mirror of
https://github.com/Reuh/candran.git
synced 2025-10-27 09:59:29 +00:00
Add #set to define preprocessors constants from an imported file
This commit is contained in:
parent
d4102f1af6
commit
53f715cc6f
2 changed files with 177 additions and 357 deletions
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@ -184,6 +184,10 @@ function candran.preprocess(input, options={})
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error("invalid macro type %s":format(tostring(iast.tag)))
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end
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end
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env.set = function(identifier, value)
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options.preprocessorEnv[identifier] = value
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env[identifier] = value
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end
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-- default macros
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if options.builtInMacros then
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530
candran.lua
530
candran.lua
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@ -2220,14 +2220,6 @@ end, -- ./compiler/lua54.can:876
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}, { ["__index"] = function(self, key) -- ./compiler/lua54.can:889
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error("don't know how to compile a " .. tostring(key) .. " to " .. targetName) -- ./compiler/lua54.can:890
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end }) -- ./compiler/lua54.can:890
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targetName = "Lua 5.3" -- ./compiler/lua53.can:1
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tags["AttributeId"] = function(t) -- ./compiler/lua53.can:4
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if t[2] then -- ./compiler/lua53.can:5
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error("target " .. targetName .. " does not support variable attributes") -- ./compiler/lua53.can:6
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else -- ./compiler/lua53.can:6
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return t[1] -- ./compiler/lua53.can:8
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end -- ./compiler/lua53.can:8
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end -- ./compiler/lua53.can:8
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local code = lua(ast) .. newline() -- ./compiler/lua54.can:896
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return requireStr .. code -- ./compiler/lua54.can:897
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end -- ./compiler/lua54.can:897
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@ -3167,39 +3159,6 @@ end, -- ./compiler/lua54.can:876
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}, { ["__index"] = function(self, key) -- ./compiler/lua54.can:889
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error("don't know how to compile a " .. tostring(key) .. " to " .. targetName) -- ./compiler/lua54.can:890
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end }) -- ./compiler/lua54.can:890
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targetName = "Lua 5.3" -- ./compiler/lua53.can:1
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tags["AttributeId"] = function(t) -- ./compiler/lua53.can:4
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if t[2] then -- ./compiler/lua53.can:5
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error("target " .. targetName .. " does not support variable attributes") -- ./compiler/lua53.can:6
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else -- ./compiler/lua53.can:6
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return t[1] -- ./compiler/lua53.can:8
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end -- ./compiler/lua53.can:8
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end -- ./compiler/lua53.can:8
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targetName = "Lua 5.2" -- ./compiler/lua52.can:1
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APPEND = function(t, toAppend) -- ./compiler/lua52.can:3
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return "do" .. indent() .. "local " .. var("a") .. ", " .. var("p") .. " = { " .. toAppend .. " }, #" .. t .. "+1" .. newline() .. "for i=1, #" .. var("a") .. " do" .. indent() .. t .. "[" .. var("p") .. "] = " .. var("a") .. "[i]" .. newline() .. "" .. var("p") .. " = " .. var("p") .. " + 1" .. unindent() .. "end" .. unindent() .. "end" -- ./compiler/lua52.can:4
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end -- ./compiler/lua52.can:4
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tags["_opid"]["idiv"] = function(left, right) -- ./compiler/lua52.can:7
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return "math.floor(" .. lua(left) .. " / " .. lua(right) .. ")" -- ./compiler/lua52.can:8
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end -- ./compiler/lua52.can:8
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tags["_opid"]["band"] = function(left, right) -- ./compiler/lua52.can:10
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return "bit32.band(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:11
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end -- ./compiler/lua52.can:11
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tags["_opid"]["bor"] = function(left, right) -- ./compiler/lua52.can:13
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return "bit32.bor(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:14
