985 lines
20 KiB
JavaScript
985 lines
20 KiB
JavaScript
/**
|
||
* @typedef {import('micromark-util-types').Code} Code
|
||
* @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').State} State
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||
* @typedef {import('micromark-util-types').TokenizeContext} TokenizeContext
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||
* @typedef {import('micromark-util-types').Tokenizer} Tokenizer
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||
*/
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||
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||
import {
|
||
asciiAlpha,
|
||
asciiAlphanumeric,
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||
markdownLineEnding,
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||
markdownLineEndingOrSpace,
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markdownSpace
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} from 'micromark-util-character'
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import {htmlBlockNames, htmlRawNames} from 'micromark-util-html-tag-name'
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import {codes, constants, types} from 'micromark-util-symbol'
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import {ok as assert} from 'devlop'
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import {blankLine} from './blank-line.js'
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||
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||
/** @type {Construct} */
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||
export const htmlFlow = {
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name: 'htmlFlow',
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tokenize: tokenizeHtmlFlow,
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resolveTo: resolveToHtmlFlow,
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concrete: true
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||
}
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||
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/** @type {Construct} */
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||
const blankLineBefore = {tokenize: tokenizeBlankLineBefore, partial: true}
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const nonLazyContinuationStart = {
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||
tokenize: tokenizeNonLazyContinuationStart,
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partial: true
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}
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||
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/** @type {Resolver} */
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function resolveToHtmlFlow(events) {
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let index = events.length
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||
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while (index--) {
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if (
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||
events[index][0] === 'enter' &&
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||
events[index][1].type === types.htmlFlow
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||
) {
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break
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||
}
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||
}
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||
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||
if (index > 1 && events[index - 2][1].type === types.linePrefix) {
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||
// Add the prefix start to the HTML token.
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||
events[index][1].start = events[index - 2][1].start
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// Add the prefix start to the HTML line token.
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events[index + 1][1].start = events[index - 2][1].start
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||
// Remove the line prefix.
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events.splice(index - 2, 2)
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||
}
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||
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return events
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||
}
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||
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/**
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* @this {TokenizeContext}
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* @type {Tokenizer}
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*/
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function tokenizeHtmlFlow(effects, ok, nok) {
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const self = this
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/** @type {number} */
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let marker
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||
/** @type {boolean} */
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let closingTag
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||
/** @type {string} */
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||
let buffer
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||
/** @type {number} */
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let index
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/** @type {Code} */
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let markerB
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||
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return start
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||
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/**
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* Start of HTML (flow).
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*
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* ```markdown
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* > | <x />
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* ^
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* ```
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||
*
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* @type {State}
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||
*/
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function start(code) {
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// To do: parse indent like `markdown-rs`.
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return before(code)
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}
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/**
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* At `<`, after optional whitespace.
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*
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* ```markdown
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* > | <x />
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* ^
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* ```
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*
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* @type {State}
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*/
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function before(code) {
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assert(code === codes.lessThan, 'expected `<`')
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effects.enter(types.htmlFlow)
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effects.enter(types.htmlFlowData)
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effects.consume(code)
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return open
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}
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/**
|
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* After `<`, at tag name or other stuff.
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*
|
||
* ```markdown
|
||
* > | <x />
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||
* ^
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||
* > | <!doctype>
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||
* ^
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||
* > | <!--xxx-->
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||
* ^
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||
* ```
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*
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||
* @type {State}
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||
*/
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||
function open(code) {
|
||
if (code === codes.exclamationMark) {
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||
effects.consume(code)
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||
return declarationOpen
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||
}
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||
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if (code === codes.slash) {
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||
effects.consume(code)
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||
closingTag = true
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||
return tagCloseStart
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||
}
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||
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if (code === codes.questionMark) {
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effects.consume(code)
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||
marker = constants.htmlInstruction
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||
// To do:
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||
// tokenizer.concrete = true
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||
// To do: use `markdown-rs` style interrupt.
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||
// While we’re in an instruction instead of a declaration, we’re on a `?`
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||
// right now, so we do need to search for `>`, similar to declarations.
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||
return self.interrupt ? ok : continuationDeclarationInside
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||
}
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||
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// ASCII alphabetical.
