[gnome-builder] langserv: include text and languageId with textDocument diagnostics

[Christian Hergert <chergert src gnome org>]

commit efbf8180c8a01ab1a9208fba8d7f7aceaebb57b7
Author: Christian Hergert <chergert redhat com>
Date:   Wed Mar 29 19:55:33 2017 -0600

    langserv: include text and languageId with textDocument diagnostics

 libide/langserv/ide-langserv-client.c |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)
---
diff --git a/libide/langserv/ide-langserv-client.c b/libide/langserv/ide-langserv-client.c
index 8637b73..900e252 100644
--- a/libide/langserv/ide-langserv-client.c
+++ b/libide/langserv/ide-langserv-client.c
@@ -281,6 +281,11 @@ ide_langserv_client_buffer_loaded (IdeLangservClient *self,
 {
   g_autoptr(GVariant) params = NULL;
   g_autofree gchar *uri = NULL;
+  g_autofree gchar *text = NULL;
+  GtkSourceLanguage *language;
+  const gchar *language_id;
+  GtkTextIter begin;
+  GtkTextIter end;
 
   IDE_ENTRY;
 
@@ -305,9 +310,20 @@ ide_langserv_client_buffer_loaded (IdeLangservClient *self,
 
   uri = ide_buffer_get_uri (buffer);
 
+  gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (buffer), &begin, &end);
+  text = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (buffer), &begin, &end, TRUE);
+
+  language = gtk_source_buffer_get_language (GTK_SOURCE_BUFFER (buffer));
+  if (language != NULL)
+    language_id = gtk_source_language_get_id (language);
+  else
+    language_id = "text/plain";
+
   params = JSONRPC_MESSAGE_NEW (
     "textDocument", "{",
       "uri", JSONRPC_MESSAGE_PUT_STRING (uri),
+      "languageId", JSONRPC_MESSAGE_PUT_STRING (language_id),
+      "text", JSONRPC_MESSAGE_PUT_STRING (text),
     "}"
   );