From 3e8ab9c971f9f472a58883410bba32e6828e0731 Mon Sep 17 00:00:00 2001
From: Alex Miller <codex.nz@gmail.com>
Date: Mon, 11 Dec 2023 15:33:18 +1300
Subject: [PATCH] feat: add duplicate support to check and annotation pushing

---
 dist/index.mjs                             |  32 +-
 src/tasks/__snapshots__/check.spec.ts.snap | 345 ++++++++++++---------
 src/tasks/check.spec.ts                    | 110 ++++++-
 src/tasks/check.ts                         |  39 ++-
 4 files changed, 358 insertions(+), 168 deletions(-)

diff --git a/dist/index.mjs b/dist/index.mjs
index 2427104..305df9d 100644
--- a/dist/index.mjs
+++ b/dist/index.mjs
@@ -22179,6 +22179,7 @@ var CHECK_ANNOTATIONS_UPDATE_LIMIT = 50;
 var AnnotationsCount = class {
   exports = 0;
   types = 0;
+  duplicates = 0;
   enumMembers = 0;
   classMembers = 0;
   increaseCount(type) {
@@ -22189,6 +22190,9 @@ var AnnotationsCount = class {
       case "type":
         this.types++;
         break;
+      case "duplicate":
+        this.duplicates++;
+        break;
       case "class":
         this.classMembers++;
         break;
@@ -22216,7 +22220,6 @@ async function updateCheckAnnotations(checkId, itemMeta, ignoreResults) {
         continue;
       }
       count.increaseCount(meta.type);
-      const typeMessage = meta.type === "class" || meta.type === "enum" ? `${meta.type} member` : meta.type;
       const annotation = {
         path: meta.path,
         start_line: meta.start_line,
@@ -22224,8 +22227,33 @@ async function updateCheckAnnotations(checkId, itemMeta, ignoreResults) {
         start_column: meta.start_column,
         end_column: meta.start_column + meta.identifier.length,
         annotation_level: ignoreResults ? "warning" : "failure",
-        message: `${meta.identifier} is an unused ` + typeMessage
+        message: ""
       };
+      switch (meta.type) {
+        case "type":
+        case "export":
+        case "class":
+        case "enum":
+          {
+            const typeMessage = meta.type === "class" || meta.type === "enum" ? `${meta.type} member` : meta.type;
+            annotation.message = `'${meta.identifier}' is an unused ${typeMessage}`;
+          }
+          break;
+        case "duplicate":
+          const duplicatesStr = (() => {
+            const names = meta.duplicateIdentifiers.map((name) => `'${name}'`);
+            if (names.length <= 1) {
+              return names.join("");
+            }
+            if (names.length === 2) {
+              return `${names[0]} and ${names[1]}`;
+            }
+            const last = names.pop();
+            return `${names.join(", ")} and ${last}`;
+          })();
+          annotation.message = `'${meta.identifier}' is a duplicate` + (duplicatesStr.length === 0 ? "" : ` of ${duplicatesStr}`);
+          break;
+      }
       annotations.push(annotation);
     }
     core3.debug(`[updateCheckAnnotations]: Updating check ${checkId}`);
diff --git a/src/tasks/__snapshots__/check.spec.ts.snap b/src/tasks/__snapshots__/check.spec.ts.snap
index abefc60..b30f443 100644
--- a/src/tasks/__snapshots__/check.spec.ts.snap
+++ b/src/tasks/__snapshots__/check.spec.ts.snap
@@ -29,7 +29,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 4,
           "end_line": 0,
-          "message": "Var0 is an unused export",
+          "message": "'Var0' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -38,7 +38,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 4,
           "end_line": 0,
-          "message": "Var1 is an unused type",
+          "message": "'Var1' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -47,7 +47,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 4,
           "end_line": 0,
-          "message": "Var2 is an unused class member",
+          "message": "'Var2' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -56,7 +56,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 4,
           "end_line": 0,
-          "message": "Var3 is an unused enum member",
+          "message": "'Var3' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -65,7 +65,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 4,
           "end_line": 0,
-          "message": "Var4 is an unused export",
+          "message": "'Var4' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -74,7 +74,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 4,
           "end_line": 0,
-          "message": "Var5 is an unused type",
+          "message": "'Var5' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -83,7 +83,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 4,
           "end_line": 0,
-          "message": "Var6 is an unused class member",
+          "message": "'Var6' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -92,7 +92,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 4,
           "end_line": 0,
-          "message": "Var7 is an unused enum member",
+          "message": "'Var7' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -101,7 +101,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 4,
           "end_line": 0,
-          "message": "Var8 is an unused export",
+          "message": "'Var8' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -110,7 +110,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 4,
           "end_line": 0,
-          "message": "Var9 is an unused type",
+          "message": "'Var9' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -119,7 +119,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var10 is an unused class member",
+          "message": "'Var10' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -128,7 +128,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var11 is an unused enum member",
+          "message": "'Var11' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -137,7 +137,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var12 is an unused export",
+          "message": "'Var12' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -146,7 +146,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var13 is an unused type",
+          "message": "'Var13' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -155,7 +155,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var14 is an unused class member",
+          "message": "'Var14' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -164,7 +164,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var15 is an unused enum member",
+          "message": "'Var15' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -173,7 +173,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var16 is an unused export",
+          "message": "'Var16' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -182,7 +182,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var17 is an unused type",
+          "message": "'Var17' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -191,7 +191,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var18 is an unused class member",
+          "message": "'Var18' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -200,7 +200,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var19 is an unused enum member",
+          "message": "'Var19' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -209,7 +209,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var20 is an unused export",
+          "message": "'Var20' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -218,7 +218,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var21 is an unused type",
+          "message": "'Var21' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -227,7 +227,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var22 is an unused class member",
+          "message": "'Var22' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -236,7 +236,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var23 is an unused enum member",
+          "message": "'Var23' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -245,7 +245,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var24 is an unused export",
+          "message": "'Var24' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -254,7 +254,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var25 is an unused type",
+          "message": "'Var25' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -263,7 +263,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var26 is an unused class member",
+          "message": "'Var26' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -272,7 +272,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var27 is an unused enum member",
+          "message": "'Var27' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -281,7 +281,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var28 is an unused export",
+          "message": "'Var28' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -290,7 +290,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var29 is an unused type",
+          "message": "'Var29' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -299,7 +299,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var30 is an unused class member",
+          "message": "'Var30' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -308,7 +308,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var31 is an unused enum member",
+          "message": "'Var31' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -317,7 +317,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var32 is an unused export",
+          "message": "'Var32' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -326,7 +326,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var33 is an unused type",
+          "message": "'Var33' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -335,7 +335,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var34 is an unused class member",
+          "message": "'Var34' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -344,7 +344,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var35 is an unused enum member",
+          "message": "'Var35' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -353,7 +353,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var36 is an unused export",
+          "message": "'Var36' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -362,7 +362,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var37 is an unused type",
+          "message": "'Var37' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -371,7 +371,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var38 is an unused class member",
