Status line

status_line.lua

local generator = function()
    local el_segments = {}

    -- Option 2, just a function that returns a string.
    local extensions = require('el.extensions')
    local subscribe = require('el.subscribe')
    local section = require('el.sections')
    table.insert(el_segments, extensions.mode) -- mode returns the current mode.

    table.insert(el_segments, section.split)

    table.insert(el_segments,
    subscribe.buf_autocmd(
      "el_git_branch",
      "BufEnter",
      function(window, buffer)
        local branch = extensions.git_branch(window, buffer)
        if branch then
          return branch
        end
      end
    ))

    table.insert(el_segments, section.split)

    -- expresss_line provides a helpful wrapper for these.
    -- You can check out el.builtin
    local builtin = require('el.builtin')
    table.insert(el_segments, builtin.file)

    table.insert(el_segments, section.split)

    -- Option 4, you can return a coroutine.
    --  In lua, you can cooperatively multi-thread.
    --  You can use `coroutine.yield()` to yield execution to another coroutine.
    --
    --  For example, in luvjob.nvim, there is `co_wait` which is a coroutine
    --  version of waiting for a job to complete. So you can start multiple
    --  jobs at once and wait for them to all be done.
    table.insert(el_segments, extensions.git_changes)

    table.insert(el_segments, section.split)

    table.insert(el_segments, builtin.filetype)

    table.insert(el_segments, builtin.percentage_through_file)
    return el_segments
end

-- And then when you're all done, just call
require('el').setup { generator = generator }