refac: use join instead path builder

migra-cli/src/commands/apply.rs

@@ -1,17 +1,19 @@
 use crate::config::Config;
 use crate::migration::{DatabaseMigrationManager, MigrationManager};
 use crate::opts::ApplyCommandOpt;
-use crate::path::PathBuilder;
 use crate::StdResult;
 use std::convert::TryFrom;
 
 pub(crate) fn apply_sql(config: Config, opts: ApplyCommandOpt) -> StdResult<()> {
     let mut manager = MigrationManager::try_from(&config)?;
 
-    let file_path = PathBuilder::from(config.directory_path())
+    let file_path = {
-        .append(opts.file_name)
+        let mut file_path = config.directory_path().join(opts.file_name);
-        .default_extension("sql")
+        if file_path.extension().is_none() {
-        .build();
+            file_path.set_extension("sql");
+        }
+        file_path
+    };
 
     let content = std::fs::read_to_string(file_path)?;
 

migra-cli/src/commands/make.rs

@@ -1,8 +1,8 @@
 use crate::opts::MakeCommandOpt;
-use crate::path::PathBuilder;
 use crate::Config;
 use crate::StdResult;
 use chrono::Local;
+use std::fs;
 
 pub(crate) fn make_migration(config: Config, opts: MakeCommandOpt) -> StdResult<()> {
     let now = Local::now().format("%y%m%d%H%M%S");
@@ -17,25 +17,21 @@ pub(crate) fn make_migration(config: Config, opts: MakeCommandOpt) -> StdResult<
         })
         .collect();
 
-    let migration_dir_path = PathBuilder::from(config.migration_dir_path())
+    let migration_dir_path = config
-        .append(format!("{}_{}", now, migration_name))
+        .migration_dir_path()
-        .build();
+        .join(format!("{}_{}", now, migration_name));
     if !migration_dir_path.exists() {
-        std::fs::create_dir_all(&migration_dir_path)?;
+        fs::create_dir_all(&migration_dir_path)?;
     }
 
-    let upgrade_migration_path = PathBuilder::from(&migration_dir_path)
+    let upgrade_migration_path = &migration_dir_path.join("up.sql");
-        .append("up.sql")
-        .build();
     if !upgrade_migration_path.exists() {
-        std::fs::write(upgrade_migration_path, "-- Your SQL goes here\n\n")?;
+        fs::write(upgrade_migration_path, "-- Your SQL goes here\n\n")?;
     }
 
-    let downgrade_migration_path = PathBuilder::from(&migration_dir_path)
+    let downgrade_migration_path = &migration_dir_path.join("down.sql");
-        .append("down.sql")
-        .build();
     if !downgrade_migration_path.exists() {
-        std::fs::write(
+        fs::write(
             downgrade_migration_path,
             "-- This file should undo anything in `up.sql`\n\n",
         )?;

migra-cli/src/config.rs

@@ -1,6 +1,5 @@
 use crate::error::{Error, MigraResult};
 use crate::migration::Migration;
-use crate::path::PathBuilder;
 use serde::{Deserialize, Serialize};
 use std::path::{Path, PathBuf};
 use std::{env, fs, io};
@@ -108,15 +107,11 @@ impl Config {
 
 impl Config {
     pub fn directory_path(&self) -> PathBuf {
-        PathBuilder::from(&self.manifest_root)
+        self.manifest_root.join(&self.root)
-            .append(&self.root)
-            .build()
     }
 
     pub fn migration_dir_path(&self) -> PathBuf {
-        PathBuilder::from(&self.directory_path())
+        self.directory_path().join("migrations")
-            .append("migrations")
-            .build()
     }
 
     pub fn migrations(&self) -> MigraResult<Vec<Migration>> {

migra-cli/src/main.rs

@@ -8,7 +8,6 @@ mod databases;
 mod error;
 mod migration;
 mod opts;
-mod path;
 
 use crate::error::StdResult;
 use config::Config;

migra-cli/src/migration.rs

@@ -1,7 +1,6 @@
 use crate::config::Config;
 use crate::database::DatabaseConnection;
 use crate::databases::DatabaseConnectionManager;
-use crate::path::PathBuilder;
 use crate::StdResult;
 use std::convert::TryFrom;
 use std::fs;
@@ -21,8 +20,8 @@ impl Migration {
                 .file_name()
                 .and_then(|name| name.to_str())
                 .unwrap_or_default();
-            let upgrade_sql = PathBuilder::from(directory).append("up.sql").build();
+            let upgrade_sql = directory.join("up.sql");
-            let downgrade_sql = PathBuilder::from(directory).append("down.sql").build();
+            let downgrade_sql = directory.join("down.sql");
 
             if upgrade_sql.exists() && downgrade_sql.exists() {
                 return Some(Migration {

migra-cli/src/path.rs

@@ -1,70 +0,0 @@
-use std::ffi::OsStr;
-use std::path::{Path, PathBuf};
-
-#[derive(Debug, Default)]
-pub struct PathBuilder {
-    buf: PathBuf,
-}
-
-impl<P: AsRef<Path>> From<P> for PathBuilder {
-    fn from(path: P) -> Self {
-        PathBuilder {
-            buf: path.as_ref().to_path_buf(),
-        }
-    }
-}
-
-impl PathBuilder {
-    pub fn append<P: AsRef<Path>>(&mut self, path: P) -> &mut Self {
-        self.buf.push(path);
-        self
-    }
-
-    pub fn default_extension<S: AsRef<OsStr>>(&mut self, extension: S) -> &mut Self {
-        if self.buf.as_path().extension().is_none() {
-            self.buf.set_extension(extension);
-        }
-        self
-    }
-
-    pub fn build(&self) -> PathBuf {
-        self.buf.clone()
-    }
-}
-
-#[cfg(test)]
-mod tests {
-    use super::Path;
-    use super::PathBuilder;
-
-    #[test]
-    fn create_path_builder() {
-        let path = PathBuilder::from("test").build();
-
-        assert_eq!(path, Path::new("test"))
-    }
-
-    #[test]
-    fn append_path_to_builder() {
-        let path = PathBuilder::from("directory").append("schema.sql").build();
-
-        assert_eq!(path, Path::new("directory/schema.sql"))
-    }
-
-    #[test]
-    fn add_default_extension_for_path() {
-        let path = PathBuilder::from("directory")
-            .append("schema")
-            .default_extension("sql")
-            .build();
-
-        assert_eq!(path, Path::new("directory/schema.sql"));
-    }
-
-    #[test]
-    fn build_default_path() {
-        let path = PathBuilder::default().build();
-
-        assert_eq!(path, Path::new(""));
-    }
-}