microsoft/TypeScript
1
0
Fork 0
mirror of https://github.com/microsoft/TypeScript.git synced 2026-05-17 01:49:57 -05:00
Code Issues Packages Projects Releases 212 Wiki Activity

Merge pull request #25190 from mprobst/fix-generic-type-emit

Browse Source 
Fix decorator design:types emit for type variables.
This commit is contained in:
Mohamed Hegazy
2018-06-26 14:04:37 -07:00
committed by GitHub
parent cb6325d8ec a7be62f9db
commit b59824ad9f
16 changed files with 254 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
src/compiler/transformers/ts.ts
View File

@@ -61,7 +61,8 @@ namespace ts {
let currentSourceFile: SourceFile;
let currentNamespace: ModuleDeclaration;
let currentNamespaceContainerName: Identifier;
let currentScope: SourceFile | Block | ModuleBlock | CaseBlock;
let currentLexicalScope: SourceFile | Block | ModuleBlock | CaseBlock;
let currentNameScope: ClassDeclaration | undefined;
let currentScopeFirstDeclarationsOfName: UnderscoreEscapedMap<Node> | undefined;
/**
@@ -132,7 +133,8 @@ namespace ts {
*/
function saveStateAndInvoke<T>(node: Node, f: (node: Node) => T): T {
// Save state
const savedCurrentScope = currentScope;
const savedCurrentScope = currentLexicalScope;
const savedCurrentNameScope = currentNameScope;
const savedCurrentScopeFirstDeclarationsOfName = currentScopeFirstDeclarationsOfName;
// Handle state changes before visiting a node.
@@ -141,11 +143,12 @@ namespace ts {
const visited = f(node);
// Restore state
if (currentScope !== savedCurrentScope) {
if (currentLexicalScope !== savedCurrentScope) {
currentScopeFirstDeclarationsOfName = savedCurrentScopeFirstDeclarationsOfName;
}
currentScope = savedCurrentScope;
currentLexicalScope = savedCurrentScope;
currentNameScope = savedCurrentNameScope;
return visited;
}
@@ -160,7 +163,8 @@ namespace ts {
case SyntaxKind.CaseBlock:
case SyntaxKind.ModuleBlock:
case SyntaxKind.Block:
currentScope = <SourceFile | CaseBlock | ModuleBlock | Block>node;
currentLexicalScope = <SourceFile | CaseBlock | ModuleBlock | Block>node;
currentNameScope = undefined;
currentScopeFirstDeclarationsOfName = undefined;
break;
@@ -180,6 +184,10 @@ namespace ts {
// programs may also have an undefined name.
Debug.assert(node.kind === SyntaxKind.ClassDeclaration || hasModifier(node, ModifierFlags.Default));
}
if (isClassDeclaration(node)) {
// XXX: should probably also cover interfaces and type aliases that can have type variables?
currentNameScope = node;
}
break;
}
@@ -1971,7 +1979,7 @@ namespace ts {
* @param node The type reference node.
*/
function serializeTypeReferenceNode(node: TypeReferenceNode): SerializedTypeNode {
const kind = resolver.getTypeReferenceSerializationKind(node.typeName, currentScope);
const kind = resolver.getTypeReferenceSerializationKind(node.typeName, currentNameScope || currentLexicalScope);
switch (kind) {
case TypeReferenceSerializationKind.Unknown:
const serialized = serializeEntityNameAsExpression(node.typeName, /*useFallback*/ true);
@@ -2035,7 +2043,7 @@ namespace ts {
const name = getMutableClone(node);
name.flags &= ~NodeFlags.Synthesized;
name.original = undefined;
name.parent = getParseTreeNode(currentScope); // ensure the parent is set to a parse tree node.
name.parent = getParseTreeNode(currentLexicalScope); // ensure the parent is set to a parse tree node.
if (useFallback) {
return createLogicalAnd(
createStrictInequality(
@@ -2622,7 +2630,7 @@ namespace ts {
// enum body.
if (addVarForEnumOrModuleDeclaration(statements, node)) {
// We should still emit the comments if we are emitting a system module.
if (moduleKind !== ModuleKind.System || currentScope !== currentSourceFile) {
if (moduleKind !== ModuleKind.System || currentLexicalScope !== currentSourceFile) {
emitFlags |= EmitFlags.NoLeadingComments;
}
}
@@ -2835,7 +2843,7 @@ namespace ts {
createVariableDeclaration(
getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true)
)
], currentScope.kind === SyntaxKind.SourceFile ? NodeFlags.None : NodeFlags.Let)
], currentLexicalScope.kind === SyntaxKind.SourceFile ? NodeFlags.None : NodeFlags.Let)
);
setOriginalNode(statement, node);
@@ -2911,7 +2919,7 @@ namespace ts {
// module body.
if (addVarForEnumOrModuleDeclaration(statements, node)) {
// We should still emit the comments if we are emitting a system module.
if (moduleKind !== ModuleKind.System || currentScope !== currentSourceFile) {
if (moduleKind !== ModuleKind.System || currentLexicalScope !== currentSourceFile) {
emitFlags |= EmitFlags.NoLeadingComments;
}
}