58 lines
1.2 KiB
Go
58 lines
1.2 KiB
Go
// simple-var-store.go
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package expr
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type SimpleVarStore struct {
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varStore map[string]any
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}
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func NewSimpleVarStore() *SimpleVarStore {
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return &SimpleVarStore{
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varStore: make(map[string]any),
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}
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}
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func (ctx *SimpleVarStore) Clone() (clone ExprContext) {
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clone = &SimpleVarStore{
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varStore: CloneMap(ctx.varStore),
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}
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return clone
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}
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func (ctx *SimpleVarStore) GetVar(varName string) (v any, exists bool) {
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v, exists = ctx.varStore[varName]
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return
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}
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func (ctx *SimpleVarStore) SetVar(varName string, value any) {
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ctx.varStore[varName] = value
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}
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func (ctx *SimpleVarStore) EnumVars(acceptor func(name string) (accept bool)) (varNames []string) {
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varNames = make([]string, 0)
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for name := range ctx.varStore {
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if acceptor != nil {
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if acceptor(name) {
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varNames = append(varNames, name)
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}
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} else {
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varNames = append(varNames, name)
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}
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}
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return
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}
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func (ctx *SimpleVarStore) GetFuncInfo(name string) (f ExprFunc) {
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return
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}
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func (ctx *SimpleVarStore) Call(name string, args []any) (result any, err error) {
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return
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}
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func (ctx *SimpleVarStore) RegisterFunc(name string, functor Functor, minArgs, maxArgs int) {
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}
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func (ctx *SimpleVarStore) EnumFuncs(acceptor func(name string) (accept bool)) (funcNames []string) {
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return
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}
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