mirror of
https://github.com/pyrollo/display_modpack.git
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55 lines
2.4 KiB
Lua
55 lines
2.4 KiB
Lua
--[[
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font_api mod for Minetest - Library to create textures with fonts and text
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(c) Pierre-Yves Rollo
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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--]]
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-- Deprecation
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function deprecated_global_table(deprecated_global_name, replacement_global_name)
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assert(type(deprecated_global_name) == 'string', "deprecated_global_name should be a string.")
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assert(type(replacement_global_name) == 'string', "replacement_global_name should be a string.")
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assert(deprecated_global_name ~= '', "deprecated_global_name should not be empty.")
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assert(replacement_global_name ~= '', "replacement_global_name should not be empty.")
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assert(rawget(_G, deprecated_global_name) == nil, "replacement global already exists.")
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if _G[replacement_global_name] == nil then
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print('warn_deprecated_functions: Warning, replacement global "'..replacement_global_name..'" does not exists.')
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return
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end
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local meta = {
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deprecated = deprecated_global_name,
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replacement = replacement_global_name,
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__index = function(table, key)
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local meta = getmetatable(table)
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local dbg = debug.getinfo(2, "lS")
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minetest.log("warning", string.format('Warning: Accessing deprecated "%s" table, "%s" should be used instead (%s:%d).',
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meta.deprecated, meta.replacement, (dbg.short_src or 'unknown'), (dbg.currentline or 0)))
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return _G[meta.replacement][key]
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end,
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__newindex = function(table, key, value)
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local meta = getmetatable(table)
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local dbg = debug.getinfo(2, "lS")
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minetest.log("warning", string.format('Warning: Accessing deprecated "%s" table, "%s" should be used instead (%s:%d).',
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meta.deprecated, meta.replacement, (dbg.short_src or 'unknown'), (dbg.currentline or 0)))
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_G[meta.replacement][key]=value
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end,
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}
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rawset(_G, deprecated_global_name, {})
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setmetatable(_G[deprecated_global_name], meta)
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end
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-- deprecated(2) -- December 2018 - Deprecation of font_lib
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deprecated_global_table('font_lib', 'font_api')
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