foo.dump

0x0000 | 00 61 73 6d | version 1
       | 01 00 00 00
0x0008 | 01 0f       | type section
0x000a | 02          | 2 count
0x000b | 60 00 00    | [type 0] Func(FuncType { params: [], returns: [] })
0x000e | 62 02 01 66 | [type 1] Instance(InstanceType { exports: [ExportType { name: "f", ty: Function(0) }, ExportType { name: "g", ty: Global(GlobalType { content_type: I32, mutable: false }) }] })
       | 00 00 01 67
       | 03 7f 00   
0x0019 | 02 06       | import section
0x001b | 01          | 1 count
0x001c | 00 00 ff 06 | import [instance 0] Import { module: "", field: None, ty: Instance(1) }
       | 01         
0x0021 | 10 09       | alias section
0x0023 | 02          | 2 count
0x0024 | 00 00 00 00 | [alias] Alias { instance: Child(0), kind: Function, index: 0 }
0x0028 | 00 00 03 01 | [alias] Alias { instance: Child(0), kind: Global, index: 1 }
0x002c | 07 09       | export section
0x002e | 02          | 2 count
0x002f | 01 66 00 00 | export Export { field: "f", kind: Function, index: 0 }
0x0033 | 01 67 03 00 | export Export { field: "g", kind: Global, index: 0 }
0x0037 | 00 0e 04 6e | custom section: "name"
       | 61 6d 65   
0x003e | 01 07       | function names
0x0040 | 01          | 1 count
0x0041 | 00 04 69 2e | Naming { index: 0, name: "i.$j" }
       | 24 6a      

foo.wat

(module
  (import "" (instance $i
    (export "f" (func $j))
    (export "g" (global $j i32))
  ))

  (export "f" (func $i.$j))
  (export "g" (global $i.$j))
)