Function fromRoot

test/fixtures/snapshot/typescript.js:138780–138794

(sym, kind)

                    return bindingElementPropertySymbol && fromRoot(bindingElementPropertySymbol, 4 /* EntryKind.SearchedPropertyFoundLocal */);
                }
                function fromRoot(sym, kind) {
                    // If this is a union property:
                    //   - In populateSearchSymbolsSet we will add all the symbols from all its source symbols in all unioned types.
                    //   - In findRelatedSymbol, we will just use the union symbol if any source symbol is included in the search.
                    // If the symbol is an instantiation from a another symbol (e.g. widened symbol):
                    //   - In populateSearchSymbolsSet, add the root the list
                    //   - In findRelatedSymbol, return the source symbol if that is in the search. (Do not return the instantiation symbol.)
                    return ts.firstDefined(checker.getRootSymbols(sym), function (rootSymbol) {
                        return cbSymbol(sym, rootSymbol, /*baseSymbol*/ undefined, kind)
                            // Add symbol of properties/methods of the same name in base classes and implemented interfaces definitions
                            || (rootSymbol.parent && rootSymbol.parent.flags & (32 /* SymbolFlags.Class */ | 64 /* SymbolFlags.Interface */) && allowBaseTypes(rootSymbol)
                                ? getPropertySymbolsFromBaseTypes(rootSymbol.parent, rootSymbol.name, checker, function (base) { return cbSymbol(sym, rootSymbol, base, kind); })
                                : undefined);
                    });
                }
                function getPropertySymbolOfObjectBindingPatternWithoutPropertyName(symbol, checker) {
                    var bindingElement = ts.getDeclarationOfKind(symbol, 203 /* SyntaxKind.BindingElement */);
                    if (bindingElement && ts.isObjectBindingElementWithoutPropertyName(bindingElement)) {