Software zum Installieren eines Smart-Mirror Frameworks , zum Nutzen von hochschulrelevanten Informationen, auf einem Raspberry-Pi.
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saxes.d.ts 20KB

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  1. /**
  2. * The list of supported events.
  3. */
  4. export declare const EVENTS: readonly ["xmldecl", "text", "processinginstruction", "doctype", "comment", "opentagstart", "attribute", "opentag", "closetag", "cdata", "error", "end", "ready"];
  5. /**
  6. * Event handler for the
  7. *
  8. * @param text The text data encountered by the parser.
  9. *
  10. */
  11. export declare type XMLDeclHandler = (decl: XMLDecl) => void;
  12. /**
  13. * Event handler for text data.
  14. *
  15. * @param text The text data encountered by the parser.
  16. *
  17. */
  18. export declare type TextHandler = (text: string) => void;
  19. /**
  20. * Event handler for processing instructions.
  21. *
  22. * @param data The target and body of the processing instruction.
  23. */
  24. export declare type PIHandler = (data: {
  25. target: string;
  26. body: string;
  27. }) => void;
  28. /**
  29. * Event handler for doctype.
  30. *
  31. * @param doctype The doctype contents.
  32. */
  33. export declare type DoctypeHandler = (doctype: string) => void;
  34. /**
  35. * Event handler for comments.
  36. *
  37. * @param comment The comment contents.
  38. */
  39. export declare type CommentHandler = (comment: string) => void;
  40. /**
  41. * Event handler for the start of an open tag. This is called as soon as we
  42. * have a tag name.
  43. *
  44. * @param tag The tag.
  45. */
  46. export declare type OpenTagStartHandler<O> = (tag: StartTagForOptions<O>) => void;
  47. export declare type AttributeEventForOptions<O extends SaxesOptions> = O extends {
  48. xmlns: true;
  49. } ? SaxesAttributeNSIncomplete : O extends {
  50. xmlns?: false | undefined;
  51. } ? SaxesAttributePlain : SaxesAttribute;
  52. /**
  53. * Event handler for attributes.
  54. */
  55. export declare type AttributeHandler<O> = (attribute: AttributeEventForOptions<O>) => void;
  56. /**
  57. * Event handler for an open tag. This is called when the open tag is
  58. * complete. (We've encountered the ">" that ends the open tag.)
  59. *
  60. * @param tag The tag.
  61. */
  62. export declare type OpenTagHandler<O> = (tag: TagForOptions<O>) => void;
  63. /**
  64. * Event handler for a close tag. Note that for self-closing tags, this is
  65. * called right after ``opentag``.
  66. *
  67. * @param tag The tag.
  68. */
  69. export declare type CloseTagHandler<O> = (tag: TagForOptions<O>) => void;
  70. /**
  71. * Event handler for a CDATA section. This is called when ending the
  72. * CDATA section.
  73. *
  74. * @param cdata The contents of the CDATA section.
  75. */
  76. export declare type CDataHandler = (cdata: string) => void;
  77. /**
  78. * Event handler for the stream end. This is called when the stream has been
  79. * closed with ``close`` or by passing ``null`` to ``write``.
  80. */
  81. export declare type EndHandler = () => void;
  82. /**
  83. * Event handler indicating parser readiness . This is called when the parser
  84. * is ready to parse a new document.
  85. */
  86. export declare type ReadyHandler = () => void;
  87. /**
  88. * Event handler indicating an error.
  89. *
  90. * @param err The error that occurred.
  91. */
  92. export declare type ErrorHandler = (err: Error) => void;
  93. export declare type EventName = (typeof EVENTS)[number];
  94. export declare type EventNameToHandler<O, N extends EventName> = {
  95. "xmldecl": XMLDeclHandler;
  96. "text": TextHandler;
  97. "processinginstruction": PIHandler;
  98. "doctype": DoctypeHandler;
  99. "comment": CommentHandler;
  100. "opentagstart": OpenTagStartHandler<O>;
  101. "attribute": AttributeHandler<O>;
  102. "opentag": OpenTagHandler<O>;
  103. "closetag": CloseTagHandler<O>;
  104. "cdata": CDataHandler;
  105. "error": ErrorHandler;
  106. "end": EndHandler;
  107. "ready": ReadyHandler;
  108. }[N];
  109. /**
  110. * This interface defines the structure of attributes when the parser is
  111. * processing namespaces (created with ``xmlns: true``).
  112. */
  113. export interface SaxesAttributeNS {
  114. /**
  115. * The attribute's name. This is the combination of prefix and local name.
  116. * For instance ``a:b="c"`` would have ``a:b`` for name.
