Not compatible with root level `.prettierrc.js`

$ cat app/models/user.rb

# A User is neat
class User < ApplicationRecord
end

$ ./node_modules/.bin/prettier --write app/models/user.rb
app/models/user.rb
[error] app/models/user.rb: SyntaxError: Unexpected token # (1:1)
[error] > 1 | # A User is neat
[error]     | ^
[error]   2 | class User < ApplicationRecord
[error]   3 | end
[error]   4 |

$ ./node_modules/.bin/prettier --version
1.16.4

$ ruby --version
ruby 2.5.1p57

[kddnewton]

This should be fixed on master. If this becomes a problem again feel free to reopen.

[JoshuaKGoldberg]

are you using the gem or the npm package?

npm package.

how are you invoking prettier?

This is in the scripts in a package.json, invoked via yarn:

prettier spec/**/*.rb

what version of ruby, node, prettier, and the ruby plugin are you using?

• Ruby: 2.5.5p157 (2019-03-15 revision 67260) [x86_64-darwin18]
• Node: 8.10.0
• prettier package: 1.16.4
• @prettier/plugin-ruby package: 0.12.2

what OS are you running?

macOS Mojave 10.14.4