+          "message": "'Var38' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -380,7 +380,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var39 is an unused enum member",
+          "message": "'Var39' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -389,7 +389,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var40 is an unused export",
+          "message": "'Var40' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -398,7 +398,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var41 is an unused type",
+          "message": "'Var41' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -407,7 +407,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var42 is an unused class member",
+          "message": "'Var42' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -416,7 +416,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var43 is an unused enum member",
+          "message": "'Var43' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -425,7 +425,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var44 is an unused export",
+          "message": "'Var44' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -434,7 +434,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var45 is an unused type",
+          "message": "'Var45' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -443,7 +443,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var46 is an unused class member",
+          "message": "'Var46' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -452,7 +452,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var47 is an unused enum member",
+          "message": "'Var47' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -461,7 +461,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var48 is an unused export",
+          "message": "'Var48' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -470,7 +470,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var49 is an unused type",
+          "message": "'Var49' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -489,7 +489,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var50 is an unused class member",
+          "message": "'Var50' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -498,7 +498,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var51 is an unused enum member",
+          "message": "'Var51' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -507,7 +507,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var52 is an unused export",
+          "message": "'Var52' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -516,7 +516,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var53 is an unused type",
+          "message": "'Var53' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -525,7 +525,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var54 is an unused class member",
+          "message": "'Var54' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -534,7 +534,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var55 is an unused enum member",
+          "message": "'Var55' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -543,7 +543,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var56 is an unused export",
+          "message": "'Var56' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -552,7 +552,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var57 is an unused type",
+          "message": "'Var57' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -561,7 +561,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var58 is an unused class member",
+          "message": "'Var58' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -570,7 +570,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var59 is an unused enum member",
+          "message": "'Var59' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -579,7 +579,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var60 is an unused export",
+          "message": "'Var60' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -588,7 +588,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var61 is an unused type",
+          "message": "'Var61' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -597,7 +597,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var62 is an unused class member",
+          "message": "'Var62' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -606,7 +606,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var63 is an unused enum member",
+          "message": "'Var63' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -615,7 +615,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var64 is an unused export",
+          "message": "'Var64' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -624,7 +624,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var65 is an unused type",
+          "message": "'Var65' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -633,7 +633,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var66 is an unused class member",
+          "message": "'Var66' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -642,7 +642,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var67 is an unused enum member",
+          "message": "'Var67' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -651,7 +651,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var68 is an unused export",
+          "message": "'Var68' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -660,7 +660,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var69 is an unused type",
+          "message": "'Var69' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -669,7 +669,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var70 is an unused class member",
+          "message": "'Var70' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -678,7 +678,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var71 is an unused enum member",
+          "message": "'Var71' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -687,7 +687,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var72 is an unused export",
+          "message": "'Var72' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -696,7 +696,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var73 is an unused type",
+          "message": "'Var73' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -705,7 +705,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var74 is an unused class member",
+          "message": "'Var74' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -714,7 +714,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var75 is an unused enum member",
+          "message": "'Var75' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -723,7 +723,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var76 is an unused export",
+          "message": "'Var76' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -732,7 +732,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var77 is an unused type",
+          "message": "'Var77' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -741,7 +741,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var78 is an unused class member",
+          "message": "'Var78' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -750,7 +750,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var79 is an unused enum member",
+          "message": "'Var79' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -759,7 +759,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var80 is an unused export",
+          "message": "'Var80' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -768,7 +768,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var81 is an unused type",
+          "message": "'Var81' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -777,7 +777,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var82 is an unused class member",
+          "message": "'Var82' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -786,7 +786,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var83 is an unused enum member",
+          "message": "'Var83' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -795,7 +795,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var84 is an unused export",
+          "message": "'Var84' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -804,7 +804,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var85 is an unused type",
+          "message": "'Var85' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -813,7 +813,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var86 is an unused class member",
+          "message": "'Var86' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -822,7 +822,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var87 is an unused enum member",
+          "message": "'Var87' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -831,7 +831,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var88 is an unused export",
+          "message": "'Var88' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -840,7 +840,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var89 is an unused type",
+          "message": "'Var89' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -849,7 +849,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var90 is an unused class member",
+          "message": "'Var90' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -858,7 +858,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var91 is an unused enum member",
+          "message": "'Var91' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -867,7 +867,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var92 is an unused export",
+          "message": "'Var92' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -876,7 +876,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var93 is an unused type",
+          "message": "'Var93' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -885,7 +885,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var94 is an unused class member",
+          "message": "'Var94' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -894,7 +894,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var95 is an unused enum member",
+          "message": "'Var95' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -903,7 +903,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var96 is an unused export",
