brew cask outdated : Error: undefined method `undent' for #<String:0x0000000101ae3ab0>

[sebma]

General troubleshooting steps

• I have retried my command with --force and the issue is still present.
• I have checked the instructions for reporting bugs.
  • None of the templates was appropriate for my issue, or I’m not sure.
• I ran brew update-reset && brew update and retried my command.
• I ran brew doctor, fixed as many issues as possible and retried my command.
• I understand that if I ignore these instructions, my issue may be closed without review.

Description of issue

Hi, this error occured after a brew update and a brew cask outdated :

Error: undefined method undent' for #String:0x0000000101556548`

Command that failed

$ brew cask outdated
Error: undefined method `undent' for #<String:0x0000000101556548>
Follow the instructions here:
  https://github.com/Homebrew/homebrew-cask#reporting-bugs
/usr/local/Caskroom/java7/.metadata/1.7.0_80/20170503124403.890/Casks/java7.rb:72:in `block in load'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask.rb:36:in `instance_eval'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask.rb:36:in `initialize'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask_loader.rb:31:in `new'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask_loader.rb:31:in `cask'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask_loader.rb:67:in `cask'
/usr/local/Homebrew/Library/Homebrew/compat/hbc/cask_loader.rb:15:in `cask'
/usr/local/Caskroom/java7/.metadata/1.7.0_80/20170503124403.890/Casks/java7.rb:1:in `load'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask_loader.rb:57:in `instance_eval'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask_loader.rb:57:in `load'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/caskroom.rb:34:in `block in casks'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/caskroom.rb:28:in `map'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/caskroom.rb:28:in `casks'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli/outdated.rb:13:in `block in run'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli/abstract_command.rb:47:in `casks'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli/outdated.rb:13:in `run'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli/abstract_command.rb:33:in `run'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli.rb:93:in `run_command'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli.rb:159:in `run'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli.rb:124:in `run'
/usr/local/Homebrew/Library/Homebrew/cmd/cask.rb:7:in `cask'
/usr/local/Homebrew/Library/Homebrew/brew.rb:87:in `<main>'
$ echo $?
1

Output of command with --force --verbose --debug

$ brew cask outdated --force --verbose --debug
Error: invalid option: --force
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli/options.rb:60:in `process_arguments'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli/abstract_command.rb:40:in `initialize'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli/outdated.rb:8:in `initialize'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli/abstract_command.rb:33:in `new'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli/abstract_command.rb:33:in `run'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli.rb:93:in `run_command'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli.rb:159:in `run'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli.rb:124:in `run'
/usr/local/Homebrew/Library/Homebrew/cmd/cask.rb:7:in `cask'
/usr/local/Homebrew/Library/Homebrew/brew.rb:87:in `<main>'
Error: Kernel.exit
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli.rb:164:in `exit'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli.rb:164:in `rescue in run'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli.rb:147:in `run'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli.rb:124:in `run'
/usr/local/Homebrew/Library/Homebrew/cmd/cask.rb:7:in `cask'
/usr/local/Homebrew/Library/Homebrew/brew.rb:87:in `<main>'

Output of brew cask doctor

$ brew cask doctor
==> Homebrew-Cask Version
Homebrew-Cask 1.7.1-20-ga1f0ff4
Homebrew/homebrew-cask (git revision 43373; last commit 2018-07-25)
==> macOS
10.13.6
==> SIP
Enabled
==> Java
10.0.1, 1.7.0_80
==> Homebrew-Cask Install Location
<NONE>
==> Homebrew-Cask Staging Location
/usr/local/Caskroom
==> Homebrew-Cask Cached Downloads
~/Library/Caches/Homebrew/Cask (33 files, 7.6GB)
==> Homebrew-Cask Taps:
/usr/local/Homebrew/Library/Taps/homebrew/homebrew-cask (3998 casks)
/usr/local/Homebrew/Library/Taps/homebrew/homebrew-cask-versions (187 casks)
/usr/local/Homebrew/Library/Taps/homebrew/homebrew-cask-fonts (1164 casks)
/usr/local/Homebrew/Library/Taps/homebrew/homebrew-cask-drivers (149 casks)
/usr/local/Homebrew/Library/Taps/colindean/homebrew-fonts-nonfree (1 cask)
==> Contents of $LOAD_PATH
/usr/local/Homebrew/Library/Homebrew/vendor/portable-ruby/2.3.7/lib/ruby/gems/2.3.0/gems/did_you_mean-1.0.0/lib
/usr/local/Homebrew/Library/Homebrew/vendor/portable-ruby/2.3.7/lib/ruby/site_ruby/2.3.0
/usr/local/Homebrew/Library/Homebrew/vendor/portable-ruby/2.3.7/lib/ruby/site_ruby/2.3.0/x86_64-darwin9.0
/usr/local/Homebrew/Library/Homebrew/vendor/portable-ruby/2.3.7/lib/ruby/site_ruby/2.3.0/universal-darwin9.0
/usr/local/Homebrew/Library/Homebrew/vendor/portable-ruby/2.3.7/lib/ruby/site_ruby
/usr/local/Homebrew/Library/Homebrew/vendor/portable-ruby/2.3.7/lib/ruby/vendor_ruby/2.3.0
/usr/local/Homebrew/Library/Homebrew/vendor/portable-ruby/2.3.7/lib/ruby/vendor_ruby/2.3.0/x86_64-darwin9.0
/usr/local/Homebrew/Library/Homebrew/vendor/portable-ruby/2.3.7/lib/ruby/vendor_ruby/2.3.0/universal-darwin9.0
/usr/local/Homebrew/Library/Homebrew/vendor/portable-ruby/2.3.7/lib/ruby/vendor_ruby
/usr/local/Homebrew/Library/Homebrew/vendor/portable-ruby/2.3.7/lib/ruby/2.3.0
/usr/local/Homebrew/Library/Homebrew/vendor/portable-ruby/2.3.7/lib/ruby/2.3.0/x86_64-darwin9.0
/usr/local/Homebrew/Library/Homebrew/vendor/portable-ruby/2.3.7/lib/ruby/2.3.0/universal-darwin9.0
/usr/local/Homebrew/Library/Homebrew/cask/lib
/usr/local/Homebrew/Library/Homebrew
==> Environment Variables
LC_ALL="en_US.UTF-8"
PATH="/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/Homebrew/Library/Homebrew/shims/scm"
SHELL="/usr/local/bin/bash"

Output of brew tap

$ brew tap
buo/cask-upgrade
cavaliercoder/dmidecode
colindean/fonts-nonfree
grpc/grpc
homebrew/boneyard
homebrew/cask
homebrew/cask-drivers
homebrew/cask-fonts
homebrew/cask-versions
homebrew/core
homebrew/services
homebrew/tex
homebrew/versions

[sebma]

java7 seems to be the problem, I tried this but it does not work:

$ brew cask uninstall java@7
Error: Cask 'java@7' is unavailable: No Cask with this name exists.
$ brew cask uninstall java7
Error: undefined method `undent' for #<String:0x0000000102298440>
Follow the instructions here:
  https://github.com/Homebrew/homebrew-cask#reporting-bugs
/usr/local/Caskroom/java7/.metadata/1.7.0_80/20170503124403.890/Casks/java7.rb:72:in `block in load'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask.rb:36:in `instance_eval'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask.rb:36:in `initialize'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask_loader.rb:31:in `new'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask_loader.rb:31:in `cask'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask_loader.rb:67:in `cask'
/usr/local/Homebrew/Library/Homebrew/compat/hbc/cask_loader.rb:15:in `cask'
/usr/local/Caskroom/java7/.metadata/1.7.0_80/20170503124403.890/Casks/java7.rb:1:in `load'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask_loader.rb:57:in `instance_eval'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask_loader.rb:57:in `load'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cask_loader.rb:170:in `load'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli/abstract_command.rb:48:in `block in casks'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli/abstract_command.rb:48:in `map'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli/abstract_command.rb:48:in `casks'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli/uninstall.rb:12:in `run'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli/abstract_command.rb:33:in `run'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli.rb:93:in `run_command'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli.rb:159:in `run'
/usr/local/Homebrew/Library/Homebrew/cask/lib/hbc/cli.rb:124:in `run'
/usr/local/Homebrew/Library/Homebrew/cmd/cask.rb:7:in `cask'
/usr/local/Homebrew/Library/Homebrew/brew.rb:87:in `<main>'

[commitay]

Closing in favour of #49716

[sebma]

@commitay I fixed my pb. by a rm -rf /usr/local/Caskroom/java7