Use stat instead of which to check pass presence

defaults/main.yml

@@ -33,6 +33,6 @@ pass_version: latest
 # [Makefile][2] in Pass's Git repository for all available parameters.
 pass_make_params:
   # You can remove this value to install Pass to the default location, /usr/bin.
-  # You are welcome to change it to any other value, as long as "$PREFIX/bin" is
-  # in your system's PATH.
+  # You are welcome to change it to any other value, though I recomend keeping
+  # the default to avoid conflicting with the system package manager.
   PREFIX: /usr/local  # Install pass to /usr/local/bin

tasks/source_install.yml

@@ -1,21 +1,15 @@
 ---
-- name: Install which
-  ansible.builtin.package:
-    name: "{{ pass_which_package }}"
-
 - name: Check if Pass is present
   register: _pass_presence
-  changed_when: false
-  failed_when: false
-  ansible.builtin.command:
-    cmd: which pass
+  ansible.builtin.stat:
+    path: "{{ pass_src_bin_path }}"
 
 - name: Download Pass source files
   # This conditional instructs Ansible to only download source files when state
   # is present or if state is absent *and Pass is currently installed*. The latter
   # ensures that `pass_state == "present"` *and* `pass_state == "absent"` are idempotent.
   when: (pass_state == "present") or
-        (pass_state == "absent" and _pass_presence.rc == 0)
+        (pass_state == "absent" and _pass_presence.stat.exists | bool)
   block:
     - name: Install build dependencies
       ansible.builtin.package:
@@ -54,7 +48,7 @@
   # This conditional is similar to the one above. The only difference is that
   # when `pass_state == present`, this task will only run if the source files
   # have changed.
-  when: (pass_make_target == "uninstall" and _pass_presence.rc == 0) or
+  when: (pass_make_target == "uninstall" and _pass_presence.stat.exists | bool) or
         (pass_make_target == "install" and _pass_ua_tarball.changed | bool)
   community.general.make:
     chdir: "{{ pass_src_dir }}"

vars/main.yml

@@ -17,6 +17,7 @@ pass_clipboard_package: "{{ _pass_clipboard_package[pass_clipboard_helper] | def
 
 ##########
 # These Variables only apply when `pass_install_method=source`.
+pass_src_bin_path: "{{ pass_make_params['PREFIX'] | default('/usr') }}/bin/pass"
 
 _pass_make_target:
   present: install
@@ -28,11 +29,6 @@ _pass_xz_package:
   default: xz
 pass_xz_package: "{{ _pass_xz_package[ansible_os_family] | default(_pass_xz_package['default']) }}"
 
-_pass_which_package:
-  Debian: debianutils
-  default: which
-pass_which_package: "{{ _pass_which_package[ansible_os_family] | default(_pass_which_package['default']) }}"
-
 _pass_gpg_package:
   default: gpg
   Archlinux: gnupg