Function widenTypeForVariableLikeDeclaration

test/fixtures/snapshot/typescript.js:56495–56519

(type, declaration, reportErrors)

            return globalSymbol && symbol && symbol === globalSymbol;
        }
        function widenTypeForVariableLikeDeclaration(type, declaration, reportErrors) {
            if (type) {
                // TODO: If back compat with pre-3.0/4.0 libs isn't required, remove the following SymbolConstructor special case transforming `symbol` into `unique symbol`
                if (type.flags & 4096 /* TypeFlags.ESSymbol */ && isGlobalSymbolConstructor(declaration.parent)) {
                    type = getESSymbolLikeTypeForNode(declaration);
                }
                if (reportErrors) {
                    reportErrorsFromWidening(declaration, type);
                }
                // always widen a 'unique symbol' type if the type was created for a different declaration.
                if (type.flags & 8192 /* TypeFlags.UniqueESSymbol */ && (ts.isBindingElement(declaration) || !declaration.type) && type.symbol !== getSymbolOfNode(declaration)) {
                    type = esSymbolType;
                }
                return getWidenedType(type);
            }
            // Rest parameters default to type any[], other parameters default to type any
            type = ts.isParameter(declaration) && declaration.dotDotDotToken ? anyArrayType : anyType;
            // Report implicit any errors unless this is a private property within an ambient declaration
            if (reportErrors) {
                if (!declarationBelongsToPrivateAmbientMember(declaration)) {
                    reportImplicitAny(declaration, type);
                }
            }
            return type;
        }
        function declarationBelongsToPrivateAmbientMember(declaration) {
            var root = ts.getRootDeclaration(declaration);
            var memberDeclaration = root.kind === 164 /* SyntaxKind.Parameter */ ? root.parent : root;