feat(ASDF): add custom cmd directly before install

README.md

@@ -27,6 +27,7 @@ Each plugin should be configured in the following format:
 asdf_plugins:
   - name: "erlang"        # a plugin name
     environment: {}       # an optional dictionary of environment variables for build configuration
+    pre_install: ""       # an optional command to run directly before the installation (i.e. select a Python Interpreter for compilation)
     repository: ""        # a plugin repository, optional
     versions:             # a list of versions to install
       - 23.3.3

defaults/main.yml

@@ -10,6 +10,7 @@ asdf_plugins: []
 # asdf_plugins:
 #   - name: "erlang"
 #     environment_variables: {}  (Optional key to specify environment specific information for OSX builds.)
+#     pre_install: "" (Optional setup command to run before installation, i.e. select a Python version for compilation.)
 #     repository: ""
 #     versions:
 #       - 18.3

molecule/common/tasks/verify_pre_install.yml

@@ -0,0 +1,11 @@
+---
+- name: Check that pre_install was executed
+  stat:
+    path: "{{ asdf_user_home }}/pre_install_test"
+  register: pre_install_test
+
+- name: Assert pre_install_test was executed
+  assert:
+    that:
+      - pre_install_test.stat.exists
+    msg: "The pre_install_test file must have been created."

molecule/nodejs/vars/main.yml

@@ -6,6 +6,7 @@ asdf_legacy_version_file: "yes"
 asdf_plugins:
   - name: "nodejs"
     repository: ""
+    pre_install: "touch ~/pre_install_test"
     versions:
       - 14.0.0
     global: 14.0.0

molecule/nodejs/verify.yml

@@ -18,3 +18,6 @@
 
     - name: Verify the correct version was Installed
       include_tasks: "../common/tasks/verify_binary.yml"
+
+    - name: Verify the pre_install command executed
+      include_tasks: "../common/tasks/verify_pre_install.yml"

tasks/plugins_darwin/main.yml

@@ -36,7 +36,7 @@
 - name: Install asdf Apps
   become: True
   become_user: "{{ asdf_user }}"
-  shell: "source {{ asdf_source }}; asdf install {{ item.0.name }} {{ item.1 }}"
+  shell: "source {{ asdf_source }}; {{ item[0]['pre_install'] | default(':') }}; asdf install {{ item.0.name }} {{ item.1 }}"
   environment: "{{ item[0]['environment'] | default({}) }}"
   args:
     chdir: "{{ asdf_user_home }}"