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end -- ./compiler/lua52.can:14
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tags["_opid"]["bxor"] = function(left, right) -- ./compiler/lua52.can:16
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return "bit32.bxor(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:17
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end -- ./compiler/lua52.can:17
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tags["_opid"]["shl"] = function(left, right) -- ./compiler/lua52.can:19
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return "bit32.lshift(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:20
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end -- ./compiler/lua52.can:20
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tags["_opid"]["shr"] = function(left, right) -- ./compiler/lua52.can:22
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return "bit32.rshift(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:23
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end -- ./compiler/lua52.can:23
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tags["_opid"]["bnot"] = function(right) -- ./compiler/lua52.can:25
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return "bit32.bnot(" .. lua(right) .. ")" -- ./compiler/lua52.can:26
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end -- ./compiler/lua52.can:26
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local code = lua(ast) .. newline() -- ./compiler/lua54.can:896
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return requireStr .. code -- ./compiler/lua54.can:897
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end -- ./compiler/lua54.can:897
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@ -4143,67 +4102,6 @@ end, -- ./compiler/lua54.can:876
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}, { ["__index"] = function(self, key) -- ./compiler/lua54.can:889
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error("don't know how to compile a " .. tostring(key) .. " to " .. targetName) -- ./compiler/lua54.can:890
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end }) -- ./compiler/lua54.can:890
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targetName = "Lua 5.3" -- ./compiler/lua53.can:1
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tags["AttributeId"] = function(t) -- ./compiler/lua53.can:4
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if t[2] then -- ./compiler/lua53.can:5
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error("target " .. targetName .. " does not support variable attributes") -- ./compiler/lua53.can:6
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else -- ./compiler/lua53.can:6
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return t[1] -- ./compiler/lua53.can:8
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end -- ./compiler/lua53.can:8
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end -- ./compiler/lua53.can:8
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targetName = "Lua 5.2" -- ./compiler/lua52.can:1
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APPEND = function(t, toAppend) -- ./compiler/lua52.can:3
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return "do" .. indent() .. "local " .. var("a") .. ", " .. var("p") .. " = { " .. toAppend .. " }, #" .. t .. "+1" .. newline() .. "for i=1, #" .. var("a") .. " do" .. indent() .. t .. "[" .. var("p") .. "] = " .. var("a") .. "[i]" .. newline() .. "" .. var("p") .. " = " .. var("p") .. " + 1" .. unindent() .. "end" .. unindent() .. "end" -- ./compiler/lua52.can:4
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end -- ./compiler/lua52.can:4
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tags["_opid"]["idiv"] = function(left, right) -- ./compiler/lua52.can:7
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return "math.floor(" .. lua(left) .. " / " .. lua(right) .. ")" -- ./compiler/lua52.can:8
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end -- ./compiler/lua52.can:8
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tags["_opid"]["band"] = function(left, right) -- ./compiler/lua52.can:10
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return "bit32.band(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:11
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end -- ./compiler/lua52.can:11
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tags["_opid"]["bor"] = function(left, right) -- ./compiler/lua52.can:13
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return "bit32.bor(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:14
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end -- ./compiler/lua52.can:14
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tags["_opid"]["bxor"] = function(left, right) -- ./compiler/lua52.can:16
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return "bit32.bxor(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:17
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end -- ./compiler/lua52.can:17
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tags["_opid"]["shl"] = function(left, right) -- ./compiler/lua52.can:19
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return "bit32.lshift(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:20
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end -- ./compiler/lua52.can:20
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tags["_opid"]["shr"] = function(left, right) -- ./compiler/lua52.can:22
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return "bit32.rshift(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:23
