import { DeprecatedFieldType, FieldType, DTFieldConfigWithDataGenOpts } from '@terascope/types';
export declare function isNonStringFieldType(type: FieldType | DeprecatedFieldType): boolean;
export declare function isNumericFieldType(type: FieldType | DeprecatedFieldType): boolean;
export declare function isTextFieldType(type: FieldType | DeprecatedFieldType): boolean;
export declare function fineTuneNumericField(field: string, originalFn: () => any, fieldConfig: DTFieldConfigWithDataGenOpts, chance: Chance.Chance): (() => any);
export declare function fineTuneTextField(field: string, originalFn: () => any, fildConfig: DTFieldConfigWithDataGenOpts, chance: Chance.Chance): (() => any);
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