Program at 1:0
+-- sourceType: script
+-- body:
|   +-- 0: ExpressionStatement at 1:0
|   |   +-- expression: SequenceExpression at 1:0
|   |   |   +-- expressions:
|   |   |   |   +-- 0: "String literal, but single quoted"
|   |   |   |   |   +-- value: String literal, but single quoted