mirror of
https://github.com/Sevichecc/Urara-Blog.git
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124 lines
2.9 KiB
Text
124 lines
2.9 KiB
Text
/**
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* @typedef {import('micromark-util-types').Construct} Construct
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* @typedef {import('micromark-util-types').Resolver} Resolver
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* @typedef {import('micromark-util-types').Tokenizer} Tokenizer
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* @typedef {import('micromark-util-types').Token} Token
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* @typedef {import('micromark-util-types').State} State
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*/
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import {factorySpace} from 'micromark-factory-space'
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import {markdownLineEnding} from 'micromark-util-character'
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import {subtokenize} from 'micromark-util-subtokenize'
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/**
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* No name because it must not be turned off.
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* @type {Construct}
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*/
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export const content = {
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tokenize: tokenizeContent,
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resolve: resolveContent
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}
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/** @type {Construct} */
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const continuationConstruct = {
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tokenize: tokenizeContinuation,
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partial: true
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}
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/**
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* Content is transparent: it’s parsed right now. That way, definitions are also
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* parsed right now: before text in paragraphs (specifically, media) are parsed.
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*
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* @type {Resolver}
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*/
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function resolveContent(events) {
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subtokenize(events)
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return events
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}
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/** @type {Tokenizer} */
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function tokenizeContent(effects, ok) {
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/** @type {Token} */
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let previous
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return start
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/** @type {State} */
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function start(code) {
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effects.enter('content')
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previous = effects.enter('chunkContent', {
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contentType: 'content'
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})
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return data(code)
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}
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/** @type {State} */
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function data(code) {
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if (code === null) {
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return contentEnd(code)
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}
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if (markdownLineEnding(code)) {
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return effects.check(
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continuationConstruct,
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contentContinue,
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contentEnd
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)(code)
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} // Data.
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effects.consume(code)
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return data
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}
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/** @type {State} */
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function contentEnd(code) {
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effects.exit('chunkContent')
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effects.exit('content')
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return ok(code)
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}
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/** @type {State} */
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function contentContinue(code) {
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effects.consume(code)
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effects.exit('chunkContent')
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previous.next = effects.enter('chunkContent', {
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contentType: 'content',
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previous
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})
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previous = previous.next
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return data
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}
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}
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/** @type {Tokenizer} */
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function tokenizeContinuation(effects, ok, nok) {
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const self = this
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return startLookahead
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/** @type {State} */
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function startLookahead(code) {
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effects.exit('chunkContent')
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effects.enter('lineEnding')
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effects.consume(code)
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effects.exit('lineEnding')
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return factorySpace(effects, prefixed, 'linePrefix')
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}
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/** @type {State} */
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function prefixed(code) {
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if (code === null || markdownLineEnding(code)) {
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return nok(code)
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}
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const tail = self.events[self.events.length - 1]
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if (
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!self.parser.constructs.disable.null.includes('codeIndented') &&
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tail &&
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tail[1].type === 'linePrefix' &&
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tail[2].sliceSerialize(tail[1], true).length >= 4
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) {
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return ok(code)
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}
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return effects.interrupt(self.parser.constructs.flow, nok, ok)(code)
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}
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}
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