Function collectDependencyGroups

test/fixtures/snapshot/typescript.js:105927–105950

* Collects the dependency groups for this files imports. * * @param externalImports The imports for the file.

(externalImports)

         * @param externalImports The imports for the file.
         */
        function collectDependencyGroups(externalImports) {
            var groupIndices = new ts.Map();
            var dependencyGroups = [];
            for (var _i = 0, externalImports_1 = externalImports; _i < externalImports_1.length; _i++) {
                var externalImport = externalImports_1[_i];
                var externalModuleName = ts.getExternalModuleNameLiteral(factory, externalImport, currentSourceFile, host, resolver, compilerOptions);
                if (externalModuleName) {
                    var text = externalModuleName.text;
                    var groupIndex = groupIndices.get(text);
                    if (groupIndex !== undefined) {
                        // deduplicate/group entries in dependency list by the dependency name
                        dependencyGroups[groupIndex].externalImports.push(externalImport);
                    }
                    else {
                        groupIndices.set(text, dependencyGroups.length);
                        dependencyGroups.push({
                            name: externalModuleName,
                            externalImports: [externalImport]
                        });
                    }
                }
            }
            return dependencyGroups;
        }
        /**
         * Adds the statements for the module body function for the source file.
         *