ant-design/components/input/utils.ts

import classNames from 'classnames';
import type { DirectionType } from '../config-provider';
import type { SizeType } from '../config-provider/SizeContext';
import type { ClearableInputProps } from './ClearableLabeledInput';
import type { InputProps } from './Input';

export function getInputClassName(
  prefixCls: string,
  bordered: boolean,
  size?: SizeType,
  disabled?: boolean,
  direction?: DirectionType,
) {
  return classNames(prefixCls, {
    [`${prefixCls}-sm`]: size === 'small',
    [`${prefixCls}-lg`]: size === 'large',
    [`${prefixCls}-disabled`]: disabled,
    [`${prefixCls}-rtl`]: direction === 'rtl',
    [`${prefixCls}-borderless`]: !bordered,
  });
}

export function hasPrefixSuffix(props: InputProps | ClearableInputProps) {
  return !!(props.prefix || props.suffix || props.allowClear);
}