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end -- ./compiler/lua52.can:23
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tags["_opid"]["bnot"] = function(right) -- ./compiler/lua52.can:25
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return "bit32.bnot(" .. lua(right) .. ")" -- ./compiler/lua52.can:26
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end -- ./compiler/lua52.can:26
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targetName = "LuaJIT" -- ./compiler/luajit.can:1
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UNPACK = function(list, i, j) -- ./compiler/luajit.can:3
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return "unpack(" .. list .. (i and (", " .. i .. (j and (", " .. j) or "")) or "") .. ")" -- ./compiler/luajit.can:4
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end -- ./compiler/luajit.can:4
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tags["_opid"]["band"] = function(left, right) -- ./compiler/luajit.can:7
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addRequire("bit", "band", "band") -- ./compiler/luajit.can:8
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return var("band") .. "(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/luajit.can:9
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end -- ./compiler/luajit.can:9
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tags["_opid"]["bor"] = function(left, right) -- ./compiler/luajit.can:11
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addRequire("bit", "bor", "bor") -- ./compiler/luajit.can:12
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return var("bor") .. "(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/luajit.can:13
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end -- ./compiler/luajit.can:13
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tags["_opid"]["bxor"] = function(left, right) -- ./compiler/luajit.can:15
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addRequire("bit", "bxor", "bxor") -- ./compiler/luajit.can:16
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return var("bxor") .. "(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/luajit.can:17
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end -- ./compiler/luajit.can:17
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tags["_opid"]["shl"] = function(left, right) -- ./compiler/luajit.can:19
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addRequire("bit", "lshift", "lshift") -- ./compiler/luajit.can:20
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return var("lshift") .. "(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/luajit.can:21
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end -- ./compiler/luajit.can:21
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tags["_opid"]["shr"] = function(left, right) -- ./compiler/luajit.can:23
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addRequire("bit", "rshift", "rshift") -- ./compiler/luajit.can:24
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return var("rshift") .. "(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/luajit.can:25
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end -- ./compiler/luajit.can:25
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tags["_opid"]["bnot"] = function(right) -- ./compiler/luajit.can:27
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addRequire("bit", "bnot", "bnot") -- ./compiler/luajit.can:28
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return var("bnot") .. "(" .. lua(right) .. ")" -- ./compiler/luajit.can:29
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end -- ./compiler/luajit.can:29
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local code = lua(ast) .. newline() -- ./compiler/lua54.can:896
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return requireStr .. code -- ./compiler/lua54.can:897
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end -- ./compiler/lua54.can:897
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@ -5151,92 +5049,6 @@ end, -- ./compiler/lua54.can:876
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}, { ["__index"] = function(self, key) -- ./compiler/lua54.can:889
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error("don't know how to compile a " .. tostring(key) .. " to " .. targetName) -- ./compiler/lua54.can:890
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end }) -- ./compiler/lua54.can:890
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targetName = "Lua 5.3" -- ./compiler/lua53.can:1
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tags["AttributeId"] = function(t) -- ./compiler/lua53.can:4
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if t[2] then -- ./compiler/lua53.can:5
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error("target " .. targetName .. " does not support variable attributes") -- ./compiler/lua53.can:6
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else -- ./compiler/lua53.can:6
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return t[1] -- ./compiler/lua53.can:8
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end -- ./compiler/lua53.can:8
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end -- ./compiler/lua53.can:8
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targetName = "Lua 5.2" -- ./compiler/lua52.can:1
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APPEND = function(t, toAppend) -- ./compiler/lua52.can:3
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return "do" .. indent() .. "local " .. var("a") .. ", " .. var("p") .. " = { " .. toAppend .. " }, #" .. t .. "+1" .. newline() .. "for i=1, #" .. var("a") .. " do" .. indent() .. t .. "[" .. var("p") .. "] = " .. var("a") .. "[i]" .. newline() .. "" .. var("p") .. " = " .. var("p") .. " + 1" .. unindent() .. "end" .. unindent() .. "end" -- ./compiler/lua52.can:4
