1 files changed, 0 insertions, 79 deletions
diff --git a/xtask/src/codegen/gen_feature_docs.rs b/xtask/src/codegen/gen_feature_docs.rs
deleted file mode 100644
index c373d7d70f5..00000000000
--- a/xtask/src/codegen/gen_feature_docs.rs
+++ /dev/null
@@ -1,79 +0,0 @@
-//! Generates `assists.md` documentation.
-
-use std::{fmt, path::PathBuf};
-
-use xshell::write_file;
-
-use crate::{
-    codegen::{extract_comment_blocks_with_empty_lines, Location, PREAMBLE},
-    project_root, rust_files, Result,
-};
-
-pub(crate) fn generate_feature_docs() -> Result<()> {
-    let features = Feature::collect()?;
-    let contents = features.into_iter().map(|it| it.to_string()).collect::<Vec<_>>().join("\n\n");
-    let contents = format!("//{}\n{}\n", PREAMBLE, contents.trim());
-    let dst = project_root().join("docs/user/generated_features.adoc");
-    write_file(&dst, &contents)?;
-    Ok(())
-}
-
-#[derive(Debug)]
-struct Feature {
-    id: String,
-    location: Location,
-    doc: String,
-}
-
-impl Feature {
-    fn collect() -> Result<Vec<Feature>> {
-        let mut res = Vec::new();
-        for path in rust_files() {
-            collect_file(&mut res, path)?;
-        }
-        res.sort_by(|lhs, rhs| lhs.id.cmp(&rhs.id));
-        return Ok(res);
-
-        fn collect_file(acc: &mut Vec<Feature>, path: PathBuf) -> Result<()> {
-            let text = xshell::read_file(&path)?;
-            let comment_blocks = extract_comment_blocks_with_empty_lines("Feature", &text);
-
-            for block in comment_blocks {
-                let id = block.id;
-                if let Err(msg) = is_valid_feature_name(&id) {
-                    panic!("invalid feature name: {:?}:\n  {}", id, msg)
-                }
-                let doc = block.contents.join("\n");
-                let location = Location::new(path.clone(), block.line);
-                acc.push(Feature { id, location, doc })
-            }
-
-            Ok(())
-        }
-    }
-}
-
-fn is_valid_feature_name(feature: &str) -> Result<(), String> {
-    'word: for word in feature.split_whitespace() {
-        for &short in ["to", "and"].iter() {
-            if word == short {
-                continue 'word;
-            }
-        }
-        for &short in ["To", "And"].iter() {
-            if word == short {
-                return Err(format!("Don't capitalize {:?}", word));
-            }
-        }
-        if !word.starts_with(char::is_uppercase) {
-            return Err(format!("Capitalize {:?}", word));
-        }
-    }
-    Ok(())
-}
-
-impl fmt::Display for Feature {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        writeln!(f, "=== {}\n**Source:** {}\n{}", self.id, self.location, self.doc)
-    }
-}