Jonathan Apodaca
c1a8af8b7c
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- range: extmarks/tsquery - mise for dev env - get rid of obsolete modules - implement as single file module
106 lines
3.2 KiB
Lua
106 lines
3.2 KiB
Lua
--
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-- Custom text objects:
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-- ag - whole file
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-- a. - current line
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-- aq/iq - nearest quote (any type)
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-- a"/i", a'/i', a`/i` - specific quotes
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-- al"/il", al'/il', al`/il` - "last" quote (searches backward)
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-- alB/ilB, al]/il], alb/ilb, al>/il> - "last" bracket objects
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--
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local u = require 'u'
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local Pos = u.Pos
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local Range = u.Range
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local M = {}
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function M.setup()
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-- Select whole file:
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u.define_txtobj('ag', function() return Range.from_buf_text(0) end)
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-- Select current line:
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u.define_txtobj('a.', function() return Range.from_line(0, Pos.from_pos('.').lnum) end)
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-- Select the nearest quote:
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u.define_txtobj('aq', function() return Range.find_nearest_quotes() end)
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u.define_txtobj('iq', function()
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local range = Range.find_nearest_quotes()
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if range == nil then return end
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return range:shrink(1)
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end)
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---Selects the next quote object (searches forward)
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--- @param q string
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local function define_quote_obj(q)
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local function select_around() return Range.from_motion('a' .. q) end
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u.define_txtobj('a' .. q, function() return select_around() end)
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u.define_txtobj('i' .. q, function()
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local range = select_around()
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if range == nil or range:is_empty() then return range end
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local start_next = range.start:next(1) or range.start
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local stop_prev = range.stop:next(-1)
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if start_next > stop_prev then return Range.new(start_next) end
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return range:shrink(1) or range
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end)
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end
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define_quote_obj [["]]
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define_quote_obj [[']]
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define_quote_obj [[`]]
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---Selects the "last" quote object (searches backward)
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--- @param q string
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local function define_last_quote_obj(q)
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local function select_around()
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local curr = Pos.from_pos('.'):find_next(-1, q)
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if not curr then return end
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-- Reset visual selection to current context:
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curr:save_to_pos '.'
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return Range.from_motion('a' .. q)
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end
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u.define_txtobj('al' .. q, function() return select_around() end)
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u.define_txtobj('il' .. q, function()
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local range = select_around()
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if range == nil or range:is_empty() then return range end
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local start_next = range.start:next(1) or range.start
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local stop_prev = range.stop:next(-1)
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if start_next > stop_prev then return Range.new(start_next) end
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return range:shrink(1) or range
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end)
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end
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define_last_quote_obj [["]]
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define_last_quote_obj [[']]
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define_last_quote_obj [[`]]
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-- Selects the "last" bracket object (searches backward):
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local function define_last_bracket_obj(b, ...)
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local function select_around()
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local curr = Pos.from_pos('.'):find_next(-1, b)
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if not curr then return end
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local other = curr:find_match(1000)
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if not other then return end
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return Range.new(curr, other)
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end
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local keybinds = { ... }
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table.insert(keybinds, b)
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for _, k in ipairs(keybinds) do
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u.define_txtobj('al' .. k, function() return select_around() end)
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u.define_txtobj('il' .. k, function()
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local range = select_around()
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return range and range:shrink(1)
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end)
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end
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end
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define_last_bracket_obj('}', 'B')
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define_last_bracket_obj ']'
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define_last_bracket_obj(')', 'b')
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define_last_bracket_obj '>'
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end
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return M
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