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end -- ./compiler/lua52.can:4
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tags["_opid"]["idiv"] = function(left, right) -- ./compiler/lua52.can:7
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return "math.floor(" .. lua(left) .. " / " .. lua(right) .. ")" -- ./compiler/lua52.can:8
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end -- ./compiler/lua52.can:8
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tags["_opid"]["band"] = function(left, right) -- ./compiler/lua52.can:10
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return "bit32.band(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:11
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end -- ./compiler/lua52.can:11
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tags["_opid"]["bor"] = function(left, right) -- ./compiler/lua52.can:13
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return "bit32.bor(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:14
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end -- ./compiler/lua52.can:14
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tags["_opid"]["bxor"] = function(left, right) -- ./compiler/lua52.can:16
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return "bit32.bxor(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:17
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end -- ./compiler/lua52.can:17
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tags["_opid"]["shl"] = function(left, right) -- ./compiler/lua52.can:19
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return "bit32.lshift(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:20
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end -- ./compiler/lua52.can:20
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tags["_opid"]["shr"] = function(left, right) -- ./compiler/lua52.can:22
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return "bit32.rshift(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/lua52.can:23
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end -- ./compiler/lua52.can:23
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tags["_opid"]["bnot"] = function(right) -- ./compiler/lua52.can:25
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return "bit32.bnot(" .. lua(right) .. ")" -- ./compiler/lua52.can:26
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end -- ./compiler/lua52.can:26
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targetName = "LuaJIT" -- ./compiler/luajit.can:1
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UNPACK = function(list, i, j) -- ./compiler/luajit.can:3
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return "unpack(" .. list .. (i and (", " .. i .. (j and (", " .. j) or "")) or "") .. ")" -- ./compiler/luajit.can:4
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end -- ./compiler/luajit.can:4
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tags["_opid"]["band"] = function(left, right) -- ./compiler/luajit.can:7
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addRequire("bit", "band", "band") -- ./compiler/luajit.can:8
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return var("band") .. "(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/luajit.can:9
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end -- ./compiler/luajit.can:9
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tags["_opid"]["bor"] = function(left, right) -- ./compiler/luajit.can:11
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addRequire("bit", "bor", "bor") -- ./compiler/luajit.can:12
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return var("bor") .. "(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/luajit.can:13
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end -- ./compiler/luajit.can:13
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tags["_opid"]["bxor"] = function(left, right) -- ./compiler/luajit.can:15
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addRequire("bit", "bxor", "bxor") -- ./compiler/luajit.can:16
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return var("bxor") .. "(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/luajit.can:17
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end -- ./compiler/luajit.can:17
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tags["_opid"]["shl"] = function(left, right) -- ./compiler/luajit.can:19
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addRequire("bit", "lshift", "lshift") -- ./compiler/luajit.can:20
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return var("lshift") .. "(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/luajit.can:21
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end -- ./compiler/luajit.can:21
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tags["_opid"]["shr"] = function(left, right) -- ./compiler/luajit.can:23
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addRequire("bit", "rshift", "rshift") -- ./compiler/luajit.can:24
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return var("rshift") .. "(" .. lua(left) .. ", " .. lua(right) .. ")" -- ./compiler/luajit.can:25
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end -- ./compiler/luajit.can:25
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tags["_opid"]["bnot"] = function(right) -- ./compiler/luajit.can:27
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addRequire("bit", "bnot", "bnot") -- ./compiler/luajit.can:28