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if (asciiAlpha(code)) {
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effects.consume(code)
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// @ts-expect-error: not null.
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buffer = String.fromCharCode(code)
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return tagName
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||
}
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return nok(code)
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}
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||
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||
/**
|
||
* After `<!`, at declaration, comment, or CDATA.
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||
*
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||
* ```markdown
|
||
* > | <!doctype>
|
||
* ^
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||
* > | <!--xxx-->
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* ^
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* > | <![CDATA[>&<]]>
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||
* ^
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* ```
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||
*
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* @type {State}
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||
*/
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||
function declarationOpen(code) {
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if (code === codes.dash) {
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effects.consume(code)
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marker = constants.htmlComment
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||
return commentOpenInside
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||
}
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||
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if (code === codes.leftSquareBracket) {
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effects.consume(code)
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||
marker = constants.htmlCdata
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index = 0
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return cdataOpenInside
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}
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||
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// ASCII alphabetical.
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if (asciiAlpha(code)) {
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effects.consume(code)
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marker = constants.htmlDeclaration
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// // Do not form containers.
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||
// tokenizer.concrete = true
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return self.interrupt ? ok : continuationDeclarationInside
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}
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return nok(code)
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||
}
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||
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/**
|
||
* After `<!-`, inside a comment, at another `-`.
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||
*
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||
* ```markdown
|
||
* > | <!--xxx-->
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||
* ^
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||
* ```
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||
*
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||
* @type {State}
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||
*/
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function commentOpenInside(code) {
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if (code === codes.dash) {
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effects.consume(code)
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||
// // Do not form containers.
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||
// tokenizer.concrete = true
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return self.interrupt ? ok : continuationDeclarationInside
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||
}
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||
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return nok(code)
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}
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||
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||
/**
|
||
* After `<![`, inside CDATA, expecting `CDATA[`.
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||
*
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* ```markdown
|
||
* > | <![CDATA[>&<]]>
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||
* ^^^^^^
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||
* ```
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||
*
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||
* @type {State}
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||
*/
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||
function cdataOpenInside(code) {
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||
const value = constants.cdataOpeningString
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||
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||
if (code === value.charCodeAt(index++)) {
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||
effects.consume(code)
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||
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||
if (index === value.length) {
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||
// // Do not form containers.
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||
// tokenizer.concrete = true
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||
return self.interrupt ? ok : continuation
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||
}
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||
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||
return cdataOpenInside
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||
}
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||
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||
return nok(code)
|
||
}
|
||
|
||
/**
|
||
* After `</`, in closing tag, at tag name.
|
||
*
|
||
* ```markdown
|
||
* > | </x>
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
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||
function tagCloseStart(code) {
|
||
if (asciiAlpha(code)) {
|
||
effects.consume(code)
|
||
// @ts-expect-error: not null.
|
||
buffer = String.fromCharCode(code)
|
||
return tagName
|
||
}
|
||
|
||
return nok(code)
|
||
}
|
||
|
||
/**
|
||
* In tag name.
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||
*
|
||
* ```markdown
|
||
* > | <ab>
|
||
* ^^
|
||
* > | </ab>
|
||
* ^^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function tagName(code) {
|
||
if (
|
||
code === codes.eof ||
|
||
code === codes.slash ||
|
||
code === codes.greaterThan ||
|
||
markdownLineEndingOrSpace(code)
|
||
) {
|
||
const slash = code === codes.slash
|
||
const name = buffer.toLowerCase()
|
||
|
||
if (!slash && !closingTag && htmlRawNames.includes(name)) {
|
||
marker = constants.htmlRaw
|
||
// // Do not form containers.
|
||
// tokenizer.concrete = true
|
||
return self.interrupt ? ok(code) : continuation(code)
|
||
}
|
||
|
||
if (htmlBlockNames.includes(buffer.toLowerCase())) {
|
||
marker = constants.htmlBasic
|
||
|
||
if (slash) {
|
||
effects.consume(code)
|
||
return basicSelfClosing
|
||
}
|
||
|
||
// // Do not form containers.
