feat(tasks): enable naked task completions and ::: separator

mise.usage.kdl

@@ -1,8 +1,9 @@
-min_usage_version "1.3"
+min_usage_version "2.11"
 name mise
 bin mise
 about "The front-end to your dev env"
 long_about "mise manages dev tools, env vars, and runs tasks. https://github.com/jdx/mise"
+default_subcommand run
 usage "Usage: mise [OPTIONS] [TASK] [COMMAND]"
 flag "-c --continue-on-error" help="Continue running tasks even if one fails" hide=#true
 flag "-C --cd" help="Change directory before running command" global=#true {
@@ -676,7 +677,7 @@ cmd reshim help="Creates new shims based on bin paths from currently installed t
     arg "[PLUGIN]" required=#false hide=#true
     arg "[VERSION]" required=#false hide=#true
 }
-cmd run help="Run task(s)" {
+cmd run restart_token=::: help="Run task(s)" {
     alias r
     long_help "Run task(s)\n\nThis command will run a task, or multiple tasks in parallel.\nTasks may have dependencies on other tasks or on source files.\nIf source is configured on a task, it will only run if the source\nfiles have changed.\n\nTasks can be defined in mise.toml or as standalone scripts.\nIn mise.toml, tasks take this form:\n\n    [tasks.build]\n    run = \"npm run build\"\n    sources = [\"src/**/*.ts\"]\n    outputs = [\"dist/**/*.js\"]\n\nAlternatively, tasks can be defined as standalone scripts.\nThese must be located in `mise-tasks`, `.mise-tasks`, `.mise/tasks`, `mise/tasks` or\n`.config/mise/tasks`.\nThe name of the script will be the name of the tasks.\n\n    $ cat .mise/tasks/build<<EOF\n    #!/usr/bin/env bash\n    npm run build\n    EOF\n    $ mise run build"
     after_long_help "Examples:\n\n    # Runs the \"lint\" tasks. This needs to either be defined in mise.toml\n    # or as a standalone script. See the project README for more information.\n    $ mise run lint\n\n    # Forces the \"build\" tasks to run even if its sources are up-to-date.\n    $ mise run build --force\n\n    # Run \"test\" with stdin/stdout/stderr all connected to the current terminal.\n    # This forces `--jobs=1` to prevent interleaving of output.\n    $ mise run test --raw\n\n    # Runs the \"lint\", \"test\", and \"check\" tasks in parallel.\n    $ mise run lint ::: test ::: check\n\n    # Execute multiple tasks each with their own arguments.\n    $ mise run cmd1 arg1 arg2 ::: cmd2 arg1 arg2\n"
@@ -983,7 +984,7 @@ cmd tasks help="Manage tasks" {
         }
         flag --usage hide=#true global=#true
     }
-    cmd run help="Run task(s)" {
+    cmd run restart_token=::: help="Run task(s)" {
         alias r
         long_help "Run task(s)\n\nThis command will run a task, or multiple tasks in parallel.\nTasks may have dependencies on other tasks or on source files.\nIf source is configured on a task, it will only run if the source\nfiles have changed.\n\nTasks can be defined in mise.toml or as standalone scripts.\nIn mise.toml, tasks take this form:\n\n    [tasks.build]\n    run = \"npm run build\"\n    sources = [\"src/**/*.ts\"]\n    outputs = [\"dist/**/*.js\"]\n\nAlternatively, tasks can be defined as standalone scripts.\nThese must be located in `mise-tasks`, `.mise-tasks`, `.mise/tasks`, `mise/tasks` or\n`.config/mise/tasks`.\nThe name of the script will be the name of the tasks.\n\n    $ cat .mise/tasks/build<<EOF\n    #!/usr/bin/env bash\n    npm run build\n    EOF\n    $ mise run build"
         after_long_help "Examples:\n\n    # Runs the \"lint\" tasks. This needs to either be defined in mise.toml\n    # or as a standalone script. See the project README for more information.\n    $ mise run lint\n\n    # Forces the \"build\" tasks to run even if its sources are up-to-date.\n    $ mise run build --force\n\n    # Run \"test\" with stdin/stdout/stderr all connected to the current terminal.\n    # This forces `--jobs=1` to prevent interleaving of output.\n    $ mise run test --raw\n\n    # Runs the \"lint\", \"test\", and \"check\" tasks in parallel.\n    $ mise run lint ::: test ::: check\n\n    # Execute multiple tasks each with their own arguments.\n    $ mise run cmd1 arg1 arg2 ::: cmd2 arg1 arg2\n"

src/cli/usage.rs

@@ -14,19 +14,26 @@ impl Usage {
     pub fn run(self) -> Result<()> {
         let cli = Cli::command().version(Resettable::Reset);
         let mut spec: usage::Spec = cli.into();
+
+        // Enable "naked" task completions: `mise foo` completes like `mise run foo`
+        spec.default_subcommand = Some("run".to_string());
+
         let run = spec.cmd.subcommands.get_mut("run").unwrap();
         run.args = vec![];
         run.mounts.push(usage::SpecMount {
             run: "mise tasks --usage".to_string(),
         });
+        // Enable completions after ::: separator for multi-task invocations
+        run.restart_token = Some(":::".to_string());
 
         let tasks = spec.cmd.subcommands.get_mut("tasks").unwrap();
         let tasks_run = tasks.subcommands.get_mut("run").unwrap();
         tasks_run.mounts.push(usage::SpecMount {
             run: "mise tasks --usage".to_string(),
         });
+        tasks_run.restart_token = Some(":::".to_string());
 
-        let min_version = r#"min_usage_version "1.3""#;
+        let min_version = r#"min_usage_version "2.11""#;
         let extra = include_str!("../assets/mise-extra.usage.kdl").trim();
         println!("{min_version}\n{}\n{extra}", spec.to_string().trim());
         Ok(())

src/task/task_script_parser.rs

@@ -339,6 +339,8 @@ impl TaskScriptParser {
                     long,
                     default,
                     var,
+                    var_min: None,
+                    var_max: None,
                     hide,
                     global,
                     count,
@@ -461,6 +463,8 @@ impl TaskScriptParser {
                     long,
                     default,
                     var,
+                    var_min: None,
+                    var_max: None,
                     hide,
                     global,
                     count,