Update documents

Author: tao-guo

Cargo.toml

@@ -8,7 +8,7 @@ documentation = "https://docs.rs/cmd_lib"
 keywords = ["shell", "scripts", "commandline", "subprocess", "pipeline"]
 categories = ["command-line-interface", "command-line-utilities"]
 readme = "README.md"
-version = "0.7.7"
+version = "0.7.8"
 authors = ["rust-shell-script <rust-shell-script@gmail.com>"]
 edition = "2018"
 

README.md

@@ -1,9 +1,8 @@
-# cmd_lib - Rust command line library
+# Command-line library for writing rust style shell scripts
 
-Common rust command line macros and utils, to write shell script like tasks
+Common rust command-line macros and utilities, to write shell-script like tasks
 easily in rust programming language.
-Available at [cargo](https://crates.io/crates/cmd_lib).
-
+Available at [crates.io](https://crates.io/crates/cmd_lib).
 
 ## run_cmd! --> CmdResult
 ```rust
@@ -66,8 +65,8 @@ cd: set procecess current directory
 
 ```rust
 run_cmd! {
-    cd /tmp
-    ls | wc -l
+    cd /tmp;
+    ls | wc -l;
 };
 run_cmd!("pwd");
 ```
@@ -79,8 +78,8 @@ lcd: set group commands current directory
 
 ```rust
 run_cmd! {
-    lcd /tmp
-    ls | wc -l
+    lcd /tmp;
+    ls | wc -l;
 };
 run_cmd!("pwd");
 ```

src/lib.rs

@@ -141,11 +141,11 @@ macro_rules! macro_str {
 /// ## run_fun! --> FunResult
 /// ```rust
 /// let version = run_fun!("rustc --version")?;
-/// info!("Your rust version is {}", version.trim());
+/// info!("Your rust version is {}", version);
 ///
 /// // with pipes
 /// let n = run_fun!("echo the quick brown fox jumped over the lazy dog | wc -w")?;
-/// info!("There are {} words in above sentence", n.trim());
+/// info!("There are {} words in above sentence", n);
 ///
 /// // without string quotes
 /// let files = run_fun!(du -ah . | sort -hr | head -n 10)?;
@@ -210,7 +210,7 @@ pub trait ProcessResult {
 }
 
 ///
-/// Low level process API, std::process::Child wrapper
+/// Low level process API, wrapper on std::process module
 ///
 /// Pipe command could also lauched in builder style
 /// ```rust