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Merge branch 'master' into unionTypes

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Conflicts:
	src/compiler/types.ts
	src/services/services.ts
This commit is contained in:
Mohamed Hegazy
2014-10-13 16:16:13 -07:00
parent 4f4f59a781 63c0a88675
commit f5cd4145d5
13 changed files with 184 additions and 66 deletions
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src/compiler/checker.ts
+22 -15
View File
@@ -105,10 +105,12 @@ module ts {
writeTypeParameter: writeTypeParameter,
writeTypeParametersOfSymbol: writeTypeParametersOfSymbol,
isImplementationOfOverload: isImplementationOfOverload,
getAliasedSymbol: resolveImport
getAliasedSymbol: resolveImport,
isUndefinedSymbol: symbol => symbol === undefinedSymbol,
isArgumentsSymbol: symbol => symbol === argumentsSymbol
};
var undefinedSymbol = createSymbol(SymbolFlags.Undefined | SymbolFlags.Property | SymbolFlags.Transient, "undefined");
var undefinedSymbol = createSymbol(SymbolFlags.Property | SymbolFlags.Transient, "undefined");
var argumentsSymbol = createSymbol(SymbolFlags.Property | SymbolFlags.Transient, "arguments");
var unknownSymbol = createSymbol(SymbolFlags.Property | SymbolFlags.Transient, "unknown");
var resolvingSymbol = createSymbol(SymbolFlags.Transient, "__resolving__");
@@ -737,7 +739,7 @@ module ts {
return rightMeaning === SymbolFlags.Value ? SymbolFlags.Value : SymbolFlags.Namespace;
}
function getAccessibleSymbolChain(symbol: Symbol, enclosingDeclaration: Node, meaning: SymbolFlags): Symbol[] {
function getAccessibleSymbolChain(symbol: Symbol, enclosingDeclaration: Node, meaning: SymbolFlags, useOnlyExternalAliasing: boolean): Symbol[] {
function getAccessibleSymbolChainFromSymbolTable(symbols: SymbolTable): Symbol[] {
function canQualifySymbol(symbolFromSymbolTable: Symbol, meaning: SymbolFlags) {
// If the symbol is equivalent and doesn't need further qualification, this symbol is accessible
@@ -746,7 +748,7 @@ module ts {
}
// If symbol needs qualification, make sure that parent is accessible, if it is then this symbol is accessible too
var accessibleParent = getAccessibleSymbolChain(symbolFromSymbolTable.parent, enclosingDeclaration, getQualifiedLeftMeaning(meaning));
var accessibleParent = getAccessibleSymbolChain(symbolFromSymbolTable.parent, enclosingDeclaration, getQualifiedLeftMeaning(meaning), useOnlyExternalAliasing);
return !!accessibleParent;
}
@@ -768,16 +770,21 @@ module ts {
// Check if symbol is any of the alias
return forEachValue(symbols, symbolFromSymbolTable => {
if (symbolFromSymbolTable.flags & SymbolFlags.Import) {
var resolvedImportedSymbol = resolveImport(symbolFromSymbolTable);
if (isAccessible(symbolFromSymbolTable, resolveImport(symbolFromSymbolTable))) {
return [symbolFromSymbolTable];
}
if (!useOnlyExternalAliasing || // We can use any type of alias to get the name
// Is this external alias, then use it to name
ts.forEach(symbolFromSymbolTable.declarations, declaration =>
declaration.kind === SyntaxKind.ImportDeclaration && (<ImportDeclaration>declaration).externalModuleName)) {
var resolvedImportedSymbol = resolveImport(symbolFromSymbolTable);
if (isAccessible(symbolFromSymbolTable, resolveImport(symbolFromSymbolTable))) {
return [symbolFromSymbolTable];
}
// Look in the exported members, if we can find accessibleSymbolChain, symbol is accessible using this chain
// but only if the symbolFromSymbolTable can be qualified
