User:Polygnotus/Scripts/MOSorder.js

 //https://github.com/NovemLinguae/UserScripts/blob/master/SpeciesHelper/modules/MOSOrderPositionFinder.js

 //made by NovemLinguae

 /**
  * Utilities to help user scripts properly follow English Wikipedia's MOS:ORDER. Most of the methods need wikitext and a specific MOS:ORDER section as parameters, then output something useful related to MOS:ORDER.
  */
 window.MOSOrderPositionFinder=classMOSOrderPositionFinder{

 /**
 	 * Determines whether the given wikitext has the specified MOS:ORDER section
 	 *
 	 * @param {string} wikicode
 	 * @param {string} section One of: top, shortDescription, displayTitle, hatnotes, featured, deletionAndProtection, maintenanceTags, engvar, infoboxes, languageScriptNeeded, sidebars, lead, tableOfContents, body, worksOrPublications, seeAlso, notesAndReferences, furtherReading, externalLinks, successionAndGeographyBoxes, navboxes, portalBar, taxonBar, authorityControl, geographicalCoordinates, defaultSort, categories, improveCategories, stubTemplates, bottom
 	 * @return {boolean} whether the section is present
 	 */
 hasSection(wikicode,section){
 this.wikitext=wikicode;
 this._calculate();
 returnthis._getSectionStartPosition(section)!==-1;
 }

 /**
 	 * Returns the numerical position of an MOS:ORDER section in wikitext
 	 *
 	 * @param {string} wikicode
 	 * @param {string} section One of: top, shortDescription, displayTitle, hatnotes, featured, deletionAndProtection, maintenanceTags, engvar, infoboxes, languageScriptNeeded, sidebars, lead, tableOfContents, body, worksOrPublications, seeAlso, notesAndReferences, furtherReading, externalLinks, successionAndGeographyBoxes, navboxes, portalBar, taxonBar, authorityControl, geographicalCoordinates, defaultSort, categories, improveCategories, stubTemplates, bottom
 	 * @return {number} sectionPosition: -1 if no section, integer if section. Counting starts at 0.
 	 */
 getSectionPosition(wikicode,section){
 this.wikitext=wikicode;
 this._calculate();
 letposition=this._getSectionStartPosition(section);
 if(position===-1){
 position=this._getPositionOfClosestSection(section);
 }
 returnposition;
 }

 /**
 	 * Insert a string at the specified section in the wikitext. If section is absent, will guess where the section should go. Do not add whitespace, it will be computed for you.
 	 *
 	 * @param {string} wikicode
 	 * @param {string} needle The string to insert
 	 * @param {string} section One of: top, shortDescription, displayTitle, hatnotes, featured, deletionAndProtection, maintenanceTags, engvar, infoboxes, languageScriptNeeded, sidebars, lead, tableOfContents, body, worksOrPublications, seeAlso, notesAndReferences, furtherReading, externalLinks, successionAndGeographyBoxes, navboxes, portalBar, taxonBar, authorityControl, geographicalCoordinates, defaultSort, categories, improveCategories, stubTemplates, bottom
 	 * @return {string} wikitext Transformed wikitext, containing the inserted string
 	 */
 insertAtSection(wikicode,needle,section){
 this.wikitext=wikicode;

 // fix more than two enters in a row
 // this.wikitext = this.wikitext.replace(/\n{3,}/g, '\n\n');

 this._calculate();

 letposition=this._getSectionStartPosition(section);
 if(typeofposition==='undefined'){
 thrownewError('MOSOrderPositionFinder: invalid section supplied to function insertAtSection()');
 }
 lethadToCreateNewSection=false;
 if(position===-1){
 position=this._getPositionOfClosestSection(section);
 hadToCreateNewSection=true;
 }

 lettopHalf=this.wikitext.slice(0,position);
 letbottomHalf=this.wikitext.slice(position);

 // TODO: these are band aid fixes, they need a rewrite. should probably add the ideal # of blank lines beneath each section to the list of sections, and then do a foreach loop through that
 // if too much whitespace, reduce amount of whitespace
 topHalf=topHalf.replace(/\n{3,}$/,'\n\n');
 bottomHalf=bottomHalf.replace(/^\n{3,}/,'\n\n');

 if(topHalf.endsWith('\n\n')){
 // intentionally left blank
 }elseif(topHalf.endsWith('\n')){
 topHalf+='\n';
 }else{
 topHalf+='\n\n';
 }

 if(!bottomHalf.startsWith('\n')){
 bottomHalf='\n'+bottomHalf;
 }

 if(hadToCreateNewSection&&!bottomHalf.startsWith('\n\n')){
 bottomHalf='\n'+bottomHalf;
 }

 this.wikitext=topHalf+needle+bottomHalf;

