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mustUseProp() — vue Function Reference

Architecture documentation for the mustUseProp() function in attrs.ts from the vue codebase.

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src/platforms/web/util/attrs.ts lines 9–20

export const mustUseProp = (
  tag: string,
  type?: string | null,
  attr?: string
): boolean => {
  return (
    (attr === 'value' && acceptValue(tag) && type !== 'button') ||
    (attr === 'selected' && tag === 'option') ||
    (attr === 'checked' && tag === 'input') ||
    (attr === 'muted' && tag === 'video')
  )
}

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