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util/bitcompat.lua @ 12636:e8934ce6ea0f
util.stanza: Add method for extracting a single attribute value
Sometimes you only care about a single attribute, but the child tag
itself may be optional, leading to needing `tag and tag.attr.foo` or
`stanza:find("tag@foo")`.
The `:find()` method is fairly complex, so avoiding it for this kind of
simpler use case is a win.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Wed, 17 Aug 2022 19:04:30 +0200 |
parent | 12573:0f4feaf9ca64 |
child | 12975:d10957394a3c |
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-- Compatibility layer for bitwise operations -- First try the bit32 lib -- Lua 5.3 has it with compat enabled -- Lua 5.2 has it by default if _G.bit32 then return _G.bit32; end do -- Lua 5.3 and 5.4 would be able to use native infix operators local ok, bitop = pcall(require, "util.bit53") if ok then return bitop; end end error "No bit module found. See https://prosody.im/doc/depends#bitop";