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opus/sys/extensions/6.packages.lua
2018-12-16 22:17:19 -05:00

47 lines
1.2 KiB
Lua

_G.requireInjector(_ENV)
local Packages = require('packages')
local Util = require('util')
local shell = _ENV.shell
local fs = _G.fs
local appPaths = Util.split(shell.path(), '(.-);')
local luaPaths = Util.split(_G.LUA_PATH, '(.-);')
local function addPath(t, path)
local function addEntry(e)
for _,v in ipairs(t) do
if v == e then
return true
end
end
table.insert(t, 1, e)
end
addEntry(string.format('/%s/?', path))
addEntry(string.format('/%s/?.lua', path))
addEntry(string.format('/%s/?/init.lua', path))
end
-- dependency graph
-- https://github.com/mpeterv/depgraph/blob/master/src/depgraph/init.lua
for name in pairs(Packages:installed()) do
local packageDir = fs.combine('packages', name)
if fs.exists(fs.combine(packageDir, '.install')) then
local install = Util.readTable(fs.combine(packageDir, '.install'))
if install and install.mount then
fs.mount(table.unpack(Util.matches(install.mount)))
end
end
addPath(appPaths, packageDir)
local apiPath = fs.combine(fs.combine('packages', name), 'apis')
if fs.exists(apiPath) then
addPath(luaPaths, apiPath)
end
end
shell.setPath(table.concat(appPaths, ':'))
_G.LUA_PATH = table.concat(luaPaths, ';')