Use rescue to conditionnaly build neovim according to available version

roles/neovim/tasks/build_neovim.yml

@@ -0,0 +1,40 @@
+---
+
+- name: Install build dependencies
+  become: true
+  ansible.builtin.apt:
+    name:
+      - ninja-build
+      - gettext
+      - cmake
+      - unzip
+
+- name: Make sure build directory exists
+  ansible.builtin.file:
+    path: ~/builds
+    state: directory
+    mode: 0755
+
+- name: Clone neovim repo
+  ansible.builtin.git:
+    repo: https://github.com/neovim/neovim
+    dest: ~/builds/neovim
+    clone: true
+    version: stable
+    depth: 1
+
+- name: Make neovim
+  community.general.make:
+    chdir: ~/builds/neovim
+    params:
+      CMAKE_BUILD_TYPE: Release
+
+- name: Create neovim deb package
+  ansible.builtin.command:
+    chdir: ~/builds/neovim/build
+    cmd: cpack -G DEB
+
+- name: Install neovim package
+  become: true
+  ansible.builtin.apt:
+    deb: ~/builds/neovim/build/nvim-linux64.deb

roles/neovim/tasks/debian.yml

@@ -1,24 +1,14 @@
 ---
-- name: Find latest neovim version
-  ansible.builtin.uri:
-    url: https://github.com/neovim/neovim/releases/latest
-  register: latest_http_content
 
-- name: Set latest neovim version
-  ansible.builtin.set_fact:
-    neovim_version: "{{ latest_http_content.url | split('/') | last }}"
-
-- name: Get latest neovim deb package
-  ansible.builtin.get_url:
-    url: "https://github.com/neovim/neovim/releases/download/{{ neovim_version }}/nvim-linux64.deb"
-    checksum: "sha256:https://github.com/neovim/neovim/releases/download/{{ neovim_version }}/nvim-linux64.deb.sha256sum"
-    dest: /tmp/nvim-linux64.deb
-    mode: 0644
-
-- name: Install neovim deb package
-  become: true
-  ansible.builtin.apt:
-    deb: /tmp/nvim-linux64.deb
+- name: Install neovim
+  block:
+    - name: Try installing with apt (from neovim v0.8)
+      become: true
+      ansible.builtin.apt:
+        name: neovim>0.8*
+  rescue:
+    - name: Build neovim
+      ansible.builtin.include_tasks: build_neovim.yml
 
 - name: Install things with apt
   become: true