192 lines
6.0 KiB
Lua
192 lines
6.0 KiB
Lua
local core = require "core"
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local command = require "core.command"
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local config = require "core.config"
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local search = require "core.doc.search"
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local keymap = require "core.keymap"
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local DocView = require "core.docview"
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local CommandView = require "core.commandview"
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local StatusView = require "core.statusview"
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local max_last_finds = 50
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local last_finds, last_view, last_fn, last_text, last_sel
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local case_insensitive = config.find_case_insensitive or false
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local plain = config.find_plain or false
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local function doc()
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return last_view and last_view.doc or core.active_view.doc
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end
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local function get_find_tooltip()
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local rf = keymap.get_binding("find-replace:repeat-find")
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local ti = keymap.get_binding("find-replace:toggle-insensitivity")
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local tr = keymap.get_binding("find-replace:toggle-plain")
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return (plain and "[Plain] " or "") ..
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(case_insensitive and "[Insensitive] " or "") ..
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(rf and ("Press " .. rf .. " to select the next match.") or "") ..
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(ti and (" " .. ti .. " toggles case sensitivity.") or "") ..
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(tr and (" " .. tr .. " toggles plain find.") or "")
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end
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local function update_preview(sel, search_fn, text)
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local ok, line1, col1, line2, col2 =
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pcall(search_fn, last_view.doc, sel[1], sel[2], text, case_insensitive, plain)
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if ok and line1 and text ~= "" then
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last_view.doc:set_selection(line2, col2, line1, col1)
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last_view:scroll_to_line(line2, true)
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return true
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else
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last_view.doc:set_selection(unpack(sel))
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return false
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end
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end
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local function find(label, search_fn)
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last_view, last_sel, last_finds = core.active_view,
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{ core.active_view.doc:get_selection() }, {}
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local text, found = last_view.doc:get_text(unpack(last_sel)), false
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core.command_view:set_text(text, true)
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core.status_view:show_tooltip(get_find_tooltip())
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core.command_view:enter(label, function(text)
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core.status_view:remove_tooltip()
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if found then
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last_fn, last_text = search_fn, text
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else
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core.error("Couldn't find %q", text)
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last_view.doc:set_selection(unpack(last_sel))
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last_view:scroll_to_make_visible(unpack(last_sel))
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end
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end, function(text)
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found = update_preview(last_sel, search_fn, text)
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last_fn, last_text = search_fn, text
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end, function(explicit)
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core.status_view:remove_tooltip()
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if explicit then
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last_view.doc:set_selection(unpack(last_sel))
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last_view:scroll_to_make_visible(unpack(last_sel))
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end
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end)
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end
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local function replace(kind, default, fn)
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core.command_view:set_text(default, true)
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core.status_view:show_tooltip(get_find_tooltip())
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core.command_view:enter("Find To Replace " .. kind, function(old)
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core.command_view:set_text(old, true)
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local s = string.format("Replace %s %q With", kind, old)
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core.command_view:enter(s, function(new)
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local n = doc():replace(function(text)
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return fn(text, old, new)
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end)
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core.log("Replaced %d instance(s) of %s %q with %q", n, kind, old, new)
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end, function() end, function()
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core.status_view:remove_tooltip()
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end)
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end)
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end
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local function has_selection()
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return core.active_view:is(DocView) and core.active_view.doc:has_selection()
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end
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command.add(has_selection, {
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["find-replace:select-next"] = function()
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local l1, c1, l2, c2 = doc():get_selection(true)
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local text = doc():get_text(l1, c1, l2, c2)
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l1, c1, l2, c2 = search.find(doc(), l2, c2, text, { wrap = true })
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if l2 then doc():set_selection(l2, c2, l1, c1) end
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end
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})
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command.add("core.docview", {
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["find-replace:find"] = function()
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find("Find Text", function(doc, line, col, text, case_insensitive, plain)
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local opt = { wrap = true, no_case = case_insensitive, regex = not plain }
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return search.find(doc, line, col, text, opt)
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end)
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end,
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["find-replace:replace"] = function()
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replace("Text", doc():get_text(doc():get_selection(true)), function(text, old, new)
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if plain then
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return text:gsub(old:gsub("%W", "%%%1"), new:gsub("%%", "%%%%"), nil)
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end
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local result, matches = regex.gsub(regex.compile(old), text, new)
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return result, #matches
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end)
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end,
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["find-replace:replace-symbol"] = function()
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local first = ""
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if doc():has_selection() then
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local text = doc():get_text(doc():get_selection())
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first = text:match(config.symbol_pattern) or ""
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end
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replace("Symbol", first, function(text, old, new)
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local n = 0
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local res = text:gsub(config.symbol_pattern, function(sym)
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if old == sym then
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n = n + 1
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return new
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end
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end)
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return res, n
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end)
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end,
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})
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local function valid_for_finding()
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return core.active_view:is(DocView) or core.active_view:is(CommandView)
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end
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command.add(valid_for_finding, {
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["find-replace:repeat-find"] = function()
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if not last_fn then
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core.error("No find to continue from")
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else
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local sl1, sc1, sl2, sc2 = doc():get_selection(true)
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local line1, col1, line2, col2 = last_fn(doc(), sl1, sc2, last_text, case_insensitive, plain)
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if line1 then
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if last_view.doc ~= doc() then
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last_finds = {}
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end
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if #last_finds >= max_last_finds then
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table.remove(last_finds, 1)
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end
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table.insert(last_finds, { sl1, sc1, sl2, sc2 })
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doc():set_selection(line2, col2, line1, col1)
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last_view:scroll_to_line(line2, true)
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end
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end
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end,
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["find-replace:previous-find"] = function()
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local sel = table.remove(last_finds)
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if not sel or doc() ~= last_view.doc then
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core.error("No previous finds")
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return
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end
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doc():set_selection(table.unpack(sel))
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last_view:scroll_to_line(sel[3], true)
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end,
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})
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command.add("core.commandview", {
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["find-replace:toggle-insensitivity"] = function()
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case_insensitive = not case_insensitive
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core.status_view:show_tooltip(get_find_tooltip())
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update_preview(last_sel, last_fn, last_text)
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end,
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["find-replace:toggle-plain"] = function()
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plain = not plain
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core.status_view:show_tooltip(get_find_tooltip())
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update_preview(last_sel, last_fn, last_text)
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end
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})
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