Lighter gray background for active cells

[tablify] / src / lib.rs
diff --git a/src/lib.rs b/src/lib.rs

index 5de1c121059ebbc4168a0b952d303fa195f1c4a1..1aee9782fcd4b477ba9205fc3badb924bd20765d 100644 (file)
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,5 @@
  use std::collections::{HashMap, HashSet};
+use std::fmt::Write;
  use std::io::BufRead;
  use std::iter::Iterator;
  
@@ -17,7 +18,7 @@ const HEADER: &str = "<!DOCTYPE html>
      tr.key > th > div > div { width: 5em; transform-origin: bottom left; transform: translateX(1em) rotate(-65deg) }
      td { border: thin solid gray; }
      td.numeric { text-align: right; }
-    td.yes { border: thin solid gray; background-color: gray; }
+    td.yes { border: thin solid gray; background-color: #ddd; }
      td.spacer { border: none; }
      /* h/t https://stackoverflow.com/questions/5687035/css-bolding-some-text-without-changing-its-containers-size/46452396#46452396 */
      .highlight { text-shadow: -0.06ex 0 black, 0.06ex 0 black; }
@@ -190,10 +191,10 @@ fn render_row(columns: &[String], row: &RowInput) -> String {
  fn render_column_headers(columns: &[String]) -> String {
      // TODO: Escape HTML special characters
      String::from("<th></th>")
-        + &columns
-            .iter()
-            .map(|c| format!("<th>{c}</th>"))
-            .collect::<String>()
+        + &columns.iter().fold(String::new(), |mut acc, c| {
+            write!(&mut acc, "<th>{c}</th>").unwrap();
+            acc
+        })
          + "\n"
  }