import type { DataflowProcessorInformation } from '../../../../../processor';
import type { DataflowInformation } from '../../../../../info';
import type { ParentInformation } from '../../../../../../r-bridge/lang-4.x/ast/model/processing/decorate';
import { type PotentiallyEmptyRArgument } from '../../../../../../r-bridge/lang-4.x/ast/model/nodes/r-function-call';
import type { RSymbol } from '../../../../../../r-bridge/lang-4.x/ast/model/nodes/r-symbol';
import type { NodeId } from '../../../../../../r-bridge/lang-4.x/ast/model/processing/node-id';
import { type REnvironmentInformation } from '../../../../../environments/environment';
/**
 * Processes `new.env()` and `rlang::new_environment()`.
 *
 * The resulting function-call vertex carries the {@link BuiltInProcName.NewEnv} origin so that
 * `processAssignment` can detect it and attach an `envState` to the assigned variable.
 *
 * When the `parent` argument can be statically resolved (a tracked env variable or an
 * `emptyenv()`-family call), the resolved parent is stored in the vertex's `newEnvParent`
 * field so that {@link createFreshEnvState} can use it.
 */
export declare function processNewEnv<OtherInfo>(name: RSymbol<OtherInfo & ParentInformation>, args: readonly PotentiallyEmptyRArgument<OtherInfo & ParentInformation>[], rootId: NodeId, data: DataflowProcessorInformation<OtherInfo & ParentInformation>): DataflowInformation;
/**
 * Creates the initial (empty) environment state for a freshly created `new.env()`.
 *
 * When called from `processAssignmentToSymbol`, pass `sourceInfo` so that a
 * statically-resolved `parent` argument (stored in the vertex's `newEnvParent` field)
 * is honoured.  Without `sourceInfo` (or when no `newEnvParent` is present), falls back
 * to the current execution environment as parent.
 */
export declare function createFreshEnvState(data: Pick<DataflowProcessorInformation<never>, 'environment'>, sourceInfo?: DataflowInformation): REnvironmentInformation;