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56 lines
1.7 KiB
Lua
56 lines
1.7 KiB
Lua
local globals = require 'libmodal/src/globals'
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local Indicator = require 'libmodal/src/utils/Indicator'
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--[[/* MODULE */]]
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local api = {}
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--- Send a character to exit a mode.
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--- @param exit_char string the character used to exit the mode, or ESCAPE if none was provided.
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function api.mode_exit(exit_char)
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-- If there was no provided `exit_char`, or it is a character code.
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if not exit_char or type(exit_char) == globals.TYPE_NUM then
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-- Translate the character code or default to escape.
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exit_char = string.char(exit_char or globals.ESC_NR)
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end
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-- Exit the prompt by sending an escape key.
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vim.api.nvim_feedkeys(exit_char, 'nt', false)
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end
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--- Make vim ring the visual/audio bell, if it is enabled.
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function api.nvim_bell()
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vim.api.nvim_command('normal '..string.char(27)) -- escape char
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end
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--- Run the `mode` command to refresh the screen.
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function api.nvim_redraw()
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vim.api.nvim_command 'mode'
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end
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--- Echo a list of `Indicator`s with their associated highlighting.
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--- @param indicators libmodal.utils.Indicator|table<libmodal.utils.Indicator> the indicators to echo
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function api.nvim_lecho(indicators)
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if indicators.hl then -- wrap the single indicator in a table to form a list of indicators
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indicators = {indicators}
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end
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api.nvim_redraw()
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for _, indicator in ipairs(indicators) do
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vim.api.nvim_command('echohl ' .. indicator.hl .. " | echon '" .. indicator.str .. "'")
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end
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vim.api.nvim_command 'echohl None'
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end
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--- Show an error.
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--- @param title string a succint category of error
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--- @param msg string a descriptive reason for the error
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function api.nvim_show_err(title, msg)
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api.nvim_lecho {Indicator.new('Title', tostring(title)..'\n'), Indicator.new('Error', tostring(msg))}
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vim.fn.getchar()
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end
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return api
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