Make it easier to see CR output in test errors

When the grammar check fails, it prints the input on the screen.
However, when there are embedded CRs, it disrupts the output. This
replaces it with the Unicode character for CR Symbol.
1 file changed
tree: 0604a39983a1bb223c1dea06ddadaff4aa1b0e89
  1. .cargo/
  2. .github/
  3. dev-guide/
  4. docs/
  5. src/
  6. theme/
  7. tools/
  8. .gitattributes
  9. .gitignore
  10. book.toml
  11. Cargo.lock
  12. Cargo.toml
  13. CONTRIBUTING.md
  14. LICENSE-APACHE
  15. LICENSE-MIT
  16. README.md
  17. reference.md
  18. rust-toolchain.toml
  19. rustfmt.toml
  20. triagebot.toml
README.md

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