patch 8.2.4648: handling LSP messages is a bit slow
Problem: Handling LSP messages is a bit slow.
Solution: Included support for LSP messages. (Yegappan Lakshmanan,
closes #10025)
diff --git a/src/json.c b/src/json.c
index 942d131..b23bfa0 100644
--- a/src/json.c
+++ b/src/json.c
@@ -86,6 +86,32 @@
ga_append(&ga, NUL);
return ga.ga_data;
}
+
+/*
+ * Encode "val" into a JSON format string prefixed by the LSP HTTP header.
+ * Returns NULL when out of memory.
+ */
+ char_u *
+json_encode_lsp_msg(typval_T *val)
+{
+ garray_T ga;
+ garray_T lspga;
+
+ ga_init2(&ga, 1, 4000);
+ if (json_encode_gap(&ga, val, 0) == FAIL)
+ return NULL;
+ ga_append(&ga, NUL);
+
+ ga_init2(&lspga, 1, 4000);
+ vim_snprintf((char *)IObuff, IOSIZE,
+ "Content-Length: %u\r\n"
+ "Content-Type: application/vim-jsonrpc; charset=utf-8\r\n\r\n",
+ ga.ga_len - 1);
+ ga_concat(&lspga, IObuff);
+ ga_concat_len(&lspga, ga.ga_data, ga.ga_len);
+ ga_clear(&ga);
+ return lspga.ga_data;
+}
#endif
static void