Better Proguard configuration parser error for invalid options statring with keepclass

Also add an "arrow" to the exception text pointing to the location
on the erronous line.

R=herhut@google.com

Change-Id: I079dc7fe0400a2df783390abfa90366c1a026551
3 files changed
tree: 084d4b53caf2ed8dceb0c657fa00e5370bd59875
  1. buildSrc/
  2. scripts/
  3. src/
  4. tests/
  5. third_party/
  6. tools/
  7. .gitignore
  8. AUTHORS
  9. build.gradle
  10. codereview.settings
  11. CONTRIBUTING.md
  12. copyAdditionalJctfCommonFiles.gradle
  13. LICENSE
  14. README.md
README.md

The R8 repo contains two tools.

  1. D8 is a dexer that converts java byte code to dex code.

  2. R8 is a java program shrinking and minification tool.