go-pkg/expr
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Added utility function GetLast() to context

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This commit is contained in:
Celestino Amoroso 2024-06-17 06:56:32 +02:00
parent ba479a1b99
commit 703ecf6829
2 changed files with 8 additions and 1 deletions
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1
context.go
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@ -40,6 +40,7 @@ type ExprContext interface {
SetParent(ctx ExprContext)
GetParent() (ctx ExprContext)
GetVar(varName string) (value any, exists bool)
GetLast() any
SetVar(varName string, value any)
UnsafeSetVar(varName string, value any)
EnumVars(func(name string) (accept bool)) (varNames []string)

6
simple-store.go
View File

@ -50,6 +50,7 @@ func (ctx *SimpleStore) Merge(src ExprContext) {
ctx.funcStore[name], _ = src.GetFuncInfo(name)
}
}
/*
func varsCtxToBuilder(sb *strings.Builder, ctx ExprContext, indent int) {
sb.WriteString("vars: {\n")
@ -165,6 +166,11 @@ func (ctx *SimpleStore) GetVar(varName string) (v any, exists bool) {
return
}
func (ctx *SimpleStore) GetLast() (v any) {
v = ctx.varStore["last"]
return
}
func (ctx *SimpleStore) UnsafeSetVar(varName string, value any) {
// fmt.Printf("[%p] setVar(%v, %v)\n", ctx, varName, value)
ctx.varStore[varName] = value