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Command parse compound

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This commit is contained in:
Tnze
2022-01-03 15:57:54 +08:00
parent 9433dd98de
commit be3a834696
13 changed files with 250 additions and 114 deletions
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27
server/command/command.go
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@ -18,8 +18,8 @@ type Graph struct {
func NewGraph() *Graph {
g := new(Graph)
root := Node{
g: g,
flags: RootNode,
g: g,
kind: RootNode,
}
g.nodes = append(g.nodes, root)
return g
@ -43,7 +43,7 @@ func (g *Graph) Run(cmd string) error {
return nil
}
if next == 0 {
panic("root node can't be child")
return errors.New("command contains extra text: " + left)
}
cmd = left
@ -56,19 +56,20 @@ type ParsedData interface{}
type HandlerFunc func(args []ParsedData) error
type Node struct {
g *Graph
index int
flags byte
Name string
Children []int
Parser Parser
Run HandlerFunc
g *Graph
index int32
kind byte
Name string
Children []int32
SuggestionsType string
Parser Parser
Run HandlerFunc
}
type Literal Node
type Argument Node
func (n *Node) parse(cmd string) (left string, value ParsedData, next int, err error) {
switch n.flags & 0x03 {
func (n *Node) parse(cmd string) (left string, value ParsedData, next int32, err error) {
switch n.kind & 0x03 {
case RootNode:
left = cmd
value = nil
@ -90,7 +91,7 @@ func (n *Node) parse(cmd string) (left string, value ParsedData, next int, err e
// find next
if len(n.Children) > 0 {
// look up the first child's type
switch n.g.nodes[n.Children[0]].flags & 0x03 {
switch n.g.nodes[n.Children[0]].kind & 0x03 {
case RootNode:
panic("root node can't be child")
default: