Improve local definition docs + add CI workflow

- Add signature and arglists to local var documentation
- Resolve arglists at runtime since clojure-lsp doesn't provide them
- Add GitHub Actions workflow for SCIP indexing on push

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.github/workflows/scip-index.yml

@@ -0,0 +1,47 @@
+name: SCIP Index
+
+on:
+  push:
+    branches: [main, master]
+  workflow_dispatch:  # Allow manual trigger
+
+jobs:
+  index:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Clojure
+        uses: DeLaGuardo/setup-clojure@12.5
+        with:
+          cli: latest
+
+      - name: Cache Clojure dependencies
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.m2/repository
+            ~/.gitlibs
+            ~/.clojure
+          key: ${{ runner.os }}-clojure-${{ hashFiles('**/deps.edn') }}
+          restore-keys: |
+            ${{ runner.os }}-clojure-
+
+      - name: Install clojure-lsp
+        run: |
+          curl -fsSL https://raw.githubusercontent.com/clojure-lsp/clojure-lsp/master/install | bash
+          echo "$HOME/.local/bin" >> $GITHUB_PATH
+
+      - name: Generate SCIP index
+        run: clojure -M:run -p . -o index.scip
+
+      - name: Install Sourcegraph CLI
+        run: |
+          curl -fsSL https://sourcegraph.com/.api/src-cli/src_linux_amd64 -o /usr/local/bin/src
+          chmod +x /usr/local/bin/src
+
+      - name: Upload to Sourcegraph
+        run: src code-intel upload -file=index.scip
+        env:
+          SRC_ENDPOINT: ${{ secrets.SRC_ENDPOINT }}
+          SRC_ACCESS_TOKEN: ${{ secrets.SRC_ACCESS_TOKEN }}

deps.edn

@@ -4,7 +4,11 @@
         org.clojure/tools.cli {:mvn/version "1.1.230"}}
 
  :aliases
- {:build {:extra-deps {io.github.clojure/tools.build {:mvn/version "0.10.5"}}
+ {:nrepl {:extra-deps {nrepl/nrepl {:mvn/version "1.3.0"}
+                       cider/cider-nrepl {:mvn/version "0.50.2"}}
+          :main-opts ["-m" "nrepl.cmdline" "--middleware" "[cider.nrepl/cider-middleware]"]}
+
+  :build {:extra-deps {io.github.clojure/tools.build {:mvn/version "0.10.5"}}
           :ns-default build}
 
   :run {:main-opts ["-m" "scip-clojure.core"]}

src/scip_clojure/core.clj

@@ -79,17 +79,42 @@
     (.setSymbolRoles builder (int Scip$SymbolRole/Definition_VALUE))
     (.build builder)))
 
+(defn get-var-arglists
+  "Get arglists for a var by resolving it at runtime."
+  [ns-sym var-name]
+  (try
+    (require (symbol ns-sym))
+    (when-let [v (ns-resolve (symbol ns-sym) (symbol var-name))]
+      (:arglists (meta v)))
+    (catch Exception _ nil)))
+
+(defn format-arglists
+  "Format arglists for display."
+  [arglists]
+  (when (seq arglists)
+    (str/join "\n" (map #(str "  " (pr-str %)) arglists))))
+
 (defn var-definition->symbol-info
   "Convert a clojure-lsp var-definition to SCIP SymbolInformation."
-  [{:keys [ns name doc defined-by fixed-arities]}]
-  (let [builder (Scip$SymbolInformation/newBuilder)]
+  [{:keys [ns name doc defined-by fixed-arities arglist-strs macro]}]
+  (let [builder (Scip$SymbolInformation/newBuilder)
+        ;; Get arglists from runtime if not provided by clojure-lsp
+        arglists (or (seq arglist-strs)
+                     (get-var-arglists ns name))
+        ;; Check if macro from defined-by if not in metadata
+        is-macro (or macro
+                     (= defined-by 'clojure.core/defmacro))
+        sig (str (when is-macro "macro ") ns "/" name)]
     (.setSymbol builder (make-symbol ns name))
+    ;; Add signature as first doc line
+    (.addDocumentation builder (str "```clojure\n" sig "\n```"))
+    ;; Add arglists in code block
+    (when (seq arglists)
+      (.addDocumentation builder
+        (str "```clojure\n" (format-arglists arglists) "\n```")))
+    ;; Add docstring
     (when doc
       (.addDocumentation builder doc))
-    (when defined-by
-      (.addDocumentation builder (str "Defined by: " defined-by)))
-    (when (seq fixed-arities)
-      (.addDocumentation builder (str "Arities: " (str/join ", " fixed-arities))))
     (.build builder)))
 
 (defn var-usage->occurrence
@@ -200,12 +225,6 @@
            :ns ns-sym}))
       (catch Exception _ nil))))
 
-(defn format-arglists
-  "Format arglists for display."
-  [arglists]
-  (when (seq arglists)
-    (str/join "\n" (map #(str "  " (pr-str %)) arglists))))
-
 (defn external-symbol->symbol-info
   "Create SCIP SymbolInformation for an external symbol with documentation."
   [{:keys [ns name doc arglists macro special-form]}]
@@ -334,7 +353,8 @@
                      "clojure-lsp")
         result (sh lsp-path "dump"
                    "--project-root" project-root
-                   "--output" "{:format :edn}")]
+                   "--output" "{:format :edn}"
+                   "--analysis" "{:arglists true}")]
     (if (zero? (:exit result))
       (do
         (println "Parsing clojure-lsp output...")