ts-json-schema-generator
Version:
Generate JSON schema from your Typescript sources
41 lines • 1.74 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.extractLiterals = void 0;
const Errors_js_1 = require("../Error/Errors.js");
const AliasType_js_1 = require("../Type/AliasType.js");
const BooleanType_js_1 = require("../Type/BooleanType.js");
const DefinitionType_js_1 = require("../Type/DefinitionType.js");
const EnumType_js_1 = require("../Type/EnumType.js");
const LiteralType_js_1 = require("../Type/LiteralType.js");
const UnionType_js_1 = require("../Type/UnionType.js");
const derefType_js_1 = require("./derefType.js");
function* _extractLiterals(type) {
if (!type) {
return;
}
const dereffedType = (0, derefType_js_1.derefAnnotatedType)(type);
if (dereffedType instanceof LiteralType_js_1.LiteralType) {
yield dereffedType.getValue().toString();
return;
}
if (dereffedType instanceof UnionType_js_1.UnionType || dereffedType instanceof EnumType_js_1.EnumType) {
for (const t of dereffedType.getTypes()) {
yield* _extractLiterals(t);
}
return;
}
if (dereffedType instanceof AliasType_js_1.AliasType || dereffedType instanceof DefinitionType_js_1.DefinitionType) {
yield* _extractLiterals(dereffedType.getType());
return;
}
if (dereffedType instanceof BooleanType_js_1.BooleanType) {
yield* _extractLiterals(new UnionType_js_1.UnionType([new LiteralType_js_1.LiteralType("true"), new LiteralType_js_1.LiteralType("false")]));
return;
}
throw new Errors_js_1.UnknownTypeError(dereffedType);
}
function extractLiterals(type) {
return [..._extractLiterals(type)];
}
exports.extractLiterals = extractLiterals;
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