func (c *Call) merge(r *Call) Call {
	return Call{
		SrcPath:      c.SrcPath,
		Line:         c.Line,
		Func:         c.Func,
		Args:         c.Args.merge(&r.Args),
		LocalSrcPath: c.LocalSrcPath,
		IsStdlib:     c.IsStdlib,
	}
}
func (c *Call) merge(r *Call) Call {
	return Call{
		SrcPath:      c.SrcPath,
		Line:         c.Line,
		Func:         c.Func,
		Args:         c.Args.merge(&r.Args),
		LocalSrcPath: c.LocalSrcPath,
		IsStdlib:     c.IsStdlib,
	}
}
func ( c * Call ) merge ( r * Call ) Call { return Call { SrcPath : c . SrcPath , Line : c . Line , Func : c . Func , Args : c . Args . merge ( & r . Args ) , LocalSrcPath : c . LocalSrcPath , IsStdlib : c . IsStdlib , } }
// merge merges two similar Call, zapping out differences.
merge merges two similar Call zapping out differences .