Added a list command

This commit is contained in:
Ian Wijma 2024-04-05 21:21:06 +11:00
parent 4794bcb2ad
commit e832ccc55f
4 changed files with 413 additions and 375 deletions

View File

@ -1,4 +1,7 @@
use std::path::PathBuf;
use clap::Args; use clap::Args;
use crate::utils::config;
use crate::utils::config::{Config, ConfigFile};
#[derive(Args, Debug)] #[derive(Args, Debug)]
pub struct Arguments { pub struct Arguments {
@ -9,7 +12,39 @@ pub struct Arguments {
pub fn execute (arguments: &Arguments) -> Result<(), String> { pub fn execute (arguments: &Arguments) -> Result<(), String> {
let Arguments { entry } = arguments; let Arguments { entry } = arguments;
eprintln!("entry = {:?}", entry); // Resolve the entry path
let entry_config_path: PathBuf = config::resolve_config_path(entry)?;
// Discover all config paths
let config_paths: Vec<PathBuf> = config::discover_config_paths(&entry_config_path)?;
// Parse config file content
let config_files: Vec<ConfigFile> = config::read_config_files(config_paths)?;
// Parse config files
let configs: Vec<Config> = config::parse_config_files(config_files)?;
// get all available tasks
let tasks: Vec<String> = get_config_tasks(&configs)?;
println!("The following tasks are available:");
for task in tasks {
println!(" - {}", task)
}
Ok(()) Ok(())
}
fn get_config_tasks(configs: &Vec<Config>) -> Result<Vec<String>, String> {
let mut tasks: Vec<String> = vec![];
for config in configs {
for task in config.tasks.keys() {
if !tasks.contains(&task) {
tasks.push(task.clone());
}
}
}
Ok(tasks)
} }

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@ -1,15 +1,12 @@
use std::collections::HashMap;
use std::fmt::Debug; use std::fmt::Debug;
use std::fs::{canonicalize, read_to_string}; use std::path::PathBuf;
use std::path::{Path, PathBuf};
use std::process::Command; use std::process::Command;
use std::thread; use std::thread;
use std::thread::JoinHandle; use std::thread::JoinHandle;
use std::time::Instant; use std::time::Instant;
use clap::Args; use clap::Args;
use glob::glob; use crate::utils::config;
use globset::{Glob, GlobSetBuilder}; use crate::utils::config::{Config, ConfigFile, ConfigStructure, OrderedTask, OrderedTasks, Task, TaskExit};
use serde::Deserialize;
#[derive(Args, Debug)] #[derive(Args, Debug)]
pub struct Arguments { pub struct Arguments {
@ -26,23 +23,23 @@ pub fn execute (arguments: &Arguments) -> Result<(), String> {
let start_time = Instant::now(); let start_time = Instant::now();
// Resolve the entry path // Resolve the entry path
let entry_config_path: PathBuf = resolve_config_path(entry)?; let entry_config_path: PathBuf = config::resolve_config_path(entry)?;
// Discover all config paths // Discover all config paths
let config_paths: Vec<PathBuf> = discover_config_paths(&entry_config_path)?; let config_paths: Vec<PathBuf> = config::discover_config_paths(&entry_config_path)?;
// Parse config file content // Parse config file content
let config_files: Vec<ConfigFile> = read_config_files(config_paths)?; let config_files: Vec<ConfigFile> = config::read_config_files(config_paths)?;
// Parse config files // Parse config files
let configs: Vec<Config> = parse_config_files(config_files)?; let configs: Vec<Config> = config::parse_config_files(config_files)?;
// Resolve dependencies based on the directory structure // Resolve dependencies based on the directory structure
// (In the future this will be configurable based on a dependency config field) // (In the future this will be configurable based on a dependency config field)
let config_structure: ConfigStructure = resolve_config_structure(&entry_config_path, configs)?; let config_structure: ConfigStructure = config::resolve_config_structure(&entry_config_path, configs)?;
// Gather the tasks from the config // Gather the tasks from the config
let ordered_tasks: OrderedTasks = resolve_task_order(config_structure, task_name)?; let ordered_tasks: OrderedTasks = config::resolve_task_order(config_structure, task_name)?;
// Run the commands, one by one // Run the commands, one by one
// > In the future this is configurable on the rask level and maybe on the config file level // > In the future this is configurable on the rask level and maybe on the config file level
@ -133,365 +130,3 @@ fn find_highest_order(ordered_tasks: &OrderedTasks) -> Result<u64, String> {
Ok(highest_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)]
struct ConfigStructure {
config: Config,
children: Vec<ConfigStructure>
}
fn resolve_config_structure(entry_config_path: &PathBuf, configs: Vec<Config>) -> Result<ConfigStructure, String> {
let mut path_map: HashMap<PathBuf, Config> = HashMap::new();
for config in configs {
path_map.insert(config.clone().file_path, config);
}
let config_structure: ConfigStructure = construct_config_structure(entry_config_path, &path_map)?;
Ok(config_structure)
}
fn construct_config_structure(config_path: &PathBuf, config_path_map: &HashMap<PathBuf, Config>) -> Result<ConfigStructure, String> {
let config = config_path_map.get(config_path).ok_or("Unknown config path")?;
let paths: Vec<PathBuf> = config_path_map.keys().cloned().collect();
let Config { directories, .. } = config;
let config_directory: &Path = config_path.parent().unwrap();
let mut child_paths: Vec<PathBuf> = vec![];
for directory in directories {
let path_pattern: PathBuf = get_config_glob_pattern(config_directory, &directory);
// TODO: Maybe abstract?