  117. */
  118. name: string;
  119. /**
  120. * The attribute's prefix. For instance ``a:b="c"`` would have ``"a"`` for
  121. * ``prefix``.
  122. */
  123. prefix: string;
  124. /**
  125. * The attribute's local name. For instance ``a:b="c"`` would have ``"b"`` for
  126. * ``local``.
  127. */
  128. local: string;
  129. /** The namespace URI of this attribute. */
  130. uri: string;
  131. /** The attribute's value. */
  132. value: string;
  133. }
  134. /**
  135. * This is an attribute, as recorded by a parser which parses namespaces but
  136. * prior to the URI being resolvable. This is what is passed to the attribute
  137. * event handler.
  138. */
  139. export declare type SaxesAttributeNSIncomplete = Exclude<SaxesAttributeNS, "uri">;
  140. /**
  141. * This interface defines the structure of attributes when the parser is
  142. * NOT processing namespaces (created with ``xmlns: false``).
  143. */
  144. export interface SaxesAttributePlain {
  145. /**
  146. * The attribute's name.
  147. */
  148. name: string;
  149. /** The attribute's value. */
  150. value: string;
  151. }
  152. /**
  153. * A saxes attribute, with or without namespace information.
  154. */
  155. export declare type SaxesAttribute = SaxesAttributeNS | SaxesAttributePlain;
  156. /**
  157. * This are the fields that MAY be present on a complete tag.
  158. */
  159. export interface SaxesTag {
  160. /**
  161. * The tag's name. This is the combination of prefix and global name. For
  162. * instance ``<a:b>`` would have ``"a:b"`` for ``name``.
  163. */
  164. name: string;
  165. /**
  166. * A map of attribute name to attributes. If namespaces are tracked, the
  167. * values in the map are attribute objects. Otherwise, they are strings.
  168. */
  169. attributes: Record<string, SaxesAttributeNS> | Record<string, string>;
  170. /**
  171. * The namespace bindings in effect.
  172. */
  173. ns?: Record<string, string>;
  174. /**
  175. * The tag's prefix. For instance ``<a:b>`` would have ``"a"`` for
  176. * ``prefix``. Undefined if we do not track namespaces.
  177. */
  178. prefix?: string;
  179. /**
  180. * The tag's local name. For instance ``<a:b>`` would
  181. * have ``"b"`` for ``local``. Undefined if we do not track namespaces.
  182. */
  183. local?: string;
  184. /**
  185. * The namespace URI of this tag. Undefined if we do not track namespaces.
  186. */
  187. uri?: string;
  188. /** Whether the tag is self-closing (e.g. ``<foo/>``). */
  189. isSelfClosing: boolean;
  190. }
  191. /**
  192. * This type defines the fields that are present on a tag object when
  193. * ``onopentagstart`` is called. This interface is namespace-agnostic.
  194. */
  195. export declare type SaxesStartTag = Pick<SaxesTag, "name" | "attributes" | "ns">;
  196. /**
  197. * This type defines the fields that are present on a tag object when
  198. * ``onopentagstart`` is called on a parser that does not processes namespaces.
  199. */
  200. export declare type SaxesStartTagPlain = Pick<SaxesStartTag, "name" | "attributes">;
  201. /**
  202. * This type defines the fields that are present on a tag object when
  203. * ``onopentagstart`` is called on a parser that does process namespaces.
  204. */
  205. export declare type SaxesStartTagNS = Required<SaxesStartTag>;
  206. /**
  207. * This are the fields that are present on a complete tag produced by a parser
  208. * that does process namespaces.
  209. */
  210. export declare type SaxesTagNS = Required<SaxesTag> & {
  211. attributes: Record<string, SaxesAttributeNS>;
  212. };
  213. /**
  214. * This are the fields that are present on a complete tag produced by a parser
  215. * that does not process namespaces.
  216. */
  217. export declare type SaxesTagPlain = Pick<SaxesTag, "name" | "attributes" | "isSelfClosing"> & {
  218. attributes: Record<string, string>;
  219. };
  220. /**
  221. * An XML declaration.
  222. */
  223. export interface XMLDecl {
  224. /** The version specified by the XML declaration. */
  225. version?: string;
  226. /** The encoding specified by the XML declaration. */
  227. encoding?: string;
  228. /** The value of the standalone parameter */
  229. standalone?: string;
  230. }
  231. /**
  232. * A callback for resolving name prefixes.
  233. *
  234. * @param prefix The prefix to check.
  235. *
  236. * @returns The URI corresponding to the prefix, if any.
