Function getAlternativeContainingModules

test/fixtures/snapshot/typescript.js:51555–51598

(symbol, enclosingDeclaration)

            return getMergedSymbol(symbol.parent && getLateBoundSymbol(symbol.parent));
        }
        function getAlternativeContainingModules(symbol, enclosingDeclaration) {
            var containingFile = ts.getSourceFileOfNode(enclosingDeclaration);
            var id = getNodeId(containingFile);
            var links = getSymbolLinks(symbol);
            var results;
            if (links.extendedContainersByFile && (results = links.extendedContainersByFile.get(id))) {
                return results;
            }
            if (containingFile && containingFile.imports) {
                // Try to make an import using an import already in the enclosing file, if possible
                for (var _i = 0, _a = containingFile.imports; _i < _a.length; _i++) {
                    var importRef = _a[_i];
                    if (ts.nodeIsSynthesized(importRef))
                        continue; // Synthetic names can't be resolved by `resolveExternalModuleName` - they'll cause a debug assert if they error
                    var resolvedModule = resolveExternalModuleName(enclosingDeclaration, importRef, /*ignoreErrors*/ true);
                    if (!resolvedModule)
                        continue;
                    var ref = getAliasForSymbolInContainer(resolvedModule, symbol);
                    if (!ref)
                        continue;
                    results = ts.append(results, resolvedModule);
                }
                if (ts.length(results)) {
                    (links.extendedContainersByFile || (links.extendedContainersByFile = new ts.Map())).set(id, results);
                    return results;
                }
            }
            if (links.extendedContainers) {
                return links.extendedContainers;
            }
            // No results from files already being imported by this file - expand search (expensive, but not location-specific, so cached)
            var otherFiles = host.getSourceFiles();
            for (var _b = 0, otherFiles_1 = otherFiles; _b < otherFiles_1.length; _b++) {
                var file = otherFiles_1[_b];
                if (!ts.isExternalModule(file))
                    continue;
                var sym = getSymbolOfNode(file);
                var ref = getAliasForSymbolInContainer(sym, symbol);
                if (!ref)
                    continue;
                results = ts.append(results, sym);
            }
            return links.extendedContainers = results || ts.emptyArray;
        }
        /**
         * Attempts to find the symbol corresponding to the container a symbol is in - usually this
         * is just its' `.parent`, but for locals, this value is `undefined`