mirror of
https://github.com/pocketpy/pocketpy
synced 2025-10-20 11:30:18 +00:00
59 lines
2.7 KiB
Dart
59 lines
2.7 KiB
Dart
// ignore_for_file: non_constant_identifier_names, prefer_typing_uninitialized_variables, constant_identifier_names, no_leading_underscores_for_local_identifiers
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import 'dart:convert' as cvt;
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import 'dart:ffi' as ffi;
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import 'dart:io';
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import 'package:ffi/ffi.dart';
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import 'common.dart';
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class _Bindings
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{
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static ffi.DynamicLibrary _load() {
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String _libName = "pocketpy";
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if (Platform.isIOS) {
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return ffi.DynamicLibrary.process();
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}
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if (Platform.isAndroid || Platform.isLinux) {
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return ffi.DynamicLibrary.open('lib$_libName.so');
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}
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if (Platform.isWindows) {
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return ffi.DynamicLibrary.open('$_libName.dll');
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}
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throw UnsupportedError('Unknown platform: ${Platform.operatingSystem}');
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}
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static final _lib = _load();
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static final pkpy_delete = _lib.lookupFunction<ffi.Void Function(ffi.Pointer p), void Function(ffi.Pointer p)>("pkpy_delete");
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static final pkpy_new_repl = _lib.lookupFunction<ffi.Pointer Function(ffi.Pointer vm), ffi.Pointer Function(ffi.Pointer vm)>("pkpy_new_repl");
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static final pkpy_repl_input = _lib.lookupFunction<ffi.Int32 Function(ffi.Pointer r, ffi.Pointer<Utf8> line), int Function(ffi.Pointer r, ffi.Pointer<Utf8> line)>("pkpy_repl_input");
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static final pkpy_new_vm = _lib.lookupFunction<ffi.Pointer Function(ffi.Bool use_stdio), ffi.Pointer Function(bool use_stdio)>("pkpy_new_vm");
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static final pkpy_vm_add_module = _lib.lookupFunction<ffi.Void Function(ffi.Pointer vm, ffi.Pointer<Utf8> name, ffi.Pointer<Utf8> source), void Function(ffi.Pointer vm, ffi.Pointer<Utf8> name, ffi.Pointer<Utf8> source)>("pkpy_vm_add_module");
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static final pkpy_vm_eval = _lib.lookupFunction<ffi.Pointer<Utf8> Function(ffi.Pointer vm, ffi.Pointer<Utf8> source), ffi.Pointer<Utf8> Function(ffi.Pointer vm, ffi.Pointer<Utf8> source)>("pkpy_vm_eval");
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static final pkpy_vm_exec = _lib.lookupFunction<ffi.Void Function(ffi.Pointer vm, ffi.Pointer<Utf8> source), void Function(ffi.Pointer vm, ffi.Pointer<Utf8> source)>("pkpy_vm_exec");
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static final pkpy_vm_get_global = _lib.lookupFunction<ffi.Pointer<Utf8> Function(ffi.Pointer vm, ffi.Pointer<Utf8> name), ffi.Pointer<Utf8> Function(ffi.Pointer vm, ffi.Pointer<Utf8> name)>("pkpy_vm_get_global");
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static final pkpy_vm_read_output = _lib.lookupFunction<ffi.Pointer<Utf8> Function(ffi.Pointer vm), ffi.Pointer<Utf8> Function(ffi.Pointer vm)>("pkpy_vm_read_output");
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}
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class REPL {
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late final ffi.Pointer pointer;
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REPL(VM vm) {
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pointer = _Bindings.pkpy_new_repl(vm.pointer);
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}
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void dispose() {
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_Bindings.pkpy_delete(pointer);
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}
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/// Input a source line to an interactive console.
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int input(String line)
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{
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var ret = _Bindings.pkpy_repl_input(pointer, _Str(line).p);
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return ret;
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}
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}
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