|
||
// tokenizer.concrete = true
|
||
return self.interrupt ? ok(code) : continuation(code)
|
||
}
|
||
|
||
marker = constants.htmlComplete
|
||
// Do not support complete HTML when interrupting.
|
||
return self.interrupt && !self.parser.lazy[self.now().line]
|
||
? nok(code)
|
||
: closingTag
|
||
? completeClosingTagAfter(code)
|
||
: completeAttributeNameBefore(code)
|
||
}
|
||
|
||
// ASCII alphanumerical and `-`.
|
||
if (code === codes.dash || asciiAlphanumeric(code)) {
|
||
effects.consume(code)
|
||
buffer += String.fromCharCode(code)
|
||
return tagName
|
||
}
|
||
|
||
return nok(code)
|
||
}
|
||
|
||
/**
|
||
* After closing slash of a basic tag name.
|
||
*
|
||
* ```markdown
|
||
* > | <div/>
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function basicSelfClosing(code) {
|
||
if (code === codes.greaterThan) {
|
||
effects.consume(code)
|
||
// // Do not form containers.
|
||
// tokenizer.concrete = true
|
||
return self.interrupt ? ok : continuation
|
||
}
|
||
|
||
return nok(code)
|
||
}
|
||
|
||
/**
|
||
* After closing slash of a complete tag name.
|
||
*
|
||
* ```markdown
|
||
* > | <x/>
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function completeClosingTagAfter(code) {
|
||
if (markdownSpace(code)) {
|
||
effects.consume(code)
|
||
return completeClosingTagAfter
|
||
}
|
||
|
||
return completeEnd(code)
|
||
}
|
||
|
||
/**
|
||
* At an attribute name.
|
||
*
|
||
* At first, this state is used after a complete tag name, after whitespace,
|
||
* where it expects optional attributes or the end of the tag.
|
||
* It is also reused after attributes, when expecting more optional
|
||
* attributes.
|
||
*
|
||
* ```markdown
|
||
* > | <a />
|
||
* ^
|
||
* > | <a :b>
|
||
* ^
|
||
* > | <a _b>
|
||
* ^
|
||
* > | <a b>
|
||
* ^
|
||
* > | <a >
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function completeAttributeNameBefore(code) {
|
||
if (code === codes.slash) {
|
||
effects.consume(code)
|
||
return completeEnd
|
||
}
|
||
|
||
// ASCII alphanumerical and `:` and `_`.
|
||
if (code === codes.colon || code === codes.underscore || asciiAlpha(code)) {
|
||
effects.consume(code)
|
||
return completeAttributeName
|
||
}
|
||
|
||
if (markdownSpace(code)) {
|
||
effects.consume(code)
|
||
return completeAttributeNameBefore
|
||
}
|
||
|
||
return completeEnd(code)
|
||
}
|
||
|
||
/**
|
||
* In attribute name.
|
||
*
|
||
* ```markdown
|
||
* > | <a :b>
|
||
* ^
|
||
* > | <a _b>
|
||
* ^
|
||
* > | <a b>
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function completeAttributeName(code) {
|
||
// ASCII alphanumerical and `-`, `.`, `:`, and `_`.
|
||
if (
|
||
code === codes.dash ||
|
||
code === codes.dot ||
|
||
code === codes.colon ||
|
||
code === codes.underscore ||
|
||
asciiAlphanumeric(code)
|
||
) {
|
||
effects.consume(code)
|
||
return completeAttributeName
|
||
}
|
||
|
||
return completeAttributeNameAfter(code)
|
||
}
|
||
|
||
/**
|
||
* After attribute name, at an optional initializer, the end of the tag, or
|
||
* whitespace.
|
||
*
|
||
* ```markdown
|
||
* > | <a b>
|
||
* ^
|
||
* > | <a b=c>
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function completeAttributeNameAfter(code) {
|
||
if (code === codes.equalsTo) {
|
||
effects.consume(code)
|
||
return completeAttributeValueBefore
|
||
}
|
||
|
||
if (markdownSpace(code)) {
|
||
effects.consume(code)
|
||
return completeAttributeNameAfter
|
||
}
|
||
|
||
return completeAttributeNameBefore(code)
|
||
}
|
||
|
||
/**
|
||
* Before unquoted, double quoted, or single quoted attribute value, allowing
|
||
* whitespace.
