typescript-to-lua - npm Package Compare versions

Comparing version 1.13.1 to 1.13.2

dist/transformation/builtins/array.js

@@ -58,2 +58,3 @@ "use strict";
 function transformArrayPrototypeCall(context, node, calledMethod) {
+    var _a, _b, _c;
     const signature = context.checker.getResolvedSignature(node);
@@ -69,5 +70,5 @@ const [caller, params] = (0, call_1.transformCallAndArguments)(context, calledMethod.expression, node.arguments, signature);
             if (node.arguments.length === 1) {
-                const param = params[0];
+                const param = (_a = params[0]) !== null && _a !== void 0 ? _a : lua.createNilLiteral();
                 if ((0, lua_ast_1.isUnpackCall)(param)) {
-                    return (0, lualib_1.transformLuaLibFunction)(context, lualib_1.LuaLibFeature.ArrayPushArray, node, caller, param.params[0]);
+                    return (0, lualib_1.transformLuaLibFunction)(context, lualib_1.LuaLibFeature.ArrayPushArray, node, caller, (_b = param.params[0]) !== null && _b !== void 0 ? _b : lua.createNilLiteral());
                 }
@@ -121,3 +122,3 @@ if (!lua.isDotsLiteral(param)) {
                 const defaultSeparatorLiteral = lua.createStringLiteral(",");
-                const param = params[0];
+                const param = (_c = params[0]) !== null && _c !== void 0 ? _c : lua.createNilLiteral();
                 const parameters = [
@@ -124,0 +125,0 @@ caller,

dist/transformation/builtins/math.js

@@ -30,2 +30,3 @@ "use strict";
 function transformMathCall(context, node, calledMethod) {
+    var _a, _b, _c, _d;
     const signature = context.checker.getResolvedSignature(node);
@@ -57,3 +58,3 @@ const params = (0, call_1.transformArguments)(context, node.arguments, signature);
             const one = lua.createNumericLiteral(1);
-            const add = lua.createBinaryExpression(one, params[0], lua.SyntaxKind.AdditionOperator);
+            const add = lua.createBinaryExpression(one, (_a = params[0]) !== null && _a !== void 0 ? _a : lua.createNilLiteral(), lua.SyntaxKind.AdditionOperator);
             return lua.createCallExpression(lua.createTableIndexExpression(math, log), [add], node);
@@ -63,3 +64,3 @@ }
             // Translate to base ^ power
-            return lua.createBinaryExpression(params[0], params[1], lua.SyntaxKind.PowerOperator, node);
+            return lua.createBinaryExpression((_b = params[0]) !== null && _b !== void 0 ? _b : lua.createNilLiteral(), (_c = params[1]) !== null && _c !== void 0 ? _c : lua.createNilLiteral(), lua.SyntaxKind.PowerOperator, node);
         }
@@ -70,3 +71,3 @@ // math.floor(x + 0.5)
             const half = lua.createNumericLiteral(0.5);
-            const add = lua.createBinaryExpression(params[0], half, lua.SyntaxKind.AdditionOperator);
+            const add = lua.createBinaryExpression((_d = params[0]) !== null && _d !== void 0 ? _d : lua.createNilLiteral(), half, lua.SyntaxKind.AdditionOperator);
             return lua.createCallExpression(lua.createTableIndexExpression(math, floor), [add], node);
@@ -73,0 +74,0 @@ }

dist/transformation/builtins/string.js

@@ -15,2 +15,3 @@ "use strict";
 function transformStringPrototypeCall(context, node, calledMethod) {
+    var _a, _b, _c, _d;
     const signature = context.checker.getResolvedSignature(node);
@@ -27,3 +28,3 @@ const [caller, params] = (0, call_1.transformCallAndArguments)(context, calledMethod.expression, node.arguments, signature);
         case "indexOf": {
-            const stringExpression = createStringCall("find", node, caller, params[0], params[1]
+            const stringExpression = createStringCall("find", node, caller, (_a = params[0]) !== null && _a !== void 0 ? _a : lua.createNilLiteral(), params[1]
                 ? // string.find handles negative indexes by making it relative to string end, but for indexOf it's the same as 0
@@ -78,3 +79,3 @@ lua.createCallExpression(lua.createTableIndexExpression(lua.createIdentifier("math"), lua.createStringLiteral("max")), [(0, lua_ast_1.addToNumericExpression)(params[1], 1), lua.createNumericLiteral(1)])
             if (literalValue !== undefined && literalValue >= 0) {
-                const firstParamPlusOne = (0, lua_ast_1.addToNumericExpression)(params[0], 1);
+                const firstParamPlusOne = (0, lua_ast_1.addToNumericExpression)((_b = params[0]) !== null && _b !== void 0 ? _b : lua.createNilLiteral(), 1);
                 return createStringCall("sub", node, caller, firstParamPlusOne, firstParamPlusOne);
@@ -88,3 +89,3 @@ }
             if (literalValue !== undefined && literalValue >= 0) {
-                return lua.createBinaryExpression(createStringCall("byte", node, caller, (0, lua_ast_1.addToNumericExpression)(params[0], 1)), (0, lua_ast_1.createNaN)(), lua.SyntaxKind.OrOperator);
+                return lua.createBinaryExpression(createStringCall("byte", node, caller, (0, lua_ast_1.addToNumericExpression)((_c = params[0]) !== null && _c !== void 0 ? _c : lua.createNilLiteral(), 1)), (0, lua_ast_1.createNaN)(), lua.SyntaxKind.OrOperator);
             }
@@ -102,3 +103,5 @@ return (0, lualib_1.transformLuaLibFunction)(context, lualib_1.LuaLibFeature.StringCharCodeAt, node, caller, ...params);
             const floor = lua.createStringLiteral("floor");
-            const parameter = lua.createCallExpression(lua.createTableIndexExpression(math, floor), [params[0]]);
+            const parameter = lua.createCallExpression(lua.createTableIndexExpression(math, floor), [
+                (_d = params[0]) !== null && _d !== void 0 ? _d : lua.createNilLiteral(),
+            ]);
             return createStringCall("rep", node, caller, parameter);
@@ -105,0 +108,0 @@ case "padStart":

dist/transformation/utils/diagnostics.d.ts

 import * as ts from "typescript";
+import * as lua from "../../LuaAST";
 import { LuaTarget, TypeScriptToLuaOptions } from "../../CompilerOptions";
@@ -100,1 +101,4 @@ import { AnnotationKind } from "./annotations";
 };
+export declare const cannotAssignToNodeOfKind: ((node: ts.Node, kind: lua.SyntaxKind) => ts.Diagnostic) & {
+    code: number;
+};

dist/transformation/utils/diagnostics.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.invalidSpreadInCallExtension = exports.invalidMethodCallExtensionUse = exports.undefinedInArrayLiteral = exports.unsupportedOptionalCompileMembersOnly = exports.unsupportedBuiltinOptionalCall = exports.awaitMustBeInAsyncFunction = exports.notAllowedOptionalAssignment = exports.truthyOnlyConditionalValue = exports.annotationDeprecated = exports.invalidCallExtensionUse = exports.invalidMultiReturnAccess = exports.invalidMultiFunctionReturnType = exports.invalidMultiFunctionUse = exports.unsupportedVarDeclaration = exports.invalidAmbientIdentifierName = exports.unsupportedProperty = exports.unsupportedForTargetButOverrideAvailable = exports.unsupportedForTarget = exports.unsupportedRightShiftOperator = exports.unsupportedAccessorInObjectLiteral = exports.invalidPairsIterableWithoutDestructuring = exports.invalidMultiIterableWithoutDestructuring = exports.invalidRangeControlVariable = exports.invalidVarargUse = exports.invalidRangeUse = exports.annotationInvalidArgumentCount = exports.decoratorInvalidContext = exports.unsupportedOverloadAssignment = exports.unsupportedSelfFunctionConversion = exports.unsupportedNoSelfFunctionConversion = exports.forbiddenForIn = exports.unsupportedNodeKind = void 0;
+exports.cannotAssignToNodeOfKind = exports.invalidSpreadInCallExtension = exports.invalidMethodCallExtensionUse = exports.undefinedInArrayLiteral = exports.unsupportedOptionalCompileMembersOnly = exports.unsupportedBuiltinOptionalCall = exports.awaitMustBeInAsyncFunction = exports.notAllowedOptionalAssignment = exports.truthyOnlyConditionalValue = exports.annotationDeprecated = exports.invalidCallExtensionUse = exports.invalidMultiReturnAccess = exports.invalidMultiFunctionReturnType = exports.invalidMultiFunctionUse = exports.unsupportedVarDeclaration = exports.invalidAmbientIdentifierName = exports.unsupportedProperty = exports.unsupportedForTargetButOverrideAvailable = exports.unsupportedForTarget = exports.unsupportedRightShiftOperator = exports.unsupportedAccessorInObjectLiteral = exports.invalidPairsIterableWithoutDestructuring = exports.invalidMultiIterableWithoutDestructuring = exports.invalidRangeControlVariable = exports.invalidVarargUse = exports.invalidRangeUse = exports.annotationInvalidArgumentCount = exports.decoratorInvalidContext = exports.unsupportedOverloadAssignment = exports.unsupportedSelfFunctionConversion = exports.unsupportedNoSelfFunctionConversion = exports.forbiddenForIn = exports.unsupportedNodeKind = void 0;
 const ts = require("typescript");
+const lua = require("../../LuaAST");
 const CompilerOptions_1 = require("../../CompilerOptions");
@@ -64,2 +65,3 @@ const utils_1 = require("../../utils");
 exports.invalidSpreadInCallExtension = createErrorDiagnosticFactory("Spread elements are not supported in call extensions.");
+exports.cannotAssignToNodeOfKind = createErrorDiagnosticFactory((kind) => `Cannot create assignment assigning to a node of type ${lua.SyntaxKind[kind]}.`);
 //# sourceMappingURL=diagnostics.js.map

dist/transformation/utils/lua-ast.js

@@ -254,11 +254,13 @@ "use strict";
     // Thus, need to add a hyphen to the first line.
-    const firstLine = lines[0];
-    if (firstLine.startsWith(" @")) {
-        lines.unshift("-");
+    if (lines.length > 0) {
+        const firstLine = lines[0];
+        if (firstLine.startsWith(" @")) {
+            lines.unshift("-");
+        }
+        else {
+            lines.shift();
+            lines.unshift("-" + firstLine);
+        }
+        return lines;
     }
-    else {
-        lines.shift();
-        lines.unshift("-" + firstLine);
-    }
-    return lines;
 }
@@ -265,0 +267,0 @@ const createNaN = (tsOriginal) => lua.createBinaryExpression(lua.createNumericLiteral(0), lua.createNumericLiteral(0), lua.SyntaxKind.DivisionOperator, tsOriginal);

dist/transformation/visitors/binary-expression/assignments.js

@@ -6,3 +6,2 @@ "use strict";
 const lua = require("../../../LuaAST");
-const utils_1 = require("../../../utils");
 const assignment_validation_1 = require("../../utils/assignment-validation");
@@ -36,5 +35,12 @@ const export_1 = require("../../utils/export");
     const left = context.transformExpression(node);
-    return lua.isIdentifier(left) && symbol && (0, export_1.isSymbolExported)(context, symbol)
-        ? (0, export_1.createExportedIdentifier)(context, left)
-        : (0, utils_1.cast)(left, lua.isAssignmentLeftHandSideExpression);
+    if (lua.isIdentifier(left) && symbol && (0, export_1.isSymbolExported)(context, symbol)) {
+        return (0, export_1.createExportedIdentifier)(context, left);
+    }
+    if (lua.isAssignmentLeftHandSideExpression(left)) {
+        return left;
+    }
+    else {
+        context.diagnostics.push((0, diagnostics_1.cannotAssignToNodeOfKind)(node, left.kind));
+        return lua.createAnonymousIdentifier();
+    }
 }
@@ -41,0 +47,0 @@ exports.transformAssignmentLeftHandSideExpression = transformAssignmentLeftHandSideExpression;

