Add LSP initialize

BojanStipic · Apr 9, 2019 · fb0e147 · fb0e147
1 parent 845f48d
commit fb0e147
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Showing 2 changed files with 28 additions and 0 deletions.
diff --git a/lsp.c b/lsp.c
@@ -74,6 +74,10 @@ void json_rpc(const cJSON *request) {
   }
   //const cJSON *params_json = cJSON_GetObjectItem(request, "params");
 
+  // RPC
+  if(strcmp(method, "initialize") == 0) {
+    lsp_initialize(id);
+  }
 }
 
 void lsp_send_response(int id, cJSON *result) {
@@ -90,3 +94,17 @@ void lsp_send_response(int id, cJSON *result) {
   free(output);
   cJSON_Delete(response);
 }
+
+// **************
+// RPC functions:
+// **************
+
+void lsp_initialize(int id) {
+  cJSON *result = cJSON_CreateObject();
+  cJSON *capabilities = cJSON_CreateObject();
+  cJSON_AddNumberToObject(capabilities, "textDocumentSync", 1);
+  // TODO add other capabilities
+
+  cJSON_AddItemToObject(result, "capabilities", capabilities);
+  lsp_send_response(id, result);
+}
diff --git a/lsp.h b/lsp.h
@@ -24,4 +24,14 @@ void json_rpc(const cJSON *request);
  */
 void lsp_send_response(int id, cJSON *result);
 
+// **************
+// RPC functions:
+// **************
+
+/*
+ * Parses LSP initialize request, and sends a response accordingly.
+ * Response specifies language server's capabilities.
+ */
+void lsp_initialize(int id);
+
 #endif