TypeScriptToLua · Perryvw · Jan 27, 2026 · Feb 16, 2026 · Feb 16, 2026
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -65,7 +65,7 @@
         "jest": "^29.5.0",
         "jest-circus": "^29.7.0",
         "lua-types": "^2.13.0",
-        "lua-wasm-bindings": "^0.3.1",
+        "lua-wasm-bindings": "^0.5.3",
         "prettier": "^2.8.8",
         "ts-jest": "^29.2.5",
         "ts-node": "^10.9.2",

diff --git a/src/CompilerOptions.ts b/src/CompilerOptions.ts
@@ -67,6 +67,7 @@ export enum LuaTarget {
     Lua52 = "5.2",
     Lua53 = "5.3",
     Lua54 = "5.4",
+    Lua55 = "5.5",
     LuaJIT = "JIT",
     Luau = "Luau",
 }

diff --git a/src/transformation/visitors/break-continue.ts b/src/transformation/visitors/break-continue.ts
@@ -19,6 +19,7 @@ export const transformContinueStatement: FunctionVisitor<ts.ContinueStatement> =
         [LuaTarget.Lua52]: LoopContinued.WithGoto,
         [LuaTarget.Lua53]: LoopContinued.WithGoto,
         [LuaTarget.Lua54]: LoopContinued.WithGoto,
+        [LuaTarget.Lua55]: LoopContinued.WithGoto,
         [LuaTarget.LuaJIT]: LoopContinued.WithGoto,
         [LuaTarget.Luau]: LoopContinued.WithContinue,
     }[context.luaTarget];

diff --git a/test/cli/parse.spec.ts b/test/cli/parse.spec.ts
@@ -247,6 +247,7 @@ describe("tsconfig", () => {
             ["luaTarget", "5.2", { luaTarget: tstl.LuaTarget.Lua52 }],
             ["luaTarget", "5.3", { luaTarget: tstl.LuaTarget.Lua53 }],
             ["luaTarget", "5.4", { luaTarget: tstl.LuaTarget.Lua54 }],
+            ["luaTarget", "5.5", { luaTarget: tstl.LuaTarget.Lua55 }],
             ["luaTarget", "jit", { luaTarget: tstl.LuaTarget.LuaJIT }],
             ["luaTarget", "luau", { luaTarget: tstl.LuaTarget.Luau }],
 

diff --git a/test/unit/__snapshots__/expressions.spec.ts.snap b/test/unit/__snapshots__/expressions.spec.ts.snap
@@ -482,6 +482,77 @@ ____exports.__result = a | b
 return ____exports"
 `;
 
+exports[`Bitop [5.5] ("~a") 1`] = `
+"local ____exports = {}
+____exports.__result = ~a
+return ____exports"
+`;
+
+exports[`Bitop [5.5] ("a&=b") 1`] = `
+"local ____exports = {}
+a = a & b
+____exports.__result = a
+return ____exports"
+`;
+
+exports[`Bitop [5.5] ("a&b") 1`] = `
+"local ____exports = {}
+____exports.__result = a & b
+return ____exports"
+`;
+
+exports[`Bitop [5.5] ("a<<=b") 1`] = `
+"local ____exports = {}
+a = a << b
+____exports.__result = a
+return ____exports"
+`;
+
+exports[`Bitop [5.5] ("a<<b") 1`] = `
+"local ____exports = {}
+____exports.__result = a << b
+return ____exports"
+`;
+
+exports[`Bitop [5.5] ("a>>>=b") 1`] = `
+"local ____exports = {}
+a = a >> b
+____exports.__result = a
+return ____exports"
+`;
+
+exports[`Bitop [5.5] ("a>>>b") 1`] = `
+"local ____exports = {}
+____exports.__result = a >> b
+return ____exports"
+`;
+
+exports[`Bitop [5.5] ("a^=b") 1`] = `
+"local ____exports = {}
+a = a ~ b
+____exports.__result = a
+return ____exports"
+`;
+
+exports[`Bitop [5.5] ("a^b") 1`] = `
+"local ____exports = {}
+____exports.__result = a ~ b
+return ____exports"
+`;
+
+exports[`Bitop [5.5] ("a|=b") 1`] = `
+"local ____exports = {}
+a = a | b
+____exports.__result = a
+return ____exports"
+`;
+
+exports[`Bitop [5.5] ("a|b") 1`] = `
+"local ____exports = {}
+____exports.__result = a | b
+return ____exports"
+`;
+
 exports[`Bitop [JIT] ("~a") 1`] = `
 "local ____exports = {}
 ____exports.__result = bit.bnot(a)

diff --git a/test/unit/builtins/math.spec.ts b/test/unit/builtins/math.spec.ts
@@ -96,6 +96,7 @@ util.testEachVersion("Math.atan2", () => util.testExpression`Math.atan2(4, 5)`,
     [tstl.LuaTarget.Lua52]: builder => builder.tap(expectMathAtan2),
     [tstl.LuaTarget.Lua53]: builder => builder.tap(expectMathAtan),
     [tstl.LuaTarget.Lua54]: builder => builder.tap(expectMathAtan2),
+    [tstl.LuaTarget.Lua55]: builder => builder.tap(expectMathAtan2),
     [tstl.LuaTarget.Luau]: builder => builder.tap(expectMathAtan2),
 });
 

diff --git a/test/unit/expressions.spec.ts b/test/unit/expressions.spec.ts
@@ -96,6 +96,13 @@ test.each(supportedInAll)("Bitop [5.4] (%p)", input => {
         .expectLuaToMatchSnapshot();
 });
 
