func NewZipped(rules *ast.Rules, desc *descriptor.FileDescriptorSet) (ProtoTokens, error) {
stringTokens, err := ast.GetStringTokens(rules)
if err != nil {
return nil, err
}
tokens, err := new(rules.GetRoot().GetPackage(), rules.GetRoot().GetMessage(), desc, stringTokens)
if err != nil {
return nil, err
}
return tokens, nil
}
func Compile(rules *ast.Rules, tokens Tokens) (eval *exec.Exec, rootToken int, err error) {
tab := table.New(rules.GetTransitions(), rules.GetIfExprs())
catcher := funcs.NewCatcher(false)
link, err := link.NewLink(rules, tokens, tab, catcher)
if err != nil {
return nil, 0, err
}
rootToken, err = tokens.GetTokenId(rules.GetRoot().GetPackage() + "." + rules.GetRoot().GetMessage())
if err != nil {
return nil, 0, err
}
startState, err := findStartState(rules.GetRoot(), rules.GetInits(), tab)
if err != nil {
return nil, 0, err
}
acceptState, err := tab.NameToState("accept")
if err != nil {
return nil, 0, err
}
eval = exec.NewExec(tab, link, catcher, startState, acceptState)
return eval, rootToken, nil
}
func New(rules *ast.Rules, desc *descriptor.FileDescriptorSet) (ProtoTokens, error) {
srcPackage, srcMessage := rules.GetRoot().GetPackage(), rules.GetRoot().GetMessage()
return new(srcPackage, srcMessage, desc, nil)
}