fix.sh in checkoff-0.10.0 vs fix.sh in checkoff-0.11.0

@@ -1,9 +1,19 @@
 #!/bin/bash -eu
 
 set -o pipefail
 
+apt_upgraded=0
+
+update_apt() {
+  if [ "${apt_upgraded}" = 0 ]
+  then
+    sudo apt-get update -y
+    apt_upgraded=1
+  fi
+}
+
 install_rbenv() {
   if [ "$(uname)" == "Darwin" ]
   then
     HOMEBREW_NO_AUTO_UPDATE=1 brew install rbenv || true
     if ! type rbenv 2>/dev/null
@@ -75,10 +85,12 @@
   fi
 }
 
 ensure_ruby_build_requirements() {
   ensure_dev_library readline/readline.h readline libreadline-dev
+  ensure_dev_library zlib.h zlib zlib1g-dev
+  ensure_dev_library openssl/ssl.h openssl libssl-dev
 }
 
 # You can find out which feature versions are still supported / have
 # been release here: https://www.ruby-lang.org/en/downloads/
 ensure_ruby_versions() {
@@ -90,20 +102,40 @@
 
   ensure_ruby_build_requirements
 
   for ver in $ruby_versions
   do
-    rbenv install -s "${ver}"
+    # These CFLAGS can be retired once 2.6.7 is no longer needed :
+    #
+    # https://github.com/rbenv/ruby-build/issues/1747
+    # https://github.com/rbenv/ruby-build/issues/1489
+    # https://bugs.ruby-lang.org/issues/17777
+    if [ "${ver}" == 2.6.7 ]
+    then
+      CFLAGS="-Wno-error=implicit-function-declaration" rbenv install -s "${ver}"
+    else
+      rbenv install -s "${ver}"
+    fi
   done
 }
 
 ensure_bundle() {
   # Not sure why this is needed a second time, but it seems to be?
   #
   # https://app.circleci.com/pipelines/github/apiology/source_finder/21/workflows/88db659f-a4f4-4751-abc0-46f5929d8e58/jobs/107
   set_rbenv_env_variables
-  bundle --version >/dev/null 2>&1 || gem install bundler
+  bundle --version >/dev/null 2>&1 || gem install --no-document bundler
+  bundler_version=$(bundle --version | cut -d ' ' -f3)
+  bundler_version_major=$(cut -d. -f1 <<< "${bundler_version}")
+  bundler_version_minor=$(cut -d. -f2 <<< "${bundler_version}")
+  # Version 2.1 of bundler seems to have some issues with nokogiri:
+  #
+  # https://app.asana.com/0/1107901397356088/1199504270687298
+  if [ "${bundler_version_major}" == 2 ] && [ "${bundler_version_minor}" -lt 2 ]
+  then
+    gem install --no-document bundler
+  fi
   make bundle_install
   # https://bundler.io/v2.0/bundle_lock.html#SUPPORTING-OTHER-PLATFORMS
   #
   # "If you want your bundle to support platforms other than the one
   # you're running locally, you can run bundle lock --add-platform
@@ -136,12 +168,13 @@
 WARNING: seems you still have not added 'pyenv' to the load path.
 
 # Load pyenv automatically by adding
 # the following to ~/.bashrc:
 
-export PATH="$HOME/.pyenv/bin:$PATH"
-eval "$(pyenv init -)"
+export PYENV_ROOT="${HOME}/.pyenv"
+export PATH="${PYENV_ROOT}/bin:$PATH"
+eval "$(pyenv init --path)"
 eval "$(pyenv virtualenv-init -)"
 EOF
     fi
   else
     curl https://pyenv.run | bash
@@ -151,12 +184,13 @@
 set_pyenv_env_variables() {
   # looks like pyenv scripts aren't -u clean:
   #
   # https://app.circleci.com/pipelines/github/apiology/cookiecutter-pypackage/15/workflows/10506069-7662-46bd-b915-2992db3f795b/jobs/15
   set +u
-  export PATH="${HOME}/.pyenv/bin:$PATH"
-  eval "$(pyenv init -)"
+  export PYENV_ROOT="${HOME}/.pyenv"
+  export PATH="${PYENV_ROOT}/bin:$PATH"
+  eval "$(pyenv init --path)"
   eval "$(pyenv virtualenv-init -)"
   set -u
 }
 
 ensure_pyenv() {
@@ -177,11 +211,11 @@
   if [ "$(uname)" == "Darwin" ]
   then
     HOMEBREW_NO_AUTO_UPDATE=1 brew install "${homebrew_package}"
   elif type apt-get >/dev/null 2>&1
   then
-    sudo apt-get update -y
+    update_apt
     sudo apt-get install -y "${apt_package}"
   else
     >&2 echo "Teach me how to install packages on this plaform"
     exit 1
   fi
@@ -190,9 +224,10 @@
 ensure_python_build_requirements() {
   ensure_dev_library zlib.h zlib zlib1g-dev
   ensure_dev_library bzlib.h bzip2 libbz2-dev
   ensure_dev_library openssl/ssl.h openssl libssl-dev
   ensure_dev_library ffi.h libffi libffi-dev
+  ensure_dev_library sqlite3.h sqlite3 libsqlite3-dev
 }
 
 # You can find out which feature versions are still supported / have
 # been release here: https://www.python.org/downloads/
 ensure_python_versions() {