From 0de0e2c0568d84d7a866c437cd0193b289065462 Mon Sep 17 00:00:00 2001
From: harehare <harehare1110@gmail.com>
Date: Fri, 3 Apr 2026 20:00:34 +0900
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20Add=20task=20selector?=
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---
 crates/mq-lang/src/eval/builtin.rs | 4 ++++
 crates/mq-lang/src/selector.rs     | 8 ++++++++
 2 files changed, 12 insertions(+)

diff --git a/crates/mq-lang/src/eval/builtin.rs b/crates/mq-lang/src/eval/builtin.rs
index 4d2931ab4..06bf94fc2 100644
--- a/crates/mq-lang/src/eval/builtin.rs
+++ b/crates/mq-lang/src/eval/builtin.rs
@@ -4429,6 +4429,10 @@ pub fn eval_selector(node: &mq_markdown::Node, selector: &Selector) -> RuntimeVa
             (_, mq_markdown::Node::List(mq_markdown::List { .. })) => true,
             _ => false,
         },
+        Selector::Task => matches!(
+            node,
+            mq_markdown::Node::List(mq_markdown::List { checked: Some(_), .. })
+        ),
         Selector::MdxJsEsm => node.is_mdx_js_esm(),
         Selector::Text => node.is_text(),
         Selector::Toml => node.is_toml(),
diff --git a/crates/mq-lang/src/selector.rs b/crates/mq-lang/src/selector.rs
index e3744826f..e3b2c517c 100644
--- a/crates/mq-lang/src/selector.rs
+++ b/crates/mq-lang/src/selector.rs
@@ -131,6 +131,8 @@ pub enum Selector {
     MdxJsxFlowElement,
     /// Matches recursively all child nodes.
     Recursive,
+    /// Matches task list markdown node.
+    Task,
     /// Matches a specific attribute of a markdown node.
     Attr(AttrKind),
 }
@@ -291,6 +293,9 @@ impl TryFrom<&Token> for Selector {
                 // List
                 ".[]" | ".list" => Ok(Selector::List(None, None)),
 
+                // Task List
+                ".task" => Ok(Selector::Task),
+
                 // TOML
                 ".toml" => Ok(Selector::Toml),
 
@@ -417,6 +422,7 @@ impl Display for Selector {
             Selector::MdxJsEsm => write!(f, ".mdx_js_esm"),
             Selector::MdxJsxFlowElement => write!(f, ".mdx_jsx_flow_element"),
             Selector::Recursive => write!(f, ".."),
+            Selector::Task => write!(f, ".task"),
             Selector::Attr(attr) => write!(f, "{}", attr),
         }
     }
@@ -498,6 +504,8 @@ mod tests {
     #[case::list(".list", Selector::List(None, None), ".list")]
     #[case::list_bracket(".[]", Selector::List(None, None), ".list")]
     #[case::list_with_index(".[1]", Selector::List(Some(1), None), ".[1]")]
+    // Task List
+    #[case::task(".task", Selector::Task, ".task")]
     // TOML
     #[case::toml(".toml", Selector::Toml, ".toml")]
     // Strong