clean up.

1 files changed, 8 insertions, 1 deletions

diff --git a/README.md b/README.md
index 66ce7f0..4f3cdf8 100644
--- a/README.md
+++ b/README.md
@@ -67,7 +67,7 @@ Usage: moonp [options|files|directories] ...
    -e str   Execute a file or raw codes
    -t path  Specify where to place compiled files
    -o file  Write output to file
-   -s       Use space in generated codes instead of tabs
+   -s       Use spaces in generated codes instead of tabs
    -m       Generate minified codes
    -p       Write output to standard out
    -b       Dump compile time (doesn't write output)
@@ -79,6 +79,13 @@ Usage: moonp [options|files|directories] ...
    Execute without options to enter REPL, type symbol '$'
    in a single line to start/stop multi-line mode
 ```
+  Use cases:  
+  Recursively compile every moon file under current path:  `moonp .`
+  Compile and save results to a target path:  `moonp -t /target/path/ .`
+  Compile and reserve debug info:  `moonp -l .`
+  Compile and generate minified codes:  `moonp -m .`
+  Execute raw codes:  `moonp -e 'print 123'`
+  Execute a moon file:  `moonp -e main.moon`