Complete command

leo/cli.rs

@@ -1,4 +1,4 @@
-use crate::commands::cli_types::*;
+use crate::cli_types::*;
 use crate::errors::CLIError;
 
 use clap::{App, AppSettings, Arg, ArgMatches, SubCommand};
@@ -64,5 +64,5 @@ pub trait CLI {
     fn parse(arguments: &ArgMatches) -> Result<Self::Options, CLIError>;
 
     #[cfg_attr(tarpaulin, skip)]
-    fn output(&mut self, options: Self::Options) -> Result<(), CLIError>;
+    fn output(options: Self::Options) -> Result<(), CLIError>;
 }

leo/commands/init.rs

@@ -0,0 +1,63 @@
+use crate::{cli::*, cli_types::*};
+use crate::directories::SourceDirectory;
+use crate::errors::{CLIError, InitError};
+use crate::manifest::Manifest;
+
+use clap::ArgMatches;
+use std::env::current_dir;
+
+#[derive(Debug)]
+pub struct InitCommand;
+
+impl CLI for InitCommand {
+    type Options = Option<String>;
+
+    const NAME: NameType = "init";
+    const ABOUT: AboutType = "Creates a new Leo package (include -h for more options)";
+    const FLAGS: &'static [FlagType] = &[];
+    const OPTIONS: &'static [OptionType] = &[];
+    const SUBCOMMANDS: &'static [SubCommandType] = &[];
+
+    #[cfg_attr(tarpaulin, skip)]
+    fn parse(_arguments: &ArgMatches) -> Result<Self::Options, CLIError> {
+        Ok(None)
+    }
+
+    #[cfg_attr(tarpaulin, skip)]
+    fn output(options: Self::Options) -> Result<(), CLIError> {
+        let name = options;
+        let path = current_dir()?;
+
+        // Derive the package name
+        let package_name = match name {
+            Some(name) => name,
+            None => path
+                .file_stem()
+                .ok_or_else(|| InitError::ProjectNameInvalid(path.as_os_str().to_owned()))?
+                .to_string_lossy()
+                .to_string(),
+        };
+
+        // Verify the directory exists
+        if !path.exists() {
+            return Err(InitError::DirectoryDoesNotExist(path.as_os_str().to_owned()).into());
+        }
+
+        // Verify a manifest file does not already exist
+        if Manifest::exists_at(&path) {
+            return Err(InitError::PackageAlreadyExists(path.as_os_str().to_owned()).into());
+        }
+        Manifest::new(&package_name).write_to(&path)?;
+
+        // Create the source directory
+        SourceDirectory::create(&path)?;
+
+        // if !MainFile::exists_at(&path) {
+        //     MainFile::new(&package_name)
+        //         .write_to(&path)
+        //         .map_err(Error::MainFile)?;
+        // }
+
+        Ok(())
+    }
+}

leo/commands/init/init.rs

@@ -1,66 +0,0 @@
-use crate::commands::{cli::*, cli_types::*};
-use crate::errors::{CLIError, ManifestError, NewError};
-use crate::manifest::Manifest;
-
-use clap::{ArgMatches, Values};
-use colored::*;
-use rand::{rngs::StdRng, Rng};
-use rand_core::SeedableRng;
-use serde::{Deserialize, Serialize};
-use serde_json::from_str;
-use std::{fmt, fmt::Display, fs, str::FromStr};
-use std::path::PathBuf;
-use structopt::StructOpt;
-
-#[derive(Debug, StructOpt)]
-pub struct InitCommand {
-    #[structopt(parse(from_os_str))]
-    path: PathBuf,
-}
-
-impl CLI for InitCommand {
-    type Options = ();
-
-    const NAME: NameType = "init";
-    const ABOUT: AboutType = "Creates a new Leo package (include -h for more options)";
-    const FLAGS: &'static [FlagType] = &[];
-    const OPTIONS: &'static [OptionType] = &[];
-    const SUBCOMMANDS: &'static [SubCommandType] = &[];
-
-    #[cfg_attr(tarpaulin, skip)]
-    fn parse(arguments: &ArgMatches) -> Result<Self::Options, CLIError> {
-        let mut options = ();
-        // options.parse(arguments, &["count", "format", "json", "network"]);
-        //
-        // match arguments.subcommand() {
-        //     ("hd", Some(arguments)) => {
-        //         options.subcommand = Some("hd".into());
-        //         options.parse(arguments, &["count", "json", "network"]);
-        //         options.parse(arguments, &["derivation", "language", "password", "word count"]);
-        //     }
-        //     _ => {}
-        // };
-
-        Ok(options)
-    }
-
-    #[cfg_attr(tarpaulin, skip)]
-    fn output(&mut self, options: Self::Options) -> Result<(), CLIError> {
-        let package_name = self.path
-            .file_stem()
-            .ok_or_else(|| NewError::ProjectNameInvalid(self.path.as_os_str().to_owned()))?
-            .to_string_lossy()
-            .to_string();
-
-        if self.path.exists() {
-            return Err(NewError::DirectoryAlreadyExists(self.path.as_os_str().to_owned()).into());
-        }
-        fs::create_dir_all(&self.path).map_err(|error| {
-            NewError::CreatingRootDirectory(self.path.as_os_str().to_owned(), error)
-        })?;
-
-        Manifest::new(&package_name).write_to(&self.path).map_err(NewError::ManifestError)?;
-
-        Ok(())
-    }
-}