|
||
*
|
||
* ```markdown
|
||
* > | <a b=c>
|
||
* ^
|
||
* > | <a b="c">
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function completeAttributeValueBefore(code) {
|
||
if (
|
||
code === codes.eof ||
|
||
code === codes.lessThan ||
|
||
code === codes.equalsTo ||
|
||
code === codes.greaterThan ||
|
||
code === codes.graveAccent
|
||
) {
|
||
return nok(code)
|
||
}
|
||
|
||
if (code === codes.quotationMark || code === codes.apostrophe) {
|
||
effects.consume(code)
|
||
markerB = code
|
||
return completeAttributeValueQuoted
|
||
}
|
||
|
||
if (markdownSpace(code)) {
|
||
effects.consume(code)
|
||
return completeAttributeValueBefore
|
||
}
|
||
|
||
return completeAttributeValueUnquoted(code)
|
||
}
|
||
|
||
/**
|
||
* In double or single quoted attribute value.
|
||
*
|
||
* ```markdown
|
||
* > | <a b="c">
|
||
* ^
|
||
* > | <a b='c'>
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function completeAttributeValueQuoted(code) {
|
||
if (code === markerB) {
|
||
effects.consume(code)
|
||
markerB = null
|
||
return completeAttributeValueQuotedAfter
|
||
}
|
||
|
||
if (code === codes.eof || markdownLineEnding(code)) {
|
||
return nok(code)
|
||
}
|
||
|
||
effects.consume(code)
|
||
return completeAttributeValueQuoted
|
||
}
|
||
|
||
/**
|
||
* In unquoted attribute value.
|
||
*
|
||
* ```markdown
|
||
* > | <a b=c>
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function completeAttributeValueUnquoted(code) {
|
||
if (
|
||
code === codes.eof ||
|
||
code === codes.quotationMark ||
|
||
code === codes.apostrophe ||
|
||
code === codes.slash ||
|
||
code === codes.lessThan ||
|
||
code === codes.equalsTo ||
|
||
code === codes.greaterThan ||
|
||
code === codes.graveAccent ||
|
||
markdownLineEndingOrSpace(code)
|
||
) {
|
||
return completeAttributeNameAfter(code)
|
||
}
|
||
|
||
effects.consume(code)
|
||
return completeAttributeValueUnquoted
|
||
}
|
||
|
||
/**
|
||
* After double or single quoted attribute value, before whitespace or the
|
||
* end of the tag.
|
||
*
|
||
* ```markdown
|
||
* > | <a b="c">
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function completeAttributeValueQuotedAfter(code) {
|
||
if (
|
||
code === codes.slash ||
|
||
code === codes.greaterThan ||
|
||
markdownSpace(code)
|
||
) {
|
||
return completeAttributeNameBefore(code)
|
||
}
|
||
|
||
return nok(code)
|
||
}
|
||
|
||
/**
|
||
* In certain circumstances of a complete tag where only an `>` is allowed.
|
||
*
|
||
* ```markdown
|
||
* > | <a b="c">
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function completeEnd(code) {
|
||
if (code === codes.greaterThan) {
|
||
effects.consume(code)
|
||
return completeAfter
|
||
}
|
||
|
||
return nok(code)
|
||
}
|
||
|
||
/**
|
||
* After `>` in a complete tag.
|
||
*
|
||
* ```markdown
|
||
* > | <x>
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function completeAfter(code) {
|
||
if (code === codes.eof || markdownLineEnding(code)) {
|
||
// // Do not form containers.
|
||
// tokenizer.concrete = true
|
||
return continuation(code)
|
||
}
|
||
|
||
if (markdownSpace(code)) {
|
||
effects.consume(code)
|
||
return completeAfter
|
||
}
|
||
|
||
return nok(code)
|
||
}
|
||
|
||
/**
|
||
* In continuation of any HTML kind.
