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fix(go): correct struct generation #29

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a4a4621
fix(go): correct struct generation
sc0Vu Jun 3, 2025
902124f
lint
sc0Vu Jun 3, 2025
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13 changes: 9 additions & 4 deletions src/goTranspiler.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -208,17 +208,22 @@ export class GoTranspiler extends BaseTranspiler {

printStruct(node, indentation) {
const className = node.name.escapedText;
let tokens = [
`type ${className} struct {`
];

// check if we have heritage
let heritageName = '';
if (node?.heritageClauses?.length > 0) {
const heritage = node.heritageClauses[0];
const heritageType = heritage.types[0];
heritageName = this.getIden(indentation+1) + heritageType.expression.escapedText + '\n';
heritageName = this.getIden(indentation+1) + heritageType.expression.escapedText;
tokens.push(heritageName);
}

const propDeclarations = node.members.filter(member => member.kind === SyntaxKind.PropertyDeclaration);
return `type ${className} struct {\n${heritageName}${propDeclarations.map(member => this.printNode(member, indentation+1)).join("\n")}\n}`;
const propDeclarations = node.members.filter(member => member.kind === SyntaxKind.PropertyDeclaration).map((member) => this.printNode(member, indentation + 1));
tokens = tokens.concat(propDeclarations);
tokens.push('}');
return tokens.join('\n');
}

printNewStructMethod(node){
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25 changes: 24 additions & 1 deletion tests/goTranspiler.test.ts
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Expand Up @@ -51,7 +51,6 @@ describe('go transpiling tests', () => {
"}";
const go =
"type Test struct {\n"+
"\n"+
"}\n"+
"\n"+
"func NewTest() Test {\n"+
Expand Down Expand Up @@ -88,6 +87,30 @@ describe('go transpiling tests', () => {
const output = transpiler.transpileGo(ts).content;
expect(output).toBe(go);
});
test('class extends declaration', () => {
const ts =
"class Toyota extends Car {\n" +
" main() {\n" +
" return 1\n" +
" }\n" +
"}";
const go =
"type Toyota struct {\n"+
" Car\n"+
"}\n"+
"\n"+
"func NewToyota() Toyota {\n"+
" p := Toyota{}\n"+
" setDefaults(&p)\n"+
" return p\n"+
"}\n"+
"\n"+
"func (this *Toyota) Main() interface{} {\n"+
" return 1\n"+
"}";
const output = transpiler.transpileGo(ts).content;
expect(output).toBe(go);
});
// test('basic try catch', () => {
// assert true
// const ts =
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