feat: xtask themelint (#3234)

* feat: cargo xtask themelint <theme>

* fix: add docs and print json error status

* fix: refactor paths -> path

* fix: remove unused function

* fix: only report one err per scope (ui.statusline is reported if none of ui.statusline.* is recognized)

* fix: save work for later

* fix: finally decided on a design

* fix: ready for discussion

* fix: better rules

* fix: lint precision

* fix: String -> &'static str

* fix: allowlist not denylist for file type

* fix: add missing and indication of what's needed

* fix: copy pasteable errors

* fix: use Loader:read_names

* Update xtask/src/helpers.rs

Co-authored-by: Ivan Tham <pickfire@riseup.net>

* fix: remove into and clone for str

* Update book/src/themes.md

Co-authored-by: Ivan Tham <pickfire@riseup.net>

* fix: better lint output

* fix: cleaner logic for lint reporting

* style: use explicit imports

* Pascal support (#3542)

* fix: add difference check for statusline normal,insert,select

* fix: fg for whitespace and early exit if and one is ok

* chore: cleaning up, no idea how these got here or how this will look

* chore: revert from older commit?

* refactor: use static fn to equalize api between difference and existance

* refactor: querycheck and clippy

* refactor: clippy fixes

* fix: query-check behaves as before

* fix: error with x of y message, not total count

* fix: consistent reporting and less mutable state

* fix: selection difference ref #3942 ref #1833

Co-authored-by: Ivan Tham <pickfire@riseup.net>
Co-authored-by: ath3 <45574139+ath3@users.noreply.github.com>

1 files changed, 39 insertions, 0 deletions

diff --git a/xtask/src/querycheck.rs b/xtask/src/querycheck.rs
new file mode 100644
index 00000000..5595b8ec
--- /dev/null
+++ b/xtask/src/querycheck.rs
@@ -0,0 +1,39 @@
+use crate::DynError;
+
+pub fn query_check() -> Result<(), DynError> {
+    use crate::helpers::lang_config;
+    use helix_core::{syntax::read_query, tree_sitter::Query};
+    use helix_loader::grammar::get_language;
+
+    let query_files = [
+        "highlights.scm",
+        "locals.scm",
+        "injections.scm",
+        "textobjects.scm",
+        "indents.scm",
+    ];
+
+    for language in lang_config().language {
+        let language_name = language.language_id.to_ascii_lowercase();
+        let grammar_name = language.grammar.unwrap_or(language.language_id);
+        for query_file in query_files {
+            let language = get_language(&grammar_name);
+            let query_text = read_query(&language_name, query_file);
+            if let Ok(lang) = language {
+                if !query_text.is_empty() {
+                    if let Err(reason) = Query::new(lang, &query_text) {
+                        return Err(format!(
+                            "Failed to parse {} queries for {}: {}",
+                            query_file, language_name, reason
+                        )
+                        .into());
+                    }
+                }
+            }
+        }
+    }
+
+    println!("Query check succeeded");
+
+    Ok(())
+}