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Fix binding of jsdoc typedefs with no in-comment name attached to an expression statement #32610

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merged 3 commits into from
Aug 2, 2019
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Fix binding of jsdoc typedefs with no in-comment name attached to an expression statement #32610

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340a718
Fix binding of jsdoc typedefs with no in-comment name attached to an …
weswigham Jul 29, 2019
bd74b7a
Check toplevel flag before bind
weswigham Jul 30, 2019
af569fb
Small renames
weswigham Aug 2, 2019
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30 changes: 23 additions & 7 deletions src/compiler/binder.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -490,11 +490,11 @@ namespace ts {
// and should never be merged directly with other augmentation, and the latter case would be possible if automatic merge is allowed.
if (isJSDocTypeAlias(node)) Debug.assert(isInJSFile(node)); // We shouldn't add symbols for JSDoc nodes if not in a JS file.
if ((!isAmbientModule(node) && (hasExportModifier || container.flags & NodeFlags.ExportContext)) || isJSDocTypeAlias(node)) {
if (hasModifier(node, ModifierFlags.Default) && !getDeclarationName(node)) {
if (!container.locals || (hasModifier(node, ModifierFlags.Default) && !getDeclarationName(node))) {
return declareSymbol(container.symbol.exports!, container.symbol, node, symbolFlags, symbolExcludes); // No local symbol for an unnamed default!
}
const exportKind = symbolFlags & SymbolFlags.Value ? SymbolFlags.ExportValue : 0;
const local = declareSymbol(container.locals!, /*parent*/ undefined, node, exportKind, symbolExcludes);
const local = declareSymbol(container.locals, /*parent*/ undefined, node, exportKind, symbolExcludes);
local.exportSymbol = declareSymbol(container.symbol.exports!, container.symbol, node, symbolFlags, symbolExcludes);
node.localSymbol = local;
return local;
Expand Down Expand Up @@ -1806,7 +1806,19 @@ namespace ts {
currentFlow = { flags: FlowFlags.Start };
parent = typeAlias;
bind(typeAlias.typeExpression);
if (isJSDocEnumTag(typeAlias) || !typeAlias.fullName || typeAlias.fullName.kind === SyntaxKind.Identifier) {
const declName = getNameOfDeclaration(typeAlias);
if ((isJSDocEnumTag(typeAlias) || !typeAlias.fullName) && declName && isPropertyAccessEntityNameExpression(declName.parent)) {
// typedef anchored to an A.B.C assignment - we need to bind into B's namespace under name C
const isTopLevel = isTopLevelNamespaceAssignment(declName.parent);
if (isTopLevel) {
bindPotentiallyMissingNamespaces(file.symbol, declName.parent, isTopLevel, !!findAncestor(declName, d => isPropertyAccessExpression(d) && d.name.escapedText === "prototype"));
const oldContainer = container;
container = isPropertyAccessExpression(declName.parent.expression) ? declName.parent.expression.name : declName.parent.expression;
declareModuleMember(typeAlias, SymbolFlags.TypeAlias, SymbolFlags.TypeAliasExcludes);
container = oldContainer;
}
}
else if (isJSDocEnumTag(typeAlias) || !typeAlias.fullName || typeAlias.fullName.kind === SyntaxKind.Identifier) {
parent = typeAlias.parent;
bindBlockScopedDeclaration(typeAlias, SymbolFlags.TypeAlias, SymbolFlags.TypeAliasExcludes);
}
Expand Down Expand Up @@ -2607,7 +2619,7 @@ namespace ts {
}

function bindPotentiallyMissingNamespaces(namespaceSymbol: Symbol | undefined, entityName: EntityNameExpression, isToplevel: boolean, isPrototypeProperty: boolean) {
if (isToplevel && !isPrototypeProperty && (!namespaceSymbol || !(namespaceSymbol.flags & SymbolFlags.Namespace))) {
if (isToplevel && !isPrototypeProperty) {
// make symbols or add declarations for intermediate containers
const flags = SymbolFlags.Module | SymbolFlags.Assignment;
const excludeFlags = SymbolFlags.ValueModuleExcludes & ~SymbolFlags.Assignment;
Expand Down Expand Up @@ -2642,11 +2654,15 @@ namespace ts {
declareSymbol(symbolTable, namespaceSymbol, declaration, includes | SymbolFlags.Assignment, excludes & ~SymbolFlags.Assignment);
}