+test.each(supportedInAll)("Bitop [5.5] (%p)", input => {
+    util.testExpression(input)
+        .setOptions({ luaTarget: tstl.LuaTarget.Lua55, luaLibImport: tstl.LuaLibImportKind.None })
+        .disableSemanticCheck()
+        .expectLuaToMatchSnapshot();
+});
+
 test.each(unsupportedIn53And54)("Unsupported bitop 5.3 (%p)", input => {
     util.testExpression(input)
         .setOptions({ luaTarget: tstl.LuaTarget.Lua53, luaLibImport: tstl.LuaLibImportKind.None })

diff --git a/test/unit/loops.spec.ts b/test/unit/loops.spec.ts
@@ -555,6 +555,7 @@ for (const testCase of [
         [tstl.LuaTarget.Lua52]: expectContinueGotoLabel,
         [tstl.LuaTarget.Lua53]: expectContinueGotoLabel,
         [tstl.LuaTarget.Lua54]: expectContinueGotoLabel,
+        [tstl.LuaTarget.Lua55]: expectContinueGotoLabel,
         [tstl.LuaTarget.LuaJIT]: expectContinueGotoLabel,
         [tstl.LuaTarget.Luau]: () => expectContinueStatement,
     });

diff --git a/test/unit/spread.spec.ts b/test/unit/spread.spec.ts
@@ -81,6 +81,7 @@ describe("in function call", () => {
             [tstl.LuaTarget.Lua52]: builder => builder.tap(expectTableUnpack).expectToMatchJsResult(),
             [tstl.LuaTarget.Lua53]: builder => builder.tap(expectTableUnpack).expectToMatchJsResult(),
             [tstl.LuaTarget.Lua54]: builder => builder.tap(expectTableUnpack).expectToMatchJsResult(),
+            [tstl.LuaTarget.Lua55]: builder => builder.tap(expectTableUnpack).expectToMatchJsResult(),
             [tstl.LuaTarget.Luau]: builder => builder.tap(expectTableUnpack).expectToMatchJsResult(),
         }
     );
@@ -95,6 +96,7 @@ describe("in array literal", () => {
         [tstl.LuaTarget.Lua52]: builder => builder.tap(expectTableUnpack).expectToMatchJsResult(),
         [tstl.LuaTarget.Lua53]: builder => builder.tap(expectTableUnpack).expectToMatchJsResult(),
         [tstl.LuaTarget.Lua54]: builder => builder.tap(expectTableUnpack).expectToMatchJsResult(),
+        [tstl.LuaTarget.Lua55]: builder => builder.tap(expectTableUnpack).expectToMatchJsResult(),
         [tstl.LuaTarget.Luau]: builder => builder.tap(expectTableUnpack).expectToMatchJsResult(),
     });
 

diff --git a/test/util.ts b/test/util.ts
@@ -86,6 +86,7 @@ export function expectEachVersionExceptJit<T>(
         [tstl.LuaTarget.Lua52]: expectation,
         [tstl.LuaTarget.Lua53]: expectation,
         [tstl.LuaTarget.Lua54]: expectation,
+        [tstl.LuaTarget.Lua55]: expectation,
         [tstl.LuaTarget.LuaJIT]: false, // Exclude JIT
         [tstl.LuaTarget.Luau]: false,
     };
@@ -157,7 +158,7 @@ export abstract class TestBuilder {
     }
 
     protected options: tstl.CompilerOptions = {
-        luaTarget: tstl.LuaTarget.Lua54,
+        luaTarget: tstl.LuaTarget.Lua55,
         noHeader: true,
         skipLibCheck: true,
         target: ts.ScriptTarget.ES2017,
@@ -444,7 +445,7 @@ export abstract class TestBuilder {
         // Main file
         const mainFile = this.getMainLuaCodeChunk();
 
-        const luaTarget = this.options.luaTarget ?? tstl.LuaTarget.Lua54;
+        const luaTarget = this.options.luaTarget ?? tstl.LuaTarget.Lua55;
         const { lauxlib, lua, lualib } = getLuaBindingsForVersion(luaTarget);
 
         const L = lauxlib.luaL_newstate();

diff --git a/tsconfig-schema.json b/tsconfig-schema.json
@@ -50,7 +50,7 @@
                     "description": "Specifies the Lua version you want to generate code for.",
                     "type": "string",
                     "default": "universal",
-                    "enum": ["5.0", "universal", "5.1", "5.2", "5.3", "5.4", "JIT", "Luau"]
+                    "enum": ["5.0", "universal", "5.1", "5.2", "5.3", "5.4", "5.5", "JIT", "Luau"]
                 },
                 "noImplicitGlobalVariables": {
                     "description": "Always declare all root-level variables as local, even if the file is not a module and they would be global in TypeScript.",