/**
 * Bounded, immutable project-environment snapshots.
 *
 * Environment values cross an authenticated API boundary before they are
 * exposed to config evaluation and isolated project workers. Keep the shape
 * deliberately narrower than a generic JavaScript record: enumerable string
 * data properties only, with no inherited state or accessors.
 *
 * @module server/project-env/snapshot
 */
import { type ProjectEnvSnapshot } from "../../platform/compat/process/project-env-contract.js";
export { PROJECT_ENV_SNAPSHOT_LIMITS, type ProjectEnvSnapshot, } from "../../platform/compat/process/project-env-contract.js";
/** Stable rejection reasons for project-environment boundary failures. */
export type ProjectEnvSnapshotErrorCode = "accessor-property" | "duplicate-key" | "inspection-failed" | "invalid-key" | "invalid-prototype" | "invalid-value" | "max-entries-exceeded" | "max-key-length-exceeded" | "max-total-bytes-exceeded" | "max-value-length-exceeded" | "non-enumerable-property" | "symbol-key";
/** Error raised when an environment value is unsafe or exceeds its budget. */
export declare class ProjectEnvSnapshotError extends TypeError {
    readonly code: ProjectEnvSnapshotErrorCode;
    constructor(code: ProjectEnvSnapshotErrorCode, reason: string);
}
/**
 * Copy a project environment into a sorted, frozen, null-prototype record.
 *
 * Property descriptors are inspected without reading property values through
 * ordinary access, so getters are rejected without invocation.
 */
export declare function createProjectEnvSnapshot(value: unknown): ProjectEnvSnapshot;
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