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92 lines
2.3 KiB
92 lines
2.3 KiB
'use strict' |
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var assert = require('assert') |
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var codes = require('../character/codes.js') |
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var markdownLineEnding = require('../character/markdown-line-ending.js') |
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var constants = require('../constant/constants.js') |
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var types = require('../constant/types.js') |
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var factorySpace = require('./factory-space.js') |
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function _interopDefaultLegacy(e) { |
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return e && typeof e === 'object' && 'default' in e ? e : {default: e} |
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} |
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var assert__default = /*#__PURE__*/ _interopDefaultLegacy(assert) |
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// eslint-disable-next-line max-params |
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function titleFactory(effects, ok, nok, type, markerType, stringType) { |
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var marker |
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return start |
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function start(code) { |
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assert__default['default']( |
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code === codes.quotationMark || |
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code === codes.apostrophe || |
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code === codes.leftParenthesis, |
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'expected `"`, `\'`, or `(`' |
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) |
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effects.enter(type) |
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effects.enter(markerType) |
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effects.consume(code) |
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effects.exit(markerType) |
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marker = code === codes.leftParenthesis ? codes.rightParenthesis : code |
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return atFirstTitleBreak |
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} |
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function atFirstTitleBreak(code) { |
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if (code === marker) { |
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effects.enter(markerType) |
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effects.consume(code) |
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effects.exit(markerType) |
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effects.exit(type) |
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return ok |
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} |
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effects.enter(stringType) |
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return atTitleBreak(code) |
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} |
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function atTitleBreak(code) { |
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if (code === marker) { |
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effects.exit(stringType) |
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return atFirstTitleBreak(marker) |
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} |
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if (code === codes.eof) { |
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return nok(code) |
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} |
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// Note: blank lines can’t exist in content. |
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if (markdownLineEnding(code)) { |
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effects.enter(types.lineEnding) |
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effects.consume(code) |
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effects.exit(types.lineEnding) |
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return factorySpace(effects, atTitleBreak, types.linePrefix) |
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} |
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effects.enter(types.chunkString, {contentType: constants.contentTypeString}) |
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return title(code) |
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} |
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function title(code) { |
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if (code === marker || code === codes.eof || markdownLineEnding(code)) { |
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effects.exit(types.chunkString) |
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return atTitleBreak(code) |
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} |
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effects.consume(code) |
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return code === codes.backslash ? titleEscape : title |
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} |
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function titleEscape(code) { |
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if (code === marker || code === codes.backslash) { |
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effects.consume(code) |
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return title |
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} |
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return title(code) |
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} |
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} |
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module.exports = titleFactory
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