spellcheck task requires wget; ensure it's installed

Signed-off-by: Ryan Punt <ryan@mirum.org>

1 files changed, 13 insertions, 1 deletions

diff --git a/tasks/spellcheck.rb b/tasks/spellcheck.rb
index 0eb8924a81..a3ffb577d7 100644
--- a/tasks/spellcheck.rb
+++ b/tasks/spellcheck.rb
@@ -20,7 +20,19 @@ namespace :spellcheck do
     sh 'cspell lint --no-progress "**/*"'
   end
 
-  task prereqs: %i{cspell_check config_check fetch_common}
+  task prereqs: %i{wget_check cspell_check config_check fetch_common}
+
+  task :wget_check do
+    wget_version = begin
+                     `wget --version`
+                   rescue
+                     nil
+                   end
+
+    wget_version.is_a?(String) || abort(<<~INSTALL_WGET)
+      wget is not installed
+    INSTALL_WGET
+  end
 
   task :fetch_common do
     sh "wget -q https://raw.githubusercontent.com/chef/chef_dictionary/master/chef.txt -O chef_dictionary.txt"