Merge pull request #267 from timocov/fix265-merged-symbols

Added resolving merged symbols

src/helpers/typescript.ts

@@ -37,12 +37,18 @@ function getNodeName(node: ts.Node): NodeName | undefined {
 	return nodeName;
 }
 
+interface TypeCheckerCompat extends ts.TypeChecker {
+	// this method will be added in the further typescript releases
+	// see https://github.com/microsoft/TypeScript/pull/56193
+	getMergedSymbol(symbol: ts.Symbol): ts.Symbol;
+}
+
 export function getActualSymbol(symbol: ts.Symbol, typeChecker: ts.TypeChecker): ts.Symbol {
 	if (symbol.flags & ts.SymbolFlags.Alias) {
 		symbol = typeChecker.getAliasedSymbol(symbol);
 	}
 
-	return symbol;
+	return (typeChecker as TypeCheckerCompat).getMergedSymbol(symbol);
 }
 
 function getDeclarationNameSymbol(name: NodeName, typeChecker: ts.TypeChecker): ts.Symbol | null {

tests/e2e/test-cases/.gitignore

@@ -1,2 +1,2 @@
 !/**/output.d.ts
-!/node_modules/
+!/**/node_modules/

tests/e2e/test-cases/merged-symbols/config.ts

@@ -0,0 +1,9 @@
+import { TestCaseConfig } from '../test-case-config';
+
+const config: TestCaseConfig = {
+	libraries: {
+		inlinedLibraries: ['extensions-package'],
+	},
+};
+
+export = config;

tests/e2e/test-cases/merged-symbols/input.ts

@@ -0,0 +1 @@
+export * from 'extensions-package';

tests/e2e/test-cases/merged-symbols/output.d.ts

@@ -0,0 +1 @@
+export {};