explain html_reports feature in html_report.md (#621)

bheisler · Aug 10, 2023 · 7feeb35 · 7feeb35
1 parent 6e8c562
commit 7feeb35
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/book/src/user_guide/html_report.md b/book/src/user_guide/html_report.md
@@ -1,5 +1,10 @@
 # HTML Report
 
+Starting with Criterion.rs 0.4.0 HTML reports must be explicitly enabled via the `html_reports` [feature](https://doc.rust-lang.org/cargo/reference/features.html#dependency-features):
+```toml
+[dev-dependencies]
+criterion = {version = "0.4.0", features = ["html_reports"] }
+```
 Criterion.rs can generate an HTML report displaying the results of the benchmark under
 `target/criterion/reports/index.html`. By default, the plots are generated using
 [gnuplot](http://www.gnuplot.info/) if it is available, or the