compilation_unit {
  package_statement {
    package_name: "ExplorerTest"
  }
  is_api: true
  declarations {
    function {
      name {
        name: "Main"
      }
      param_pattern {
      }
      return_term {
        kind: Expression
        type {
          int_type_literal {
          }
        }
      }
      body {
        statements {
          variable_definition {
            pattern {
              binding_pattern {
                name: "val"
                type {
                  expression_pattern {
                    expression {
                      int_type_literal {
                      }
                    }
                  }
                }
              }
            }
            init {
              int_literal {
                value: 3
              }
            }
            is_returned: false
          }
        }
        statements {
          expression_statement {
            expression {
              call {
                function {
                  identifier {
                    name: "Print"
                  }
                }
                argument {
                  tuple_literal {
                    fields {
                      string_literal {
                        value: "Interface: {0}"
                      }
                    }
                    fields {
                      call {
                        function {
                          compound_member_access {
                            object {
                              identifier {
                                name: "val"
                              }
                            }
                            path {
                              simple_member_access {
                                field: "Op"
                                object {
                                  identifier {
                                    name: "Negate"
                                  }
                                }
                              }
                            }
                          }
                        }
                        argument {
                          tuple_literal {
                          }
                        }
                      }
                    }
                  }
                }
              }
            }
          }
        }
        statements {
          expression_statement {
            expression {
              call {
                function {
                  identifier {
                    name: "Print"
                  }
                }
                argument {
                  tuple_literal {
                    fields {
                      string_literal {
                        value: "Op: {0}"
                      }
                    }
                    fields {
                      operator {
                        op: Neg
                        arguments {
                          identifier {
                            name: "val"
                          }
                        }
                      }
                    }
                  }
                }
              }
            }
          }
        }
        statements {
          return_expression_statement {
            expression {
              int_literal {
                value: 0
              }
            }
          }
        }
      }
    }
  }
}
