fix(parsers): check if vim.fn.has() is 1 (#54)

* feat(parsers): move all parsers to their own submodule (#43)

BREAKING CHANGE: Parser modules have been moved

Add `check` functions to all parser modules

* fix: Termux compatible `is_readable_directory` function (#42)

* feat(util): use test command to check directory

* fix: use single quotes in util/file.lua

* feat(util): add type hints and documentation, remove old function

* feat(parsers): move all parsers to their own submodule (#43)

BREAKING CHANGE: Parser modules have been moved

Add `check` functions to all parser modules

* feat(util): use old "readable directory" method when not in Termux

* docs: start adding type definitions

* docs: consistent doc-comment

* fix: error on windows with no battery (#51)

* feat(parsers): move all parsers to their own submodule (#43)

BREAKING CHANGE: Parser modules have been moved

Add `check` functions to all parser modules

* fix: Termux compatible `is_readable_directory` function (#42)

* feat(util): use test command to check directory

* fix: use single quotes in util/file.lua

* feat(util): add type hints and documentation, remove old function

* feat(parsers): move all parsers to their own submodule (#43)

BREAKING CHANGE: Parser modules have been moved

Add `check` functions to all parser modules

* feat(util): use old "readable directory" method when not in Termux

* docs: start adding type definitions

* docs: consistent doc-comment

* fix(parsers/powershell): default to 2 when no batteries

* fix(parsers): check if `vim.fn.has()` is `1`

lua/battery/parsers/powershell.lua

@@ -97,7 +97,10 @@ end
 ---Check if this parser would work in the current environment
 ---@return boolean
 function M.check()
-  return vim.fn.has('win32') and vim.fn.executable('powershell') == 1
+  return (
+    vim.fn.has('win32') == 1
+    and vim.fn.executable('powershell') == 1
+  )
 end
 
 return M