leo/commands/init/mod.rs

@@ -1,2 +0,0 @@
-pub mod init;
-pub use self::init::*;

leo/commands/mod.rs

@@ -1,6 +1,2 @@
-#[cfg_attr(tarpaulin, skip)]
-pub mod cli;
-pub mod cli_types;
-
 pub mod init;
 pub use self::init::*;

leo/directories/mod.rs

@@ -0,0 +1,2 @@
+pub mod source;
+pub use self::source::*;

leo/directories/source.rs

@@ -0,0 +1,61 @@
+use crate::errors::SourceDirectoryError;
+
+use std::fs;
+use std::path::PathBuf;
+
+pub(self) static DIRECTORY_NAME_DEFAULT: &str = "src/";
+
+static SOURCE_FILE_EXTENSION_DEFAULT: &str = "leo";
+
+pub struct SourceDirectory;
+
+impl SourceDirectory {
+    /// Creates a directory at the provided path with the default directory name.
+    pub fn create(path: &PathBuf) -> Result<(), SourceDirectoryError> {
+        let mut path = path.to_owned();
+        if path.is_dir() && !path.ends_with(DIRECTORY_NAME_DEFAULT) {
+            path.push(PathBuf::from(DIRECTORY_NAME_DEFAULT));
+        }
+
+        fs::create_dir_all(&path).map_err(SourceDirectoryError::Creating)
+    }
+
+    /// Returns a list of files in the source directory.
+    pub fn files(path: &PathBuf) -> Result<Vec<PathBuf>, SourceDirectoryError> {
+        let mut path = path.to_owned();
+        path.push(PathBuf::from(DIRECTORY_NAME_DEFAULT));
+        let directory = fs::read_dir(&path).map_err(SourceDirectoryError::Reading)?;
+
+        let mut file_paths = Vec::new();
+        for file_entry in directory.into_iter() {
+            let file_entry = file_entry.map_err(SourceDirectoryError::GettingFileEntry)?;
+            let file_path = file_entry.path();
+
+            // Verify that the entry is structured as a valid file
+            let file_type = file_entry
+                .file_type()
+                .map_err(|error| SourceDirectoryError::GettingFileType(file_path.as_os_str().to_owned(), error))?;
+            if !file_type.is_file() {
+                return Err(SourceDirectoryError::InvalidFileType(
+                    file_path.as_os_str().to_owned(),
+                    file_type,
+                ));
+            }
+
+            // Verify that the file has the default file extension
+            let file_extension = file_path
+                .extension()
+                .ok_or_else(|| SourceDirectoryError::GettingFileExtension(file_path.as_os_str().to_owned()))?;
+            if file_extension != SOURCE_FILE_EXTENSION_DEFAULT {
+                return Err(SourceDirectoryError::InvalidFileExtension(
+                    file_path.as_os_str().to_owned(),
+                    file_extension.to_owned(),
+                ));
+            }
+
+            file_paths.push(file_path);
+        }
+
+        Ok(file_paths)
+    }
+}

leo/errors/cli.rs

@@ -1,4 +1,4 @@
-use crate::errors::{ManifestError, NewError};
+use crate::errors::{ManifestError, InitError, SourceDirectoryError};
 
 #[derive(Debug, Fail)]
 pub enum CLIError {
@@ -9,7 +9,10 @@ pub enum CLIError {
     ManifestError(ManifestError),
 
     #[fail(display = "{}", _0)]
-    NewError(NewError),
+    InitError(InitError),
+
+    #[fail(display = "{}", _0)]
+    SourceDirectoryError(SourceDirectoryError),
 }
 
 impl From<ManifestError> for CLIError {
@@ -18,14 +21,26 @@ impl From<ManifestError> for CLIError {
     }
 }
 
