long = ['number'],
)
+ self.to_hu_conv_templates = dict(
+ ptr = 'const {var_name}_hu_conv: {human_type} = new {human_type}(null, {var_name});',
+ default = 'const {var_name}_hu_conv: {human_type} = new {human_type}(null, {var_name});',
+ )
+
+ self.bindings_header = """
+
+const path = require('path').join(__dirname, 'bindings.wasm');
+const bytes = require('fs').readFileSync(path);
+let imports = {};
+// add all exports to dictionary and move down?
+// use `module.exports`?
+// imports['./bindings.js'] = require('./bindings.js');
+
+const wasmModule = new WebAssembly.Module(bytes);
+const wasmInstance = new WebAssembly.Instance(wasmModule, imports);
+// module.exports = wasmInstance.exports;
+const wasm = wasmInstance.exports;
+
+export class VecOrSliceDef {
+ public dataptr: number;
+ public datalen: number;
+ public stride: number;
+ public constructor(dataptr: number, datalen: number, stride: number) {
+ this.dataptr = dataptr;
+ this.datalen = datalen;
+ this.stride = stride;
+ }
+}
+
+/*
+TODO: load WASM file
+static {
+ System.loadLibrary(\"lightningjni\");
+ init(java.lang.Enum.class, VecOrSliceDef.class);
+ init_class_cache();
+}
+
+static native void init(java.lang.Class c, java.lang.Class slicedef);
+static native void init_class_cache();
+
+public static native boolean deref_bool(long ptr);
+public static native long deref_long(long ptr);
+public static native void free_heap_ptr(long ptr);
+public static native byte[] read_bytes(long ptr, long len);
+public static native byte[] get_u8_slice_bytes(long slice_ptr);
+public static native long bytes_to_u8_vec(byte[] bytes);
+public static native long new_txpointer_copy_data(byte[] txdata);
+public static native void txpointer_free(long ptr);
+public static native byte[] txpointer_get_buffer(long ptr);
+public static native long vec_slice_len(long vec);
+public static native long new_empty_slice_vec();
+*/
+
+"""
+
self.common_base = """
export default class CommonBase {
ptr: number;
return ret
def native_c_map_trait(self, struct_name, field_var_conversions, field_function_lines):
- out_java = "out_java:native_c_map_trait"
- out_java_trait = "out_java_trait:native_c_map_trait"
- out_c = "out_c:native_c_map_trait"
-
-
- out_java_trait = ""
- out_java = ""
+ out_typescript_bindings = "\n\n\n// OUT_TYPESCRIPT_BINDINGS :: MAP_TRAIT :: START\n\n"
constructor_arguments = ""
super_instantiator = ""
out_interface_implementation_overrides = out_interface_implementation_overrides + "\t\t\t\treturn ret;\n"
out_interface_implementation_overrides += f"{interface_method_override_inset}}},\n\n{interface_method_override_inset}"
+ trait_constructor_arguments = ""
+ for var in field_var_conversions:
+ if isinstance(var, ConvInfo):
+ trait_constructor_arguments += ", " + var.arg_name
+ else:
+ trait_constructor_arguments += ", " + var[1] + ".new_impl(" + var[1] + "_impl).bindings_instance"
- out_java_trait = f"""
+
+ out_typescript_human = f"""
{self.hu_struct_file_prefix}
export class {struct_name.replace("LDK","")} extends CommonBase {{
{out_interface_implementation_overrides}
}};
- impl_holder.held = new {struct_name.replace("LDK", "")} (null, structImplementation);
+ impl_holder.held = new {struct_name.replace("LDK", "")} (null, structImplementation{trait_constructor_arguments});
}}
}}
- java_trait_constr = ") {\n\t\tfinal " + struct_name + "Holder impl_holder = new " + struct_name + "Holder();\n"
- java_trait_constr = java_trait_constr + "\t\timpl_holder.held = new " + struct_name.replace("LDK", "") + "(new bindings." + struct_name + "() {\n"
- out_java = out_java + "\tpublic interface " + struct_name + " {\n"
+ out_typescript_bindings += "\t\texport interface " + struct_name + " {\n"
java_meths = []
for fn_line in field_function_lines:
- java_meth_descr = "("
if fn_line.fn_name != "free" and fn_line.fn_name != "clone":
- out_java = out_java + "\t\t " + fn_line.ret_ty_info.java_ty + " " + fn_line.fn_name + "("
- java_trait_constr = java_trait_constr + "\t\t\t@Override public " + fn_line.ret_ty_info.java_ty + " " + fn_line.fn_name + "("
+ out_typescript_bindings += f"\t\t\t{fn_line.fn_name} ("
for idx, arg_conv_info in enumerate(fn_line.args_ty):
if idx >= 1:
- out_java = out_java + ", "
- java_trait_constr = java_trait_constr + ", "
- # out_java_trait = out_java_trait + ", "
- out_java = out_java + arg_conv_info.java_ty + " " + arg_conv_info.arg_name
