nvim: changed file structure more intuitively

.config/nvim/lua/autocmd.lua

@@ -0,0 +1,72 @@
+-- autocmd
+
+-- delete trailing whitespaces on save
+vim.api.nvim_create_autocmd({'BufWritePre'},
+{pattern = {'*'},
+command = [[%s/\s\+$//e]],
+})
+
+-- formatting options
+vim.api.nvim_create_autocmd({'FileType'},
+{pattern = {'markdown'},
+command = 'setlocal shiftwidth=2 softtabstop=2',
+})
+
+vim.api.nvim_create_autocmd({'FileType'},
+{pattern = {'java'},
+command = 'setlocal shiftwidth=2 softtabstop=2',
+})
+
+vim.api.nvim_create_autocmd({'FileType'},
+{pattern = {'javascript'},
+command = 'setlocal shiftwidth=2 softtabstop=2',
+})
+
+-- cleanup certain files after leaving the editor
+vim.api.nvim_create_autocmd({'VimLeave'},
+{pattern = {'*.c'},
+command = '!cclear'
+})
+
+vim.api.nvim_create_autocmd({'VimLeave'},
+{pattern = {'*.tex'},
+command = '!texclear %'
+})
+
+-- highlighting break line
+vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
+{pattern = {'c'},
+command = 'set colorcolumn=80'
+})
+
+vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
+{pattern = {'java'},
+command = 'set colorcolumn=100'
+})
+
+vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
+{pattern = {'markdown'},
+command = 'set colorcolumn=80'
+})
+
+vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
+{pattern = {'nim'},
+command = 'set colorcolumn=80'
+})
+
+vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
+{pattern = {'python'},
+command = 'set colorcolumn=80'
+})
+
+vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
+{pattern = {'tex'},
+command = 'set colorcolumn=80'
+})
+
+-- conceallevel
+vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
+{pattern = {'markdown'},
+command = 'set conceallevel=2'
+})
+