error: invalid digit in decimal integer literal
  --> testdata/parser/option/cel_literals.proto:21:14
   |
21 | option x = 42i32;
   |              ^ expected `0` to `9`

error: unrecognized prefix for string literal
  --> testdata/parser/option/cel_literals.proto:24:8
  help: delete it
   |
24 | -     r: r"""x""",
24 | +     r: """x""",
   |

error: unrecognized prefix for string literal
  --> testdata/parser/option/cel_literals.proto:25:8
  help: delete it
   |
25 | -     b: br"""x""",
25 | +     b: """x""",
   |

error: unexpected string literal in message expression
  --> testdata/parser/option/cel_literals.proto:26:10
   |
26 |     b: bR'''x''',
   |          ^^^^^^^ expected message field value

error: unrecognized prefix for string literal
  --> testdata/parser/option/cel_literals.proto:29:8
  help: delete it
   |
29 | -     k: r"x",
29 | +     k: "x",
   |

error: unrecognized prefix for string literal
  --> testdata/parser/option/cel_literals.proto:30:8
  help: delete it
   |
30 | -     j: b"",
30 | +     j: "",
   |

error: unrecognized prefix for string literal
  --> testdata/parser/option/cel_literals.proto:32:8
  help: delete it
   |
32 | -     x: r"" b"""""",
32 | +     x: "" b"""""",
   |

error: implicitly-concatenated string has incompatible prefix
  --> testdata/parser/option/cel_literals.proto:32:12
   |
32 |     x: r"" b"""""",
   |        -   ^
   |        |
   |        must match this prefix

encountered 8 errors
