Function buildSSRProps

packages/compiler-ssr/src/transforms/ssrTransformElement.ts:374–402

(
  props: PropsExpression | undefined,
  directives: DirectiveNode[],
  context: TransformContext,
)

}

export function buildSSRProps(
  props: PropsExpression | undefined,
  directives: DirectiveNode[],
  context: TransformContext,
): JSChildNode {
  let mergePropsArgs: JSChildNode[] = []
  if (props) {
    if (props.type === NodeTypes.JS_CALL_EXPRESSION) {
      // already a mergeProps call
      mergePropsArgs = props.arguments as JSChildNode[]
    } else {
      mergePropsArgs.push(props)
    }
  }
  if (directives.length) {
    for (const dir of directives) {
      mergePropsArgs.push(
        createCallExpression(context.helper(SSR_GET_DIRECTIVE_PROPS), [
          `_ctx`,
          ...buildDirectiveArgs(dir, context).elements,
        ] as JSChildNode[]),
      )
    }
  }

  return mergePropsArgs.length > 1
    ? createCallExpression(context.helper(MERGE_PROPS), mergePropsArgs)
    : mergePropsArgs[0]
}

function isTrueFalseValue(prop: DirectiveNode | AttributeNode) {
  if (prop.type === NodeTypes.DIRECTIVE) {