import type { VariableSchema, VariableValue } from "@featurevisor/types";
/**
 * Resolve variable values from schema defaults and overrides.
 * Override keys may be variable keys or dot-notation paths (e.g. "foo", "foo.a.b", "tags:append", "items[id=2]:after").
 * Uses the mutator so nested paths and mutation notations are supported.
 * Returns only variables that were desired to be overridden (i.e. appear in overrides).
 */
export declare function resolveMutationsForMultipleVariables(variablesSchema: Record<string, VariableSchema> | undefined, overrides: Record<string, VariableValue> | undefined): Record<string, VariableValue> | undefined;
/**
 * Resolve a single variable's override value (e.g. from variableOverrides).
 * If the value is a plain object with path-like keys, it is merged with the variable's default;
 * otherwise the value is returned as-is (full replacement).
 */
export declare function resolveMutationsForSingleVariable(variablesSchema: Record<string, VariableSchema> | undefined, variableKey: string, overrideValue: VariableValue, baseValue?: VariableValue): VariableValue;