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- 'use strict'
-
- var asciiControl = require('../character/ascii-control.js')
- var codes = require('../character/codes.js')
- var markdownLineEndingOrSpace = require('../character/markdown-line-ending-or-space.js')
- var markdownLineEnding = require('../character/markdown-line-ending.js')
- var constants = require('../constant/constants.js')
- var types = require('../constant/types.js')
-
- // eslint-disable-next-line max-params
- function destinationFactory(
- effects,
- ok,
- nok,
- type,
- literalType,
- literalMarkerType,
- rawType,
- stringType,
- max
- ) {
- var limit = max || Infinity
- var balance = 0
-
- return start
-
- function start(code) {
- if (code === codes.lessThan) {
- effects.enter(type)
- effects.enter(literalType)
- effects.enter(literalMarkerType)
- effects.consume(code)
- effects.exit(literalMarkerType)
- return destinationEnclosedBefore
- }
-
- if (asciiControl(code) || code === codes.rightParenthesis) {
- return nok(code)
- }
-
- effects.enter(type)
- effects.enter(rawType)
- effects.enter(stringType)
- effects.enter(types.chunkString, {contentType: constants.contentTypeString})
- return destinationRaw(code)
- }
-
- function destinationEnclosedBefore(code) {
- if (code === codes.greaterThan) {
- effects.enter(literalMarkerType)
- effects.consume(code)
- effects.exit(literalMarkerType)
- effects.exit(literalType)
- effects.exit(type)
- return ok
- }
-
- effects.enter(stringType)
- effects.enter(types.chunkString, {contentType: constants.contentTypeString})
- return destinationEnclosed(code)
- }
-
- function destinationEnclosed(code) {
- if (code === codes.greaterThan) {
- effects.exit(types.chunkString)
- effects.exit(stringType)
- return destinationEnclosedBefore(code)
- }
-
- if (
- code === codes.eof ||
- code === codes.lessThan ||
- markdownLineEnding(code)
- ) {
- return nok(code)
- }
-
- effects.consume(code)
- return code === codes.backslash
- ? destinationEnclosedEscape
- : destinationEnclosed
- }
-
- function destinationEnclosedEscape(code) {
- if (
- code === codes.lessThan ||
- code === codes.greaterThan ||
- code === codes.backslash
- ) {
- effects.consume(code)
- return destinationEnclosed
- }
-
- return destinationEnclosed(code)
- }
-
- function destinationRaw(code) {
- if (code === codes.leftParenthesis) {
- if (++balance > limit) return nok(code)
- effects.consume(code)
- return destinationRaw
- }
-
- if (code === codes.rightParenthesis) {
- if (!balance--) {
- effects.exit(types.chunkString)
- effects.exit(stringType)
- effects.exit(rawType)
- effects.exit(type)
- return ok(code)
- }
-
- effects.consume(code)
- return destinationRaw
- }
-
- if (code === codes.eof || markdownLineEndingOrSpace(code)) {
- if (balance) return nok(code)
- effects.exit(types.chunkString)
- effects.exit(stringType)
- effects.exit(rawType)
- effects.exit(type)
- return ok(code)
- }
-
- if (asciiControl(code)) return nok(code)
- effects.consume(code)
- return code === codes.backslash ? destinationRawEscape : destinationRaw
- }
-
- function destinationRawEscape(code) {
- if (
- code === codes.leftParenthesis ||
- code === codes.rightParenthesis ||
- code === codes.backslash
- ) {
- effects.consume(code)
- return destinationRaw
- }
-
- return destinationRaw(code)
- }
- }
-
- module.exports = destinationFactory
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