  237. */
  238. export declare type ResolvePrefix = (prefix: string) => string | undefined;
  239. export interface CommonOptions {
  240. /** Whether to accept XML fragments. Unset means ``false``. */
  241. fragment?: boolean;
  242. /** Whether to track positions. Unset means ``true``. */
  243. position?: boolean;
  244. /**
  245. * A file name to use for error reporting. "File name" is a loose concept. You
  246. * could use a URL to some resource, or any descriptive name you like.
  247. */
  248. fileName?: string;
  249. }
  250. export interface NSOptions {
  251. /** Whether to track namespaces. Unset means ``false``. */
  252. xmlns?: boolean;
  253. /**
  254. * A plain object whose key, value pairs define namespaces known before
  255. * parsing the XML file. It is not legal to pass bindings for the namespaces
  256. * ``"xml"`` or ``"xmlns"``.
  257. */
  258. additionalNamespaces?: Record<string, string>;
  259. /**
  260. * A function that will be used if the parser cannot resolve a namespace
  261. * prefix on its own.
  262. */
  263. resolvePrefix?: ResolvePrefix;
  264. }
  265. export interface NSOptionsWithoutNamespaces extends NSOptions {
  266. xmlns?: false;
  267. additionalNamespaces?: undefined;
  268. resolvePrefix?: undefined;
  269. }
  270. export interface NSOptionsWithNamespaces extends NSOptions {
  271. xmlns: true;
  272. }
  273. export interface XMLVersionOptions {
  274. /**
  275. * The default XML version to use. If unspecified, and there is no XML
  276. * encoding declaration, the default version is "1.0".
  277. */
  278. defaultXMLVersion?: "1.0" | "1.1";
  279. /**
  280. * A flag indicating whether to force the XML version used for parsing to the
  281. * value of ``defaultXMLVersion``. When this flag is ``true``,
  282. * ``defaultXMLVersion`` must be specified. If unspecified, the default value
  283. * of this flag is ``false``.
  284. */
  285. forceXMLVersion?: boolean;
  286. }
  287. export interface NoForcedXMLVersion extends XMLVersionOptions {
  288. forceXMLVersion?: false;
  289. }
  290. export interface ForcedXMLVersion extends XMLVersionOptions {
  291. forceXMLVersion: true;
  292. defaultXMLVersion: Exclude<XMLVersionOptions["defaultXMLVersion"], undefined>;
  293. }
  294. /**
  295. * The entire set of options supported by saxes.
  296. */
  297. export declare type SaxesOptions = CommonOptions & NSOptions & XMLVersionOptions;
  298. export declare type TagForOptions<O extends SaxesOptions> = O extends {
  299. xmlns: true;
  300. } ? SaxesTagNS : O extends {
  301. xmlns?: false | undefined;
  302. } ? SaxesTagPlain : SaxesTag;
  303. export declare type StartTagForOptions<O extends SaxesOptions> = O extends {
  304. xmlns: true;
  305. } ? SaxesStartTagNS : O extends {
  306. xmlns?: false | undefined;
  307. } ? SaxesStartTagPlain : SaxesStartTag;
  308. export declare class SaxesParser<O extends SaxesOptions = {}> {
  309. private readonly fragmentOpt;
  310. private readonly xmlnsOpt;
  311. private readonly trackPosition;
  312. private readonly fileName?;
  313. private readonly nameStartCheck;
  314. private readonly nameCheck;
  315. private readonly isName;
  316. private readonly ns;
  317. private openWakaBang;
  318. private text;
  319. private name;
  320. private piTarget;
  321. private entity;
  322. private q;
  323. private tags;
  324. private tag;
  325. private topNS;
  326. private chunk;
  327. private chunkPosition;
  328. private i;
  329. private prevI;
  330. private carriedFromPrevious?;
  331. private forbiddenState;
  332. private attribList;
  333. private state;
  334. private reportedTextBeforeRoot;
  335. private reportedTextAfterRoot;
  336. private closedRoot;
  337. private sawRoot;
  338. private xmlDeclPossible;
  339. private xmlDeclExpects;
  340. private entityReturnState?;
  341. private processAttribs;
  342. private positionAtNewLine;
  343. private doctype;
  344. private getCode;
  345. private isChar;
  346. private pushAttrib;
  347. private _closed;
  348. private currentXMLVersion;
  349. private readonly stateTable;
  350. private xmldeclHandler?;
  351. private textHandler?;
  352. private piHandler?;
  353. private doctypeHandler?;
  354. private commentHandler?;
  355. private openTagStartHandler?;
  356. private openTagHandler?;
  357. private closeTagHandler?;
  358. private cdataHandler?;
  359. private errorHandler?;
  360. private endHandler?;
  361. private readyHandler?;
  362. private attributeHandler?;
  363. /**
  364. * Indicates whether or not the parser is closed. If ``true``, wait for
  365. * the ``ready`` event to write again.