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return var("bnot") .. "(" .. lua(right) .. ")" -- ./compiler/luajit.can:29
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end -- ./compiler/luajit.can:29
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targetName = "Lua 5.1" -- ./compiler/lua51.can:1
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states["continue"] = {} -- ./compiler/lua51.can:3
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CONTINUE_START = function() -- ./compiler/lua51.can:5
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return "local " .. var("break") .. newline() .. "repeat" .. indent() .. push("continue", var("break")) -- ./compiler/lua51.can:6
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end -- ./compiler/lua51.can:6
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CONTINUE_STOP = function() -- ./compiler/lua51.can:8
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return pop("continue") .. unindent() .. "until true" .. newline() .. "if " .. var("break") .. " then break end" -- ./compiler/lua51.can:9
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end -- ./compiler/lua51.can:9
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tags["Continue"] = function() -- ./compiler/lua51.can:12
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return "break" -- ./compiler/lua51.can:13
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end -- ./compiler/lua51.can:13
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tags["Break"] = function() -- ./compiler/lua51.can:15
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local inContinue = peek("continue") -- ./compiler/lua51.can:16
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if inContinue then -- ./compiler/lua51.can:17
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return inContinue .. " = true" .. newline() .. "break" -- ./compiler/lua51.can:18
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else -- ./compiler/lua51.can:18
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return "break" -- ./compiler/lua51.can:20
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end -- ./compiler/lua51.can:20
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end -- ./compiler/lua51.can:20
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tags["Goto"] = function() -- ./compiler/lua51.can:25
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error("target " .. targetName .. " does not support gotos") -- ./compiler/lua51.can:26
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end -- ./compiler/lua51.can:26
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tags["Label"] = function() -- ./compiler/lua51.can:28
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error("target " .. targetName .. " does not support goto labels") -- ./compiler/lua51.can:29
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end -- ./compiler/lua51.can:29
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local code = lua(ast) .. newline() -- ./compiler/lua54.can:896
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return requireStr .. code -- ./compiler/lua54.can:897
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end -- ./compiler/lua54.can:897
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@ -7158,182 +6970,186 @@ else -- candran.can:182
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error(("invalid macro type %s"):format(tostring(iast["tag"]))) -- candran.can:184
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end -- candran.can:184
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end -- candran.can:184
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if options["builtInMacros"] then -- candran.can:189
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env["define"]("__STR__(x)", function(x) -- candran.can:190
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return ("%q"):format(x) -- candran.can:190
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end) -- candran.can:190
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local s = require("candran.serpent") -- candran.can:191
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env["define"]("__CONSTEXPR__(expr)", function(expr) -- candran.can:192
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return s["block"](assert(candran["load"](expr))(), { ["fatal"] = true }) -- candran.can:193
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end) -- candran.can:193
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end -- candran.can:193
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local preprocess, err = candran["compile"](preprocessor, options) -- candran.can:198
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if not preprocess then -- candran.can:199
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return nil, "in preprocessor: " .. err -- candran.can:200
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end -- candran.can:200
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preprocess, err = util["load"](preprocessor, "candran preprocessor", env) -- candran.can:203
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if not preprocess then -- candran.can:204
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return nil, "in preprocessor: " .. err -- candran.can:205
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end -- candran.can:205
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local success, output = pcall(preprocess) -- candran.can:209
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if not success then -- candran.can:210
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return nil, "in preprocessor: " .. output -- candran.can:211
