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Fix cross-file merge of assignment decl valueDeclaration #26918

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Merged
merged 5 commits into from
Sep 16, 2018
Merged

Fix cross-file merge of assignment decl valueDeclaration #26918

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e948e6e
Fix cross-file merge of assignment decl valueDeclaration
sandersn Sep 5, 2018
a279c61
Merge branch 'master' into fix-assignment-decl-cross-file-merge
sandersn Sep 14, 2018
a669d97
Update baselines
sandersn Sep 14, 2018
cb9fefe
Add a fix for #27099
sandersn Sep 14, 2018
a6d77fa
Add a separate jsGlobalAugmentations table
sandersn Sep 15, 2018
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7 changes: 6 additions & 1 deletion src/compiler/binder.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -2532,7 +2532,9 @@ namespace ts {
return symbol;
}
else {
return declareSymbol(parent ? parent.exports! : container.locals!, parent, id, flags, excludeFlags);
const table = parent ? parent.exports! :
file.jsGlobalAugmentations || (file.jsGlobalAugmentations = createSymbolTable());
return declareSymbol(table, parent, id, flags, excludeFlags);
}
});
}
Expand Down Expand Up @@ -2901,6 +2903,9 @@ namespace ts {
if (local) {
return local.exportSymbol || local;
}
if (isSourceFile(container) && container.jsGlobalAugmentations && container.jsGlobalAugmentations.has(name)) {
return container.jsGlobalAugmentations.get(name);
}
return container.symbol && container.symbol.exports && container.symbol.exports.get(name);
}

Expand Down
5 changes: 4 additions & 1 deletion src/compiler/checker.ts
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Expand Up @@ -837,7 +837,7 @@ namespace ts {
target.flags |= source.flags;
if (source.valueDeclaration &&
(!target.valueDeclaration ||
isAssignmentDeclaration(target.valueDeclaration) ||
isAssignmentDeclaration(target.valueDeclaration) && !isAssignmentDeclaration(source.valueDeclaration) ||
isEffectiveModuleDeclaration(target.valueDeclaration) && !isEffectiveModuleDeclaration(source.valueDeclaration))) {
// other kinds of value declarations take precedence over modules and assignment declarations
target.valueDeclaration = source.valueDeclaration;
Expand Down Expand Up @@ -28591,6 +28591,9 @@ namespace ts {
if (!isExternalOrCommonJsModule(file)) {
mergeSymbolTable(globals, file.locals!);
}
if (file.jsGlobalAugmentations) {
mergeSymbolTable(globals, file.jsGlobalAugmentations);
}
if (file.patternAmbientModules && file.patternAmbientModules.length) {
patternAmbientModules = concatenate(patternAmbientModules, file.patternAmbientModules);
}
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2 changes: 2 additions & 0 deletions src/compiler/types.ts
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Expand Up @@ -2593,6 +2593,8 @@ namespace ts {
/* @internal */ externalModuleIndicator?: Node;
// The first node that causes this file to be a CommonJS module
/* @internal */ commonJsModuleIndicator?: Node;
// JS identifier-declarations that are intended to merge with globals
/* @internal */ jsGlobalAugmentations?: SymbolTable;

/* @internal */ identifiers: Map<string>; // Map from a string to an interned string
/* @internal */ nodeCount: number;
Expand Down
11 changes: 11 additions & 0 deletions tests/baselines/reference/globalMergeWithCommonJSAssignmentDeclaration.errors.txt
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@@ -0,0 +1,11 @@
tests/cases/conformance/salsa/bug27099.js(1,1): error TS2322: Type '1' is not assignable to type 'string'.


