Add env subcommand to print path to config

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "fie"
-version = "0.4.0"
+version = "0.5.0"
 authors = ["Douman <[email protected]>"]
 repository = "https://github.com/DoumanAsh/fie"
 description = "Small and cute twitter app."

README.md

@@ -22,8 +22,6 @@ Use [example](fie.toml) as reference.
 ## Usage
 
 ```
-Douman <[email protected]>
-
 Small and cute twitter app.
 
 USAGE:
@@ -37,8 +35,9 @@ FLAGS:
     -V, --version    Prints version information
 
 SUBCOMMANDS:
+    env     Prints information about app environment.
     help    Prints this message or the help of the given subcommand(s)
-    post    Creates new tweet
+    post    Creates new tweet.
 ```
 
 ### post
@@ -63,4 +62,20 @@ ARGS:
     <message>    Message content
 ```
 
+### env
+
+Prints information about app's environment.
+
+```
+Prints information about app environment.
+
+USAGE:
+    fie.exe env [SUBCOMMAND]
 
+FLAGS:
+    -h, --help    Prints help information
+
+SUBCOMMANDS:
+    config    Prints path to config file.
+    help      Prints this message or the help of the given subcommand(s)
+```

src/cli.rs

@@ -30,8 +30,8 @@ const ABOUT: &'static str = "
 Small and cute twitter app.";
 
 #[inline(always)]
-fn new_command() -> App<'static, 'static> {
-    SubCommand::with_name("post").about("Creates new tweet")
+fn post_command() -> App<'static, 'static> {
+    SubCommand::with_name("post").about("Creates new tweet.")
                                  .arg(arg("message").required(true)
                                                     .help("Message content"))
                                  .arg(arg("tag").short("t")
@@ -45,19 +45,39 @@ fn new_command() -> App<'static, 'static> {
                                                   .help("Adds image to post. Normally up to 4."))
 }
 
+#[inline(always)]
+fn env_config_command() -> App<'static, 'static> {
+    SubCommand::with_name("config").about("Prints path to config file.")
+}
+
+#[inline(always)]
+fn env_command() -> App<'static, 'static> {
+    SubCommand::with_name("env").about("Prints information about app environment.")
+                                .setting(AppSettings::ArgRequiredElseHelp)
+                                .subcommand(env_config_command())
+}
+
 pub fn parser() -> App<'static, 'static> {
     App::new(NAME).about(ABOUT)
                   .author(AUTHOR)
                   .version(VERSION)
                   .setting(AppSettings::ArgRequiredElseHelp)
                   .setting(AppSettings::VersionlessSubcommands)
-                  .subcommand(new_command())
                   .arg(flag("gab").help("Use gab.ai. By default all social medias are used unless flag is specified."))
                   .arg(flag("twitter").help("Use Twitter. By default all social medias are used unless flag is specified."))
                   .arg(flag("minds").help("Use Minds.com. By default all social medias are used unless flag is specified."))
+                  .subcommand(post_command())
+                  .subcommand(env_command())
 
 }
 
+#[derive(Debug)]
+///Env subcommand variants
+pub enum EnvCommand {
+    ///Prints configuration file.
+    Config
+}
+
 #[derive(Debug)]
 ///Command representation with all its arguments.
 pub enum Commands {
@@ -66,9 +86,11 @@ pub enum Commands {
     ///# Parameters:
     ///
     ///* First - Text.
-    ///* Second - Tags.
-    ///* Third - Image to attach.
-    Post(String, Option<Vec<String>>)
+    ///* Second - Images to attach.
+    Post(String, Option<Vec<String>>),
+    ///Prints environment information.
+    Env(EnvCommand)
+
 }
 
 impl Commands {
@@ -87,6 +109,12 @@ impl Commands {
 
                 Commands::Post(message, image)
             },
+            "env" => {
+                match matches.subcommand() {
+                    ("config", _) => Commands::Env(EnvCommand::Config),
+                    _ => unimplemented!()
+                }
+            }
             _ => unimplemented!()
         }
     }

src/main.rs

@@ -55,7 +55,8 @@ fn init_api<'a>(mut tokio_core: &mut Core, http: &'a api::http::HttpClient, conf
 }
 
 fn run() -> Result<i32, String> {
-    let config = config::Config::from_file(&utils::get_config())?;
+    let config_path = utils::get_config();
+    let config = config::Config::from_file(&config_path)?;
     let args = cli::Args::new(config.platforms)?;
     let config = ApiConfigs {
         gab: config.gab,
@@ -141,6 +142,11 @@ fn run() -> Result<i32, String> {
             }
 
             tokio_core.run(futures::future::join_all(jobs)).unwrap();
+        },
+        cli::Commands::Env(env) => {
+            match env {
+                cli::EnvCommand::Config => println!("{}", config_path.display()),
+            }
         }
     };