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end -- candran.can:211
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return output, macros -- candran.can:214
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end -- candran.can:214
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candran["compile"] = function(input, options, macros) -- candran.can:224
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if options == nil then options = {} end -- candran.can:224
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options = util["merge"](candran["default"], options) -- candran.can:225
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local ast, errmsg = parser["parse"](input, options["chunkname"]) -- candran.can:227
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if not ast then -- candran.can:229
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return nil, errmsg -- candran.can:230
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end -- candran.can:230
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return require("compiler." .. options["target"])(input, ast, options, macros) -- candran.can:233
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end -- candran.can:233
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candran["make"] = function(code, options) -- candran.can:242
|
||||
local r, err = candran["preprocess"](code, options) -- candran.can:243
|
||||
if r then -- candran.can:244
|
||||
r, err = candran["compile"](r, options, err) -- candran.can:245
|
||||
if r then -- candran.can:246
|
||||
return r -- candran.can:247
|
||||
end -- candran.can:247
|
||||
end -- candran.can:247
|
||||
return r, err -- candran.can:250
|
||||
end -- candran.can:250
|
||||
local errorRewritingActive = false -- candran.can:253
|
||||
local codeCache = {} -- candran.can:254
|
||||
candran["loadfile"] = function(filepath, env, options) -- candran.can:257
|
||||
local f, err = io["open"](filepath) -- candran.can:258
|
||||
if not f then -- candran.can:259
|
||||
return nil, ("cannot open %s"):format(tostring(err)) -- candran.can:260
|
||||
end -- candran.can:260
|
||||
local content = f:read("*a") -- candran.can:262
|
||||
f:close() -- candran.can:263
|
||||
return candran["load"](content, filepath, env, options) -- candran.can:265
|
||||
end -- candran.can:265
|
||||
candran["load"] = function(chunk, chunkname, env, options) -- candran.can:270
|
||||
if options == nil then options = {} end -- candran.can:270
|
||||
options = util["merge"]({ ["chunkname"] = tostring(chunkname or chunk) }, options) -- candran.can:271
|
||||
local code, err = candran["make"](chunk, options) -- candran.can:273
|
||||
if not code then -- candran.can:274
|
||||
return code, err -- candran.can:275
|
||||
end -- candran.can:275
|
||||
codeCache[options["chunkname"]] = code -- candran.can:278
|
||||
local f -- candran.can:279
|
||||
f, err = util["load"](code, ("=%s(%s)"):format(options["chunkname"], "compiled candran"), env) -- candran.can:280
|
||||
if f == nil then -- candran.can:285
|
||||
return f, "candran unexpectedly generated invalid code: " .. err -- candran.can:286
|
||||
end -- candran.can:286
|
||||
if options["rewriteErrors"] == false then -- candran.can:289
|
||||
return f -- candran.can:290
|
||||
else -- candran.can:290
|
||||
return function(...) -- candran.can:292
|
||||
if not errorRewritingActive then -- candran.can:293
|
||||
errorRewritingActive = true -- candran.can:294
|
||||
local t = { xpcall(f, candran["messageHandler"], ...) } -- candran.can:295
|
||||
errorRewritingActive = false -- candran.can:296
|
||||
if t[1] == false then -- candran.can:297
|
||||
error(t[2], 0) -- candran.can:298
|
||||
end -- candran.can:298
|
||||
return unpack(t, 2) -- candran.can:300
|
||||
else -- candran.can:300
|
||||
return f(...) -- candran.can:302
|
||||
env["set"] = function(identifier, value) -- candran.can:187
|
||||
options["preprocessorEnv"][identifier] = value -- candran.can:188
|
||||
env[identifier] = value -- candran.can:189
|
||||
end -- candran.can:189
|
||||
if options["builtInMacros"] then -- candran.can:193
|
||||
env["define"]("__STR__(x)", function(x) -- candran.can:194
|
||||
return ("%q"):format(x) -- candran.can:194
|
||||
end) -- candran.can:194
|
||||
local s = require("candran.serpent") -- candran.can:195
|
||||
env["define"]("__CONSTEXPR__(expr)", function(expr) -- candran.can:196
|
||||
return s["block"](assert(candran["load"](expr))(), { ["fatal"] = true }) -- candran.can:197
|
||||
end) -- candran.can:197
|
||||
end -- candran.can:197
|
||||
local preprocess, err = candran["compile"](preprocessor, options) -- candran.can:202
|
||||
if not preprocess then -- candran.can:203
|
||||
return nil, "in preprocessor: " .. err -- candran.can:204
|
||||
end -- candran.can:204
|
||||
preprocess, err = util["load"](preprocessor, "candran preprocessor", env) -- candran.can:207
|
||||
if not preprocess then -- candran.can:208
|
||||
return nil, "in preprocessor: " .. err -- candran.can:209
|
||||
end -- candran.can:209
|
||||
local success, output = pcall(preprocess) -- candran.can:213
|
||||
if not success then -- candran.can:214
|
||||
return nil, "in preprocessor: " .. output -- candran.can:215
|
||||
end -- candran.can:215
|
||||
return output, macros -- candran.can:218
|
||||
end -- candran.can:218
|
||||
candran["compile"] = function(input, options, macros) -- candran.can:228
|
||||
if options == nil then options = {} end -- candran.can:228
|
||||
options = util["merge"](candran["default"], options) -- candran.can:229
|
||||
local ast, errmsg = parser["parse"](input, options["chunkname"]) -- candran.can:231