let pattern = match Glob::new(path_pattern.to_str().unwrap()) {
Ok(pattern) => pattern,
Err(err) => return Err(format!("Failed to create glob pattern: {:?}", err)),
};
let mut builder = GlobSetBuilder::new();
builder.add(pattern);
let glob_set = builder.build().unwrap();
for path in &paths {
if glob_set.is_match(path) {
child_paths.push(path.to_path_buf());
}
}
}
let config_structure = ConfigStructure {
config: config.clone(),
children: child_paths
.iter()
.map(|path| construct_config_structure(path, config_path_map).unwrap())
.collect()
};
Ok(config_structure)
}
#[derive(Debug, Clone)]
enum TaskType {
SHELL
}
#[derive(Debug, Clone)]
#[allow(dead_code)]
struct ConfigTask {
task_type: TaskType,
content: String
}
type ConfigTasks = HashMap<String, ConfigTask>;
type ConfigDirectories = Vec<String>;
#[derive(Debug, Clone, Default, Deserialize)]
enum TaskEngine {
#[serde(rename = "composer")]
COMPOSER,
#[serde(rename = "npm")]
NPM,
#[serde(rename = "yarn")]
YARN,
#[serde(rename = "pnpm")]
PNPM,
#[serde(rename = "none")]
#[default]
NONE
}
#[derive(Debug, Clone)]
#[allow(dead_code)]
struct Config {
name: String,
task_engine: TaskEngine,
tasks: HashMap<String, ConfigTask>,
file_path: PathBuf,
dir_path: PathBuf,
directories: ConfigDirectories,
}
fn parse_config_files(config_files: Vec<ConfigFile>) -> Result<Vec<Config>, String> {
let mut configs: Vec<Config> = vec![];
for config_file in config_files {
let config = parse_config_file(config_file)?;
configs.push(config);
}
Ok(configs)
}
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 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, "pnpm")?,
TaskEngine::NONE => parse_config_tasks(config_file_tasks)?,
};
let config: Config = Config { name, tasks, file_path, dir_path, directories, task_engine };
Ok(config)
}
#[derive(Debug, Clone, Deserialize, Default)]
struct PackageJsonFile {
#[serde(default)]
scripts: HashMap<String, 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)?;
let package_json: PackageJsonFile = serde_json::from_str(&content).expect(format!("Failed to package.json from \"{:?}\"", dir_path).as_str());
let mut config_tasks: ConfigTasks = HashMap::new();
for key in package_json.scripts.keys() {
config_tasks.insert(key.clone(), ConfigTask {
task_type: TaskType::SHELL,
content: format!("{:?} run {:?}", prefix, key)
});
}
Ok(config_tasks)
}
#[derive(Debug, Clone, Deserialize)]
#[serde(untagged)]
enum ComposerJsonScriptValue {
Single(String),
Multiple(Vec<String>),
}
#[derive(Debug, Clone, Deserialize, Default)]
struct ComposerJsonFile {
#[serde(default)]
scripts: HashMap<String, ComposerJsonScriptValue>,
}
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)?;
let package_json: ComposerJsonFile = serde_json::from_str(&content).expect(format!("Failed to composer.json from \"{:?}\"", dir_path).as_str());
let mut config_tasks: ConfigTasks = HashMap::new();
for key in package_json.scripts.keys() {
config_tasks.insert(key.clone(), ConfigTask {
task_type: TaskType::SHELL,
content: format!("composer run {:?}", key)
});
}
Ok(config_tasks)
}
fn parse_config_tasks(tasks: ConfigFileTasks) -> Result<ConfigTasks, String> {
let mut config_tasks: ConfigTasks = HashMap::new();
for (key, value) in tasks {
let config_task: ConfigTask = ConfigTask {
task_type: TaskType::SHELL,
content: value
};
config_tasks.insert(key, config_task);
}
Ok(config_tasks)
}
fn read_config_files(paths: Vec<PathBuf>) -> Result<Vec<ConfigFile>, String> {
let mut configs_files: Vec<ConfigFile> = vec![];
for path in paths {
let config_file = read_config_file(path)?;
configs_files.push(config_file);
}
Ok(configs_files)
}
fn discover_config_paths(path: &PathBuf) -> Result<Vec<PathBuf>, String> {
