import { SchemaAST } from 'effect';
import type { Schema, SchemaTransformation } from 'effect';
export type ESchemaKind = 'struct' | 'entity' | 'value';
export interface ESchemaEvolutionIntrospection {
    readonly version: string;
    readonly schema: Schema.Top;
}
export interface ESchemaIntrospection {
    readonly name: string;
    readonly kind: ESchemaKind;
    readonly idField: string | null;
    readonly evolutions: readonly ESchemaEvolutionIntrospection[];
}
export interface ESchemaCompositionIntrospection {
    readonly eschema: object;
    readonly identity: string;
}
export declare function isEncodedStringSchema(schema: Schema.Top): boolean;
export declare function registerESchemaIntrospection(eschema: object, introspection: () => ESchemaIntrospection): void;
export declare function inspectESchema(eschema: object): ESchemaIntrospection;
export declare function registerESchemaComposition(ast: SchemaAST.AST, encodedAst: SchemaAST.AST, transformation: SchemaTransformation.Transformation<any, any, any, any>, introspection: ESchemaCompositionIntrospection): void;
export declare function inspectESchemaComposition(ast: SchemaAST.AST): ESchemaCompositionIntrospection | undefined;
export declare function isESchemaCompositionPlumbing(value: object): boolean;
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