mirror of
https://github.com/TangentFoxy/lurker.git
synced 2025-07-27 18:42:18 +00:00
101 lines
2.2 KiB
Lua
101 lines
2.2 KiB
Lua
--
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-- lurker
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--
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-- Copyright (c) 2014, rxi
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--
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-- This library is free software; you can redistribute it and/or modify it
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-- under the terms of the MIT license. See LICENSE for details.
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--
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local lume = require "lume"
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local lurker = { _version = "1.0.0" }
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local dir = love.filesystem.enumerate or love.filesystem.getDirectoryItems
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local isdir = love.filesystem.isDirectory
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local time = love.timer.getTime or os.time
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local lastmodified = love.filesystem.getLastModified
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function lurker.init()
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lurker.print("Initing lurker")
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lurker.path = "."
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lurker.preswap = function() end
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lurker.postswap = function() end
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lurker.interval = .5
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lurker.last = 0
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lurker.files = {}
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lume.each(lurker.getchanged(), lurker.resetfile)
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return lurker
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end
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function lurker.print(...)
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print("[lurker] " .. lume.format(...))
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end
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function lurker.listdir(path, recursive, skipdotfiles)
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path = (path == ".") and "" or path
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local function fullpath(x) return path .. "/" .. x end
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local t = {}
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for _, f in pairs(lume.map(dir(path), fullpath)) do
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if not skipdotfiles or not f:match("/%.[^/]*$") then
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if recursive and isdir(f) then
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lume.merge(t, lurker.listdir(f, true, true))
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else
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table.insert(t, lume.trim(f, "/"))
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end
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end
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end
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return t
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end
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function lurker.update()
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local diff = time() - lurker.last
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if diff > lurker.interval then
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lurker.last = lurker.last + diff
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lurker.scan()
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end
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end
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function lurker.getchanged()
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local function fn(f)
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return f:match("%.lua$") and lurker.files[f] ~= lastmodified(f)
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end
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return lume.filter(lurker.listdir(lurker.path, true, true), fn)
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end
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function lurker.modname(f)
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return (f:gsub("%.lua$", ""):gsub("[/\\]", "."))
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end
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function lurker.resetfile(f)
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lurker.files[f] = lastmodified(f)
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end
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function lurker.scan()
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for _, f in pairs(lurker.getchanged()) do
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lurker.print("Hotswapping '{f}'...", {f = f})
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lurker.preswap(f)
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local modname = lurker.modname(f)
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local t, ok, err = lume.time(lume.hotswap, modname)
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if ok then
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lurker.print("Swapped '{f}' in {t} secs", {f = f, t = t})
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else
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lurker.print("Failed to swap '{f}' : {e}", {f = f, e = err})
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end
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lurker.resetfile(f)
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lurker.postswap(f)
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end
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end
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return lurker.init()
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