feat: v0.1.3

.gitignore

@@ -1,4 +1,6 @@
 .idea/
+temp_*.log
+
 # ---> macOS
 # General
 .DS_Store
@@ -33,10 +35,6 @@ Temporary Items
 # will have compiled files and executables
 debug/
 target/
-
-# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
-# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
-Cargo.lock
 
 # These are backup files generated by rustfmt
 **/*.rs.bk

Cargo.lock

@@ -0,0 +1,115 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "ansi_term"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d52a9bb7ec0cf484c551830a7ce27bd20d67eac647e1befb56b0be4ee39a55d2"
+dependencies = [
+ "winapi",
+]
+
+[[package]]
+name = "atty"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
+dependencies = [
+ "hermit-abi",
+ "libc",
+ "winapi",
+]
+
+[[package]]
+name = "bitflags"
+version = "1.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
+
+[[package]]
+name = "clap"
+version = "2.34.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a0610544180c38b88101fecf2dd634b174a62eef6946f84dfc6a7127512b381c"
+dependencies = [
+ "ansi_term",
+ "atty",
+ "bitflags",
+ "strsim",
+ "textwrap",
+ "unicode-width",
+ "vec_map",
+]
+
+[[package]]
+name = "hermit-abi"
+version = "0.1.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "libc"
+version = "0.2.126"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "349d5a591cd28b49e1d1037471617a32ddcda5731b99419008085f72d5a53836"
+
+[[package]]
+name = "rotate-puts"
+version = "0.1.3"
+dependencies = [
+ "clap",
+]
+
+[[package]]
+name = "strsim"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
+
+[[package]]
+name = "textwrap"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d326610f408c7a4eb6f51c37c330e496b08506c9457c9d34287ecc38809fb060"
+dependencies = [
+ "unicode-width",
+]
+
+[[package]]
+name = "unicode-width"
+version = "0.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3ed742d4ea2bd1176e236172c8429aaf54486e7ac098db29ffe6529e0ce50973"
+
+[[package]]
+name = "vec_map"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f1bddf1187be692e79c5ffeab891132dfb0f236ed36a43c7ed39f1165ee20191"
+
+[[package]]
+name = "winapi"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"

Cargo.toml

@@ -1,8 +1,9 @@
 [package]
 name = "rotate-puts"
-version = "0.1.2"
+version = "0.1.3"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+clap = "2.33"

README.md

@@ -6,4 +6,3 @@ Usage:
 ```shell
 command | rotate-puts
 ```
-

src/main.rs

@@ -3,13 +3,29 @@ use std::io::{BufWriter, Read, Write};
 use std::process::exit;
 use std::time::Duration;
 
+use clap::{App, AppSettings, Arg};
+
 fn main() {
+    let app = App::new(env!("CARGO_PKG_NAME"))
+        .version(env!("CARGO_PKG_VERSION"))
+        .about(env!("CARGO_PKG_DESCRIPTION"))
+        .long_about("Rotate standard in to log files")
+        .arg(Arg::with_name("prefix")
+            .long("prefix").takes_value(true).default_value("temp").help("Log file prefix"))
+        .arg(Arg::with_name("suffix")
+            .long("suffix").takes_value(true).default_value("log").help("Log file suffix"))
+        .setting(AppSettings::ColoredHelp);
+
+    let arg_matchers = app.get_matches();
+    let prefix = arg_matchers.value_of("prefix").unwrap().to_string();
+    let suffix = arg_matchers.value_of("suffix").unwrap().to_string();
+
     let (sender, receiver) = std::sync::mpsc::channel::<Vec<u8>>();
     std::thread::spawn(move || {
         let mut file_index = 0;
         let mut written_len = 0;
 
-        let file_name = make_new_file_name("temp", &mut file_index);
+        let file_name = make_new_file_name(&prefix, &suffix, &mut file_index);
         let mut out_file = BufWriter::new(File::create(&file_name)
             .expect(&format!("Create file failed: {}", file_name)));
 
@@ -44,8 +60,7 @@ fn main() {
 
                             if written_len >= 10 * 1024 * 1024 {
                                 written_len = 0;
-                                let file_name = make_new_file_name("temp", &mut file_index);
-                                println!("new file: {}", file_name);
+                                let file_name = make_new_file_name(&prefix, &suffix, &mut file_index);
                                 out_file = BufWriter::new(File::create(&file_name)
                                     .expect(&format!("Create file failed: {}", file_name)));
                             }
@@ -77,14 +92,25 @@ fn main() {
     }
 }
 
-fn make_new_file_name(prefix: &str, index: &mut i32) -> String {
+fn make_new_file_name(prefix: &str, suffix: &str, index: &mut i32) -> String {
     let i = *index;
     *index = i + 1;
 
-    let pending_rm = format!("{}_{:03}.log", prefix, i - 10);
+    let pending_rm = generate_file_name(prefix, suffix, i - 10);
     if let Ok(_) = std::fs::metadata(&pending_rm) {
+        println!("[INFO] Remove log file: {}", &pending_rm);
         std::fs::remove_file(&pending_rm).ok();
     }
 
-    format!("{}_{:03}.log", prefix, i)
+    let file_name = generate_file_name(prefix, suffix, i);
+    println!("[INFO] New log file: {}", &file_name);
+    file_name
+}
+
+fn generate_file_name(prefix: &str, suffix: &str, index: i32) -> String {
+    format!("{}_{:03}{}", prefix, index, if suffix.is_empty() {
+        "".to_string()
+    } else {
+        ".".to_string() + suffix
+    })
 }