|
||||
if not ast then -- candran.can:233
|
||||
return nil, errmsg -- candran.can:234
|
||||
end -- candran.can:234
|
||||
return require("compiler." .. options["target"])(input, ast, options, macros) -- candran.can:237
|
||||
end -- candran.can:237
|
||||
candran["make"] = function(code, options) -- candran.can:246
|
||||
local r, err = candran["preprocess"](code, options) -- candran.can:247
|
||||
if r then -- candran.can:248
|
||||
r, err = candran["compile"](r, options, err) -- candran.can:249
|
||||
if r then -- candran.can:250
|
||||
return r -- candran.can:251
|
||||
end -- candran.can:251
|
||||
end -- candran.can:251
|
||||
return r, err -- candran.can:254
|
||||
end -- candran.can:254
|
||||
local errorRewritingActive = false -- candran.can:257
|
||||
local codeCache = {} -- candran.can:258
|
||||
candran["loadfile"] = function(filepath, env, options) -- candran.can:261
|
||||
local f, err = io["open"](filepath) -- candran.can:262
|
||||
if not f then -- candran.can:263
|
||||
return nil, ("cannot open %s"):format(tostring(err)) -- candran.can:264
|
||||
end -- candran.can:264
|
||||
local content = f:read("*a") -- candran.can:266
|
||||
f:close() -- candran.can:267
|
||||
return candran["load"](content, filepath, env, options) -- candran.can:269
|
||||
end -- candran.can:269
|
||||
candran["load"] = function(chunk, chunkname, env, options) -- candran.can:274
|
||||
if options == nil then options = {} end -- candran.can:274
|
||||
options = util["merge"]({ ["chunkname"] = tostring(chunkname or chunk) }, options) -- candran.can:275
|
||||
local code, err = candran["make"](chunk, options) -- candran.can:277
|
||||
if not code then -- candran.can:278
|
||||
return code, err -- candran.can:279
|
||||
end -- candran.can:279
|
||||
codeCache[options["chunkname"]] = code -- candran.can:282
|
||||
local f -- candran.can:283
|
||||
f, err = util["load"](code, ("=%s(%s)"):format(options["chunkname"], "compiled candran"), env) -- candran.can:284
|
||||
if f == nil then -- candran.can:289
|
||||
return f, "candran unexpectedly generated invalid code: " .. err -- candran.can:290
|
||||
end -- candran.can:290
|
||||
if options["rewriteErrors"] == false then -- candran.can:293
|
||||
return f -- candran.can:294
|
||||
else -- candran.can:294
|
||||
return function(...) -- candran.can:296
|
||||
if not errorRewritingActive then -- candran.can:297
|
||||
errorRewritingActive = true -- candran.can:298
|
||||
local t = { xpcall(f, candran["messageHandler"], ...) } -- candran.can:299
|
||||
errorRewritingActive = false -- candran.can:300
|
||||
if t[1] == false then -- candran.can:301
|
||||
error(t[2], 0) -- candran.can:302
|
||||
end -- candran.can:302
|
||||
end -- candran.can:302
|
||||
end -- candran.can:302
|
||||
end -- candran.can:302
|
||||
candran["dofile"] = function(filename, options) -- candran.can:310
|
||||
local f, err = candran["loadfile"](filename, nil, options) -- candran.can:311
|
||||
if f == nil then -- candran.can:313
|
||||
error(err) -- candran.can:314
|
||||
else -- candran.can:314
|
||||
return f() -- candran.can:316
|
||||
end -- candran.can:316
|
||||
end -- candran.can:316
|
||||
candran["messageHandler"] = function(message, noTraceback) -- candran.can:322
|
||||
message = tostring(message) -- candran.can:323
|
||||
return unpack(t, 2) -- candran.can:304
|
||||
else -- candran.can:304
|
||||
return f(...) -- candran.can:306
|
||||
end -- candran.can:306
|
||||
end -- candran.can:306
|
||||
end -- candran.can:306
|
||||
end -- candran.can:306
|
||||
candran["dofile"] = function(filename, options) -- candran.can:314
|
||||
local f, err = candran["loadfile"](filename, nil, options) -- candran.can:315
|
||||
if f == nil then -- candran.can:317
|
||||
error(err) -- candran.can:318
|
||||
else -- candran.can:318
|
||||
return f() -- candran.can:320
|
||||
end -- candran.can:320
|
||||
end -- candran.can:320
|
||||
candran["messageHandler"] = function(message, noTraceback) -- candran.can:326
|
||||
message = tostring(message) -- candran.can:327
|
||||
if not noTraceback and not message:match("\
|
||||
stack traceback:\
|
||||
") then -- candran.can:324
|
||||
message = debug["traceback"](message, 2) -- candran.can:325
|
||||
end -- candran.can:325
|
||||
") then -- candran.can:328
|
||||
message = debug["traceback"](message, 2) -- candran.can:329
|
||||
end -- candran.can:329
|
||||
return message:gsub("(\
|
||||
?%s*)([^\
|
||||
]-)%:(%d+)%:", function(indentation, source, line) -- candran.can:327
|
||||
line = tonumber(line) -- candran.can:328
|
||||
local originalFile -- candran.can:330
|
||||
local strName = source:match("^(.-)%(compiled candran%)$") -- candran.can:331
|
||||
if strName then -- candran.can:332
|
||||
if codeCache[strName] then -- candran.can:333
|
||||
originalFile = codeCache[strName] -- candran.can:334
|
||||
source = strName -- candran.can:335
|
||||
end -- candran.can:335
|
||||
else -- candran.can:335
|
||||
do -- candran.can:338
|
||||
local fi -- candran.can:338
|
||||
fi = io["open"](source, "r") -- candran.can:338
|
||||
if fi then -- candran.can:338
|
||||
originalFile = fi:read("*a") -- candran.can:339
|
||||
fi:close() -- candran.can:340
|
||||
end -- candran.can:340
|
||||
end -- candran.can:340
|
||||
end -- candran.can:340
|
||||
if originalFile then -- candran.can:344
|
||||
local i = 0 -- candran.can:345
|
||||
]-)%:(%d+)%:", function(indentation, source, line) -- candran.can:331
|
||||
line = tonumber(line) -- candran.can:332
|
||||
local originalFile -- candran.can:334
|
||||
local strName = source:match("^(.-)%(compiled candran%)$") -- candran.can:335
|
||||
if strName then -- candran.can:336
|
||||
if codeCache[strName] then -- candran.can:337
