2025-06-13 17:44:21 -04:00

92 lines
3.5 KiB
TypeScript

/**
* parse reads markdown source at s and converts it to HTML.
* When output is a byte array, it will be a reference.
*/
export function parse(s: Source, o?: ParseOptions & { bytes?: never | false }): string
export function parse(s: Source, o?: ParseOptions & { bytes: true }): Uint8Array
/** Markdown source code can be provided as a JavaScript string or UTF8 encoded data */
type Source = string | ArrayLike<number>
/** Options for the parse function */
export interface ParseOptions {
/** Customize parsing. Defaults to ParseFlags.DEFAULT */
parseFlags?: ParseFlags
/** Select output format. Defaults to "html" */
format?: 'html' | 'xhtml'
/**
* bytes=true causes parse() to return the result as a Uint8Array instead of a string.
*
* The returned Uint8Array is only valid until the next call to parse().
* If you need to keep the returned data around, call Uint8Array.slice() to make a copy,
* as each call to parse() uses the same underlying memory.
*
* This only provides a performance benefit when you never need to convert the output
* to a string. In most cases you're better off leaving this unset or false.
*/
bytes?: boolean
/** Allow "javascript:" in links */
allowJSURIs?: boolean
/**
* Optional callback which if provided is called for each code block.
* langname holds the "language tag", if any, of the block.
*
* The returned value is inserted into the resulting HTML verbatim, without HTML escaping.
* Thus, you should take care of properly escaping any special HTML characters.
*
* If the function returns null or undefined, or an exception occurs, the body will be
* included as-is after going through HTML escaping.
*
* Note that use of this callback has an adverse impact on performance as it casues
* calls and data to be bridged between WASM and JS on every invocation.
*/
onCodeBlock?: (
langname: string,
body: UTF8Bytes
) => Uint8Array | string | null | undefined
/** @depreceated use "bytes" instead (v1.1.1) */
asMemoryView?: boolean
}
/** UTF8Bytes is a Uint8Array representing UTF8 text */
export interface UTF8Bytes extends Uint8Array {
/** toString returns a UTF8 decoded string (lazily decoded and cached) */
toString(): string
}
/** Flags that customize Markdown parsing */
export enum ParseFlags {
/** In TEXT, collapse non-trivial whitespace into single ' ' */ COLLAPSE_WHITESPACE,
/** Enable $ and $$ containing LaTeX equations. */ LATEX_MATH_SPANS,
/** Disable raw HTML blocks. */ NO_HTML_BLOCKS,
/** Disable raw HTML (inline). */ NO_HTML_SPANS,
/** Disable indented code blocks. (Only fenced code works.) */ NO_INDENTED_CODE_BLOCKS,
/** Do not require space in ATX headers ( ###header ) */ PERMISSIVE_ATX_HEADERS,
/** Recognize e-mails as links even without <...> */ PERMISSIVE_EMAIL_AUTO_LINKS,
/** Recognize URLs as links even without <...> */ PERMISSIVE_URL_AUTO_LINKS,
/** Enable WWW autolinks (without proto; just 'www.') */ PERMISSIVE_WWW_AUTOLINKS,
/** Enable strikethrough extension. */ STRIKETHROUGH,
/** Enable tables extension. */ TABLES,
/** Enable task list extension. */ TASK_LISTS,
/** Enable wiki links extension. */ WIKI_LINKS,
/** Enable underline extension (disables '_' for emphasis) */ UNDERLINE,
/** Default flags are:
* COLLAPSE_WHITESPACE |
* PERMISSIVE_ATX_HEADERS |
* PERMISSIVE_URL_AUTO_LINKS |
* STRIKETHROUGH |
* TABLES |
* TASK_LISTS
*/
DEFAULT,
/** Shorthand for NO_HTML_BLOCKS | NO_HTML_SPANS */
NO_HTML,
}