typescript-to-lua
Version:
A generic TypeScript to Lua transpiler. Write your code in TypeScript and publish Lua!
140 lines • 5.37 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.AnnotationKind = void 0;
exports.getSymbolAnnotations = getSymbolAnnotations;
exports.getTypeAnnotations = getTypeAnnotations;
exports.getNodeAnnotations = getNodeAnnotations;
exports.getFileAnnotations = getFileAnnotations;
const ts = __importStar(require("typescript"));
var AnnotationKind;
(function (AnnotationKind) {
AnnotationKind["CustomConstructor"] = "customConstructor";
AnnotationKind["CompileMembersOnly"] = "compileMembersOnly";
AnnotationKind["NoResolution"] = "noResolution";
AnnotationKind["NoSelf"] = "noSelf";
AnnotationKind["CustomName"] = "customName";
AnnotationKind["NoSelfInFile"] = "noSelfInFile";
})(AnnotationKind || (exports.AnnotationKind = AnnotationKind = {}));
const annotationValues = new Map(Object.values(AnnotationKind).map(k => [k.toLowerCase(), k]));
function collectAnnotations(source, annotationsMap) {
var _a, _b;
for (const tag of source.getJsDocTags()) {
const tagName = annotationValues.get(tag.name.toLowerCase());
if (!tagName)
continue;
const annotation = {
kind: tag.name,
args: (_b = (_a = tag.text) === null || _a === void 0 ? void 0 : _a.map(p => p.text)) !== null && _b !== void 0 ? _b : [],
};
annotationsMap.set(tagName, annotation);
}
}
const symbolAnnotations = new WeakMap();
function getSymbolAnnotations(symbol) {
const known = symbolAnnotations.get(symbol);
if (known)
return known;
const annotationsMap = new Map();
collectAnnotations(symbol, annotationsMap);
symbolAnnotations.set(symbol, annotationsMap);
return annotationsMap;
}
function getTypeAnnotations(type) {
// types are not frequently repeatedly polled for annotations, so it's not worth caching them
const annotationsMap = new Map();
if (type.symbol) {
getSymbolAnnotations(type.symbol).forEach((value, key) => {
annotationsMap.set(key, value);
});
}
if (type.aliasSymbol) {
getSymbolAnnotations(type.aliasSymbol).forEach((value, key) => {
annotationsMap.set(key, value);
});
}
return annotationsMap;
}
const nodeAnnotations = new WeakMap();
function getNodeAnnotations(node) {
const known = nodeAnnotations.get(node);
if (known)
return known;
const annotationsMap = new Map();
collectAnnotationsFromTags(annotationsMap, ts.getAllJSDocTags(node, ts.isJSDocUnknownTag));
nodeAnnotations.set(node, annotationsMap);
return annotationsMap;
}
function collectAnnotationsFromTags(annotationsMap, tags) {
for (const tag of tags) {
const tagName = annotationValues.get(tag.tagName.text.toLowerCase());
if (!tagName)
continue;
annotationsMap.set(tagName, { kind: tagName, args: getTagArgsFromComment(tag) });
}
}
const fileAnnotations = new WeakMap();
function getFileAnnotations(sourceFile) {
const known = fileAnnotations.get(sourceFile);
if (known)
return known;
const annotationsMap = new Map();
if (sourceFile.statements.length > 0) {
// Manually collect jsDoc because `getJSDocTags` includes tags only from closest comment
const jsDoc = sourceFile.statements[0].jsDoc;
if (jsDoc) {
for (const jsDocElement of jsDoc) {
if (jsDocElement.tags) {
collectAnnotationsFromTags(annotationsMap, jsDocElement.tags);
}
}
}
}
fileAnnotations.set(sourceFile, annotationsMap);
return annotationsMap;
}
function getTagArgsFromComment(tag) {
if (tag.comment) {
if (typeof tag.comment === "string") {
const firstLine = tag.comment.split("\n")[0];
return firstLine.trim().split(" ");
}
else {
return tag.comment.map(part => part.text);
}
}
return [];
}
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