Macへのgollumインストールでエラー

Ruby

What?

$ gem install gollum
Fetching: charlock_holmes-0.7.3.gem (100%)
Building native extensions.  This could take a while...
ERROR:  Error installing gollum:
    ERROR: Failed to build gem native extension.

checking for main() in -licui18n... no
checking for main() in -licui18n... no

Why?

  • icu4cライブラリがない

How to resolve?

$ brew install icu4c

参考

ruby - ERROR: Error installing gollum: ERROR: Failed to build gem native extension - Stack Overflow