+          "message": "'Var96' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -912,7 +912,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var97 is an unused type",
+          "message": "'Var97' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -921,7 +921,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var98 is an unused class member",
+          "message": "'Var98' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -930,7 +930,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 5,
           "end_line": 0,
-          "message": "Var99 is an unused enum member",
+          "message": "'Var99' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -949,7 +949,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var100 is an unused export",
+          "message": "'Var100' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -958,7 +958,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var101 is an unused type",
+          "message": "'Var101' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -967,7 +967,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var102 is an unused class member",
+          "message": "'Var102' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -976,7 +976,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var103 is an unused enum member",
+          "message": "'Var103' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -985,7 +985,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var104 is an unused export",
+          "message": "'Var104' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -994,7 +994,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var105 is an unused type",
+          "message": "'Var105' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1003,7 +1003,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var106 is an unused class member",
+          "message": "'Var106' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1012,7 +1012,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var107 is an unused enum member",
+          "message": "'Var107' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1021,7 +1021,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var108 is an unused export",
+          "message": "'Var108' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1030,7 +1030,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var109 is an unused type",
+          "message": "'Var109' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1039,7 +1039,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var110 is an unused class member",
+          "message": "'Var110' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1048,7 +1048,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var111 is an unused enum member",
+          "message": "'Var111' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1057,7 +1057,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var112 is an unused export",
+          "message": "'Var112' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1066,7 +1066,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var113 is an unused type",
+          "message": "'Var113' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1075,7 +1075,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var114 is an unused class member",
+          "message": "'Var114' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1084,7 +1084,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var115 is an unused enum member",
+          "message": "'Var115' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1093,7 +1093,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var116 is an unused export",
+          "message": "'Var116' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1102,7 +1102,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var117 is an unused type",
+          "message": "'Var117' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1111,7 +1111,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var118 is an unused class member",
+          "message": "'Var118' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1120,7 +1120,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var119 is an unused enum member",
+          "message": "'Var119' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1129,7 +1129,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var120 is an unused export",
+          "message": "'Var120' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1138,7 +1138,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var121 is an unused type",
+          "message": "'Var121' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1147,7 +1147,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var122 is an unused class member",
+          "message": "'Var122' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1156,7 +1156,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var123 is an unused enum member",
+          "message": "'Var123' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1165,7 +1165,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var124 is an unused export",
+          "message": "'Var124' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1174,7 +1174,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var125 is an unused type",
+          "message": "'Var125' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1183,7 +1183,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var126 is an unused class member",
+          "message": "'Var126' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1192,7 +1192,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var127 is an unused enum member",
+          "message": "'Var127' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1201,7 +1201,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var128 is an unused export",
+          "message": "'Var128' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1210,7 +1210,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var129 is an unused type",
+          "message": "'Var129' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1219,7 +1219,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var130 is an unused class member",
+          "message": "'Var130' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1228,7 +1228,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var131 is an unused enum member",
+          "message": "'Var131' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1237,7 +1237,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var132 is an unused export",
+          "message": "'Var132' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1246,7 +1246,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var133 is an unused type",
+          "message": "'Var133' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1255,7 +1255,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var134 is an unused class member",
+          "message": "'Var134' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1264,7 +1264,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var135 is an unused enum member",
+          "message": "'Var135' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1273,7 +1273,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var136 is an unused export",
+          "message": "'Var136' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1282,7 +1282,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var137 is an unused type",
+          "message": "'Var137' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1291,7 +1291,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var138 is an unused class member",
+          "message": "'Var138' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1300,7 +1300,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var139 is an unused enum member",
+          "message": "'Var139' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1309,7 +1309,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var140 is an unused export",
+          "message": "'Var140' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1318,7 +1318,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var141 is an unused type",
+          "message": "'Var141' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1327,7 +1327,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var142 is an unused class member",
+          "message": "'Var142' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1336,7 +1336,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var143 is an unused enum member",
+          "message": "'Var143' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1345,7 +1345,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var144 is an unused export",
+          "message": "'Var144' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1354,7 +1354,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var145 is an unused type",
+          "message": "'Var145' is an unused export",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1363,7 +1363,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var146 is an unused class member",
+          "message": "'Var146' is an unused type",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1372,7 +1372,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var147 is an unused enum member",
+          "message": "'Var147' is a duplicate of 'Var2'",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1381,7 +1381,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var148 is an unused export",
+          "message": "'Var148' is an unused class member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1390,7 +1390,7 @@ exports[`check > updateCheckAnnotations > should only make three requests with 1
           "annotation_level": "failure",
           "end_column": 6,
           "end_line": 0,
-          "message": "Var149 is an unused type",
+          "message": "'Var149' is an unused enum member",
           "path": "some/path",
           "start_column": 0,
           "start_line": 0,
@@ -1413,7 +1413,7 @@ exports[`check > updateCheckAnnotations > should skip undefined or null ItemMeta
         "annotation_level": "failure",
         "end_column": 3,
         "end_line": 0,
-        "message": "Var is an unused class member",
+        "message": "'Var' is an unused class member",
         "path": "some/path",
         "start_column": 0,
         "start_line": 0,
@@ -1425,13 +1425,54 @@ exports[`check > updateCheckAnnotations > should skip undefined or null ItemMeta
 ]
 `;
 
