typescript-to-lua
Version:
A generic TypeScript to Lua transpiler. Write your code in TypeScript and publish Lua!
92 lines • 4.49 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.transformContinueStatement = exports.transformBreakStatement = void 0;
const CompilerOptions_1 = require("../../CompilerOptions");
const lua = __importStar(require("../../LuaAST"));
const scope_1 = require("../utils/scope");
const typescript_1 = require("../utils/typescript");
const transformBreakStatement = (breakStatement, context) => {
const tryScope = (0, typescript_1.isInAsyncFunction)(breakStatement) ? (0, scope_1.findAsyncTryScopeBeforeLoop)(context) : undefined;
if (tryScope) {
tryScope.asyncTryHasBreak = true;
return [
lua.createAssignmentStatement(lua.createIdentifier("____hasBroken"), lua.createBooleanLiteral(true), breakStatement),
lua.createReturnStatement([], breakStatement),
];
}
return lua.createBreakStatement(breakStatement);
};
exports.transformBreakStatement = transformBreakStatement;
const transformContinueStatement = (statement, context) => {
var _a;
const scope = (0, scope_1.findScope)(context, scope_1.ScopeType.Loop);
const continuedWith = {
[CompilerOptions_1.LuaTarget.Universal]: scope_1.LoopContinued.WithRepeatBreak,
[CompilerOptions_1.LuaTarget.Lua50]: scope_1.LoopContinued.WithRepeatBreak,
[CompilerOptions_1.LuaTarget.Lua51]: scope_1.LoopContinued.WithRepeatBreak,
[CompilerOptions_1.LuaTarget.Lua52]: scope_1.LoopContinued.WithGoto,
[CompilerOptions_1.LuaTarget.Lua53]: scope_1.LoopContinued.WithGoto,
[CompilerOptions_1.LuaTarget.Lua54]: scope_1.LoopContinued.WithGoto,
[CompilerOptions_1.LuaTarget.Lua55]: scope_1.LoopContinued.WithGoto,
[CompilerOptions_1.LuaTarget.LuaJIT]: scope_1.LoopContinued.WithGoto,
[CompilerOptions_1.LuaTarget.Luau]: scope_1.LoopContinued.WithContinue,
}[context.luaTarget];
if (scope) {
scope.loopContinued = continuedWith;
}
const tryScope = (0, typescript_1.isInAsyncFunction)(statement) ? (0, scope_1.findAsyncTryScopeBeforeLoop)(context) : undefined;
if (tryScope) {
tryScope.asyncTryHasContinue = continuedWith;
return [
lua.createAssignmentStatement(lua.createIdentifier("____hasContinued"), lua.createBooleanLiteral(true), statement),
lua.createReturnStatement([], statement),
];
}
const label = `__continue${(_a = scope === null || scope === void 0 ? void 0 : scope.id) !== null && _a !== void 0 ? _a : ""}`;
switch (continuedWith) {
case scope_1.LoopContinued.WithGoto:
return lua.createGotoStatement(label, statement);
case scope_1.LoopContinued.WithContinue:
return lua.createContinueStatement(statement);
case scope_1.LoopContinued.WithRepeatBreak:
return [
lua.createAssignmentStatement(lua.createIdentifier(label), lua.createBooleanLiteral(true), statement),
lua.createBreakStatement(statement),
];
}
};
exports.transformContinueStatement = transformContinueStatement;
//# sourceMappingURL=break-continue.js.map