function bindPropertyAssignment(name: EntityNameExpression, propertyAccess: PropertyAccessEntityNameExpression, isPrototypeProperty: boolean) {
let namespaceSymbol = lookupSymbolForPropertyAccess(name);
const isToplevel = isBinaryExpression(propertyAccess.parent)
function isTopLevelNamespaceAssignment(propertyAccess: PropertyAccessEntityNameExpression) {
return isBinaryExpression(propertyAccess.parent)
? getParentOfBinaryExpression(propertyAccess.parent).parent.kind === SyntaxKind.SourceFile
: propertyAccess.parent.parent.kind === SyntaxKind.SourceFile;
}

function bindPropertyAssignment(name: EntityNameExpression, propertyAccess: PropertyAccessEntityNameExpression, isPrototypeProperty: boolean) {
let namespaceSymbol = lookupSymbolForPropertyAccess(name);
const isToplevel = isTopLevelNamespaceAssignment(propertyAccess);
namespaceSymbol = bindPotentiallyMissingNamespaces(namespaceSymbol, propertyAccess.expression, isToplevel, isPrototypeProperty);
bindPotentiallyNewExpandoMemberToNamespace(propertyAccess, namespaceSymbol, isPrototypeProperty);
}
Expand Down
6 changes: 3 additions & 3 deletions src/compiler/types.ts
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Expand Up @@ -3661,8 +3661,8 @@ namespace ts {

Enum = RegularEnum | ConstEnum,
Variable = FunctionScopedVariable | BlockScopedVariable,
Value = Variable | Property | EnumMember | ObjectLiteral | Function | Class | Enum | ValueModule | Method | GetAccessor | SetAccessor | Assignment,
Type = Class | Interface | Enum | EnumMember | TypeLiteral | TypeParameter | TypeAlias | Assignment,
Value = Variable | Property | EnumMember | ObjectLiteral | Function | Class | Enum | ValueModule | Method | GetAccessor | SetAccessor,
Type = Class | Interface | Enum | EnumMember | TypeLiteral | TypeParameter | TypeAlias,
Namespace = ValueModule | NamespaceModule | Enum,
Module = ValueModule | NamespaceModule,
Accessor = GetAccessor | SetAccessor,
Expand All @@ -3683,7 +3683,7 @@ namespace ts {
InterfaceExcludes = Type & ~(Interface | Class),
RegularEnumExcludes = (Value | Type) & ~(RegularEnum | ValueModule), // regular enums merge only with regular enums and modules
ConstEnumExcludes = (Value | Type) & ~ConstEnum, // const enums merge only with const enums
ValueModuleExcludes = Value & ~(Function | Class | RegularEnum | ValueModule | Assignment),
ValueModuleExcludes = Value & ~(Function | Class | RegularEnum | ValueModule),
NamespaceModuleExcludes = 0,
MethodExcludes = Value & ~Method,
GetAccessorExcludes = Value & ~SetAccessor,
Expand Down
5 changes: 4 additions & 1 deletion src/compiler/utilities.ts
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Expand Up @@ -5108,7 +5108,10 @@ namespace ts {
}
break;
case SyntaxKind.ExpressionStatement:
const expr = hostNode.expression;
let expr = hostNode.expression;
if (expr.kind === SyntaxKind.BinaryExpression && (expr as BinaryExpression).operatorToken.kind === SyntaxKind.EqualsToken) {
expr = (expr as BinaryExpression).left;
}
switch (expr.kind) {
case SyntaxKind.PropertyAccessExpression:
return (expr as PropertyAccessExpression).name;
Expand Down
32 changes: 16 additions & 16 deletions tests/baselines/reference/api/tsserverlibrary.d.ts
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Expand Up @@ -2127,28 +2127,28 @@ declare namespace ts {
ModuleExports = 134217728,
Enum = 384,
Variable = 3,
Value = 67220415,
Type = 67897832,
Value = 111551,
Type = 788968,
Namespace = 1920,
Module = 1536,
Accessor = 98304,
FunctionScopedVariableExcludes = 67220414,
BlockScopedVariableExcludes = 67220415,
ParameterExcludes = 67220415,
FunctionScopedVariableExcludes = 111550,
BlockScopedVariableExcludes = 111551,
ParameterExcludes = 111551,
PropertyExcludes = 0,
EnumMemberExcludes = 68008959,
FunctionExcludes = 67219887,
ClassExcludes = 68008383,
InterfaceExcludes = 67897736,
RegularEnumExcludes = 68008191,
ConstEnumExcludes = 68008831,
EnumMemberExcludes = 900095,
FunctionExcludes = 111023,
ClassExcludes = 899519,
InterfaceExcludes = 788872,
RegularEnumExcludes = 899327,
ConstEnumExcludes = 899967,
ValueModuleExcludes = 110735,
NamespaceModuleExcludes = 0,
MethodExcludes = 67212223,
GetAccessorExcludes = 67154879,
SetAccessorExcludes = 67187647,
TypeParameterExcludes = 67635688,
TypeAliasExcludes = 67897832,
MethodExcludes = 103359,
GetAccessorExcludes = 46015,
SetAccessorExcludes = 78783,
TypeParameterExcludes = 526824,
TypeAliasExcludes = 788968,
AliasExcludes = 2097152,
ModuleMember = 2623475,
ExportHasLocal = 944,
Expand Down
32 changes: 16 additions & 16 deletions tests/baselines/reference/api/typescript.d.ts
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Expand Up @@ -2127,28 +2127,28 @@ declare namespace ts {
ModuleExports = 134217728,
Enum = 384,
Variable = 3,
Value = 67220415,
Type = 67897832,
Value = 111551,
Type = 788968,
Namespace = 1920,
Module = 1536,
Accessor = 98304,
FunctionScopedVariableExcludes = 67220414,
BlockScopedVariableExcludes = 67220415,
ParameterExcludes = 67220415,
FunctionScopedVariableExcludes = 111550,
BlockScopedVariableExcludes = 111551,
ParameterExcludes = 111551,
PropertyExcludes = 0,
EnumMemberExcludes = 68008959,
FunctionExcludes = 67219887,
ClassExcludes = 68008383,
InterfaceExcludes = 67897736,
RegularEnumExcludes = 68008191,
ConstEnumExcludes = 68008831,
EnumMemberExcludes = 900095,
FunctionExcludes = 111023,
ClassExcludes = 899519,
InterfaceExcludes = 788872,
RegularEnumExcludes = 899327,
ConstEnumExcludes = 899967,
ValueModuleExcludes = 110735,
NamespaceModuleExcludes = 0,
MethodExcludes = 67212223,
GetAccessorExcludes = 67154879,
SetAccessorExcludes = 67187647,
TypeParameterExcludes = 67635688,
TypeAliasExcludes = 67897832,
MethodExcludes = 103359,
GetAccessorExcludes = 46015,
SetAccessorExcludes = 78783,
TypeParameterExcludes = 526824,
TypeAliasExcludes = 788968,
AliasExcludes = 2097152,
ModuleMember = 2623475,
ExportHasLocal = 944,
Expand Down
14 changes: 7 additions & 7 deletions tests/baselines/reference/checkJsdocTypeTagOnObjectProperty1.symbols
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Expand Up @@ -4,7 +4,7 @@ var lol = "hello Lol"
>lol : Symbol(lol, Decl(0.js, 1, 3))

