feat: Allow to specify custom version during build

crates/pixi_consts/src/consts.rs

@@ -12,7 +12,10 @@ pub const PYPROJECT_MANIFEST: &str = "pyproject.toml";
 pub const PROJECT_LOCK_FILE: &str = "pixi.lock";
 pub const CONFIG_FILE: &str = "config.toml";
 pub const PIXI_DIR: &str = ".pixi";
-pub const PIXI_VERSION: &str = "0.34.0";
+pub const PIXI_VERSION: &str = match option_env!("PIXI_VERSION") {
+    Some(v) => v,
+    None => "0.34.0",
+};
 pub const PREFIX_FILE_NAME: &str = "pixi_env_prefix";
 pub const ENVIRONMENTS_DIR: &str = "envs";
 pub const SOLVE_GROUP_ENVIRONMENTS_DIR: &str = "solve-group-envs";

docs/packaging.md

@@ -42,6 +42,14 @@ the user to the package manager they should be using to update pixi.
 PIXI_SELF_UPDATE_DISABLED_MESSAGE="`self-update` has been disabled for this build. Run `brew upgrade pixi` instead" cargo build --locked --profile dist
 ```
 
+#### Custom version
+
+You can specify a custom version string to be used in the `--version` output by setting the `PIXI_VERSION` environment variable during the build.
+
+```shell
+PIXI_VERSION="HEAD-123456" cargo build --locked --profile dist
+```
+
 ## Shell completion
 
 After building pixi you can generate shell autocompletion scripts by running

src/cli/mod.rs

@@ -4,6 +4,7 @@ use clap::Parser;
 use clap_verbosity_flag::Verbosity;
 use indicatif::ProgressDrawTarget;
 use miette::IntoDiagnostic;
+use pixi_consts::consts;
 use tracing_subscriber::{
     filter::LevelFilter, prelude::__tracing_subscriber_SubscriberExt, util::SubscriberInitExt,
     EnvFilter,
@@ -39,9 +40,9 @@ pub mod upload;
 
 #[derive(Parser, Debug)]
 #[command(
-    version,
-    about = "
-Pixi [version 0.34.0] - Developer Workflow and Environment Management for Multi-Platform, Language-Agnostic Projects.
+    version(consts::PIXI_VERSION),
+    about = format!("
+Pixi [version {}] - Developer Workflow and Environment Management for Multi-Platform, Language-Agnostic Projects.
 
 Pixi is a versatile developer workflow tool designed to streamline the management of your project's dependencies, tasks, and environments.
 Built on top of the Conda ecosystem, Pixi offers seamless integration with the PyPI ecosystem.
@@ -62,7 +63,7 @@ Need Help?
 Ask a question on the Prefix Discord server: https://discord.gg/kKV8ZxyzY4
 
 For more information, see the documentation at: https://pixi.sh
-"
+", consts::PIXI_VERSION)
 )]
 #[clap(arg_required_else_help = true)]
 struct Args {

tbump.toml

@@ -63,16 +63,12 @@ src = "install/install.sh"
 search = "Version: v{current_version}"
 src = "install/install.ps1"
 
-[[file]]
-search = "version {current_version}"
-src = "src/cli/mod.rs"
-
 [[file]]
 search = "PIXI_VERSION = \"{current_version}\""
 src = "tests/integration/common.py"
 
 [[file]]
-search = "pub const PIXI_VERSION: &str = \"{current_version}\";"
+search = "None => \"{current_version}\","
 src = "crates/pixi_consts/src/consts.rs"
 
 [[field]]