feat: Added BinaryenType to string converter

Author: jonathanharg

binaryen/__global.py

@@ -1,5 +1,5 @@
-from ._binaryen import lib
 from .__expression import Expression
+from ._binaryen import lib
 
 
 class Global:

binaryen/__module.py

@@ -4,16 +4,11 @@
 
 from . import literal
 from .__expression import Block, Expression
-from .__global import Global
 from .__feature import Feature
 from .__functionref import FunctionRef
+from .__global import Global
 from ._binaryen import ffi, lib
-from .internals import (
-    BinaryenHeapType,
-    BinaryenLiteral,
-    BinaryenOp,
-    BinaryenType,
-)
+from .internals import BinaryenHeapType, BinaryenLiteral, BinaryenOp, BinaryenType
 from .type import TypeNone
 
 type BinaryenExportRef = Any

binaryen/type/__init__.py

@@ -6,6 +6,7 @@
 from .._binaryen import ffi as __ffi
 from .._binaryen import lib as __lib
 from . import array_type, heap_type, signature_type, struct_type
+from .to_str import to_str
 
 # These "types" are actually integers representing the type
 # e.g. none = 0, i32 = 2 etc.

binaryen/type/to_str.py

@@ -0,0 +1,29 @@
+from .._binaryen import lib
+from ..internals import BinaryenType
+
+
+def to_str(type: BinaryenType) -> str:
+    return {
+        lib.BinaryenTypeNone(): "None",
+        lib.BinaryenTypeInt32(): "Int32",
+        lib.BinaryenTypeInt64(): "Int64",
+        lib.BinaryenTypeFloat32(): "Float32",
+        lib.BinaryenTypeFloat64(): "Float64",
+        lib.BinaryenTypeVec128(): "Vec128",
+        lib.BinaryenTypeFuncref(): "Funcref",
+        lib.BinaryenTypeExternref(): "Externref",
+        lib.BinaryenTypeAnyref(): "Anyref",
+        lib.BinaryenTypeEqref(): "Eqref",
+        lib.BinaryenTypeI31ref(): "I31ref",
+        lib.BinaryenTypeStructref(): "Structref",
+        lib.BinaryenTypeArrayref(): "Arrayref",
+        lib.BinaryenTypeStringref(): "Stringref",
+        lib.BinaryenTypeStringviewWTF8(): "StringviewWTF8",
+        lib.BinaryenTypeStringviewWTF16(): "StringviewWTF16",
+        lib.BinaryenTypeStringviewIter(): "StringviewIter",
+        lib.BinaryenTypeNullref(): "Nullref",
+        lib.BinaryenTypeNullExternref(): "NullExternref",
+        lib.BinaryenTypeNullFuncref(): "NullFuncref",
+        lib.BinaryenTypeUnreachable(): "Unreachable",
+        lib.BinaryenTypeAuto(): "Auto",
+    }[type]

examples/unary.py

@@ -0,0 +1,21 @@
+import binaryen
+
+mod = binaryen.Module()
+
+# f_sub = mod.unary(binaryen.operations.NegFloat32(), mod.f32(6.7))
+f_sub = mod.unary(
+    binaryen.operations.NegFloat32(), mod.local_get(0, binaryen.type.Float32)
+)
+
+mod.add_function(b"float_test", binaryen.type.Float32, binaryen.type.Float32, [], f_sub)
+mod.add_function_export(b"float_test", b"float_test")
+
+# i_sub = mod.binary(binaryen.operations.SubInt32(), mod.i32(0), mod.i32(10))
+# i_sub = mod.binary(binaryen.operations.S, mod.i32(0), mod.local_get(0, binaryen.type.Int32))
+
+mod.add_function(b"int_test", binaryen.type.Int32, binaryen.type.Int32, [], i_sub)
+mod.add_function_export(b"int_test", b"int_test")
+
+mod.optimize()
+
+mod.print()