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63 lines
1.2 KiB
Plaintext
63 lines
1.2 KiB
Plaintext
/**
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* @import {
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* Construct,
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* State,
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* TokenizeContext,
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* Tokenizer
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* } from 'micromark-util-types'
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*/
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import {factorySpace} from 'micromark-factory-space'
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import {markdownLineEnding, markdownSpace} from 'micromark-util-character'
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import {codes, types} from 'micromark-util-symbol'
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/** @type {Construct} */
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export const blankLine = {partial: true, tokenize: tokenizeBlankLine}
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/**
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* @this {TokenizeContext}
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* Context.
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* @type {Tokenizer}
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*/
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function tokenizeBlankLine(effects, ok, nok) {
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return start
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/**
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* Start of blank line.
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*
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* > 👉 **Note**: `␠` represents a space character.
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*
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* ```markdown
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* > | ␠␠␊
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* ^
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* > | ␊
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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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return markdownSpace(code)
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? factorySpace(effects, after, types.linePrefix)(code)
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: after(code)
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}
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/**
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* At eof/eol, after optional whitespace.
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*
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* > 👉 **Note**: `␠` represents a space character.
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*
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* ```markdown
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* > | ␠␠␊
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* ^
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* > | ␊
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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 after(code) {
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return code === codes.eof || markdownLineEnding(code) ? ok(code) : nok(code)
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}
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}
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