+exports[`check > updateCheckAnnotations > should transform a duplicate ItemMeta to a valid annotation 1`] = `
+[
+  {
+    "annotation_level": "failure",
+    "end_column": 3,
+    "end_line": 0,
+    "message": "'Var' is a duplicate",
+    "path": "some/path",
+    "start_column": 0,
+    "start_line": 0,
+  },
+  {
+    "annotation_level": "failure",
+    "end_column": 4,
+    "end_line": 0,
+    "message": "'Var2' is a duplicate of 'Var3'",
+    "path": "some/path",
+    "start_column": 0,
+    "start_line": 0,
+  },
+  {
+    "annotation_level": "failure",
+    "end_column": 4,
+    "end_line": 0,
+    "message": "'Var4' is a duplicate of 'Var5' and 'Var6'",
+    "path": "some/path",
+    "start_column": 0,
+    "start_line": 0,
+  },
+  {
+    "annotation_level": "failure",
+    "end_column": 4,
+    "end_line": 0,
+    "message": "'Var7' is a duplicate of 'Var8', 'Var9' and 'Var10'",
+    "path": "some/path",
+    "start_column": 0,
+    "start_line": 0,
+  },
+]
+`;
+
 exports[`check > updateCheckAnnotations > should transform a minimal ItemMeta to a valid annotation 1`] = `
 [
   {
     "annotation_level": "failure",
     "end_column": 3,
     "end_line": 0,
-    "message": "Var is an unused class member",
+    "message": "'Var' is an unused class member",
     "path": "some/path",
     "start_column": 0,
     "start_line": 0,
diff --git a/src/tasks/check.spec.ts b/src/tasks/check.spec.ts
index a2fe677..34970ac 100644
--- a/src/tasks/check.spec.ts
+++ b/src/tasks/check.spec.ts
@@ -50,6 +50,49 @@ describe("check", () => {
       expect(updateCheckSpy.mock.lastCall?.[2]?.annotations).toMatchSnapshot();
     });
 