let mut found_config_paths: Vec<PathBuf> = vec![path.clone()];
// Read config
let mut path_stack: Vec<PathBuf> = vec![path.clone()];
while !path_stack.is_empty() {
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")?;
for directory in directories {
let pattern = get_config_glob_pattern(config_directory, &directory);
// Find config files based on the pattern in the directories value
let pattern_string: &str = pattern.to_str().unwrap();
for pattern_results in glob(pattern_string).map_err(|e| format!("Failed to read glob pattern: {}", e))? {
if let Ok(found_config_path) = pattern_results {
// Only add if the path was not already processed, preventing loops.
if !found_config_paths.contains(&found_config_path) {
found_config_paths.push(found_config_path.clone());
path_stack.push(found_config_path.clone());
}
}
}
}
}
Ok(found_config_paths)
}
fn get_config_glob_pattern(root_path: &Path, glob_pattern: &String) -> PathBuf {
let mut pattern: PathBuf = root_path.to_path_buf();
pattern.push(glob_pattern);
if !pattern.ends_with(".yaml") {
pattern.push("rask.yaml");
}
pattern
}
fn read_file_content (path: PathBuf) -> Result<String, String> {
match read_to_string(path) {
Ok(content) => Ok(content),
Err(err) => Err(format!("Failed to read file: {}", err)),
}
}
type ConfigFileTasks = HashMap<String, String>;
#[derive(Debug, Deserialize, Default)]
struct ConfigFile {
name: String,
#[serde(default)]
task_engine: TaskEngine,
#[serde(default)]
directories: ConfigDirectories,
#[serde(default)]
tasks: ConfigFileTasks,
// The following fields are not part of the yaml file.
#[serde(default)]
__file_path: PathBuf,
#[serde(default)]
__dir_path: PathBuf,
}
fn read_config_file(path: PathBuf) -> Result<ConfigFile, String> {
let content = read_file_content(path.clone())?;
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();
Ok(config_file)
}
fn resolve_config_path<P: AsRef<Path> + Debug + Clone + Copy>(path: P) -> Result<PathBuf, String> {
let full_path = match canonicalize(path) {
Ok(full_path) => full_path,
Err(_) => return Err(format!("Target does not exists: {:?}", path.clone()))
};
if full_path.is_dir() {
let config_file = find_config_file(full_path)?;
return Ok(config_file)
}
Ok(full_path)
}
const CONFIG_FILENAMES: [&str; 1] = ["rask.yaml"];
fn find_config_file(directory_path: PathBuf) -> Result<PathBuf, String> {
if !directory_path.is_dir() {
return Err(format!("\"{:?}\" is not a directory", directory_path))
}
for filename in CONFIG_FILENAMES {
let mut possible_config_file = directory_path.clone();
possible_config_file.push(filename);
match possible_config_file.exists() {
true => return Ok(possible_config_file),
false => {}
}
}
Err(format!("Unable to find a config file (\"{:?}\") in {:?}", CONFIG_FILENAMES, directory_path))
}

367
src/utils/config.rs Normal file
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@ -0,0 +1,367 @@
use std::path::{Path, PathBuf};
use std::fmt::Debug;
use std::fs::{canonicalize, read_to_string};
use std::collections::HashMap;
use globset::{Glob, GlobSetBuilder};
use serde::Deserialize;
#[derive(Debug, Clone)]
pub enum TaskExit {
SUCCESS,
FAILURE
}
#[derive(Debug, Clone)]
pub struct Task {
pub command: String,
pub directory: PathBuf,
}
#[derive(Debug, Clone)]
pub struct OrderedTask {
pub task: Task,
pub order: u64
}
pub type OrderedTasks = Vec<OrderedTask>;
pub 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)]
pub struct ConfigStructure {
pub config: Config,
pub children: Vec<ConfigStructure>
}
pub fn resolve_config_structure(entry_config_path: &PathBuf, configs: Vec<Config>) -> Result<ConfigStructure, String> {
let mut path_map: HashMap<PathBuf, Config> = HashMap::new();
for config in configs {
