Fixed README to include threading

README.md

@@ -3,7 +3,7 @@
 This is a (mostly) drop-in replacement for the previous tester written for CMPUT 415.
 
 Most of the options are specified in the [config file](#configuration-file), so the cli is minimal. We do specify some options:
-``` rust
+``` 
 Usage: tester [OPTIONS] --config-file <CONFIG> <COMMAND>
 
 Commands:
@@ -14,11 +14,11 @@ Commands:
 
 Options:
   -v, --verbosity...                   Sets the verbosity of the tester
+  -t, --threads <THREADS>              Set the number of threads (only valid in run and grade mode)
   -c, --config-file <CONFIG>           Set the config file
   -g, --grading-conf <GRADING_CONFIG>  Set the grading config file
   -h, --help                           Print help
   -V, --version                        Print version
-
 ```
 
 the verbosity defines the level of logging, you can play around with it (specify `-v[v]+` for more verbose logging).

src/validate.rs

@@ -15,12 +15,12 @@ pub fn validate(verbosity: u8, config: util::config::Config) {
 }
 
 fn get_dir_files(path: PathBuf) -> Result<Vec<PathBuf>, &'static str>  {
-    let mut res: Vec<PathBuf>;
+    let mut res: Vec<PathBuf> = vec![];
 
     // get the readout of the path for error handling
     let entries = match fs::read_dir(path) {
         Ok(x) => x,
-        Err(error) => return Err("Failed to read from the given directory"),
+        Err(..) => return Err("Failed to read from the given directory"),
     };
 
     for entry in entries {
@@ -37,11 +37,11 @@ fn get_dir_files(path: PathBuf) -> Result<Vec<PathBuf>, &'static str>  {
 
 
 fn check_suffix(path: PathBuf, suf: String) -> bool {
-    return
+    return false;
 }
 
 fn check_match(path1: PathBuf, path2: PathBuf, in_suf: String, out_suf: String) -> bool {
-
+    return false;
 }