Enhance: extract helper functions from apply_trans_sep()
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@ -11,13 +11,8 @@ local modules = require('lualine.utils.lazy_require'){
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local config -- Stores cureently applied config
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local new_config = true -- Stores config that will be applied
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local function apply_transitional_separators(status)
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local status_applied = {} -- Collects all the pieces for concatation
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local last_hl -- Stores lash highligjt group that we found
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local copied_pos = 1 -- Tracks how much we've copied over to status_applied
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local str_checked = 1 -- Tracks where the searcher head is at
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local function find_next_hl()
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-- Helper for apply_transitional_separators()
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local function find_next_hl(status, str_checked)
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-- Gets the next valid hl group from str_checked
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local hl_pos_start, hl_pos_end = status:find('%%#.-#', str_checked)
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while true do
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@ -31,19 +26,27 @@ local function apply_transitional_separators(status)
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return status:sub(hl_pos_start + 2, hl_pos_end - 1)
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end
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local function fill_section_separator(sep, reverse)
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-- Helper for apply_transitional_separators()
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local function fill_section_separator(status, str_checked, last_hl, sep, reverse)
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-- Inserts transitional separator along with transitional highlight
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if last_hl and #last_hl == 0 then return end
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local next_hl = find_next_hl()
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local next_hl = find_next_hl(status, str_checked)
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if next_hl == nil then return end
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local transitional_highlight = reverse -- lua ternary assignment x ? y : z
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and modules.highlight.get_transitional_highlights(last_hl, next_hl)
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or modules.highlight.get_transitional_highlights(next_hl, last_hl)
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if transitional_highlight then
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table.insert(status_applied, transitional_highlight .. sep)
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return transitional_highlight .. sep
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end
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end
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local function apply_transitional_separators(status)
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local status_applied = {} -- Collects all the pieces for concatation
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local last_hl -- Stores lash highligjt group that we found
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local copied_pos = 1 -- Tracks how much we've copied over to status_applied
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local str_checked = 1 -- Tracks where the searcher head is at
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-- Process entire status replace the %s{sep} & %S{sep} placeholders
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-- with proper transitional separator.
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while str_checked ~= nil do
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@ -61,7 +64,8 @@ local function apply_transitional_separators(status)
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-- %s{sep} is marker for left separator and
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local sep = status:match('^%%s{(.-)}', str_checked)
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str_checked = str_checked + #sep + 4 -- 4 = len(%{})
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fill_section_separator(sep, false)
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local trans_sep = fill_section_separator(status, str_checked, last_hl, sep, false)
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if trans_sep then table.insert(status_applied, trans_sep) end
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copied_pos = str_checked
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elseif next_char == 'S' then
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-- %S{sep} is marker for right separator and
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@ -72,7 +76,8 @@ local function apply_transitional_separators(status)
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-- and in this exact order skip the left sep as we can't draw both.
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str_checked = status:find('}', str_checked) + 1
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end
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fill_section_separator(sep, true)
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local trans_sep = fill_section_separator(status, str_checked, last_hl, sep, true)
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if trans_sep then table.insert(status_applied, trans_sep) end
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copied_pos = str_checked
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elseif next_char == '%' then
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str_checked = str_checked + 2 -- Skip the following % too
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