path_map.insert(config.clone().file_path, config);
}
let config_structure: ConfigStructure = construct_config_structure(entry_config_path, &path_map)?;
Ok(config_structure)
}
fn construct_config_structure(config_path: &PathBuf, config_path_map: &HashMap<PathBuf, Config>) -> Result<ConfigStructure, String> {
let config = config_path_map.get(config_path).ok_or("Unknown config path")?;
let paths: Vec<PathBuf> = config_path_map.keys().cloned().collect();
let Config { directories, .. } = config;
let config_directory: &Path = config_path.parent().unwrap();
let mut child_paths: Vec<PathBuf> = vec![];
for directory in directories {
let path_pattern: PathBuf = get_config_glob_pattern(config_directory, &directory);
let pattern = match Glob::new(path_pattern.to_str().unwrap()) {
Ok(pattern) => pattern,
Err(err) => return Err(format!("Failed to create glob pattern: {:?}", err)),
};
let mut builder = GlobSetBuilder::new();
builder.add(pattern);
let glob_set = builder.build().unwrap();
for path in &paths {
if glob_set.is_match(path) {
child_paths.push(path.to_path_buf());
}
}
}
let config_structure = ConfigStructure {
config: config.clone(),
children: child_paths
.iter()
.map(|path| construct_config_structure(path, config_path_map).unwrap())
.collect()
};
Ok(config_structure)
}
#[derive(Debug, Clone)]
pub enum TaskType {
SHELL
}
#[derive(Debug, Clone)]
#[allow(dead_code)]
pub struct ConfigTask {
pub(crate) task_type: TaskType,
pub(crate) content: String
}
type ConfigTasks = HashMap<String, ConfigTask>;
type ConfigDirectories = Vec<String>;
#[derive(Debug, Clone, Default, Deserialize)]
pub enum TaskEngine {
#[serde(rename = "composer")]
COMPOSER,
#[serde(rename = "npm")]
NPM,
#[serde(rename = "yarn")]
YARN,
#[serde(rename = "pnpm")]
PNPM,
#[serde(rename = "none")]
#[default]
NONE
}
#[derive(Debug, Clone)]
#[allow(dead_code)]
pub struct Config {
pub(crate)name: String,
pub(crate)task_engine: TaskEngine,
pub(crate)tasks: HashMap<String, ConfigTask>,
pub(crate)file_path: PathBuf,
pub(crate)dir_path: PathBuf,
pub(crate)directories: ConfigDirectories,
}
pub fn parse_config_files(config_files: Vec<ConfigFile>) -> Result<Vec<Config>, String> {
let mut configs: Vec<Config> = vec![];
for config_file in config_files {
let config = parse_config_file(config_file)?;
configs.push(config);
}
Ok(configs)
}
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 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, "pnpm")?,
TaskEngine::NONE => parse_config_tasks(config_file_tasks)?,
};
let config: Config = Config { name, tasks, file_path, dir_path, directories, task_engine };
Ok(config)
}
#[derive(Debug, Clone, Deserialize, Default)]
struct PackageJsonFile {
#[serde(default)]
scripts: HashMap<String, 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)?;
let package_json: PackageJsonFile = serde_json::from_str(&content).expect(format!("Failed to package.json from \"{:?}\"", dir_path).as_str());
let mut config_tasks: ConfigTasks = HashMap::new();
for key in package_json.scripts.keys() {
config_tasks.insert(key.clone(), ConfigTask {
task_type: TaskType::SHELL,
content: format!("{:?} run {:?}", prefix, key)
});
}
Ok(config_tasks)
}
#[derive(Debug, Clone, Deserialize)]
#[serde(untagged)]
enum ComposerJsonScriptValue {
Single(String),
Multiple(Vec<String>),
}
#[derive(Debug, Clone, Deserialize, Default)]
struct ComposerJsonFile {
#[serde(default)]
scripts: HashMap<String, ComposerJsonScriptValue>,
}
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)?;
let package_json: ComposerJsonFile = serde_json::from_str(&content).expect(format!("Failed to composer.json from \"{:?}\"", dir_path).as_str());
let mut config_tasks: ConfigTasks = HashMap::new();
for key in package_json.scripts.keys() {