|
||||
originalFile = codeCache[strName] -- candran.can:338
|
||||
source = strName -- candran.can:339
|
||||
end -- candran.can:339
|
||||
else -- candran.can:339
|
||||
do -- candran.can:342
|
||||
local fi -- candran.can:342
|
||||
fi = io["open"](source, "r") -- candran.can:342
|
||||
if fi then -- candran.can:342
|
||||
originalFile = fi:read("*a") -- candran.can:343
|
||||
fi:close() -- candran.can:344
|
||||
end -- candran.can:344
|
||||
end -- candran.can:344
|
||||
end -- candran.can:344
|
||||
if originalFile then -- candran.can:348
|
||||
local i = 0 -- candran.can:349
|
||||
for l in (originalFile .. "\
|
||||
"):gmatch("([^\
|
||||
]*)\
|
||||
") do -- candran.can:346
|
||||
i = i + 1 -- candran.can:347
|
||||
if i == line then -- candran.can:348
|
||||
local extSource, lineMap = l:match(".*%-%- (.-)%:(%d+)$") -- candran.can:349
|
||||
if lineMap then -- candran.can:350
|
||||
if extSource ~= source then -- candran.can:351
|
||||
return indentation .. extSource .. ":" .. lineMap .. "(" .. extSource .. ":" .. line .. "):" -- candran.can:352
|
||||
else -- candran.can:352
|
||||
return indentation .. extSource .. ":" .. lineMap .. "(" .. line .. "):" -- candran.can:354
|
||||
end -- candran.can:354
|
||||
end -- candran.can:354
|
||||
break -- candran.can:357
|
||||
end -- candran.can:357
|
||||
end -- candran.can:357
|
||||
end -- candran.can:357
|
||||
end) -- candran.can:357
|
||||
end -- candran.can:357
|
||||
candran["searcher"] = function(modpath) -- candran.can:365
|
||||
local filepath = util["search"](modpath, { "can" }) -- candran.can:366
|
||||
if not filepath then -- candran.can:367
|
||||
if _VERSION == "Lua 5.4" then -- candran.can:368
|
||||
return "no candran file in package.path" -- candran.can:369
|
||||
else -- candran.can:369
|
||||
") do -- candran.can:350
|
||||
i = i + 1 -- candran.can:351
|
||||
if i == line then -- candran.can:352
|
||||
local extSource, lineMap = l:match(".*%-%- (.-)%:(%d+)$") -- candran.can:353
|
||||
if lineMap then -- candran.can:354
|
||||
if extSource ~= source then -- candran.can:355
|
||||
return indentation .. extSource .. ":" .. lineMap .. "(" .. extSource .. ":" .. line .. "):" -- candran.can:356
|
||||
else -- candran.can:356
|
||||
return indentation .. extSource .. ":" .. lineMap .. "(" .. line .. "):" -- candran.can:358
|
||||
end -- candran.can:358
|
||||
end -- candran.can:358
|
||||
break -- candran.can:361
|
||||
end -- candran.can:361
|
||||
end -- candran.can:361
|
||||
end -- candran.can:361
|
||||
end) -- candran.can:361
|
||||
end -- candran.can:361
|
||||
candran["searcher"] = function(modpath) -- candran.can:369
|
||||
local filepath = util["search"](modpath, { "can" }) -- candran.can:370
|
||||
if not filepath then -- candran.can:371
|
||||
if _VERSION == "Lua 5.4" then -- candran.can:372
|
||||
return "no candran file in package.path" -- candran.can:373
|
||||
else -- candran.can:373
|
||||
return "\
|
||||
\9no candran file in package.path" -- candran.can:371
|
||||
end -- candran.can:371
|
||||
end -- candran.can:371
|
||||
return function(modpath) -- candran.can:374
|
||||
local r, s = candran["loadfile"](filepath) -- candran.can:375
|
||||
if r then -- candran.can:376
|
||||
return r(modpath, filepath) -- candran.can:377
|
||||
else -- candran.can:377
|
||||
\9no candran file in package.path" -- candran.can:375
|
||||
end -- candran.can:375
|
||||
end -- candran.can:375
|
||||
return function(modpath) -- candran.can:378
|
||||
local r, s = candran["loadfile"](filepath) -- candran.can:379
|
||||
if r then -- candran.can:380
|
||||
return r(modpath, filepath) -- candran.can:381
|
||||
else -- candran.can:381
|
||||
error(("error loading candran module '%s' from file '%s':\
|
||||
\9%s"):format(modpath, filepath, tostring(s)), 0) -- candran.can:379
|
||||
end -- candran.can:379
|
||||
end, filepath -- candran.can:381
|
||||
end -- candran.can:381
|
||||
candran["setup"] = function() -- candran.can:385
|
||||
local searchers = (function() -- candran.can:386
|
||||
if _VERSION == "Lua 5.1" then -- candran.can:386
|
||||
return package["loaders"] -- candran.can:387
|
||||
else -- candran.can:387
|
||||
return package["searchers"] -- candran.can:389
|
||||
end -- candran.can:389
|
||||
end)() -- candran.can:389
|
||||
for _, s in ipairs(searchers) do -- candran.can:392
|
||||
if s == candran["searcher"] then -- candran.can:393
|
||||
return candran -- candran.can:394
|
||||
end -- candran.can:394
|
||||
end -- candran.can:394
|
||||
table["insert"](searchers, 1, candran["searcher"]) -- candran.can:398
|
||||
return candran -- candran.can:399
|
||||
end -- candran.can:399
|
||||
return candran -- candran.can:402
|
||||
\9%s"):format(modpath, filepath, tostring(s)), 0) -- candran.can:383
|
||||
end -- candran.can:383
|
||||
end, filepath -- candran.can:385
|
||||
end -- candran.can:385
|
||||
candran["setup"] = function() -- candran.can:389
|
||||
local searchers = (function() -- candran.can:390
|
||||
if _VERSION == "Lua 5.1" then -- candran.can:390
|
||||
return package["loaders"] -- candran.can:391
|
||||
else -- candran.can:391
|
||||
return package["searchers"] -- candran.can:393
|
||||
end -- candran.can:393
|
||||
end)() -- candran.can:393
|
||||
for _, s in ipairs(searchers) do -- candran.can:396
|
||||
if s == candran["searcher"] then -- candran.can:397
|
||||
return candran -- candran.can:398
|
||||
end -- candran.can:398
|
||||
end -- candran.can:398
|
||||
table["insert"](searchers, 1, candran["searcher"]) -- candran.can:402
|
||||
return candran -- candran.can:403
|
||||
end -- candran.can:403
|
||||
return candran -- candran.can:406
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue