Error: No available formula with the name "homebrew/core/heroku" (dependency of thoughtbot/formulae/parity)

[joshRpowell]

Help us track down and resolve parity problems faster with this template.

What command did you execute?

brew reinstall parity

What did you expect to happen?

A clean install

What actually happened?

homebrew/core/heroku was deleted from homebrew/core in commit f3c308ab5:
  heroku: remove formula.

Parity depends on heroku-toolbelt
https://github.com/thoughtbot/homebrew-formulae/blob/8cd787efaa9881c7e3a93ba2028b216f7fa34e71/Formula/parity.rb#L24

This is the Homebrew PR where this formula was removed Homebrew/homebrew-core#33233

Some information about your installation

• What's your operating system?
  • macOS 10.14
• What's the output of which development, which staging, which production?
  Parity has had multiple installation channels, and it's not uncommon for an
  old version to be somewhere else in your path.
  • nothing
• If installed via Homebrew, what does brew list parity output?
  • nothing
• If installed via Rubygems, what's the gem version?

[joshRpowell]

not sure how I missed this PR thoughtbot/homebrew-formulae#53

it should resolve this issue.

[mjankowski]

I'm closing this on the assumption that the linked issue sorted it out, please reopen if not.