func (this *Mem) getFunc(expr *ast.Expr) funcs.Bool {
if f, ok := this.funcs[expr]; ok {
return f
}
f, err := compose.NewBool(expr)
if err != nil {
panic(err)
}
compose.SetContext(f, this.context)
this.funcs[expr] = f
return f
}
func (mem *Mem) SetContext(context *funcs.Context) {
mem.context = context
for _, f := range mem.funcs {
compose.SetContext(f, mem.context)
}
}