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README.md

lua-scope

lua-scope is simple Resource Acquisition Is Initialization implementation for Lua.

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Synopsis

local scope = require "scope"

scope(function(guard)
    local f = assert(io.open("out", "w"))
    -- always executed at the end of the function
    guard:on_exit(function() f:close() end)
    -- might die or might not
    do_more_stuff(f)
    
    local f2 = assert(io.open("out", "w"))
    -- some other protector
    guard:on_exit(function() f2:close() end)
    do_more_stuff_2(f2)
end)

Installation

luarocks install luascope

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Resource Acquisition Is Initialization implementation for Lua

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