Update dependencies and example.

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "structured-logger"
-version = "1.0.2"
+version = "1.0.3"
 edition = "2018"
 description = """
 A logging implementation for the log crate that logs structured values either synchronous or asynchronous, as JSON, CBOR, or any other format, into a file, stderr, stdout, or any other destination.
@@ -26,13 +26,13 @@ default = ["log-panic"]
 log-panic = []
 
 [dependencies]
-log = { version = "~0.4", features = [
+log = { version = "0.4", features = [
   "kv_unstable_serde",
 ], default-features = false }
-parking_lot = { version = "~0.12", optional = false }
-serde = { version = "~1.0", features = ["derive"], default-features = false }
-serde_json = { version = "~1.0", features = ["std"], default-features = false }
-tokio = { version = "~1.29", features = [
+parking_lot = { version = "0.12", optional = false }
+serde = { version = "1.0", features = ["derive"], default-features = false }
+serde_json = { version = "1.0", features = ["std"], default-features = false }
+tokio = { version = "1.29", features = [
   "io-std",
   "io-util",
   "parking_lot",
@@ -41,5 +41,5 @@ tokio = { version = "~1.29", features = [
 ], default-features = false }
 
 [dev-dependencies]
-tokio = { version = "~1.29", features = ["full"] }
-gag = { version = "~1.0" }
+tokio = { version = "1.29", features = ["full"] }
+gag = { version = "1.0" }

README.md

@@ -20,12 +20,13 @@ See examples and the [API documentation] for more.
 Simple example:
 ```rust
 use serde::Serialize;
-use structured_logger::{json::new_writer, unix_ms, Builder};
+use structured_logger::{async_json::new_writer, unix_ms, Builder};
 
-fn main() {
+#[tokio::main]
+async fn main() {
     // Initialize the logger.
     Builder::with_level("info")
-        .with_target_writer("*", new_writer(std::io::stdout()))
+        .with_target_writer("*", new_writer(tokio::io::stdout()))
         .init();
 
     let kv = ContextLog {

examples/simple.rs

@@ -1,10 +1,11 @@
 use serde::Serialize;
-use structured_logger::{json::new_writer, unix_ms, Builder};
+use structured_logger::{async_json::new_writer, unix_ms, Builder};
 
-fn main() {
+#[tokio::main]
+async fn main() {
     // Initialize the logger.
     Builder::with_level("info")
-        .with_target_writer("*", new_writer(std::io::stdout()))
+        .with_target_writer("*", new_writer(tokio::io::stdout()))
         .init();
 
     let kv = ContextLog {

src/lib.rs

@@ -32,27 +32,16 @@
 //! * Log panics example: <https://github.com/iorust/structured-logger/blob/main/examples/panic_log.rs>
 //! * Async log example: <https://github.com/iorust/structured-logger/blob/main/examples/async_log.rs>
 //!
-//! Muilti writers example:
+//! Simple example:
 //! ```rust
 //! use serde::Serialize;
-//! use std::{fs::File, io::stdout};
-//! use structured_logger::{json::new_writer, unix_ms, Builder};
+//! use structured_logger::{async_json::new_writer, unix_ms, Builder};
 //!
-//! fn main() {
+//! #[tokio::main]
+//! async fn main() {
 //!     // Initialize the logger.
-//!     // Optional: create a file to write logs to.
-//!     let log_file = File::options()
-//!         .create(true)
-//!         .append(true)
-//!         .open("app.log")
-//!         .unwrap();
-//!
-//!     // or Builder::with_level("debug")
-//!     Builder::new()
-//!         // Optional: set a specific writer (format to JSON, write to stdout) for target starts with "api".
-//!         .with_target_writer("api*", new_writer(stdout()))
-//!         // Optional: set a specific writer (format to JSON, write to app.log file) for target "file" and "db".
-//!         .with_target_writer("file,db", new_writer(log_file))
+//!     Builder::with_level("info")
+//!         .with_target_writer("*", new_writer(tokio::io::stdout()))
 //!         .init();
 //!
 //!     let kv = ContextLog {
@@ -61,7 +50,7 @@
 //!     };
 //!
 //!     log::info!("hello world");
-//!     // This log will be written to stderr (default writer):
+//!     // This log will be written to stdout:
 //!     // {"level":"INFO","message":"hello world","target":"simple","timestamp":1679745592127}
 //!
 //!     log::info!(target: "api",
@@ -75,18 +64,6 @@
 //!     );
 //!     // This log will be written to stdout:
 //!     // {"elapsed":10,"kv":{"uid":"user123","action":"upate_book"},"level":"INFO","message":"","method":"GET","path":"/hello","start":1679745592127,"status":200,"target":"api","timestamp":1679745592127}
-//!
-//!     log::info!(target: "file",
-//!         method = "GET",
-//!         path = "/hello",
-//!         status = 200_u16,
-//!         start = unix_ms(),
-//!         elapsed = 10_u64,
-//!         kv = log::as_serde!(kv);
-//!         "",
-//!     );
-//!     // This log will be written to file "app.log":
-//!     // {"elapsed":10,"kv":{"uid":"user123","action":"upate_book"},"level":"INFO","message":"","method":"GET","path":"/hello","start":1679745592127,"status":200,"target":"file","timestamp":1679745592127}
 //! }
 //!
 //! #[derive(Serialize)]