Made the code execute the commands.

src/commands/run.rs

@@ -2,6 +2,10 @@ use std::collections::HashMap;
 use std::fmt::Debug;
 use std::fs::{canonicalize, read_to_string};
 use std::path::{Path, PathBuf};
+use std::process::Command;
+use std::thread;
+use std::thread::JoinHandle;
+use std::time::Instant;
 use clap::Args;
 use glob::glob;
 use globset::{Glob, GlobSetBuilder};
@@ -18,6 +22,9 @@ pub struct Arguments {
 pub fn run (arguments: &Arguments) -> Result<(), String> {
     let Arguments { entry, task_name } = arguments;
 
+    // Start the timer
+    let start_time = Instant::now();
+
     // Resolve the entry path
     let entry_config_path: PathBuf = resolve_config_path(entry)?;
 
@@ -35,24 +42,143 @@ pub fn run (arguments: &Arguments) -> Result<(), String> {
     let config_structure: ConfigStructure = resolve_config_structure(&entry_config_path, configs)?;
 
     // Gather the tasks from the config
-    let task_structure: TaskStructure = resolve_task_structure(config_structure, task_name);
-    eprintln!("task_structure = {:?}", task_structure);
+    let ordered_tasks: OrderedTasks = resolve_task_order(config_structure, task_name)?;
 
     // Run the commands, one by one
     // > In the future this is configurable on the rask level and maybe on the config file level
     // > Initially it fails the whole command if one task fails, but will also be configurable in the future
-    // let task_exit: TaskExit = run_task_structure(task_structure);
+    let task_exit: TaskExit = run_task_structure(&ordered_tasks)?;
+
+    let task_amount = ordered_tasks.len();
+    let execution_time = start_time.elapsed().as_secs_f32();
+    let formatted_execution_time = (execution_time * 100.0).round() / 100.0;
+
+    match task_exit {
+        TaskExit::SUCCESS => println!("{}", format!("Successfully executed {} tasks within {} seconds", task_amount, formatted_execution_time)),
+        TaskExit::FAILURE => println!("{}", format!("Failed after executing {} tasks within {} seconds", task_amount, formatted_execution_time)),
+    }
 
     Ok(())
 }
 
-#[derive(Debug, Clone)]
-struct TaskStructure {
+fn run_task_structure(ordered_tasks: &OrderedTasks) -> Result<TaskExit, String> {
+    let highest_order = find_highest_order(&ordered_tasks)?;
 
+    for order in (0..=highest_order).rev() {
+        match run_task_order(&ordered_tasks, order) {
+            Ok(_) => {}
+            Err(err) => {
+                println!("{}", err);
+                return Ok(TaskExit::FAILURE);
+            }
+        }
+    }
+
+    Ok(TaskExit::SUCCESS)
 }
 
-fn resolve_task_structure(config_structure: ConfigStructure, task_name: &String) -> TaskStructure {
-    todo!()
+fn run_task_order(ordered_tasks: &OrderedTasks, order: u64) -> Result<(), String> {
+    let mut tasks: Vec<&Task> = vec![];
+    for ordered_task in ordered_tasks {
+        let OrderedTask { task, order: task_order } = ordered_task;
+        if *task_order == order {
+            tasks.push(task);
+        }
+    }
+
+    let mut task_threads: Vec<JoinHandle<bool>> = vec![];
+    for task in tasks {
+        let task_thread = execute_task(task)?;
+        task_threads.push(task_thread);
+    }
+
+    for task_thread in task_threads {
+        if let Ok(success) = task_thread.join() {
+            if !success {
+                return Err("Command execution failed.".to_string());
+            }
+        } else {
+            return Err("Thread panicked.".to_string());
+        }
+    }
+
+    Ok(())
+}
+
+fn execute_task(task: &Task) -> Result<JoinHandle<bool>, String> {
+    let task_thread = thread::spawn({
+        let task = task.clone();
+        move || {
+            let status = Command::new("sh")
+                .arg("-c")
+                .arg(&task.command)
+                .current_dir(&task.directory)
+                .status()
+                .expect("Failed to execute command");
+            status.success()
+        }
+    });
+
+    Ok(task_thread)
+}
+
+fn find_highest_order(ordered_tasks: &OrderedTasks) -> Result<u64, String> {
+    let mut highest_order: u64 = 0u64;
+
+    for ordered_task in ordered_tasks {
+        if ordered_task.order > highest_order {
+            highest_order = ordered_task.order;
+        }
+    }
+
+    Ok(highest_order)
+}
+
+#[derive(Debug, Clone)]
+enum TaskExit {
+    SUCCESS,
+    FAILURE
+}
+
+#[derive(Debug, Clone)]
+struct Task {
+    command: String,
+    directory: PathBuf,
+}
+
+#[derive(Debug, Clone)]
+struct OrderedTask {
+    task: Task,
+    order: u64
+}
+
+type OrderedTasks = Vec<OrderedTask>;
+
+fn resolve_task_order(config_structure: ConfigStructure, task_name: &String) -> Result<OrderedTasks, String> {
+    let mut ordered_tasks: OrderedTasks = vec![];
+
+    order_tasks(&mut ordered_tasks, config_structure, task_name, 0);
+
+    Ok(ordered_tasks)
+}
+
+fn order_tasks(ordered_tasks: &mut OrderedTasks, config_structure: ConfigStructure, task_name: &String, index: u64) {
+    let ConfigStructure { config, children } = config_structure;
+    let Config { tasks, dir_path, .. } = config;
+    match tasks.get(task_name) {
+        None => {}
+        Some(&ref config_task) => ordered_tasks.push(OrderedTask{
+            task: Task {
+                command: config_task.content.clone(),
+                directory: dir_path,
+            },
+            order: index
+        })
+    }
+
+    for child in children {
+        order_tasks(ordered_tasks, child, task_name, index+1);
+    }
 }
 
