microsoft/TypeScript
1
0
Fork 0
mirror of https://github.com/microsoft/TypeScript.git synced 2026-04-17 01:49:41 -05:00
Code Issues Packages Projects Releases 212 Wiki Activity

Added test for class/namespace merging with an ESNext target.

Browse Source
This commit is contained in:
Daniel Rosenwasser
2017-08-10 08:28:25 -07:00
parent 22e0d9f791
commit 6ef27a4e1e
1 changed files with 31 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

47
src/harness/unittests/transform.ts
View File

@@ -78,28 +78,43 @@ namespace ts {
testBaseline("synthesizedNamespace", () => {
return ts.transpileModule(`namespace Reflect { const x = 1; }`, {
transformers: {
before: [forceSyntheticModuleDeclaration],
before: [forceNamespaceRewrite],
},
compilerOptions: {
newLine: NewLineKind.CarriageReturnLineFeed,
}
}).outputText;
function forceSyntheticModuleDeclaration(context: ts.TransformationContext) {
return (sourceFile: ts.SourceFile): ts.SourceFile => {
return visitNode(sourceFile);
function visitNode<T extends ts.Node>(node: T): T {
if (node.kind === ts.SyntaxKind.ModuleBlock) {
const block = node as T & ts.ModuleBlock;
const statements = ts.createNodeArray([...block.statements]);
return ts.updateModuleBlock(block, statements) as typeof block;
}
return ts.visitEachChild(node, visitNode, context);
}
};
}
});
testBaseline("synthesizedNamespaceFollowingClass", () => {
return ts.transpileModule(`
class C { foo = 10; static bar = 20 }
namespace C { export let x = 10; }
`, {
transformers: {
before: [forceNamespaceRewrite],
},
compilerOptions: {
target: ts.ScriptTarget.ESNext,
newLine: NewLineKind.CarriageReturnLineFeed,
}
}).outputText;
});
function forceNamespaceRewrite(context: ts.TransformationContext) {
return (sourceFile: ts.SourceFile): ts.SourceFile => {
return visitNode(sourceFile);
function visitNode<T extends ts.Node>(node: T): T {
if (node.kind === ts.SyntaxKind.ModuleBlock) {
const block = node as T & ts.ModuleBlock;
const statements = ts.createNodeArray([...block.statements]);
return ts.updateModuleBlock(block, statements) as typeof block;
}
return ts.visitEachChild(node, visitNode, context);
}
};
}
});
}