Created
August 31, 2025 03:13
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autoindent plugin for rxi's lite editor, originally from https://raw.githubusercontent.com/a327ex/lite-plugins/master/plugins/autoindent.lua
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| local core = require "core" | |
| local command = require "core.command" | |
| local config = require "core.config" | |
| local keymap = require "core.keymap" | |
| config.autoindent_triggers = { | |
| "{%s*\n", "%(%s*\n", "%f[[]%[%s*\n", "%[%[%s*\n", "=%s*\n", ":%s*\n", | |
| "^#if.*\n", "^#else.*\n", "%f[%w]do%s*\n", "%f[%w]then%s*\n", | |
| "%f[%w]else%s*\n", "%f[%w]repeat%s*\n", "%f[%w]function.*%)%s*\n", "^%s*<([^/][^%s>]*)[^>]*>%s*\n", | |
| } | |
| local function indent_size(doc, line) | |
| local text = doc.lines[line] or "" | |
| local s, e = text:find("^[\t ]*") | |
| return e - s | |
| end | |
| command.add("core.docview", { | |
| ["autoindent:newline"] = function() | |
| command.perform("doc:newline") | |
| local doc = core.active_view.doc | |
| local line, col = doc:get_selection() | |
| local text = doc.lines[line - 1] | |
| for _, ptn in pairs(config.autoindent_triggers) do | |
| local s, _, str = text:find(ptn) | |
| if s then | |
| command.perform("doc:indent") | |
| end | |
| end | |
| end, | |
| ["autoindent:newline-below"] = function() | |
| command.perform("doc:newline-below") | |
| local doc = core.active_view.doc | |
| local line, col = doc:get_selection() | |
| local text = doc.lines[line - 1] | |
| for _, ptn in pairs(config.autoindent_triggers) do | |
| local s, _, str = text:find(ptn) | |
| if s then | |
| command.perform("doc:indent") | |
| end | |
| end | |
| end, | |
| }) | |
| keymap.add { | |
| ["return"] = { "command:submit", "autoindent:newline" } | |
| } |
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