Merge pull request #7299 from github/nickrolfe/clippy_fixes

Ruby: extractor: fix warnings from Clippy

ruby/extractor/src/main.rs

@@ -81,7 +81,7 @@ fn main() -> std::io::Result<()> {
         .with_level(true)
         .with_env_filter(
             tracing_subscriber::EnvFilter::try_from_default_env()
-                .unwrap_or(tracing_subscriber::EnvFilter::new("ruby_extractor=warn")),
+                .unwrap_or_else(|_| tracing_subscriber::EnvFilter::new("ruby_extractor=warn")),
         )
         .init();
     tracing::warn!("Support for Ruby is currently in Beta: https://git.io/codeql-language-support");

ruby/node-types/src/lib.rs

@@ -427,7 +427,7 @@ fn dbscheme_name_to_class_name(dbscheme_name: &str) -> String {
     }
     dbscheme_name
         .split('_')
-        .map(|word| to_title_case(word))
+        .map(to_title_case)
         .collect::<Vec<String>>()
         .join("")
 }