169 lines
3.4 KiB
Plaintext
169 lines
3.4 KiB
Plaintext
|
/**
|
|||
|
|
* @typedef {import('micromark-util-types').Construct} Construct
|
|||
|
|
* @typedef {import('micromark-util-types').Resolver} Resolver
|
|||
|
|
* @typedef {import('micromark-util-types').State} State
|
|||
|
|
* @typedef {import('micromark-util-types').Token} Token
|
|||
|
|
* @typedef {import('micromark-util-types').TokenizeContext} TokenizeContext
|
|||
|
|
* @typedef {import('micromark-util-types').Tokenizer} Tokenizer
|
|||
|
|
*/
|
|||
|
|
|
|||
|
|
import {factorySpace} from 'micromark-factory-space'
|
|||
|
|
import {markdownLineEnding} from 'micromark-util-character'
|
|||
|
|
import {subtokenize} from 'micromark-util-subtokenize'
|
|||
|
|
/**
|
|||
|
|
* No name because it must not be turned off.
|
|||
|
|
* @type {Construct}
|
|||
|
|
*/
|
|||
|
|
export const content = {
|
|||
|
|
tokenize: tokenizeContent,
|
|||
|
|
resolve: resolveContent
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/** @type {Construct} */
|
|||
|
|
const continuationConstruct = {
|
|||
|
|
tokenize: tokenizeContinuation,
|
|||
|
|
partial: true
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Content is transparent: it’s parsed right now. That way, definitions are also
|
|||
|
|
* parsed right now: before text in paragraphs (specifically, media) are parsed.
|
|||
|
|
*
|
|||
|
|
* @type {Resolver}
|
|||
|
|
*/
|
|||
|
|
function resolveContent(events) {
|
|||
|
|
subtokenize(events)
|
|||
|
|
return events
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @this {TokenizeContext}
|
|||
|
|
* @type {Tokenizer}
|
|||
|
|
*/
|
|||
|
|
function tokenizeContent(effects, ok) {
|
|||
|
|
/** @type {Token | undefined} */
|
|||
|
|
let previous
|
|||
|
|
return chunkStart
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Before a content chunk.
|
|||
|
|
*
|
|||
|
|
* ```markdown
|
|||
|
|
* > | abc
|
|||
|
|
* ^
|
|||
|
|
* ```
|
|||
|
|
*
|
|||
|
|
* @type {State}
|
|||
|
|
*/
|
|||
|
|
function chunkStart(code) {
|
|||
|
|
effects.enter('content')
|
|||
|
|
previous = effects.enter('chunkContent', {
|
|||
|
|
contentType: 'content'
|
|||
|
|
})
|
|||
|
|
return chunkInside(code)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* In a content chunk.
|
|||
|
|
*
|
|||
|
|
* ```markdown
|
|||
|
|
* > | abc
|
|||
|
|
* ^^^
|
|||
|
|
* ```
|
|||
|
|
*
|
|||
|
|
* @type {State}
|
|||
|
|
*/
|
|||
|
|
function chunkInside(code) {
|
|||
|
|
if (code === null) {
|
|||
|
|
return contentEnd(code)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// To do: in `markdown-rs`, each line is parsed on its own, and everything
|
|||
|
|
// is stitched together resolving.
|
|||
|
|
if (markdownLineEnding(code)) {
|
|||
|
|
return effects.check(
|
|||
|
|
continuationConstruct,
|
|||
|
|
contentContinue,
|
|||
|
|
contentEnd
|
|||
|
|
)(code)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Data.
|
|||
|
|
effects.consume(code)
|
|||
|
|
return chunkInside
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
*
|
|||
|
|
*
|
|||
|
|
* @type {State}
|
|||
|
|
*/
|
|||
|
|
function contentEnd(code) {
|
|||
|
|
effects.exit('chunkContent')
|
|||
|
|
effects.exit('content')
|
|||
|
|
return ok(code)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
*
|
|||
|
|
*
|
|||
|
|
* @type {State}
|
|||
|
|
*/
|
|||
|
|
function contentContinue(code) {
|
|||
|
|
effects.consume(code)
|
|||
|
|
effects.exit('chunkContent')
|
|||
|
|
previous.next = effects.enter('chunkContent', {
|
|||
|
|
contentType: 'content',
|
|||
|
|
previous
|
|||
|
|
})
|
|||
|
|
previous = previous.next
|
|||
|
|
return chunkInside
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @this {TokenizeContext}
|
|||
|
|
* @type {Tokenizer}
|
|||
|
|
*/
|
|||
|
|
function tokenizeContinuation(effects, ok, nok) {
|
|||
|
|
const self = this
|
|||
|
|
return startLookahead
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
*
|
|||
|
|
*
|
|||
|
|
* @type {State}
|
|||
|
|
*/
|
|||
|
|
function startLookahead(code) {
|
|||
|
|
effects.exit('chunkContent')
|
|||
|
|
effects.enter('lineEnding')
|
|||
|
|
effects.consume(code)
|
|||
|
|
effects.exit('lineEnding')
|
|||
|
|
return factorySpace(effects, prefixed, 'linePrefix')
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
*
|
|||
|
|
*
|
|||
|
|
* @type {State}
|
|||
|
|
*/
|
|||
|
|
function prefixed(code) {
|
|||
|
|
if (code === null || markdownLineEnding(code)) {
|
|||
|
|
return nok(code)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Always populated by defaults.
|
|||
|
|
|
|||
|
|
const tail = self.events[self.events.length - 1]
|
|||
|
|
if (
|
|||
|
|
!self.parser.constructs.disable.null.includes('codeIndented') &&
|
|||
|
|
tail &&
|
|||
|
|
tail[1].type === 'linePrefix' &&
|
|||
|
|
tail[2].sliceSerialize(tail[1], true).length >= 4
|
|||
|
|
) {
|
|||
|
|
return ok(code)
|
|||
|
|
}
|
|||
|
|
return effects.interrupt(self.parser.constructs.flow, nok, ok)(code)
|
|||
|
|
}
|
|||
|
|
}
|