-impl From<NewError> for CLIError {
-    fn from(error: NewError) -> Self {
-        CLIError::NewError(error)
+impl From<InitError> for CLIError {
+    fn from(error: InitError) -> Self {
+        CLIError::InitError(error)
+    }
+}
+
+impl From<SourceDirectoryError> for CLIError {
+    fn from(error: SourceDirectoryError) -> Self {
+        CLIError::SourceDirectoryError(error)
     }
 }
 
 impl From<serde_json::error::Error> for CLIError {
     fn from(error: serde_json::error::Error) -> Self {
-        CLIError::Crate("serde_json", format!("{:?}", error))
+        CLIError::Crate("serde_json", format!("{}", error))
+    }
+}
+
+impl From<std::io::Error> for CLIError {
+    fn from(error: std::io::Error) -> Self {
+        CLIError::Crate("std::io", format!("{}", error))
     }
 }

leo/errors/commands/init.rs

@@ -4,24 +4,27 @@ use std::ffi::OsString;
 use std::io;
 
 #[derive(Debug, Fail)]
-pub enum NewError {
+pub enum InitError {
 
     #[fail(display = "root directory {:?} creating: {}", _0, _1)]
     CreatingRootDirectory(OsString, io::Error),
 
-    #[fail(display = "directory {:?} already exists", _0)]
-    DirectoryAlreadyExists(OsString),
+    #[fail(display = "directory {:?} does not exist", _0)]
+    DirectoryDoesNotExist(OsString),
 
     #[fail(display = "{}", _0)]
     ManifestError(ManifestError),
 
+    #[fail(display = "package at path {:?} already exists", _0)]
+    PackageAlreadyExists(OsString),
+
     #[fail(display = "package name is missing - {:?}", _0)]
     ProjectNameInvalid(OsString),
 
 }
 
-impl From<ManifestError> for NewError {
+impl From<ManifestError> for InitError {
     fn from(error: ManifestError) -> Self {
-        NewError::ManifestError(error)
+        InitError::ManifestError(error)
     }
 }

leo/errors/commands/mod.rs

@@ -1,2 +1,2 @@
-pub mod new;
-pub use self::new::*;
+pub mod init;
+pub use self::init::*;

leo/errors/directory/mod.rs

@@ -0,0 +1,2 @@
+pub mod source;
+pub use self::source::*;

leo/errors/directory/source.rs

@@ -0,0 +1,27 @@
+use std::{ffi::OsString, fs::FileType, io};
+
+#[derive(Debug, Fail)]
+pub enum SourceDirectoryError {
+
+    #[fail(display = "creating: {}", _0)]
+    Creating(io::Error),
+
+    #[fail(display = "file entry getting: {}", _0)]
+    GettingFileEntry(io::Error),
+
+    #[fail(display = "file {:?} extension getting", _0)]
+    GettingFileExtension(OsString),
+
+    #[fail(display = "file {:?} type getting: {}", _0, _1)]
+    GettingFileType(OsString, io::Error),
+
+    #[fail(display = "invalid file {:?} extension: {:?}", _0, _1)]
+    InvalidFileExtension(OsString, OsString),
+
+    #[fail(display = "invalid file {:?} type: {:?}", _0, _1)]
+    InvalidFileType(OsString, FileType),
+
+    #[fail(display = "reading: {}", _0)]
+    Reading(io::Error),
+
+}

leo/errors/mod.rs

@@ -4,5 +4,8 @@ pub use self::cli::*;
 pub mod commands;
 pub use self::commands::*;
 
+pub mod directory;
+pub use self::directory::*;
+
 pub mod manifest;
 pub use self::manifest::*;

leo/lib.rs

@@ -1,6 +1,10 @@
 #[macro_use]
 extern crate failure;
 
+#[cfg_attr(tarpaulin, skip)]
+pub mod cli;
+pub mod cli_types;
 pub mod commands;
+pub mod directories;
 pub mod errors;
 pub mod manifest;

leo/main.rs

@@ -110,7 +110,7 @@
 //     //
 // }
 
-use leo::commands::{cli::*, InitCommand};
+use leo::{cli::*, commands::*};
 use leo::errors::CLIError;
 
 use clap::{App, AppSettings};
@@ -135,9 +135,9 @@ fn main() -> Result<(), CLIError> {
 
 
     match arguments.subcommand() {
-        // ("init", Some(arguments)) => {
-        //     NewCommand::().output(NewCommand::parse(arguments)?)
-        // },
+        ("init", Some(arguments)) => {
+            InitCommand::output(InitCommand::parse(arguments)?)
+        },
         _ => unreachable!(),
     }
 }

leo/manifest.rs

@@ -1,6 +1,5 @@
 use crate::errors::ManifestError;
 
-use failure::Fail;
 use serde::Deserialize;
 use std::convert::TryFrom;
 use std::fs::File;