From 9ac21b8524632c70ab9e090488a70085eabe4189 Mon Sep 17 00:00:00 2001
From: Igor Khanin <igor@khanin.biz>
Date: Wed, 28 May 2025 16:41:35 +0300
Subject: [PATCH] Fix tracing of most field call expressions (#6234)

---
 crates/typst-eval/src/call.rs   | 7 ++++++-
 crates/typst-ide/src/tooltip.rs | 7 +++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/crates/typst-eval/src/call.rs b/crates/typst-eval/src/call.rs
index 6a57c85e8..fa9683416 100644
--- a/crates/typst-eval/src/call.rs
+++ b/crates/typst-eval/src/call.rs
@@ -37,7 +37,12 @@ impl Eval for ast::FuncCall<'_> {
             let target = access.target();
             let field = access.field();
             match eval_field_call(target, field, args, span, vm)? {
-                FieldCall::Normal(callee, args) => (callee, args),
+                FieldCall::Normal(callee, args) => {
+                    if vm.inspected == Some(callee_span) {
+                        vm.trace(callee.clone());
+                    }
+                    (callee, args)
+                }
                 FieldCall::Resolved(value) => return Ok(value),
             }
         } else {
diff --git a/crates/typst-ide/src/tooltip.rs b/crates/typst-ide/src/tooltip.rs
index e5e4cc19a..528f679cf 100644
--- a/crates/typst-ide/src/tooltip.rs
+++ b/crates/typst-ide/src/tooltip.rs
@@ -371,4 +371,11 @@ mod tests {
         test(&world, -2, Side::Before).must_be_none();
         test(&world, -2, Side::After).must_be_text("This star imports `a`, `b`, and `c`");
     }
+
+    #[test]
+    fn test_tooltip_field_call() {
+        let world = TestWorld::new("#import \"other.typ\"\n#other.f()")
+            .with_source("other.typ", "#let f = (x) => 1");
+        test(&world, -4, Side::After).must_be_code("(..) => ..");
+    }
 }