  366. */
  367. get closed(): boolean;
  368. readonly opt: SaxesOptions;
  369. /**
  370. * The XML declaration for this document.
  371. */
  372. xmlDecl: XMLDecl;
  373. /**
  374. * The line number of the next character to be read by the parser. This field
  375. * is one-based. (The first line is numbered 1.)
  376. */
  377. line: number;
  378. /**
  379. * The column number of the next character to be read by the parser. *
  380. * This field is zero-based. (The first column is 0.)
  381. *
  382. * This field counts columns by *Unicode character*. Note that this *can*
  383. * be different from the index of the character in a JavaScript string due
  384. * to how JavaScript handles astral plane characters.
  385. *
  386. * See [[columnIndex]] for a number that corresponds to the JavaScript index.
  387. */
  388. column: number;
  389. /**
  390. * A map of entity name to expansion.
  391. */
  392. ENTITIES: Record<string, string>;
  393. /**
  394. * @param opt The parser options.
  395. */
  396. constructor(opt?: O);
  397. _init(): void;
  398. /**
  399. * The stream position the parser is currently looking at. This field is
  400. * zero-based.
  401. *
  402. * This field is not based on counting Unicode characters but is to be
  403. * interpreted as a plain index into a JavaScript string.
  404. */
  405. get position(): number;
  406. /**
  407. * The column number of the next character to be read by the parser. *
  408. * This field is zero-based. (The first column in a line is 0.)
  409. *
  410. * This field reports the index at which the next character would be in the
  411. * line if the line were represented as a JavaScript string. Note that this
  412. * *can* be different to a count based on the number of *Unicode characters*
  413. * due to how JavaScript handles astral plane characters.
  414. *
  415. * See [[column]] for a number that corresponds to a count of Unicode
  416. * characters.
  417. */
  418. get columnIndex(): number;
  419. /**
  420. * Set an event listener on an event. The parser supports one handler per
  421. * event type. If you try to set an event handler over an existing handler,
  422. * the old handler is silently overwritten.
  423. *
  424. * @param name The event to listen to.
  425. *
  426. * @param handler The handler to set.
  427. */
  428. on<N extends EventName>(name: N, handler: EventNameToHandler<O, N>): void;
  429. /**
  430. * Unset an event handler.
  431. *
  432. * @parma name The event to stop listening to.
  433. */
  434. off(name: EventName): void;
  435. /**
  436. * Make an error object. The error object will have a message that contains
  437. * the ``fileName`` option passed at the creation of the parser. If position
  438. * tracking was turned on, it will also have line and column number
  439. * information.
  440. *
  441. * @param message The message describing the error to report.
  442. *
  443. * @returns An error object with a properly formatted message.
  444. */
  445. makeError(message: string): Error;
  446. /**
  447. * Report a parsing error. This method is made public so that client code may
  448. * check for issues that are outside the scope of this project and can report
  449. * errors.
  450. *
  451. * @param message The error to report.
  452. *
  453. * @returns this
  454. */
  455. fail(message: string): this;
  456. /**
  457. * Write a XML data to the parser.
  458. *
  459. * @param chunk The XML data to write.
  460. *
  461. * @returns this
  462. */
  463. write(chunk: string | {} | null): this;
  464. /**
  465. * Close the current stream. Perform final well-formedness checks and reset
  466. * the parser tstate.
  467. *
  468. * @returns this
  469. */
  470. close(): this;
  471. /**
  472. * Get a single code point out of the current chunk. This updates the current
  473. * position if we do position tracking.
  474. *
  475. * This is the algorithm to use for XML 1.0.
  476. *
  477. * @returns The character read.
  478. */
  479. private getCode10;
  480. /**
  481. * Get a single code point out of the current chunk. This updates the current
  482. * position if we do position tracking.
  483. *
  484. * This is the algorithm to use for XML 1.1.
  485. *
  486. * @returns {number} The character read.
  487. */
  488. private getCode11;
  489. /**
  490. * Like ``getCode`` but with the return value normalized so that ``NL`` is
  491. * returned for ``NL_LIKE``.
  492. */
  493. private getCodeNorm;
  494. private unget;
  495. /**
  496. * Capture characters into a buffer until encountering one of a set of
  497. * characters.
  498. *
  499. * @param chars An array of codepoints. Encountering a character in the array
  500. * ends the capture. (``chars`` may safely contain ``NL``.)
