delete switch case

Author: douyixuan

compiler/compiler/compiler.go

@@ -269,9 +269,6 @@ func (c *Compiler) compile(instructions []parser.Node) {
 			// Add to tre mapping
 			c.currentPackage.DefinePkgType(v.Name, t)
 
-		case *parser.SwitchNode:
-			c.compileSwitchNode(v)
-
 		default:
 			c.compileValue(v)
 			break

compiler/compiler/switch.go

@@ -18,8 +18,4 @@ var keywords = map[string]struct{}{
 	"false":       {},
 	"interface":   {},
 	"range":       {},
-	"switch":      {},
-	"case":        {},
-	"fallthrough": {},
-	"default":     {},
 }

compiler/lexer/keywords.go

@@ -606,10 +606,6 @@ func (p *parser) parseOneWithOptions(withAheadParse, withArithAhead, withIdentif
 		if current.Val == "range" {
 			return p.parseRange()
 		}
-
-		if current.Val == "switch" {
-			return p.parseSwitch()
-		}
 	}
 
 	p.printInput()

compiler/parser/parser.go

@@ -121,21 +121,6 @@ func Walk(v Visitor, node Node) (r Node) {
 		}
 	case *RangeNode:
 		n.Item = Walk(v, n.Item)
-	case *SwitchNode:
-		n.Item = Walk(v, n.Item)
-		for i, a := range n.Cases {
-			n.Cases[i] = Walk(v, a).(*SwitchCaseNode)
-		}
-		for i, a := range n.DefaultBody {
-			n.DefaultBody[i] = Walk(v, a)
-		}
-	case *SwitchCaseNode:
-		for i, a := range n.Conditions {
-			n.Conditions[i] = Walk(v, a)
-		}
-		for i, a := range n.Body {
-			n.Body[i] = Walk(v, a)
-		}
 	case *AssignNode:
 		for i, a := range n.Target {
 			n.Target[i] = Walk(v, a)