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Fix: stop execution when trying to slice an unsupported type (#443)

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Max Kuznetsov 2024-02-25 07:47:25 +00:00 committed by GitHub
parent 47062da36a
commit c461a7fe60
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2 changed files with 2 additions and 0 deletions
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1
vm.go
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@ -536,6 +536,7 @@ func (v *VM) run() {
v.sp++ v.sp++
default: default:
v.err = fmt.Errorf("not indexable: %s", left.TypeName()) v.err = fmt.Errorf("not indexable: %s", left.TypeName())
return
} }
case parser.OpCall: case parser.OpCall:
numArgs := int(v.curInsts[v.ip+1]) numArgs := int(v.curInsts[v.ip+1])

1
vm_test.go
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@ -3638,6 +3638,7 @@ func TestSliceIndex(t *testing.T) {
expectError(t, `undefined[:1]`, nil, "Runtime Error: not indexable") expectError(t, `undefined[:1]`, nil, "Runtime Error: not indexable")
expectError(t, `123[-1:2]`, nil, "Runtime Error: not indexable") expectError(t, `123[-1:2]`, nil, "Runtime Error: not indexable")
expectError(t, `{}[:]`, nil, "Runtime Error: not indexable") expectError(t, `{}[:]`, nil, "Runtime Error: not indexable")
expectError(t, `a := 123[-1:2] ; a += 1`, nil, "Runtime Error: not indexable")
} }
func expectRun( func expectRun(