program main
  fn i32_ok() -> (result i32 i32)
    ok : (result i32 i32)
      int 42 : i32
  fn i32_err() -> (result i32 i32)
    err : (result i32 i32)
      int 7 : i32
  fn text_ok() -> (result string i32)
    ok : (result string i32)
      string "value" : string
  fn text_err() -> (result string i32)
    err : (result string i32)
      int 9 : i32
  fn observe_i32_ok() -> bool
    std.result.is_ok : bool
      call i32_ok : (result i32 i32)
  fn observe_i32_err() -> bool
    std.result.is_err : bool
      call i32_err : (result i32 i32)
  fn unwrap_i32_ok() -> i32
    std.result.unwrap_ok : i32
      call i32_ok : (result i32 i32)
  fn unwrap_i32_err() -> i32
    std.result.unwrap_err : i32
      call i32_err : (result i32 i32)
  fn observe_text_ok() -> bool
    std.result.is_ok : bool
      call text_ok : (result string i32)
  fn observe_text_err() -> bool
    std.result.is_err : bool
      call text_err : (result string i32)
  fn unwrap_text_ok() -> string
    std.result.unwrap_ok : string
      call text_ok : (result string i32)
  fn unwrap_text_err() -> i32
    std.result.unwrap_err : i32
      call text_err : (result string i32)
  fn legacy_i32_ok() -> bool
    is_ok : bool
      call i32_ok : (result i32 i32)
  fn legacy_text_err() -> i32
    unwrap_err : i32
      call text_err : (result string i32)
  fn main() -> i32
    if : i32
      std.result.is_ok : bool
        call i32_ok : (result i32 i32)
      std.result.unwrap_ok : i32
        call i32_ok : (result i32 i32)
      std.result.unwrap_err : i32
        call i32_err : (result i32 i32)
  test "std result i32 observers"
    if : bool
      std.result.is_ok : bool
        call i32_ok : (result i32 i32)
      std.result.is_err : bool
        call i32_err : (result i32 i32)
      bool false : bool
  test "std result i32 unwraps"
    binary = : bool
      binary + : i32
        std.result.unwrap_ok : i32
          call i32_ok : (result i32 i32)
        std.result.unwrap_err : i32
          call i32_err : (result i32 i32)
      int 49 : i32
  test "std result string observers"
    if : bool
      std.result.is_ok : bool
        call text_ok : (result string i32)
      std.result.is_err : bool
        call text_err : (result string i32)
      bool false : bool
  test "std result string unwraps"
    if : bool
      binary = : bool
        std.result.unwrap_ok : string
          call text_ok : (result string i32)
        string "value" : string
      binary = : bool
        std.result.unwrap_err : i32
          call text_err : (result string i32)
        int 9 : i32
      bool false : bool
  test "legacy result helpers still work"
    if : bool
      is_ok : bool
        call i32_ok : (result i32 i32)
      binary = : bool
        unwrap_err : i32
          call text_err : (result string i32)
        int 9 : i32
      bool false : bool