rename capacity argument to index_capacity

README.md

@@ -66,7 +66,7 @@ htcount --source      /var/log/nginx/access.log\
 -m, --match-time <MATCH_TIME>
         Filter records match time pattern (e.g. `%d/%b/%Y`)
 
--c, --capacity <CAPACITY>
+-c, --index-capacity <CAPACITY>
         Expected memory index capacity
 
         [default: 100]

src/argument.rs

@@ -36,7 +36,7 @@ pub struct Argument {
 
     /// Expected memory index capacity
     #[arg(short, long, default_value_t = 100)]
-    pub capacity: usize,
+    pub index_capacity: usize,
 
     /// Exclude host(s) from index
     #[arg(short, long)]

src/main.rs

@@ -37,7 +37,7 @@ fn main() -> anyhow::Result<()> {
             .as_ref()
             .map(|t| chrono::Local::now().format(t).to_string());
 
-        let mut index: HashMap<String, usize> = HashMap::with_capacity(argument.capacity);
+        let mut index: HashMap<String, usize> = HashMap::with_capacity(argument.index_capacity);
 
         'l: for l in BufReader::new(File::open(&argument.source)?).lines() {
             let line = l?;