config_tasks.insert(key.clone(), ConfigTask {
task_type: TaskType::SHELL,
content: format!("composer run {:?}", key)
});
}
Ok(config_tasks)
}
fn parse_config_tasks(tasks: ConfigFileTasks) -> Result<ConfigTasks, String> {
let mut config_tasks: ConfigTasks = HashMap::new();
for (key, value) in tasks {
let config_task: ConfigTask = ConfigTask {
task_type: TaskType::SHELL,
content: value
};
config_tasks.insert(key, config_task);
}
Ok(config_tasks)
}
pub fn read_config_files(paths: Vec<PathBuf>) -> Result<Vec<ConfigFile>, String> {
let mut configs_files: Vec<ConfigFile> = vec![];
for path in paths {
let config_file = read_config_file(path)?;
configs_files.push(config_file);
}
Ok(configs_files)
}
pub fn discover_config_paths(path: &PathBuf) -> Result<Vec<PathBuf>, String> {
let mut found_config_paths: Vec<PathBuf> = vec![path.clone()];
// Read config
let mut path_stack: Vec<PathBuf> = vec![path.clone()];
while !path_stack.is_empty() {
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")?;
for directory in directories {
let pattern = get_config_glob_pattern(config_directory, &directory);
// Find config files based on the pattern in the directories value
let pattern_string: &str = pattern.to_str().unwrap();
for pattern_results in glob::glob(pattern_string).map_err(|e| format!("Failed to read glob pattern: {}", e))? {
if let Ok(found_config_path) = pattern_results {
// Only add if the path was not already processed, preventing loops.
if !found_config_paths.contains(&found_config_path) {
found_config_paths.push(found_config_path.clone());
path_stack.push(found_config_path.clone());
}
}
}
}
}
Ok(found_config_paths)
}
fn get_config_glob_pattern(root_path: &Path, glob_pattern: &String) -> PathBuf {
let mut pattern: PathBuf = root_path.to_path_buf();
pattern.push(glob_pattern);
if !pattern.ends_with(".yaml") {
pattern.push("rask.yaml");
}
pattern
}
fn read_file_content (path: PathBuf) -> Result<String, String> {
match read_to_string(path) {
Ok(content) => Ok(content),
Err(err) => Err(format!("Failed to read file: {}", err)),
}
}
type ConfigFileTasks = HashMap<String, String>;
#[derive(Debug, Deserialize, Default)]
pub struct ConfigFile {
pub(crate) name: String,
#[serde(default)]
pub(crate) task_engine: TaskEngine,
#[serde(default)]
pub(crate) directories: ConfigDirectories,
#[serde(default)]
pub(crate) tasks: ConfigFileTasks,
// The following fields are not part of the yaml file.
#[serde(default)]
__file_path: PathBuf,
#[serde(default)]
__dir_path: PathBuf,
}
fn read_config_file(path: PathBuf) -> Result<ConfigFile, String> {
let content = read_file_content(path.clone())?;
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();
Ok(config_file)
}
pub fn resolve_config_path<P: AsRef<Path> + Debug + Clone + Copy>(path: P) -> Result<PathBuf, String> {
let full_path = match canonicalize(path) {
Ok(full_path) => full_path,
Err(_) => return Err(format!("Target does not exists: {:?}", path.clone()))
};
if full_path.is_dir() {
let config_file = find_config_file(full_path)?;
return Ok(config_file)
}
Ok(full_path)
}
const CONFIG_FILENAMES: [&str; 1] = ["rask.yaml"];
fn find_config_file(directory_path: PathBuf) -> Result<PathBuf, String> {
if !directory_path.is_dir() {
return Err(format!("\"{:?}\" is not a directory", directory_path))
}
for filename in CONFIG_FILENAMES {
let mut possible_config_file = directory_path.clone();
possible_config_file.push(filename);
match possible_config_file.exists() {
true => return Ok(possible_config_file),
false => {}
}
}
Err(format!("Unable to find a config file (\"{:?}\") in {:?}", CONFIG_FILENAMES, directory_path))
}

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@ -0,0 +1 @@
pub mod config;