element-plus/packages/constants/size.ts

export const componentSizes = ['', 'default', 'small', 'large'] as const

export type ComponentSize = typeof componentSizes[number]

export const componentSizeMap = {
  large: 40,
  default: 32,
  small: 24,
} as const

export const getComponentSize = (size: ComponentSize = 'default') => {
  return componentSizeMap[size || 'default']
}