|
||
*
|
||
* ```markdown
|
||
* > | <!--xxx-->
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function continuation(code) {
|
||
if (code === codes.dash && marker === constants.htmlComment) {
|
||
effects.consume(code)
|
||
return continuationCommentInside
|
||
}
|
||
|
||
if (code === codes.lessThan && marker === constants.htmlRaw) {
|
||
effects.consume(code)
|
||
return continuationRawTagOpen
|
||
}
|
||
|
||
if (code === codes.greaterThan && marker === constants.htmlDeclaration) {
|
||
effects.consume(code)
|
||
return continuationClose
|
||
}
|
||
|
||
if (code === codes.questionMark && marker === constants.htmlInstruction) {
|
||
effects.consume(code)
|
||
return continuationDeclarationInside
|
||
}
|
||
|
||
if (code === codes.rightSquareBracket && marker === constants.htmlCdata) {
|
||
effects.consume(code)
|
||
return continuationCdataInside
|
||
}
|
||
|
||
if (
|
||
markdownLineEnding(code) &&
|
||
(marker === constants.htmlBasic || marker === constants.htmlComplete)
|
||
) {
|
||
effects.exit(types.htmlFlowData)
|
||
return effects.check(
|
||
blankLineBefore,
|
||
continuationAfter,
|
||
continuationStart
|
||
)(code)
|
||
}
|
||
|
||
if (code === codes.eof || markdownLineEnding(code)) {
|
||
effects.exit(types.htmlFlowData)
|
||
return continuationStart(code)
|
||
}
|
||
|
||
effects.consume(code)
|
||
return continuation
|
||
}
|
||
|
||
/**
|
||
* In continuation, at eol.
|
||
*
|
||
* ```markdown
|
||
* > | <x>
|
||
* ^
|
||
* | asd
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function continuationStart(code) {
|
||
return effects.check(
|
||
nonLazyContinuationStart,
|
||
continuationStartNonLazy,
|
||
continuationAfter
|
||
)(code)
|
||
}
|
||
|
||
/**
|
||
* In continuation, at eol, before non-lazy content.
|
||
*
|
||
* ```markdown
|
||
* > | <x>
|
||
* ^
|
||
* | asd
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function continuationStartNonLazy(code) {
|
||
assert(markdownLineEnding(code))
|
||
effects.enter(types.lineEnding)
|
||
effects.consume(code)
|
||
effects.exit(types.lineEnding)
|
||
return continuationBefore
|
||
}
|
||
|
||
/**
|
||
* In continuation, before non-lazy content.
|
||
*
|
||
* ```markdown
|
||
* | <x>
|
||
* > | asd
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function continuationBefore(code) {
|
||
if (code === codes.eof || markdownLineEnding(code)) {
|
||
return continuationStart(code)
|
||
}
|
||
|
||
effects.enter(types.htmlFlowData)
|
||
return continuation(code)
|
||
}
|
||
|
||
/**
|
||
* In comment continuation, after one `-`, expecting another.
|
||
*
|
||
* ```markdown
|
||
* > | <!--xxx-->
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function continuationCommentInside(code) {
|
||
if (code === codes.dash) {
|
||
effects.consume(code)
|
||
return continuationDeclarationInside
|
||
}
|
||
|
||
return continuation(code)
|
||
}
|
||
|
||
/**
|
||
* In raw continuation, after `<`, at `/`.
|
||
*
|
||
* ```markdown
|
||
* > | <script>console.log(1)</script>
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function continuationRawTagOpen(code) {
|
||
if (code === codes.slash) {
|
||
effects.consume(code)
|
||
buffer = ''
|
||
return continuationRawEndTag
|
||
}
|
||
|
||
return continuation(code)
|
||
}
|
||
|
||
/**
|
||
* In raw continuation, after `</`, in a raw tag name.
|
||
*
|
||
* ```markdown
|
||
* > | <script>console.log(1)</script>
|
||
* ^^^^^^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function continuationRawEndTag(code) {
|
||
if (code === codes.greaterThan) {
|
||
const name = buffer.toLowerCase()
|
||
|
||
if (htmlRawNames.includes(name)) {
|
||
effects.consume(code)
|
||
return continuationClose
|
||
}
|
||
|
||
return continuation(code)
|
||
}
|
||
|
||
if (asciiAlpha(code) && buffer.length < constants.htmlRawSizeMax) {
|
||
effects.consume(code)
|
||
// @ts-expect-error: not null.