+    it("should transform a duplicate ItemMeta to a valid annotation", async () => {
+      const updateCheckSpy = vi.spyOn(api, "updateCheck");
+      const items: ItemMeta[] = [
+        {
+          path: "some/path",
+          identifier: "Var",
+          start_line: 0,
+          start_column: 0,
+          type: "duplicate",
+          duplicateIdentifiers: [],
+        },
+        {
+          path: "some/path",
+          identifier: "Var2",
+          start_line: 0,
+          start_column: 0,
+          type: "duplicate",
+          duplicateIdentifiers: ["Var3"],
+        },
+        {
+          path: "some/path",
+          identifier: "Var4",
+          start_line: 0,
+          start_column: 0,
+          type: "duplicate",
+          duplicateIdentifiers: ["Var5", "Var6"],
+        },
+        {
+          path: "some/path",
+          identifier: "Var7",
+          start_line: 0,
+          start_column: 0,
+          type: "duplicate",
+          duplicateIdentifiers: ["Var8", "Var9", "Var10"],
+        },
+      ];
+
+      await updateCheckAnnotations(0, items, false);
+
+      expect(updateCheckSpy).toHaveBeenCalledOnce();
+      expect(updateCheckSpy.mock.lastCall?.[2]?.annotations).toMatchSnapshot();
+    });
+
     it("should output a warning annotation if ignoreResults is enabled", async () => {
       const updateCheckSpy = vi.spyOn(api, "updateCheck");
       const items: ItemMeta[] = [
@@ -135,6 +178,14 @@ describe("check", () => {
           start_column: 0,
           type: "type",
         },
+        {
+          path: "some/path",
+          identifier: "Var",
+          start_line: 0,
+          start_column: 0,
+          type: "duplicate",
+          duplicateIdentifiers: ["Var2"],
+        },
         {
           path: "some/path",
           identifier: "Var",
@@ -155,6 +206,7 @@ describe("check", () => {
 