const obj = {
>obj : Symbol(obj, Decl(0.js, 2, 5), Decl(0.js, 17, 1))
>obj : Symbol(obj, Decl(0.js, 2, 5), Decl(0.js, 17, 1), Decl(0.js, 19, 7), Decl(0.js, 21, 23))

/** @type {string|undefined} */
foo: undefined,
Expand Down Expand Up @@ -40,31 +40,31 @@ const obj = {
}
obj.foo = 'string'
>obj.foo : Symbol(foo, Decl(0.js, 2, 13))
>obj : Symbol(obj, Decl(0.js, 2, 5), Decl(0.js, 17, 1))
>obj : Symbol(obj, Decl(0.js, 2, 5), Decl(0.js, 17, 1), Decl(0.js, 19, 7), Decl(0.js, 21, 23))
>foo : Symbol(foo, Decl(0.js, 2, 13))

obj.lol
>obj.lol : Symbol(lol, Decl(0.js, 10, 4))
>obj : Symbol(obj, Decl(0.js, 2, 5), Decl(0.js, 17, 1))
>obj : Symbol(obj, Decl(0.js, 2, 5), Decl(0.js, 17, 1), Decl(0.js, 19, 7), Decl(0.js, 21, 23))
>lol : Symbol(lol, Decl(0.js, 10, 4))

