site/node_modules/micromark/lib/initialize/content.js

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2024-10-14 06:09:33 +00:00
/**
* @typedef {import('micromark-util-types').InitialConstruct} InitialConstruct
* @typedef {import('micromark-util-types').Initializer} Initializer
* @typedef {import('micromark-util-types').State} State
* @typedef {import('micromark-util-types').Token} Token
* @typedef {import('micromark-util-types').TokenizeContext} TokenizeContext
*/
import {factorySpace} from 'micromark-factory-space'
import {markdownLineEnding} from 'micromark-util-character'
/** @type {InitialConstruct} */
export const content = {
tokenize: initializeContent
}
/**
* @this {TokenizeContext}
* @type {Initializer}
*/
function initializeContent(effects) {
const contentStart = effects.attempt(
this.parser.constructs.contentInitial,
afterContentStartConstruct,
paragraphInitial
)
/** @type {Token} */
let previous
return contentStart
/** @type {State} */
function afterContentStartConstruct(code) {
if (code === null) {
effects.consume(code)
return
}
effects.enter('lineEnding')
effects.consume(code)
effects.exit('lineEnding')
return factorySpace(effects, contentStart, 'linePrefix')
}
/** @type {State} */
function paragraphInitial(code) {
effects.enter('paragraph')
return lineStart(code)
}
/** @type {State} */
function lineStart(code) {
const token = effects.enter('chunkText', {
contentType: 'text',
previous
})
if (previous) {
previous.next = token
}
previous = token
return data(code)
}
/** @type {State} */
function data(code) {
if (code === null) {
effects.exit('chunkText')
effects.exit('paragraph')
effects.consume(code)
return
}
if (markdownLineEnding(code)) {
effects.consume(code)
effects.exit('chunkText')
return lineStart
}
// Data.
effects.consume(code)
return data
}
}