Use Lua code blocks in lua_api.md

doc/client_lua_api.md

@@ -170,6 +170,7 @@ from the available ones of the following files:
 
 Examples of sound parameter tables:
 
+```lua
 -- Play locationless
 {
     gain = 1.0, -- default
@@ -190,6 +191,7 @@ Examples of sound parameter tables:
     gain = 1.0, -- default
     loop = true,
 }
+```
 
 Looped sounds must either be connected to an object or played locationless.
 
@@ -205,7 +207,9 @@ Representations of simple things
 
 ### Position/vector
 
+```lua
 {x=num, y=num, z=num}
+```
 
 For helper functions see "Vector helpers".
 
@@ -231,19 +235,27 @@ is present, mapped to a boolean of any value, the specified flag is unset.
 
 E.g. A flag field of value
 
+```lua
 {place_center_x = true, place_center_y=false, place_center_z=true}
+```
 
 is equivalent to
 
+```lua
 {place_center_x = true, noplace_center_y=true, place_center_z=true}
+```
 
 which is equivalent to
 
+```lua
 "place_center_x, noplace_center_y, place_center_z"
+```
 
 or even
 
+```lua
 "place_center_x, place_center_z"
+```
 
 since, by default, no schematic attributes are set.
 
@@ -1176,10 +1188,12 @@ Can be obtained via `minetest.get_meta(pos)`.
 A raycast on the map. It works with selection boxes.
 Can be used as an iterator in a for loop as:
 
+```lua
 local ray = Raycast(...)
 for pointed_thing in ray do
     ...
 end
+```
 
 The map is loaded as the ray advances. If the map is modified after the
 `Raycast` is created, the changes may or may not have an effect on the object.
@@ -1292,12 +1306,15 @@ It can be created via `Raycast(pos1, pos2, objects, liquids)` or
 
 ### Chat command definition (`register_chatcommand`)
 
+```lua
 {
     params = "<name> <privilege>", -- Short parameter description
     description = "Remove privilege from player", -- Full description
     func = function(param),        -- Called when command is run.
                                    -- Returns boolean success and text output.
 }
+```
+
 ### Server info
 ```lua
 {
@@ -1309,6 +1326,7 @@ It can be created via `Raycast(pos1, pos2, objects, liquids)` or
 ```
 
 ### HUD Definition (`hud_add`, `hud_get`)
+
 ```lua
 {
     hud_elem_type = "image", -- see HUD element types, default "text"
@@ -1478,6 +1496,7 @@ Same as `image`, but does not accept a `position`; the position is instead deter
 
 ### Particle definition (`add_particle`)
 
+```lua
 {
     pos = {x=0, y=0, z=0},
     velocity = {x=0, y=0, z=0},
@@ -1500,9 +1519,11 @@ Same as `image`, but does not accept a `position`; the position is instead deter
     glow = 0
     --  ^ optional, specify particle self-luminescence in darkness
 }
+```
 
 ### `ParticleSpawner` definition (`add_particlespawner`)
 
+```lua
 {
     amount = 1,
     time = 1,
@@ -1530,3 +1551,4 @@ Same as `image`, but does not accept a `position`; the position is instead deter
     texture = "image.png",
     --  ^ Uses texture (string)
 }
+```

doc/menu_lua_api.md

@@ -22,6 +22,7 @@ Gamedata
 
 The "gamedata" table is read when calling `core.start()`. It should contain:
 
+```lua
 {
     playername     = <name>,
     password       = <password>,
@@ -30,6 +31,7 @@ The "gamedata" table is read when calling `core.start()`. It should contain:
     selected_world = <index>, -- 0 for client mode
     singleplayer   = <true/false>,
 }
+```
 
 
 Functions
@@ -116,6 +118,7 @@ HTTP Requests
 
 Used by `HTTPApiTable.fetch` and `HTTPApiTable.fetch_async`.
 
+```lua
 {
     url = "http://example.org",
 
@@ -141,12 +144,14 @@ Used by `HTTPApiTable.fetch` and `HTTPApiTable.fetch_async`.
     -- Optional, if true performs a multipart HTTP request.
     -- Default is false.
 }
+```
 
 ### `HTTPRequestResult` definition
 
 Passed to `HTTPApiTable.fetch` callback. Returned by
 `HTTPApiTable.fetch_async_get`.
 
+```lua
 {
     completed = true,
     -- If true, the request has finished (either succeeded, failed or timed
@@ -163,6 +168,7 @@ Passed to `HTTPApiTable.fetch` callback. Returned by
 
     data = "response"
 }
+```
 
 
 Formspec
@@ -209,6 +215,7 @@ GUI
   * name of current renderer, e.g. "OpenGL 4.6"
 * `core.get_window_info()`: Same as server-side `get_player_window_information` API.
 
+  ```lua
   -- Note that none of these things are constant, they are likely to change
   -- as the player resizes the window and moves it between monitors
   --
@@ -241,6 +248,7 @@ GUI
       -- Equal to the setting `hud_scaling` multiplied by `dpi / 96`
       real_hud_scaling = 1,
   }
+  ```
 
 
 
@@ -262,7 +270,7 @@ Package - content which is downloadable from the content db, may or may not be i
 
       Ex:
 
-      ```
+      ```lua
       {
           mods = "/home/user/.minetest/mods",
           share = "/usr/share/minetest/mods",
@@ -281,7 +289,7 @@ Package - content which is downloadable from the content db, may or may not be i
 * `core.get_games()` -> table of all games (possible in async calls)
     * `name` in return value is deprecated, use `title` instead.
     * returns a table (ipairs) with values:
-
+      ```lua
       {
           id               = <id>,
           path             = <full path to game>,
@@ -289,12 +297,13 @@ Package - content which is downloadable from the content db, may or may not be i
           title            = <title of game>,
           menuicon_path    = <full path to menuicon>,
           author           = "author",
-              DEPRECATED:
+          --DEPRECATED:
           addon_mods_paths = {[1] = <path>,},
       }
+      ```
 * `core.get_content_info(path)`
     * returns
-
+      ```lua
       {
           name             = "technical_id",
           type             = "mod" or "modpack" or "game" or "txp",
@@ -305,18 +314,20 @@ Package - content which is downloadable from the content db, may or may not be i
           depends          = {"mod", "names"}, -- mods only
           optional_depends = {"mod", "names"}, -- mods only
       }
+      ```
 * `core.check_mod_configuration(world_path, mod_paths)`
     * Checks whether configuration is valid.
     * `world_path`: path to the world
     * `mod_paths`: list of enabled mod paths
     * returns:
-
+      ```lua
       {
           is_consistent = true,  -- true is consistent, false otherwise
           unsatisfied_mods = {},  -- list of mod specs
           satisfied_mods = {}, -- list of mod specs
           error_message = "",  -- message or nil
       }
+      ```
 
 Logging
 -------
@@ -346,7 +357,7 @@ Worlds
 
 * `core.get_worlds()` -> list of worlds (possible in async calls)
   * returns
-
+    ```lua
     {
         [1] = {
             path   = <full path to world>,
@@ -354,6 +365,7 @@ Worlds
             gameid = <gameid of world>,
         },
     }
+    ```
 * `core.create_world(worldname, gameid, init_settings)`
 * `core.delete_world(index)`