feat(generator): implement module_init_definition

src/awesomewm.d.tl/generator/init.tl

@@ -1,5 +1,6 @@
 return {
    global_env_def = require "generator.global_env_def",
-   teal_type_definitions = require "generator.teal_type_definitions",
+   module_init_definition = require "generator.module_init_definition",
    snippets = require "generator.snippets",
+   teal_type_definitions = require "generator.teal_type_definitions",
 }

src/awesomewm.d.tl/generator/module_init_definition.tl

@@ -0,0 +1,31 @@
+local Map = require "pl.Map"
+local template = require "pl.template"
+local utils = require "utils"
+local snippets = require "generator.snippets"
+
+-- The long therm goal is to have so many `snippets.render_*` functions that
+-- we can render the whole file with the smallest template possible.
+local tmpl = [[
+-- Auto generated file (Do not manually edit this file!)
+
+return {
+# for name, path in requires:iter() do
+   $(name) = require "$(path)",
+# end -- /for
+}
+]]
+
+local module = {}
+
+function module.generate_teal(requires: Map<string, string>): string
+   local tmpl_args = {
+      ipairs = ipairs,
+      requires = requires,
+      snippets = snippets,
+   }
+   return utils.do_or_fail(template.substitute, tmpl, tmpl_args)
+
+end
+
+return module
+

src/awesomewm.d.tl/init.tl

@@ -125,3 +125,15 @@ filesystem.file_writer.write(
    generator.global_env_def.generate_teal(global_env_def),
    property.out_directory .. "/global_env.d.tl"
 )
+
+for module, children in tree:iter() do
+   local requires: Map<string, string> = Map()
+   for child in children:iter() do
+      local name = child:gmatch(".*%.(.*)$")()
+      requires:set(name, child)
+   end
+   filesystem.file_writer.write(
+      generator.module_init_definition.generate_teal(requires),
+      property.out_directory .. "/" .. module:gsub("%.", "/") .. ".d.tl"
+   )
+end