add exampels

README.md

@@ -1,3 +1,57 @@
-# shell
+# Shell
 
 shell package to run powershell and bash with go.
+
+## Powershell
+
+```go
+import "github.com/secman-team/shell"
+
+// run a command
+shell.PWSLCmd(`Write-Host "secman is 🔒"`)
+
+// run a script
+shell.PWSLCmd(`
+  $x = git config user.name
+  
+  Write-Host $x
+`)
+
+// run a command with out
+err, out, errout := shell.PWSLOut(`[System.Environment]::SetEnvironmentVariable("Path", $Env:Path + ";$SECMAN_PATH\bin", [System.EnvironmentVariableTarget]::User)`)
+
+if err != nil {
+  log.Printf("error: %v\n", err)
+  fmt.Print(errout)
+}
+
+fmt.Print(out)
+```
+
+## Bash/Shell
+
+```go
+import "github.com/secman-team/shell"
+
+// run a command
+shell.ShellCmd(`echo "secman is 🔒"`)
+
+// run a script
+shell.ShellCmd(`
+  mood="👨‍💻"
+
+  if [ $mood != "😪" ]; then
+    echo "still coding"
+  fi
+`)
+
+// run a command with out
+err, out, errout := shell.ShellOut(`curl --silent "https://api.github.com/repos/secman-team/secman/releases/latest" | grep '"tag_name":' | sed -E 's/.*"([^"]+)".*/\1/'`)
+
+if err != nil {
+  log.Printf("error: %v\n", err)
+  fmt.Print(errout)
+}
+
+fmt.Print(out)
+```