Merge pull request #9 from bieli/fix-warning-update-readme

update README + fix warning from CI logs

Cargo.toml

@@ -1,8 +1,18 @@
 [package]
 name = "iotext_rs"
 version = "0.1.0"
+authors = ["Marcin Bielak <[email protected]>"]
 edition = "2021"
 
+[lib]
+name = "iotext_rs"
+path = "src/lib.rs"
+
+[[bin]]
+name = "iotext_rs_main"
+path = "src/main.rs"
+
+
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
@@ -15,3 +25,4 @@ criterion = "0.3"
 [[bench]]
 name = "my_benchmark"
 harness = false
+

README.md

@@ -10,7 +10,27 @@ This project was written in `RUST language` and it is an implementation of IoTex
 IoText data protocol specification is here: https://github.com/bieli/IoText-data-protocol
 
 
-# Development STDOUT (parsing IoText data protocol from String)
+## Development STDOUT (parsing IoText data protocol from String)
+
+
+### Example library usage code (parse String with IoText row and prepare String from  IoText row)
+
+```rust
+use std::*;
+
+use iotext_rs::*;
+
+pub const MSG_EXAMPLE: &str = "t|3900237526042,d|device_name_001,m|val_water_001=i:1234,m|val_water_002=i:15,m|bulb_state=b:1,m|connector_state=b:0,m|temp_01=d:34.4,m|temp_02=d:36.4,m|temp_03=d:10.4,m|pwr=d:12.231,m|current=d:1.429,m|current_battery=d:1.548,m|status_txt=t:in_progress";
+
+fn main() {
+    let data_obj = IoTextDataRow::default();
+    let iotext_data_row = data_obj.parse_iotext_str(MSG_EXAMPLE);
+    println!("iotext_data_row: {:#?}", iotext_data_row);
+
+    let str_from_iotext_data: String = data_obj.dump_iotext_to_str(&iotext_data_row);
+    println!("str_from_iotext_data: {}", str_from_iotext_data)
+}
+```
 
 ### Input example IoText data row
 ```bash

src/lib.rs

@@ -1,5 +1,4 @@
 use rust_decimal::prelude::*;
-use rust_decimal::Decimal;
 use std::fmt::Display;
 use std::*;