apollovm 0.0.44 apollovm: ^0.0.44 copied to clipboard
ApolloVM, a Multilingual portable VM (native, JS/Web, Flutter) for Dart, Java, JavaScript with on-the-fly Wasm compilation.
import 'package:apollovm/apollovm.dart';
void main() async {
var vm = ApolloVM();
var codeUnit = SourceCodeUnit(
'dart',
r'''
class Foo {
int main(List<Object> args) {
var title = args[0];
var a = args[1];
var b = args[2] ~/ 2;
var c = args[3] * 3;
if (c > 120) {
c = 120 ;
}
var str = 'variables> a: $a ; b: $b ; c: $c' ;
var sumAB = a + b ;
var sumABC = a + b + c;
print(str);
print(title);
print(sumAB);
print(sumABC);
// Map:
var map = <String,int>{
'a': a,
'b': b,
'c': c,
'sumAB': sumAB,
"sumABC": sumABC,
};
print('Map: $map');
print('Map `b`: ${map['b']}');
return map['sumABC'];
}
}
''',
id: 'test');
var loadOK = await vm.loadCodeUnit(codeUnit);
if (!loadOK) {
print("Can't load source!");
return;
}
print('---------------------------------------');
var dartRunner = vm.createRunner('dart')!;
// Map the `print` function in the VM:
dartRunner.externalPrintFunction = (o) => print("» $o");
var astValue = await dartRunner.executeClassMethod(
'',
'Foo',
'main',
positionalParameters: [
['Sums:', 10, 30, 50]
],
);
var result = astValue.getValueNoContext();
print('Result: $result');
print('---------------------------------------');
// Regenerate code in Dart:
var codeStorageDart = vm.generateAllCodeIn('dart');
var allSourcesDart = codeStorageDart.writeAllSources();
print(allSourcesDart);
print('---------------------------------------');
// Regenerate code in Java11:
var codeStorageJava = vm.generateAllCodeIn('java11');
var allSourcesJava = codeStorageJava.writeAllSources();
print(allSourcesJava);
}
/////////////
// OUTPUT: //
/////////////
// ---------------------------------------
// » variables> a: 10 ; b: 15 ; c: 120
// » Sums:
// » 25
// » 145
// » Map: {a: 10, b: 15, c: 120, sumAB: 25, sumABC: 145}
// » Map `b`: 15
// Result: 145
// ---------------------------------------
// <<<< [SOURCES_BEGIN] >>>>
// <<<< NAMESPACE="" >>>>
// <<<< CODE_UNIT_START="/test" >>>>
// class Foo {
//
// int main(List<Object> args) {
// var title = args[0];
// var a = args[1];
// var b = args[2] ~/ 2;
// var c = args[3] * 3;
// if (c > 120) {
// c = 120;
// }
//
// var str = 'variables> a: $a ; b: $b ; c: $c';
// var sumAB = a + b;
// var sumABC = a + b + c;
// print(str);
// print(title);
// print(sumAB);
// print(sumABC);
// var map = <String,int>{'a': a, 'b': b, 'c': c, 'sumAB': sumAB, 'sumABC': sumABC};
// print('Map: $map');
// print('Map `b`: ${map['b']}');
// return map['sumABC'];
// }
//
// }
// <<<< CODE_UNIT_END="/test" >>>>
// <<<< [SOURCES_END] >>>>
//
// ---------------------------------------
// <<<< [SOURCES_BEGIN] >>>>
// <<<< NAMESPACE="" >>>>
// <<<< CODE_UNIT_START="/test" >>>>
// class Foo {
//
// int main(Object[] args) {
// var title = args[0];
// var a = args[1];
// var b = args[2] / 2;
// var c = args[3] * 3;
// if (c > 120) {
// c = 120;
// }
//
// var str = "variables> a: " + a + " ; b: " + b + " ; c: " + c;
// var sumAB = a + b;
// var sumABC = a + b + c;
// print(str);
// print(title);
// print(sumAB);
// print(sumABC);
// var map = new HashMap<String,int>(){{
// put("a", a);
// put("b", b);
// put("c", c);
// put("sumAB", sumAB);
// put("sumABC", sumABC);
// }};
// print("Map: " + map);
// print("Map `b`: " + String.valueOf( map["b"] ));
// return map["sumABC"];
// }
//
// }
// <<<< CODE_UNIT_END="/test" >>>>
// <<<< [SOURCES_END] >>>>
//