ci: use preinstalled browser binaries

Signed-off-by: Mridankan Mandal <xerontitan90@gmail.com>

Author: WhiteMetagross

.github/workflows/build.yml

@@ -38,6 +38,7 @@ jobs:
         with:
           chrome-version: 'latest'
           install-chromedriver: true
+        id: setup-chrome
       - uses: dtolnay/rust-toolchain@stable
         with:
           components: clippy

plotly_static/build.rs

@@ -174,19 +174,19 @@ fn setup_driver(config: &WebdriverDownloadConfig) -> Result<()> {
     match config.driver_name {
         CHROMEDRIVER_NAME => {
             let driver_info = ChromedriverInfo::new(webdriver_bin.clone(), browser_path);
-            runtime
-                .block_on(async { download_with_retry(&driver_info, false, true, 1).await })
-                .with_context(|| {
-                    format!("Failed to download and install {}", config.driver_name)
-                })?;
+            let dl_res =
+                runtime.block_on(async { download_with_retry(&driver_info, false, true, 1).await });
+            if let Err(e) = dl_res {
+                return Err(anyhow!("Failed to download and install chromedriver").context(e));
+            }
         }
         GECKODRIVER_NAME => {
             let driver_info = GeckodriverInfo::new(webdriver_bin.clone(), browser_path);
-            runtime
-                .block_on(async { download_with_retry(&driver_info, false, true, 1).await })
-                .with_context(|| {
-                    format!("Failed to download and install {}", config.driver_name)
-                })?;
+            let dl_res =
+                runtime.block_on(async { download_with_retry(&driver_info, false, true, 1).await });
+            if let Err(e) = dl_res {
+                return Err(anyhow!("Failed to download and install geckodriver").context(e));
+            }
         }
         _ => return Err(anyhow!("Unsupported driver type: {}", config.driver_name)),
     }

plotly_static/src/lib.rs

@@ -778,7 +778,7 @@ impl StaticExporter {
     /// # Examples
     ///
     /// ```no_run
-    /// 
+    ///
     /// // This example requires a running WebDriver (chromedriver/geckodriver) and a browser.
     /// // It cannot be run as a doc test.
     ///
@@ -841,7 +841,7 @@ impl StaticExporter {
     /// # Examples
     ///
     /// ```no_run
-    /// 
+    ///
     /// // This example requires a running WebDriver (chromedriver/geckodriver) and a browser.
     /// // It cannot be run as a doc test.
     /// use plotly_static::{StaticExporterBuilder, ImageFormat};