev (#257)

ci/cbindgen.py

@@ -20,6 +20,7 @@ def __init__(self):
         self.ret += 'from ctypes import *\n'
         self.ret += 'import ctypes\n'
         self.ret += 'from typing import Any\n'
+        self.ret += 'from enum import Enum, auto\n'
         self.ret += 'from ._ffi import dll, wasm_val_t, wasm_ref_t\n'
 
     # Skip all function definitions, we don't bind those
@@ -65,6 +66,19 @@ def visit_Union(self, node):
         else:
             self.ret += "    pass\n"
 
+    def visit_Enum(self, node):
+        if not node.name or not node.name.startswith('was'):
+            return
+
+        self.ret += "\n"
+        self.ret += "class {}(Enum):\n".format(node.name)
+        for enumerator in node.values.enumerators:
+            if enumerator.value:
+                self.ret += "    {} = {}\n".format(enumerator.name, enumerator.value.value)
+            else:
+                self.ret += "    {} = auto()\n".format(enumerator.name)
+
+
     def visit_Typedef(self, node):
         if not node.name or not node.name.startswith('was'):
             return
@@ -194,6 +208,8 @@ def type_name(ty, ptr=False, typing=False):
         return ty.name
     elif isinstance(ty, c_ast.Union):
         return ty.name
+    elif isinstance(ty, c_ast.Enum):
+        return ty.name
     elif isinstance(ty, c_ast.FuncDecl):
         tys = []
         # TODO: apparently errors are thrown if we faithfully represent the

ci/download-wasmtime.py

@@ -1,5 +1,5 @@
 # Helper script to download a precompiled binary of the wasmtime dll for the
-# current platform. Currently always downloads the dev release of wasmtime.
+# current platform.
 
 import io
 import platform
@@ -10,7 +10,8 @@
 import zipfile
 from pathlib import Path
 
-WASMTIME_VERSION = "v25.0.0"
+ # set to "dev" to download the latest or pick a tag from https://github.com/bytecodealliance/wasmtime/tags
+WASMTIME_VERSION = "dev"
 
 
 def main(platform, arch):