refactor(source): remove unnecessary concatenation with Lua (#28499)

3 files changed, 8 insertions, 24 deletions

diff --git a/src/nvim/eval.c b/src/nvim/eval.c
index 213948a028..70cf2b973d 100644
--- a/src/nvim/eval.c
+++ b/src/nvim/eval.c
@@ -7904,8 +7904,8 @@ hashtab_T *find_var_ht_dict(const char *name, const size_t name_len, const char
           .channel_id = LUA_INTERNAL_CALL,
         };
         bool should_free;
-        // should_free is ignored as script_sctx will be resolved to a fnmae
-        // & new_script_item will consume it.
+        // should_free is ignored as script_ctx will be resolved to a fname
+        // and new_script_item() will consume it.
         char *sc_name = get_scriptname(last_set, &should_free);
         new_script_item(sc_name, &current_sctx.sc_sid);
       }
diff --git a/src/nvim/lua/executor.c b/src/nvim/lua/executor.c
index 9096cac619..a76b8213e5 100644
--- a/src/nvim/lua/executor.c
+++ b/src/nvim/lua/executor.c
@@ -1487,7 +1487,7 @@ static void nlua_typval_exec(const char *lcmd, size_t lcmd_len, const char *name
   }
 }
 
-int nlua_source_using_linegetter(LineGetter fgetline, void *cookie, char *name)
+void nlua_source_str(const char *code, char *name)
 {
   const sctx_T save_current_sctx = current_sctx;
   current_sctx.sc_sid = SID_STR;
@@ -1495,22 +1495,11 @@ int nlua_source_using_linegetter(LineGetter fgetline, void *cookie, char *name)
   current_sctx.sc_lnum = 0;
   estack_push(ETYPE_SCRIPT, name, 0);
 
-  garray_T ga;
-  char *line = NULL;
-
-  ga_init(&ga, (int)sizeof(char *), 10);
-  while ((line = fgetline(0, cookie, 0, false)) != NULL) {
-    GA_APPEND(char *, &ga, line);
-  }
-  char *code = ga_concat_strings_sep(&ga, "\n");
   size_t len = strlen(code);
   nlua_typval_exec(code, len, name, NULL, 0, false, NULL);
 
   estack_pop();
   current_sctx = save_current_sctx;
-  ga_clear_strings(&ga);
-  xfree(code);
-  return OK;
 }
 
 /// Call a LuaCallable given some typvals
diff --git a/src/nvim/runtime.c b/src/nvim/runtime.c
index 9b8bfd4495..d913d311db 100644
--- a/src/nvim/runtime.c
+++ b/src/nvim/runtime.c
@@ -1889,11 +1889,6 @@ static bool concat_continued_line(garray_T *const ga, const int init_growsize, c
 }
 
 typedef struct {
-  linenr_T curr_lnum;
-  const linenr_T final_lnum;
-} GetBufferLineCookie;
-
-typedef struct {
   char *buf;
   size_t offset;
 } GetStrLineCookie;
@@ -2009,15 +2004,15 @@ void cmd_source_buffer(const exarg_T *const eap, bool ex_lua)
     ga_append(&ga, NL);
   }
   ((char *)ga.ga_data)[ga.ga_len - 1] = NUL;
-  const GetStrLineCookie cookie = {
-    .buf = ga.ga_data,
-    .offset = 0,
-  };
   if (ex_lua || strequal(curbuf->b_p_ft, "lua")
       || (curbuf->b_fname && path_with_extension(curbuf->b_fname, "lua"))) {
     char *name = ex_lua ? ":{range}lua" : ":source (no file)";
-    nlua_source_using_linegetter(get_str_line, (void *)&cookie, name);
+    nlua_source_str(ga.ga_data, name);
   } else {
+    const GetStrLineCookie cookie = {
+      .buf = ga.ga_data,
+      .offset = 0,
+    };
     source_using_linegetter((void *)&cookie, get_str_line, ":source (no file)");
   }
   ga_clear(&ga);