  501. *
  502. * @return The character code that made the capture end, or ``EOC`` if we hit
  503. * the end of the chunk. The return value cannot be NL_LIKE: NL is returned
  504. * instead.
  505. */
  506. private captureTo;
  507. /**
  508. * Capture characters into a buffer until encountering a character.
  509. *
  510. * @param char The codepoint that ends the capture. **NOTE ``char`` MAY NOT
  511. * CONTAIN ``NL``.** Passing ``NL`` will result in buggy behavior.
  512. *
  513. * @return ``true`` if we ran into the character. Otherwise, we ran into the
  514. * end of the current chunk.
  515. */
  516. private captureToChar;
  517. /**
  518. * Capture characters that satisfy ``isNameChar`` into the ``name`` field of
  519. * this parser.
  520. *
  521. * @return The character code that made the test fail, or ``EOC`` if we hit
  522. * the end of the chunk. The return value cannot be NL_LIKE: NL is returned
  523. * instead.
  524. */
  525. private captureNameChars;
  526. /**
  527. * Skip white spaces.
  528. *
  529. * @return The character that ended the skip, or ``EOC`` if we hit
  530. * the end of the chunk. The return value cannot be NL_LIKE: NL is returned
  531. * instead.
  532. */
  533. private skipSpaces;
  534. private setXMLVersion;
  535. private sBegin;
  536. private sBeginWhitespace;
  537. private sDoctype;
  538. private sDoctypeQuote;
  539. private sDTD;
  540. private sDTDQuoted;
  541. private sDTDOpenWaka;
  542. private sDTDOpenWakaBang;
  543. private sDTDComment;
  544. private sDTDCommentEnding;
  545. private sDTDCommentEnded;
  546. private sDTDPI;
  547. private sDTDPIEnding;
  548. private sText;
  549. private sEntity;
  550. private sOpenWaka;
  551. private sOpenWakaBang;
  552. private sComment;
  553. private sCommentEnding;
  554. private sCommentEnded;
  555. private sCData;
  556. private sCDataEnding;
  557. private sCDataEnding2;
  558. private sPIFirstChar;
  559. private sPIRest;
  560. private sPIBody;
  561. private sPIEnding;
  562. private sXMLDeclNameStart;
  563. private sXMLDeclName;
  564. private sXMLDeclEq;
  565. private sXMLDeclValueStart;
  566. private sXMLDeclValue;
  567. private sXMLDeclSeparator;
  568. private sXMLDeclEnding;
  569. private sOpenTag;
  570. private sOpenTagSlash;
  571. private sAttrib;
  572. private sAttribName;
  573. private sAttribNameSawWhite;
  574. private sAttribValue;
  575. private sAttribValueQuoted;
  576. private sAttribValueClosed;
  577. private sAttribValueUnquoted;
  578. private sCloseTag;
  579. private sCloseTagSawWhite;
  580. private handleTextInRoot;
  581. private handleTextOutsideRoot;
  582. private pushAttribNS;
  583. private pushAttribPlain;
  584. /**
  585. * End parsing. This performs final well-formedness checks and resets the
  586. * parser to a clean state.
  587. *
  588. * @returns this
  589. */
  590. private end;
  591. /**
  592. * Resolve a namespace prefix.
  593. *
  594. * @param prefix The prefix to resolve.
  595. *
  596. * @returns The namespace URI or ``undefined`` if the prefix is not defined.
  597. */
  598. resolve(prefix: string): string | undefined;
  599. /**
  600. * Parse a qname into its prefix and local name parts.
  601. *
  602. * @param name The name to parse
  603. *
  604. * @returns
  605. */
  606. private qname;
  607. private processAttribsNS;
  608. private processAttribsPlain;
  609. /**
  610. * Handle a complete open tag. This parser code calls this once it has seen
  611. * the whole tag. This method checks for well-formeness and then emits
  612. * ``onopentag``.
  613. */
  614. private openTag;
  615. /**
  616. * Handle a complete self-closing tag. This parser code calls this once it has
  617. * seen the whole tag. This method checks for well-formeness and then emits
  618. * ``onopentag`` and ``onclosetag``.
  619. */
  620. private openSelfClosingTag;
  621. /**
  622. * Handle a complete close tag. This parser code calls this once it has seen
  623. * the whole tag. This method checks for well-formeness and then emits
  624. * ``onclosetag``.
  625. */
  626. private closeTag;
  627. /**
  628. * Resolves an entity. Makes any necessary well-formedness checks.
  629. *
  630. * @param entity The entity to resolve.
  631. *
  632. * @returns The parsed entity.
  633. */
  634. private parseEntity;
  635. }