==== tests/cases/conformance/salsa/bug27099.js (1 errors) ====
window.name = 1;
~~~~~~~~~~~
!!! error TS2322: Type '1' is not assignable to type 'string'.
window.console; // should not have error: Property 'console' does not exist on type 'typeof window'.
module.exports = 'anything';


17 changes: 17 additions & 0 deletions tests/baselines/reference/globalMergeWithCommonJSAssignmentDeclaration.symbols
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@@ -0,0 +1,17 @@
=== tests/cases/conformance/salsa/bug27099.js ===
window.name = 1;
>window.name : Symbol(Window.name, Decl(lib.dom.d.ts, --, --))
>window : Symbol(window, Decl(lib.dom.d.ts, --, --), Decl(bug27099.js, 0, 0))
>name : Symbol(Window.name, Decl(lib.dom.d.ts, --, --))

window.console; // should not have error: Property 'console' does not exist on type 'typeof window'.
>window.console : Symbol(WindowConsole.console, Decl(lib.dom.d.ts, --, --))
>window : Symbol(window, Decl(lib.dom.d.ts, --, --), Decl(bug27099.js, 0, 0))
>console : Symbol(WindowConsole.console, Decl(lib.dom.d.ts, --, --))

module.exports = 'anything';
>module.exports : Symbol("tests/cases/conformance/salsa/bug27099", Decl(bug27099.js, 0, 0))
>module : Symbol(export=, Decl(bug27099.js, 1, 15))
>exports : Symbol(export=, Decl(bug27099.js, 1, 15))


21 changes: 21 additions & 0 deletions tests/baselines/reference/globalMergeWithCommonJSAssignmentDeclaration.types
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@@ -0,0 +1,21 @@
=== tests/cases/conformance/salsa/bug27099.js ===
window.name = 1;
>window.name = 1 : 1
>window.name : string
>window : Window
>name : string
>1 : 1

window.console; // should not have error: Property 'console' does not exist on type 'typeof window'.
>window.console : Console
>window : Window
>console : Console

module.exports = 'anything';
>module.exports = 'anything' : string
>module.exports : string
>module : { "tests/cases/conformance/salsa/bug27099": string; }
>exports : string
>'anything' : "anything"


8 changes: 4 additions & 4 deletions tests/baselines/reference/jsContainerMergeJsContainer.types
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Expand Up @@ -6,18 +6,18 @@ const a = {};

a.d = function() {};
>a.d = function() {} : { (): void; prototype: {}; }
>a.d : typeof a.d
>a.d : { (): void; prototype: {}; }
>a : typeof a
>d : typeof a.d
>d : { (): void; prototype: {}; }
>function() {} : { (): void; prototype: {}; }

=== tests/cases/conformance/salsa/b.js ===
a.d.prototype = {};
>a.d.prototype = {} : {}
>a.d.prototype : {}
>a.d : typeof a.d
>a.d : { (): void; prototype: {}; }
>a : typeof a
>d : typeof a.d
>d : { (): void; prototype: {}; }
>prototype : {}
>{} : {}

51 changes: 51 additions & 0 deletions tests/baselines/reference/typeFromPropertyAssignment35.symbols
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=== tests/cases/conformance/salsa/bug26877.js ===
/** @param {Emu.D} x */
function ollKorrect(x) {
>ollKorrect : Symbol(ollKorrect, Decl(bug26877.js, 0, 0))
>x : Symbol(x, Decl(bug26877.js, 1, 20))

x._model
>x._model : Symbol(D._model, Decl(bug26877.js, 7, 19))
>x : Symbol(x, Decl(bug26877.js, 1, 20))
>_model : Symbol(D._model, Decl(bug26877.js, 7, 19))

const y = new Emu.D()
>y : Symbol(y, Decl(bug26877.js, 3, 9))
>Emu.D : Symbol(Emu.D, Decl(bug26877.js, 5, 1), Decl(second.js, 2, 4))
>Emu : Symbol(Emu, Decl(bug26877.js, 5, 1), Decl(second.js, 0, 3), Decl(second.js, 0, 12))
>D : Symbol(Emu.D, Decl(bug26877.js, 5, 1), Decl(second.js, 2, 4))

const z = Emu.D._wrapperInstance;