       expect(counts.exports).toStrictEqual(1);
       expect(counts.types).toStrictEqual(1);
+      expect(counts.duplicates).toStrictEqual(1);
       expect(counts.classMembers).toStrictEqual(1);
       expect(counts.enumMembers).toStrictEqual(1);
 
@@ -165,9 +217,18 @@ describe("check", () => {
         start_column: 0,
         type: "class",
       });
+      items.push({
+        path: "some/path",
+        identifier: "Var",
+        start_line: 0,
+        start_column: 0,
+        type: "duplicate",
+        duplicateIdentifiers: ["Var2", "Var3"],
+      });
 
       counts = await updateCheckAnnotations(0, items, false);
 
+      expect(counts.duplicates).toStrictEqual(2);
       expect(counts.classMembers).toStrictEqual(2);
       expect(counts.enumMembers).toStrictEqual(1);
 
@@ -186,6 +247,14 @@ describe("check", () => {
           start_column: 0,
           type: "type",
         },
+        {
+          path: "some/path",
+          identifier: "Var",
+          start_line: 0,
+          start_column: 0,
+          type: "duplicate",
+          duplicateIdentifiers: ["Var2"],
+        },
         {
           path: "some/path",
           identifier: "Var",
@@ -206,6 +275,7 @@ describe("check", () => {
 
       expect(counts.exports).toStrictEqual(2);
       expect(counts.types).toStrictEqual(2);
+      expect(counts.duplicates).toStrictEqual(3);
       expect(counts.classMembers).toStrictEqual(3);
       expect(counts.enumMembers).toStrictEqual(2);
     });
@@ -227,27 +297,47 @@ describe("check", () => {
 
     it("should only make three requests with 150 annotations", async () => {
       const updateCheckSpy = vi.spyOn(api, "updateCheck");
-      const iToType = (i: number): Exclude<ItemMeta["type"], "duplicate"> => {
-        switch (i % 4) {
+      const iToType = (i: number): ItemMeta["type"] => {
+        switch (i % 5) {
           case 0:
             return "export";
           case 1:
             return "type";
           case 2:
-            return "class";
+            return "duplicate";
           case 3:
+            return "class";
+          case 4:
             return "enum";
           default:
             throw new Error();
         }
       };
-      const items: ItemMeta[] = [...Array(150).keys()].map((i) => ({
-        path: "some/path",
-        identifier: `Var${i}`,
-        start_line: 0,
-        start_column: 0,
-        type: iToType(i),
-      }));
+      const items: ItemMeta[] = [...Array(150).keys()].map((i) => {
+        const type = iToType(i);
+        const meta: Omit<ItemMeta, "type"> = {
+          path: "some/path",
+          identifier: `Var${i}`,
+          start_line: 0,
+          start_column: 0,
+        };
+        switch (type) {
+          case "type":
+          case "export":
+          case "class":
+          case "enum":
+            return {
+              ...meta,
+              type: type,
+            };
+          case "duplicate":
+            return {
+              ...meta,
+              type: type,
+              duplicateIdentifiers: ["Var2"],
+            };
+        }
+      });
 
       await updateCheckAnnotations(0, items, false);
 
diff --git a/src/tasks/check.ts b/src/tasks/check.ts
index 78ac95e..3e2b176 100644
--- a/src/tasks/check.ts
+++ b/src/tasks/check.ts
@@ -20,6 +20,7 @@ export type Annotation = NonNullable<Unpacked<NonNullable<CheckOutput>["annotati
 export class AnnotationsCount {
   public exports: number = 0;
   public types: number = 0;
+  public duplicates: number = 0;
   public enumMembers: number = 0;
   public classMembers: number = 0;
 
@@ -31,6 +32,9 @@ export class AnnotationsCount {
       case "type":
         this.types++;
         break;
+      case "duplicate":
+        this.duplicates++;
+        break;
       case "class":
         this.classMembers++;
         break;
@@ -74,9 +78,6 @@ export async function updateCheckAnnotations(
 
       count.increaseCount(meta.type);
 
-      const typeMessage =
-        meta.type === "class" || meta.type === "enum" ? `${meta.type} member` : meta.type;
-
       const annotation: Annotation = {
         path: meta.path,
         start_line: meta.start_line,
@@ -84,8 +85,38 @@ export async function updateCheckAnnotations(
         start_column: meta.start_column,
         end_column: meta.start_column + meta.identifier.length,
         annotation_level: ignoreResults ? "warning" : "failure",
-        message: `${meta.identifier} is an unused ` + typeMessage,
+        message: "",
       };
+      switch (meta.type) {
+        case "type":
+        case "export":
+        case "class":
+        case "enum":
+          {
+            const typeMessage =
+              meta.type === "class" || meta.type === "enum" ? `${meta.type} member` : meta.type;
+            annotation.message = `'${meta.identifier}' is an unused ${typeMessage}`;
+          }
+          break;
+        case "duplicate":
+          // eslint-disable-next-line no-case-declarations
+          const duplicatesStr = (() => {
+            const names = meta.duplicateIdentifiers.map((name) => `'${name}'`);
+            if (names.length <= 1) {
+              return names.join(""); // coerce to string if empty collection
+            }
+            if (names.length === 2) {
+              return `${names[0]} and ${names[1]}`;
+            }
+            const last = names.pop();
+            return `${names.join(", ")} and ${last}`;
+          })();
+          annotation.message =
+            `'${meta.identifier}' is a duplicate` +
+            (duplicatesStr.length === 0 ? "" : ` of ${duplicatesStr}`);
+          break;
+      }
+
       annotations.push(annotation);
     }