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Change equality test to reference comparison for mutable values

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This commit is contained in:
Étienne Fildadut 2022-09-09 14:54:45 +09:00
parent b50d783928
commit bac5cdde01
8 changed files with 315 additions and 87 deletions
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16
stdlib/types.lua
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@ -1,4 +1,4 @@
local format, to_lua, from_lua, events, anselme
local format, to_lua, from_lua, events, anselme, escape
local types = {}
types.lua = {
@ -99,8 +99,7 @@ types.anselme = {
end,
to_lua = function(val)
local l = {}
-- handle non-pair before pairs as LuaJIT's table.insert
-- will always insert after the last element even if there are some nil before unlike PUC
-- handle non-pair before pairs as LuaJIT's table.insert will always insert after the last element even if there are some nil before unlike PUC
for _, v in ipairs(val) do
if v.type ~= "pair" then
local s, e = to_lua(v)
@ -168,7 +167,15 @@ types.anselme = {
},
object = {
format = function(val)
return ("%%%s"):format(val.class)
local attributes = {}
for name, v in pairs(val.attributes) do
table.insert(attributes, ("%s=%s"):format(name:gsub("^"..escape(val.class)..".", ""), format(v)))
end
if #attributes > 0 then
return ("%%%s(%s)"):format(val.class, table.concat(attributes, ", "))
else
return ("%%%s"):format(val.class)
end
end,
to_lua = nil
},
@ -186,5 +193,6 @@ package.loaded[...] = types
local common = require((...):gsub("stdlib%.types$", "interpreter.common"))
format, to_lua, from_lua, events = common.format, common.to_lua, common.from_lua, common.events
anselme = require((...):gsub("stdlib%.types$", "anselme"))
escape = require((...):gsub("stdlib%.types$", "parser.common")).escape
return types