var accessibleSymbolsFromExports = resolvedImportedSymbol.exports ? getAccessibleSymbolChainFromSymbolTable(resolvedImportedSymbol.exports) : undefined;
if (accessibleSymbolsFromExports && canQualifySymbol(symbolFromSymbolTable, getQualifiedLeftMeaning(meaning))) {
return [symbolFromSymbolTable].concat(accessibleSymbolsFromExports);
// Look in the exported members, if we can find accessibleSymbolChain, symbol is accessible using this chain
// but only if the symbolFromSymbolTable can be qualified
var accessibleSymbolsFromExports = resolvedImportedSymbol.exports ? getAccessibleSymbolChainFromSymbolTable(resolvedImportedSymbol.exports) : undefined;
if (accessibleSymbolsFromExports && canQualifySymbol(symbolFromSymbolTable, getQualifiedLeftMeaning(meaning))) {
return [symbolFromSymbolTable].concat(accessibleSymbolsFromExports);
}
}
}
});
@@ -823,7 +830,7 @@ module ts {
var meaningToLook = meaning;
while (symbol) {
// Symbol is accessible if it by itself is accessible
var accessibleSymbolChain = getAccessibleSymbolChain(symbol, enclosingDeclaration, meaningToLook);
var accessibleSymbolChain = getAccessibleSymbolChain(symbol, enclosingDeclaration, meaningToLook, /*useOnlyExternalAliasing*/ false);
if (accessibleSymbolChain) {
var hasAccessibleDeclarations = hasVisibleDeclarations(accessibleSymbolChain[0]);
if (!hasAccessibleDeclarations) {
@@ -1006,7 +1013,7 @@ module ts {
writer.trackSymbol(symbol, enclosingDeclaration, meaning);
function walkSymbol(symbol: Symbol, meaning: SymbolFlags): void {
if (symbol) {
var accessibleSymbolChain = getAccessibleSymbolChain(symbol, enclosingDeclaration, meaning);
var accessibleSymbolChain = getAccessibleSymbolChain(symbol, enclosingDeclaration, meaning, !!(flags & SymbolFormatFlags.UseOnlyExternalAliasing));
if (!accessibleSymbolChain ||
needsQualification(accessibleSymbolChain[0], enclosingDeclaration, accessibleSymbolChain.length === 1 ? meaning : getQualifiedLeftMeaning(meaning))) {
src/compiler/types.ts
+6
View File
@@ -661,6 +661,8 @@ module ts {
writeTypeParameter(tp: TypeParameter, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
writeTypeParametersOfSymbol(symbol: Symbol, writer: SymbolWriter, enclosingDeclaraiton?: Node, flags?: TypeFormatFlags): void;
isImplementationOfOverload(node: FunctionDeclaration): boolean;
isUndefinedSymbol(symbol: Symbol): boolean;
isArgumentsSymbol(symbol: Symbol): boolean;
// Returns the constant value of this enum member, or 'undefined' if the enum member has a
// computed value.
@@ -700,6 +702,9 @@ module ts {
// eg. class C<T> { p: T } <-- Show p as C<T>.p here
// var a: C<number>;
// var p = a.p; <--- Here p is property of C<number> so show it as C<number>.p instead of just C.p
UseOnlyExternalAliasing = 0x00000002, // Use only external alias information to get the symbol name in the given context
// eg. module m { export class c { } } import x = m.c;
// When this flag is specified m.c will be used to refer to the class instead of alias symbol x
}
export enum SymbolAccessibility {
@@ -772,6 +777,7 @@ module ts {
Undefined = 0x10000000, // Symbol for the undefined
Value = Variable | Property | EnumMember | Function | Class | Enum | ValueModule | Method | GetAccessor | SetAccessor | UnionProperty,
Type = Class | Interface | Enum | TypeLiteral | ObjectLiteral | TypeParameter,
Namespace = ValueModule | NamespaceModule,
Module = ValueModule | NamespaceModule,