Fix bug with compiling integer values to interface{} types.

Author: antonmedv

CHANGELOG.md

@@ -1,7 +1,10 @@
 # Changelog
 
+## v1.4.2
+* Fixed bug with compiling integer values to interface{} types.
+
 ## v1.4.1
-* Added bounds check for slice operations `foo[0:5]`
+* Added bounds check for slice operations `foo[0:5]`.
 
 ## v1.4.0
 * Added option to allow using undefined variables.

compiler/compiler.go

@@ -213,7 +213,7 @@ func (c *compiler) IntegerNode(node *ast.IntegerNode) {
 		c.emitPush(uint64(node.Value))
 
 	default:
-		panic(fmt.Sprintf("cannot compile %v to %v", node.Value, node.GetType()))
+		c.emitPush(node.Value)
 	}
 }
 

expr_test.go

@@ -789,6 +789,10 @@ func TestExpr(t *testing.T) {
 			`String[7:9]`,
 			"",
 		},
+		{
+			`Float(0)`,
+			float64(0),
+		},
 	}
 
 	for _, tt := range tests {
@@ -929,6 +933,17 @@ func (*mockEnv) Variadic(x string, xs ...int) []int {
 	return xs
 }
 
+func (*mockEnv) Float(i interface{}) float64 {
+	switch t := i.(type) {
+	case int:
+		return float64(t)
+	case float64:
+		return t
+	default:
+		panic("unexpected type")
+	}
+}
+
 type ticket struct {
 	Price int
 }