- # out_java_trait = out_java_trait + arg_conv_info.java_hu_ty + " " + arg_conv_info.arg_name
- java_trait_constr = java_trait_constr + arg_conv_info.java_ty + " " + arg_conv_info.arg_name
- java_meth_descr = java_meth_descr + arg_conv_info.java_fn_ty_arg
- java_meth_descr = java_meth_descr + ")" + fn_line.ret_ty_info.java_fn_ty_arg
- java_meths.append((fn_line.fn_name, java_meth_descr))
-
- out_java = out_java + ");\n"
- # out_java_trait = out_java_trait + ");\n"
- java_trait_constr = java_trait_constr + ") {\n"
+ out_typescript_bindings = out_typescript_bindings + ", "
+ out_typescript_bindings += f"{arg_conv_info.arg_name}: {arg_conv_info.java_ty}"
- for arg_info in fn_line.args_ty:
- if arg_info.to_hu_conv is not None:
- java_trait_constr = java_trait_constr + "\t\t\t\t" + arg_info.to_hu_conv.replace("\n", "\n\t\t\t\t") + "\n"
+ out_typescript_bindings += f"): {fn_line.ret_ty_info.java_ty};\n"
- if fn_line.ret_ty_info.java_ty != "void":
- java_trait_constr = java_trait_constr + "\t\t\t\t" + fn_line.ret_ty_info.java_hu_ty + " ret = arg." + fn_line.fn_name + "("
- else:
- java_trait_constr = java_trait_constr + "\t\t\t\targ." + fn_line.fn_name + "("
+ out_typescript_bindings = out_typescript_bindings + "\t\t}\n\n"
- for idx, arg_info in enumerate(fn_line.args_ty):
- if idx != 0:
- java_trait_constr = java_trait_constr + ", "
- if arg_info.to_hu_conv_name is not None:
- java_trait_constr = java_trait_constr + arg_info.to_hu_conv_name
- else:
- java_trait_constr = java_trait_constr + arg_info.arg_name
-
- java_trait_constr = java_trait_constr + ");\n"
- if fn_line.ret_ty_info.java_ty != "void":
- if fn_line.ret_ty_info.from_hu_conv is not None:
- java_trait_constr = java_trait_constr + "\t\t\t\t" + fn_line.ret_ty_info.java_ty + " result = " + fn_line.ret_ty_info.from_hu_conv[0] + ";\n"
- if fn_line.ret_ty_info.from_hu_conv[1] != "":
- java_trait_constr = java_trait_constr + "\t\t\t\t" + fn_line.ret_ty_info.from_hu_conv[1].replace("this", "impl_holder.held") + ";\n"
- #if fn_line.ret_ty_info.rust_obj in result_types:
- # XXX: We need to handle this in conversion logic so that its cross-language!
- # Avoid double-free by breaking the result - we should learn to clone these and then we can be safe instead
- # java_trait_constr = java_trait_constr + "\t\t\t\tret.ptr = 0;\n"
- java_trait_constr = java_trait_constr + "\t\t\t\treturn result;\n"
- else:
- java_trait_constr = java_trait_constr + "\t\t\t\treturn ret;\n"
- java_trait_constr = java_trait_constr + "\t\t\t}\n"
- java_trait_constr = java_trait_constr + "\t\t}"
+ out_typescript_bindings += f"\t\texport function {struct_name}_new(impl: {struct_name}"
for var in field_var_conversions:
if isinstance(var, ConvInfo):
- java_trait_constr = java_trait_constr + ", " + var.arg_name
+ out_typescript_bindings += f", {var.arg_name}: {var.java_ty}"
else:
- java_trait_constr = java_trait_constr + ", " + var[1] + ".new_impl(" + var[1] + "_impl).bindings_instance"
- out_java_trait += java_trait_constr + ");\n\t\treturn impl_holder.held;\n\t}\n"
-
- out_java = out_java + "\t}\n"
+ out_typescript_bindings += f", {var[1]}: {var[0]}"
+
+ out_typescript_bindings += f"""): number {{
+ throw new Error('unimplemented'); // TODO: bind to WASM
+ }}
+
+ export function {struct_name}_get_obj_from_jcalls(val: number): {struct_name} {{
+ throw new Error('unimplemented'); // TODO: bind to WASM
+ }}
+ """
- out_java = out_java + "\tpublic static native long " + struct_name + "_new(" + struct_name + " impl"
- for var in field_var_conversions:
- if isinstance(var, ConvInfo):
- out_java = out_java + ", " + var.java_ty + " " + var.arg_name
- else:
- out_java = out_java + ", " + var[0] + " " + var[1]
- out_java = out_java + ");\n"
- out_java = out_java + "\tpublic static native " + struct_name + " " + struct_name + "_get_obj_from_jcalls(long val);\n"
+ out_typescript_bindings += '\n// OUT_TYPESCRIPT_BINDINGS :: MAP_TRAIT :: END\n\n\n'
# Now that we've written out our java code (and created java_meths), generate C
out_c = "typedef struct " + struct_name + "_JCalls {\n"
out_c = out_c + "}\n"
- return (out_java, out_java_trait, out_c)
+ return (out_typescript_bindings, out_typescript_human, out_c)
def map_complex_enum(self, struct_name, variant_list, camel_to_snake):
java_hu_type = struct_name.replace("LDK", "")