dist/transformation/visitors/language-extensions/multi.js

@@ -53,22 +53,23 @@ "use strict";
     }
+    const parent = (0, typescript_1.findFirstNonOuterParent)(node);
     // Variable declaration with destructuring
-    if (ts.isVariableDeclaration(node.parent) && ts.isArrayBindingPattern(node.parent.name)) {
+    if (ts.isVariableDeclaration(parent) && ts.isArrayBindingPattern(parent.name)) {
         return false;
     }
     // Variable assignment with destructuring
-    if (ts.isBinaryExpression(node.parent) &&
-        node.parent.operatorToken.kind === ts.SyntaxKind.EqualsToken &&
-        ts.isArrayLiteralExpression(node.parent.left)) {
+    if (ts.isBinaryExpression(parent) &&
+        parent.operatorToken.kind === ts.SyntaxKind.EqualsToken &&
+        ts.isArrayLiteralExpression(parent.left)) {
         return false;
     }
     // Spread operator
-    if (ts.isSpreadElement(node.parent)) {
+    if (ts.isSpreadElement(parent)) {
         return false;
     }
     // Stand-alone expression
-    if (ts.isExpressionStatement(node.parent)) {
+    if (ts.isExpressionStatement(parent)) {
         return false;
     }
     // Forwarded multi-return call
-    if ((ts.isReturnStatement(node.parent) || ts.isArrowFunction(node.parent)) && // Body-less arrow func
+    if ((ts.isReturnStatement(parent) || ts.isArrowFunction(parent)) && // Body-less arrow func
         isInMultiReturnFunction(context, node)) {
@@ -78,7 +79,7 @@ return false;
     // Element access expression 'foo()[0]' will be optimized using 'select'
-    if (ts.isElementAccessExpression(node.parent)) {
+    if (ts.isElementAccessExpression(parent)) {
         return false;
     }
     // LuaIterable in for...of
-    if (ts.isForOfStatement(node.parent) &&
+    if (ts.isForOfStatement(parent) &&
         (0, language_extensions_1.getIterableExtensionKindForNode)(context, node) === language_extensions_1.IterableExtensionKind.Iterable) {
@@ -85,0 +86,0 @@ return false;

dist/transformation/visitors/spread.js

@@ -7,2 +7,3 @@ "use strict";
 const lua = require("../../LuaAST");
+const utils_1 = require("../../utils");
 const language_extensions_1 = require("../utils/language-extensions");
@@ -67,6 +68,20 @@ const lua_ast_1 = require("../utils/lua-ast");
         return innerExpression;
+    const iterableExtensionType = (0, language_extensions_1.getIterableExtensionKindForNode)(context, node.expression);
+    if (iterableExtensionType) {
+        if (iterableExtensionType === language_extensions_1.IterableExtensionKind.Iterable) {
+            return (0, lualib_1.transformLuaLibFunction)(context, lualib_1.LuaLibFeature.LuaIteratorSpread, node, innerExpression);
+        }
+        else if (iterableExtensionType === language_extensions_1.IterableExtensionKind.Pairs) {
+            const objectEntries = (0, lualib_1.transformLuaLibFunction)(context, lualib_1.LuaLibFeature.ObjectEntries, node, innerExpression);
+            return (0, lua_ast_1.createUnpackCall)(context, objectEntries, node);
+        }
+        else if (iterableExtensionType === language_extensions_1.IterableExtensionKind.PairsKey) {
+            const objectKeys = (0, lualib_1.transformLuaLibFunction)(context, lualib_1.LuaLibFeature.ObjectKeys, node, innerExpression);
+            return (0, lua_ast_1.createUnpackCall)(context, objectKeys, node);
+        }
+        else {
+            (0, utils_1.assertNever)(iterableExtensionType);
+        }
+    }
     const type = context.checker.getTypeAtLocation(node.expression); // not ts-inner expression, in case of casts
-    if ((0, language_extensions_1.isLuaIterable)(context, type)) {
-        return (0, lualib_1.transformLuaLibFunction)(context, lualib_1.LuaLibFeature.LuaIteratorSpread, node, innerExpression);
-    }
     if ((0, typescript_1.isArrayType)(context, type)) {
@@ -73,0 +88,0 @@ return (0, lua_ast_1.createUnpackCall)(context, innerExpression, node);

package.json

 {
     "name": "typescript-to-lua",
-    "version": "1.13.1",
+    "version": "1.13.2",
     "description": "A generic TypeScript to Lua transpiler. Write your code in TypeScript and publish Lua!",
@@ -5,0 +5,0 @@ "repository": "https://github.com/TypeScriptToLua/TypeScriptToLua",

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