>z : Symbol(z, Decl(bug26877.js, 4, 9))
>Emu.D._wrapperInstance : Symbol(Emu.D._wrapperInstance, Decl(second.js, 0, 12))
>Emu.D : Symbol(Emu.D, Decl(bug26877.js, 5, 1), Decl(second.js, 2, 4))
>Emu : Symbol(Emu, Decl(bug26877.js, 5, 1), Decl(second.js, 0, 3), Decl(second.js, 0, 12))
>D : Symbol(Emu.D, Decl(bug26877.js, 5, 1), Decl(second.js, 2, 4))
>_wrapperInstance : Symbol(Emu.D._wrapperInstance, Decl(second.js, 0, 12))
}
Emu.D = class {
>Emu.D : Symbol(Emu.D, Decl(bug26877.js, 5, 1), Decl(second.js, 2, 4))
>Emu : Symbol(Emu, Decl(bug26877.js, 5, 1), Decl(second.js, 0, 3), Decl(second.js, 0, 12))
>D : Symbol(Emu.D, Decl(bug26877.js, 5, 1), Decl(second.js, 2, 4))

constructor() {
this._model = 1
>this._model : Symbol(D._model, Decl(bug26877.js, 7, 19))
>this : Symbol(D, Decl(bug26877.js, 6, 7))
>_model : Symbol(D._model, Decl(bug26877.js, 7, 19))
}
}

=== tests/cases/conformance/salsa/second.js ===
var Emu = {}
>Emu : Symbol(Emu, Decl(bug26877.js, 5, 1), Decl(second.js, 0, 3), Decl(second.js, 0, 12))

/** @type {string} */
Emu.D._wrapperInstance;
>Emu.D._wrapperInstance : Symbol(Emu.D._wrapperInstance, Decl(second.js, 0, 12))
>Emu.D : Symbol(Emu.D, Decl(bug26877.js, 5, 1), Decl(second.js, 2, 4))
>Emu : Symbol(Emu, Decl(bug26877.js, 5, 1), Decl(second.js, 0, 3), Decl(second.js, 0, 12))
>D : Symbol(Emu.D, Decl(bug26877.js, 5, 1), Decl(second.js, 2, 4))
>_wrapperInstance : Symbol(Emu.D._wrapperInstance, Decl(second.js, 0, 12))


57 changes: 57 additions & 0 deletions tests/baselines/reference/typeFromPropertyAssignment35.types
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@@ -0,0 +1,57 @@
=== tests/cases/conformance/salsa/bug26877.js ===
/** @param {Emu.D} x */
function ollKorrect(x) {
>ollKorrect : (x: D) => void
>x : D

x._model
>x._model : number
>x : D
>_model : number

const y = new Emu.D()
>y : D
>new Emu.D() : D
>Emu.D : typeof D
>Emu : typeof Emu
>D : typeof D

const z = Emu.D._wrapperInstance;
>z : string
>Emu.D._wrapperInstance : string
>Emu.D : typeof D
>Emu : typeof Emu
>D : typeof D
>_wrapperInstance : string
}
Emu.D = class {
>Emu.D = class { constructor() { this._model = 1 }} : typeof D
>Emu.D : typeof D
>Emu : typeof Emu
>D : typeof D
>class { constructor() { this._model = 1 }} : typeof D

constructor() {
this._model = 1
>this._model = 1 : 1
>this._model : number
>this : this
>_model : number
>1 : 1
}
}

=== tests/cases/conformance/salsa/second.js ===
var Emu = {}
>Emu : typeof Emu
>{} : {}

/** @type {string} */
Emu.D._wrapperInstance;
>Emu.D._wrapperInstance : string
>Emu.D : typeof D
>Emu : typeof Emu
>D : typeof D
>_wrapperInstance : string


8 changes: 8 additions & 0 deletions tests/cases/conformance/salsa/globalMergeWithCommonJSAssignmentDeclaration.ts
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@@ -0,0 +1,8 @@
// @noEmit: true
// @allowJs: true
// @checkJs: true
// @Filename: bug27099.js
window.name = 1;
window.console; // should not have error: Property 'console' does not exist on type 'typeof window'.
module.exports = 'anything';

22 changes: 22 additions & 0 deletions tests/cases/conformance/salsa/typeFromPropertyAssignment35.ts
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@@ -0,0 +1,22 @@
// @noEmit: true
// @allowJs: true
// @checkJs: true

// @Filename: bug26877.js
/** @param {Emu.D} x */
function ollKorrect(x) {
x._model
const y = new Emu.D()
const z = Emu.D._wrapperInstance;
}
Emu.D = class {
constructor() {
this._model = 1
}
}

// @Filename: second.js
var Emu = {}
/** @type {string} */
Emu.D._wrapperInstance;