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- // No name because it must not be turned off.
- var content = {
- tokenize: tokenizeContent,
- resolve: resolveContent,
- interruptible: true,
- lazy: true
- }
- export default content
-
- import assert from 'assert'
- import codes from '../character/codes.mjs'
- import markdownLineEnding from '../character/markdown-line-ending.mjs'
- import constants from '../constant/constants.mjs'
- import types from '../constant/types.mjs'
- import prefixSize from '../util/prefix-size.mjs'
- import subtokenize from '../util/subtokenize.mjs'
- import spaceFactory from './factory-space.mjs'
-
- var 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.
- function resolveContent(events) {
- subtokenize(events)
- return events
- }
-
- function tokenizeContent(effects, ok) {
- var previous
-
- return start
-
- function start(code) {
- assert(
- code !== codes.eof && !markdownLineEnding(code),
- 'expected no eof or eol'
- )
-
- effects.enter(types.content)
- previous = effects.enter(types.chunkContent, {
- contentType: constants.contentTypeContent
- })
- return data(code)
- }
-
- function data(code) {
- if (code === codes.eof) {
- return contentEnd(code)
- }
-
- if (markdownLineEnding(code)) {
- return effects.check(
- continuationConstruct,
- contentContinue,
- contentEnd
- )(code)
- }
-
- // Data.
- effects.consume(code)
- return data
- }
-
- function contentEnd(code) {
- effects.exit(types.chunkContent)
- effects.exit(types.content)
- return ok(code)
- }
-
- function contentContinue(code) {
- assert(markdownLineEnding(code), 'expected eol')
- effects.consume(code)
- effects.exit(types.chunkContent)
- previous = previous.next = effects.enter(types.chunkContent, {
- contentType: constants.contentTypeContent,
- previous: previous
- })
- return data
- }
- }
-
- function tokenizeContinuation(effects, ok, nok) {
- var self = this
-
- return startLookahead
-
- function startLookahead(code) {
- assert(markdownLineEnding(code), 'expected a line ending')
- effects.enter(types.lineEnding)
- effects.consume(code)
- effects.exit(types.lineEnding)
- return spaceFactory(effects, prefixed, types.linePrefix)
- }
-
- function prefixed(code) {
- if (code === codes.eof || markdownLineEnding(code)) {
- return nok(code)
- }
-
- if (
- self.parser.constructs.disable.null.indexOf('codeIndented') > -1 ||
- prefixSize(self.events, types.linePrefix) < constants.tabSize
- ) {
- return effects.interrupt(self.parser.constructs.flow, nok, ok)(code)
- }
-
- return ok(code)
- }
- }
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