Function interp_summary 

fn interp_summary(
    args: &[RValue],
    named: &[(String, RValue)],
    context: &BuiltinContext<'_>,
) -> Result<RValue, RError>

Summarize an object (S3 generic).

Dispatches to summary.lm, summary.data.frame, etc. when a method exists. Falls back to printing the object’s structure.

@param object the object to summarize @return a summary of the object