obj.bar = undefined;
>obj.bar : Symbol(bar, Decl(0.js, 4, 17))
>obj : Symbol(obj, Decl(0.js, 2, 5), Decl(0.js, 17, 1))
>obj : Symbol(obj, Decl(0.js, 2, 5), Decl(0.js, 17, 1), Decl(0.js, 19, 7), Decl(0.js, 21, 23))
>bar : Symbol(bar, Decl(0.js, 4, 17))
>undefined : Symbol(undefined)

var k = obj.method1(0);
>k : Symbol(k, Decl(0.js, 21, 3))
>obj.method1 : Symbol(method1, Decl(0.js, 6, 12))
>obj : Symbol(obj, Decl(0.js, 2, 5), Decl(0.js, 17, 1))
>obj : Symbol(obj, Decl(0.js, 2, 5), Decl(0.js, 17, 1), Decl(0.js, 19, 7), Decl(0.js, 21, 23))
>method1 : Symbol(method1, Decl(0.js, 6, 12))

obj.bar1 = "42";
>obj : Symbol(obj, Decl(0.js, 2, 5), Decl(0.js, 17, 1))
>obj : Symbol(obj, Decl(0.js, 2, 5), Decl(0.js, 17, 1), Decl(0.js, 19, 7), Decl(0.js, 21, 23))

obj.arrowFunc(0);
>obj.arrowFunc : Symbol(arrowFunc, Decl(0.js, 14, 20))
>obj : Symbol(obj, Decl(0.js, 2, 5), Decl(0.js, 17, 1))
>obj : Symbol(obj, Decl(0.js, 2, 5), Decl(0.js, 17, 1), Decl(0.js, 19, 7), Decl(0.js, 21, 23))
>arrowFunc : Symbol(arrowFunc, Decl(0.js, 14, 20))

26 changes: 13 additions & 13 deletions tests/baselines/reference/checkObjectDefineProperty.symbols
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Expand Up @@ -70,13 +70,13 @@ x.middleInit = "R"; // should also fail

=== tests/cases/conformance/jsdoc/index.js ===
const x = {};
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22), Decl(index.js, 2, 22), Decl(index.js, 3, 22), Decl(index.js, 4, 22) ... and 2 more)

Object.defineProperty(x, "name", { value: "Charles", writable: true });
>Object.defineProperty : Symbol(ObjectConstructor.defineProperty, Decl(lib.es5.d.ts, --, --))
>Object : Symbol(Object, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
>defineProperty : Symbol(ObjectConstructor.defineProperty, Decl(lib.es5.d.ts, --, --))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22), Decl(index.js, 2, 22), Decl(index.js, 3, 22), Decl(index.js, 4, 22) ... and 2 more)
>"name" : Symbol(x.name, Decl(index.js, 0, 13))
>value : Symbol(value, Decl(index.js, 1, 34))
>writable : Symbol(writable, Decl(index.js, 1, 52))
Expand All @@ -85,15 +85,15 @@ Object.defineProperty(x, "middleInit", { value: "H" });
>Object.defineProperty : Symbol(ObjectConstructor.defineProperty, Decl(lib.es5.d.ts, --, --))
>Object : Symbol(Object, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
>defineProperty : Symbol(ObjectConstructor.defineProperty, Decl(lib.es5.d.ts, --, --))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22), Decl(index.js, 2, 22), Decl(index.js, 3, 22), Decl(index.js, 4, 22) ... and 2 more)
>"middleInit" : Symbol(x.middleInit, Decl(index.js, 1, 71))
>value : Symbol(value, Decl(index.js, 2, 40))