 #[derive(Debug, Clone)]
@@ -65,7 +191,7 @@ fn resolve_config_structure(entry_config_path: &PathBuf, configs: Vec<Config>) -
     let mut path_map: HashMap<PathBuf, Config> = HashMap::new();
 
     for config in configs {
-        path_map.insert(config.clone().path, config);
+        path_map.insert(config.clone().file_path, config);
     }
 
     let config_structure: ConfigStructure = construct_config_structure(entry_config_path, &path_map)?;
@@ -147,7 +273,8 @@ struct Config {
     name: String,
     task_engine: TaskEngine,
     tasks: HashMap<String, ConfigTask>,
-    path: PathBuf,
+    file_path: PathBuf,
+    dir_path: PathBuf,
     directories: ConfigDirectories,
 }
 
@@ -163,17 +290,17 @@ fn parse_config_files(config_files: Vec<ConfigFile>) -> Result<Vec<Config>, Stri
 }
 
 fn parse_config_file(config_file: ConfigFile) -> Result<Config, String> {
-    let ConfigFile { name, tasks: config_file_tasks, _file_path: file_path, _dir_path: dir_path, directories, task_engine } = config_file;
+    let ConfigFile { name, tasks: config_file_tasks, __file_path: file_path, __dir_path: dir_path, directories, task_engine } = config_file;
 
     let tasks: ConfigTasks = match task_engine {
-        TaskEngine::COMPOSER => parse_composer_tasks(dir_path)?,
-        TaskEngine::NPM => parse_node_tasks(dir_path, "npm")?,
-        TaskEngine::YARN => parse_node_tasks(dir_path, "yarn")?,
-        TaskEngine::PNPM => parse_node_tasks(dir_path, "pnmp")?,
+        TaskEngine::COMPOSER => parse_composer_tasks(&dir_path)?,
+        TaskEngine::NPM => parse_node_tasks(&dir_path, "npm")?,
+        TaskEngine::YARN => parse_node_tasks(&dir_path, "yarn")?,
+        TaskEngine::PNPM => parse_node_tasks(&dir_path, "pnpm")?,
         TaskEngine::NONE => parse_config_tasks(config_file_tasks)?,
     };
 
-    let config: Config = Config { name, tasks, path: file_path, directories, task_engine };
+    let config: Config = Config { name, tasks, file_path, dir_path, directories, task_engine };
 
     Ok(config)
 }
@@ -184,7 +311,7 @@ struct PackageJsonFile {
     scripts: HashMap<String, String>,
 }
 
-fn parse_node_tasks(dir_path: PathBuf, prefix: &str) -> Result<ConfigTasks, String> {
+fn parse_node_tasks(dir_path: &PathBuf, prefix: &str) -> Result<ConfigTasks, String> {
     let mut file_path = dir_path.clone();
     file_path.push("package.json");
     let content = read_file_content(file_path)?;
@@ -215,7 +342,7 @@ struct ComposerJsonFile {
     scripts: HashMap<String, ComposerJsonScriptValue>,
 }
 
-fn parse_composer_tasks(dir_path: PathBuf) -> Result<ConfigTasks, String> {
+fn parse_composer_tasks(dir_path: &PathBuf) -> Result<ConfigTasks, String> {
     let mut file_path = dir_path.clone();
     file_path.push("composer.json");
     let content = read_file_content(file_path)?;
@@ -265,7 +392,7 @@ fn discover_config_paths(path: &PathBuf) -> Result<Vec<PathBuf>, String> {
     // Read config
     let mut path_stack: Vec<PathBuf> = vec![path.clone()];
     while !path_stack.is_empty() {
-        let ConfigFile { directories, _file_path, .. } = read_config_file(path_stack.pop().unwrap())?;
+        let ConfigFile { directories, __file_path: _file_path, .. } = read_config_file(path_stack.pop().unwrap())?;
 
         // Extract directories
         let config_directory = _file_path.parent().ok_or("Failed to get parent directory")?;
@@ -318,10 +445,11 @@ struct ConfigFile {
     directories: ConfigDirectories,
     #[serde(default)]
     tasks: ConfigFileTasks,
+    // The following fields are not part of the yaml file.
     #[serde(default)]
-    _file_path: PathBuf,
+    __file_path: PathBuf,
     #[serde(default)]
-    _dir_path: PathBuf,
+    __dir_path: PathBuf,
 }
 
 fn read_config_file(path: PathBuf) -> Result<ConfigFile, String> {
@@ -329,8 +457,8 @@ fn read_config_file(path: PathBuf) -> Result<ConfigFile, String> {
 
     let mut config_file: ConfigFile = serde_yaml::from_str(&content).expect(format!("Failed to parse YAML from \"{:?}\"", path).as_str());
 
-    config_file._file_path = path.clone();
-    config_file._dir_path = path.parent().unwrap().to_path_buf();
+    config_file.__file_path = path.clone();
+    config_file.__dir_path = path.parent().unwrap().to_path_buf();
 
     Ok(config_file)
 }