|
||
buffer += String.fromCharCode(code)
|
||
return continuationRawEndTag
|
||
}
|
||
|
||
return continuation(code)
|
||
}
|
||
|
||
/**
|
||
* In cdata continuation, after `]`, expecting `]>`.
|
||
*
|
||
* ```markdown
|
||
* > | <![CDATA[>&<]]>
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function continuationCdataInside(code) {
|
||
if (code === codes.rightSquareBracket) {
|
||
effects.consume(code)
|
||
return continuationDeclarationInside
|
||
}
|
||
|
||
return continuation(code)
|
||
}
|
||
|
||
/**
|
||
* In declaration or instruction continuation, at `>`.
|
||
*
|
||
* ```markdown
|
||
* > | <!-->
|
||
* ^
|
||
* > | <?>
|
||
* ^
|
||
* > | <!q>
|
||
* ^
|
||
* > | <!--ab-->
|
||
* ^
|
||
* > | <![CDATA[>&<]]>
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function continuationDeclarationInside(code) {
|
||
if (code === codes.greaterThan) {
|
||
effects.consume(code)
|
||
return continuationClose
|
||
}
|
||
|
||
// More dashes.
|
||
if (code === codes.dash && marker === constants.htmlComment) {
|
||
effects.consume(code)
|
||
return continuationDeclarationInside
|
||
}
|
||
|
||
return continuation(code)
|
||
}
|
||
|
||
/**
|
||
* In closed continuation: everything we get until the eol/eof is part of it.
|
||
*
|
||
* ```markdown
|
||
* > | <!doctype>
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function continuationClose(code) {
|
||
if (code === codes.eof || markdownLineEnding(code)) {
|
||
effects.exit(types.htmlFlowData)
|
||
return continuationAfter(code)
|
||
}
|
||
|
||
effects.consume(code)
|
||
return continuationClose
|
||
}
|
||
|
||
/**
|
||
* Done.
|
||
*
|
||
* ```markdown
|
||
* > | <!doctype>
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function continuationAfter(code) {
|
||
effects.exit(types.htmlFlow)
|
||
// // Feel free to interrupt.
|
||
// tokenizer.interrupt = false
|
||
// // No longer concrete.
|
||
// tokenizer.concrete = false
|
||
return ok(code)
|
||
}
|
||
}
|
||
|
||
/**
|
||
* @this {TokenizeContext}
|
||
* @type {Tokenizer}
|
||
*/
|
||
function tokenizeNonLazyContinuationStart(effects, ok, nok) {
|
||
const self = this
|
||
|
||
return start
|
||
|
||
/**
|
||
* At eol, before continuation.
|
||
*
|
||
* ```markdown
|
||
* > | * ```js
|
||
* ^
|
||
* | b
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function start(code) {
|
||
if (markdownLineEnding(code)) {
|
||
effects.enter(types.lineEnding)
|
||
effects.consume(code)
|
||
effects.exit(types.lineEnding)
|
||
return after
|
||
}
|
||
|
||
return nok(code)
|
||
}
|
||
|
||
/**
|
||
* A continuation.
|
||
*
|
||
* ```markdown
|
||
* | * ```js
|
||
* > | b
|
||
* ^
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function after(code) {
|
||
return self.parser.lazy[self.now().line] ? nok(code) : ok(code)
|
||
}
|
||
}
|
||
|
||
/**
|
||
* @this {TokenizeContext}
|
||
* @type {Tokenizer}
|
||
*/
|
||
function tokenizeBlankLineBefore(effects, ok, nok) {
|
||
return start
|
||
|
||
/**
|
||
* Before eol, expecting blank line.
|
||
*
|
||
* ```markdown
|
||
* > | <div>
|
||
* ^
|
||
* |
|
||
* ```
|
||
*
|
||
* @type {State}
|
||
*/
|
||
function start(code) {
|
||
assert(markdownLineEnding(code), 'expected a line ending')
|
||
effects.enter(types.lineEnding)
|
||
effects.consume(code)
|
||
effects.exit(types.lineEnding)
|
||
return effects.attempt(blankLine, ok, nok)
|
||
}
|
||
}
|