fix(compiler): compile all themes inst of 1 mult times

Fix bug where the current theme gets compiled multiple times instead of
compiling all themes.

Author: tmillr

CHANGELOG.md

@@ -20,6 +20,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Fixed few regex-based/legacy highlight corrections (fixed #285)
 - Closed #251
+- Fixed bug where the current theme gets compiled multiple times instead of compiling all themes #290
 
 ## [v1.0.1] - 23 July 2023
 

lua/github-theme/config.lua

@@ -99,10 +99,10 @@ function M.reset()
 end
 
 function M.get_compiled_info(opts)
+  opts = opts or {}
   local output_path = opts.output_path or M.options.compile_path
   local file_suffix = opts.file_suffix or M.options.compile_file_suffix
-  local style = opts.name or M.theme
-  return output_path, util.join_paths(output_path, style .. file_suffix)
+  return output_path, util.join_paths(output_path, (opts.theme or M.theme) .. file_suffix)
 end
 
 function M.hash()

lua/github-theme/init.lua

@@ -24,14 +24,20 @@ function M.reset()
   require('github-theme.override').reset()
 end
 
+---Compiles all themes/styles with their current settings.
+---@return nil
 function M.compile()
   require('github-theme.lib.log').clear()
-
   local compiler = require('github-theme.lib.compiler')
   local themes = require('github-theme.palette').themes
-  for _, style in ipairs(themes) do
-    compiler.compile({ style = style })
+  local current_theme = config.theme
+  for _, theme in ipairs(themes) do
+    -- Compile current theme last (see discussion in #290)
+    if theme ~= current_theme then
+      compiler.compile({ theme = theme })
+    end
   end
+  compiler.compile({ theme = current_theme })
 end
 
 -- Avoid g:colors_name reloading
@@ -94,8 +100,9 @@ M.setup = function(opts)
   local cached_path = util.join_paths(config.options.compile_path, 'cache')
   local cached = read_file(cached_path)
 
-  local git_path = util.join_paths(debug.getinfo(1).source:sub(2, -27), '.git')
-  local git = vim.fn.getftime(git_path)
+  local git_path =
+    vim.fn.fnamemodify(vim.fn.resolve(debug.getinfo(1).source:sub(2)), ':p:h:h:h')
+  local git = vim.fn.getftime(util.join_paths(git_path, '.git'))
   local hash = require('github-theme.lib.hash')(opts) .. (git == -1 and git_path or git)
 
   if cached ~= hash then

lua/github-theme/lib/compiler.lua

@@ -22,10 +22,14 @@ local function should_link(link)
   return link and link ~= ''
 end
 
+---Compiles a single theme/style. `opts.theme` specifies the theme to compile,
+---otherwise the currently-set theme will be compiled.
+---@param opts? { theme: string }
+---@return nil
 function M.compile(opts)
   opts = opts or {}
-  local theme = config.theme
-  local spec = require('github-theme.spec').load(theme)
+  opts.theme = opts.theme or config.theme
+  local spec = require('github-theme.spec').load(opts.theme)
   local groups = require('github-theme.group').from(spec)
   local background = spec.palette.meta.light and 'light' or 'dark'
 
@@ -39,7 +43,7 @@ vim.o.termguicolors = true
 vim.g.colors_name = "%s"
 vim.o.background = "%s"
     ]],
-      theme,
+      opts.theme,
       background
     ),
   }
@@ -65,8 +69,6 @@ vim.o.background = "%s"
   end
 
   table.insert(lines, 'end)')
-
-  opts.name = theme
   local output_path, output_file = config.get_compiled_info(opts)
   util.ensure_dir(output_path)
 
@@ -94,6 +96,7 @@ Bellow is the error message:
         tmpfile
       )
     )
+
     local efile = io.open(tmpfile, 'wb')
     efile:write(table.concat(lines, '\n'))
     efile:close()