fix: deduplicate value completion correctly (#604)

crates/tinymist-query/src/fixtures/completion/fp_dict_filter.typ

@@ -0,0 +1,10 @@
+// contains:a,ab,ac,ad
+
+#let x = (
+  a: false,
+  ab: false,
+  ac: false,
+  ad: true,
+)
+
+#x.a /* range -1..0 */

crates/tinymist-query/src/fixtures/completion/snaps/test@fp_dict_filter.typ.snap

@@ -0,0 +1,81 @@
+---
+source: crates/tinymist-query/src/completion.rs
+description: Completion on   (92..93)
+expression: "JsonRepr::new_pure(results)"
+input_file: crates/tinymist-query/src/fixtures/completion/fp_dict_filter.typ
+---
+[
+ {
+  "isIncomplete": false,
+  "items": [
+   {
+    "kind": 21,
+    "label": "a",
+    "textEdit": {
+     "newText": "a",
+     "range": {
+      "end": {
+       "character": 4,
+       "line": 9
+      },
+      "start": {
+       "character": 3,
+       "line": 9
+      }
+     }
+    }
+   },
+   {
+    "kind": 21,
+    "label": "ab",
+    "textEdit": {
+     "newText": "ab",
+     "range": {
+      "end": {
+       "character": 4,
+       "line": 9
+      },
+      "start": {
+       "character": 3,
+       "line": 9
+      }
+     }
+    }
+   },
+   {
+    "kind": 21,
+    "label": "ac",
+    "textEdit": {
+     "newText": "ac",
+     "range": {
+      "end": {
+       "character": 4,
+       "line": 9
+      },
+      "start": {
+       "character": 3,
+       "line": 9
+      }
+     }
+    }
+   },
+   {
+    "kind": 21,
+    "label": "ad",
+    "textEdit": {
+     "newText": "ad",
+     "range": {
+      "end": {
+       "character": 4,
+       "line": 9
+      },
+      "start": {
+       "character": 3,
+       "line": 9
+      }
+     }
+    }
+   }
+  ]
+ }
+]

crates/tinymist-query/src/upstream/complete.rs

@@ -10,7 +10,7 @@ use typst::model::Document;
 use typst::syntax::ast::AstNode;
 use typst::syntax::{ast, is_id_continue, is_id_start, is_ident, LinkedNode, Source, SyntaxKind};
 use typst::text::RawElem;
-use typst_shim::syntax::LinkedNodeExt;
+use typst_shim::{syntax::LinkedNodeExt, utils::hash128};
 use unscanny::Scanner;
 
 use super::{plain_docs_sentence, summarize_font_family};
@@ -1138,7 +1138,7 @@ impl<'a, 'w> CompletionContext<'a, 'w> {
             bib_title,
         } in labels.into_iter().skip(skip).take(take)
         {
-            if !self.seen_casts.insert(typst_shim::utils::hash128(&label)) {
+            if !self.seen_casts.insert(hash128(&label)) {
                 continue;
             }
             let label: EcoString = label.as_str().into();
@@ -1204,7 +1204,7 @@ impl<'a, 'w> CompletionContext<'a, 'w> {
         docs: Option<&str>,
     ) {
         // Prevent duplicate completions from appearing.
-        if !self.seen_casts.insert(typst_shim::utils::hash128(value)) {
+        if !self.seen_casts.insert(hash128(&(&label, &value))) {
             return;
         }