Object.defineProperty(x, "lastName", { value: "Smith", writable: false });
>Object.defineProperty : Symbol(ObjectConstructor.defineProperty, Decl(lib.es5.d.ts, --, --))
>Object : Symbol(Object, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
>defineProperty : Symbol(ObjectConstructor.defineProperty, Decl(lib.es5.d.ts, --, --))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22), Decl(index.js, 2, 22), Decl(index.js, 3, 22), Decl(index.js, 4, 22) ... and 2 more)
>"lastName" : Symbol(x.lastName, Decl(index.js, 2, 55))
>value : Symbol(value, Decl(index.js, 3, 38))
>writable : Symbol(writable, Decl(index.js, 3, 54))
Expand All @@ -102,7 +102,7 @@ Object.defineProperty(x, "zip", { get() { return 98122 }, set(_) { /*ignore*/ }
>Object.defineProperty : Symbol(ObjectConstructor.defineProperty, Decl(lib.es5.d.ts, --, --))
>Object : Symbol(Object, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
>defineProperty : Symbol(ObjectConstructor.defineProperty, Decl(lib.es5.d.ts, --, --))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22), Decl(index.js, 2, 22), Decl(index.js, 3, 22), Decl(index.js, 4, 22) ... and 2 more)
>"zip" : Symbol(x.zip, Decl(index.js, 3, 74))
>get : Symbol(get, Decl(index.js, 4, 33))
>set : Symbol(set, Decl(index.js, 4, 57))
Expand All @@ -112,15 +112,15 @@ Object.defineProperty(x, "houseNumber", { get() { return 21.75 } });
>Object.defineProperty : Symbol(ObjectConstructor.defineProperty, Decl(lib.es5.d.ts, --, --))
>Object : Symbol(Object, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
>defineProperty : Symbol(ObjectConstructor.defineProperty, Decl(lib.es5.d.ts, --, --))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22), Decl(index.js, 2, 22), Decl(index.js, 3, 22), Decl(index.js, 4, 22) ... and 2 more)
>"houseNumber" : Symbol(x.houseNumber, Decl(index.js, 4, 83))
>get : Symbol(get, Decl(index.js, 5, 41))

Object.defineProperty(x, "zipStr", {
>Object.defineProperty : Symbol(ObjectConstructor.defineProperty, Decl(lib.es5.d.ts, --, --))
>Object : Symbol(Object, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
>defineProperty : Symbol(ObjectConstructor.defineProperty, Decl(lib.es5.d.ts, --, --))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22), Decl(index.js, 2, 22), Decl(index.js, 3, 22), Decl(index.js, 4, 22) ... and 2 more)
>"zipStr" : Symbol(x.zipStr, Decl(index.js, 5, 68))

/** @param {string} str */
Expand All @@ -147,15 +147,15 @@ function takeName(named) { return named.name; }

takeName(x);
>takeName : Symbol(takeName, Decl(index.js, 11, 3))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22), Decl(index.js, 2, 22), Decl(index.js, 3, 22), Decl(index.js, 4, 22) ... and 2 more)

/**
* @type {number}
*/
var a = x.zip;
>a : Symbol(a, Decl(index.js, 22, 3))
>x.zip : Symbol(x.zip, Decl(index.js, 3, 74))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22), Decl(index.js, 2, 22), Decl(index.js, 3, 22), Decl(index.js, 4, 22) ... and 2 more)
>zip : Symbol(x.zip, Decl(index.js, 3, 74))

/**
Expand All @@ -164,17 +164,17 @@ var a = x.zip;
var b = x.houseNumber;
>b : Symbol(b, Decl(index.js, 27, 3))
>x.houseNumber : Symbol(x.houseNumber, Decl(index.js, 4, 83))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22), Decl(index.js, 2, 22), Decl(index.js, 3, 22), Decl(index.js, 4, 22) ... and 2 more)
>houseNumber : Symbol(x.houseNumber, Decl(index.js, 4, 83))

const returnExemplar = () => x;
>returnExemplar : Symbol(returnExemplar, Decl(index.js, 29, 5))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22), Decl(index.js, 2, 22), Decl(index.js, 3, 22), Decl(index.js, 4, 22) ... and 2 more)

const needsExemplar = (_ = x) => void 0;
>needsExemplar : Symbol(needsExemplar, Decl(index.js, 30, 5))
>_ : Symbol(_, Decl(index.js, 30, 23))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22), Decl(index.js, 2, 22), Decl(index.js, 3, 22), Decl(index.js, 4, 22) ... and 2 more)

const expected = /** @type {{name: string, readonly middleInit: string, readonly lastName: string, zip: number, readonly houseNumber: number, zipStr: string}} */(/** @type {*} */(null));
>expected : Symbol(expected, Decl(index.js, 32, 5))
Expand All @@ -199,5 +199,5 @@ module.exports = x;
>module.exports : Symbol("tests/cases/conformance/jsdoc/index", Decl(index.js, 0, 0))
>module : Symbol(export=, Decl(index.js, 41, 48))
>exports : Symbol(export=, Decl(index.js, 41, 48))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22))
>x : Symbol(x, Decl(index.js, 0, 5), Decl(index.js, 1, 22), Decl(index.js, 2, 22), Decl(index.js, 3, 22), Decl(index.js, 4, 22) ... and 2 more)

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