 if(section==='shortDescription'){
 // if template beneath the insertion point, don't put a blank line between SD and other template
 this.wikitext=this.wikitext.replace(/(\{\{(?:Short description|Shortdesc|Shortdescription|Short desc)\|[^}]+\}\}\n)\n(\{\{)/is,'1ドル2ドル');
 }

 this.wikitext=this.wikitext.trim()+'\n';
 returnthis.wikitext;
 }

 /**
 	 * Returns all section positions. Useful for testing.
 	 *
 	 * @param {string} wikicode
 	 * @return {Object} An object with section names as keys and their positions in the wikitext as values. 0 is the very beginning of the string. -1 means the section is not present.
 	 */
 getAllSectionPositions(wikicode){
 this.wikitext=wikicode;
 this._calculate();
 returnthis.sectionStartPositions;
 }

 /**
 	 * Returns all section positions that exist (that aren't -1). Useful for testing.
 	 *
 	 * @param {string} wikicode
 	 * @return {Object} An object with section names as keys and their positions in the wikitext as values. 0 is the very beginning of the string.
 	 */
 getAllExistingSectionPositions(wikicode){
 this.wikitext=wikicode;
 this._calculate();
 constsections={};
 for(constkeyinthis.sectionStartPositions){
 if(this.sectionStartPositions[key]!==-1){
 sections[key]=this.sectionStartPositions[key];
 }
 }
 returnsections;
 }

 _calculate(){
 this.sectionOrder=[
 'top',
 'shortDescription',
 'displayTitle',
 'hatnotes',
 'featured',
 'deletionAndProtection',
 'maintenanceTags',
 'engvar',
 'infoboxes',
 'languageScriptNeeded',
 'sidebars',
 'lead',
 'tableOfContents',
 'body',
 'worksOrPublications',
 'seeAlso',
 'notesAndReferences',
 'furtherReading',
 'externalLinks',
 'successionAndGeographyBoxes',
 'navboxes',
 'portalBar',
 'taxonBar',
 'authorityControl',
 'geographicalCoordinates',
 'defaultSort',
 'categories',
 'improveCategories',
 'stubTemplates',
 'bottom'
 ];

 this.sectionStartPositions={
 top:0,
 shortDescription:-1,
 displayTitle:-1,
 hatnotes:-1,
 featured:-1,
 deletionAndProtection:-1,
 maintenanceTags:-1,
 engvar:-1,
 infoboxes:-1,
 languageScriptNeeded:-1,
 sidebars:-1,
 lead:-1,
 tableOfContents:-1,
 body:-1,
 worksOrPublications:-1,
 seeAlso:-1,
 notesAndReferences:-1,
 furtherReading:-1,
 externalLinks:-1,
 successionAndGeographyBoxes:-1,
 navboxes:-1,
 portalBar:-1,
 taxonBar:-1,
 authorityControl:-1,
 geographicalCoordinates:-1,
 defaultSort:-1,
 categories:-1,
 stubTemplates:-1,
 improveCategories:-1,
 bottom:this.wikitext.length
 };

 // https://en.wikipedia.org/w/index.php?title=Special:WhatLinksHere/Template:Short_description&hidelinks=1&hidetrans=1
 this.sectionStartPositions.shortDescription=this._lookForTemplates(this.wikitext,[
 'Short description',
 'Shortdesc',
 'Shortdescription',
 'Short desc'
 ]);

 this.sectionStartPositions.displayTitle=this._lookForTemplates(this.wikitext,[
 'DISPLAYTITLE',
 'Lowercase title',
 'Italic title'
 ]);

 // https://en.wikipedia.org/wiki/Wikipedia:Hatnote
 this.sectionStartPositions.hatnotes=this._lookForTemplates(this.wikitext,[
 'About-distinguish',
 'About',
 'About other people',
 'Distinguish',
 'For',
 'For2',
 'Hatnote',
 'Other hurricanes',
 'Other people',
 'Other places',
 'Other ships',
 'Other uses of',
 'Other uses',
 'Other uses',
 'Redirect-distinguish',
 'Redirect-distinguish-text',
 'Redirect-distinguish2',
 'Redirect-multi',
 'Redirect',
 'Redirect2',
 'Self reference',
 'Similar names',
 'Technical reasons',
 'Malay name'// TODO: add more {{X name}} type templates.
 ]);

 this.sectionStartPositions.featured=this._lookForTemplates(this.wikitext,[
 'Featured list',
 'Featured article',
 'Good article'
 ]);

 // https://en.wikipedia.org/wiki/Wikipedia:Criteria_for_speedy_deletion
 // https://en.wikipedia.org/w/index.php?title=Special:WhatLinksHere/Template:Proposed_deletion&hidelinks=1&hidetrans=1
 this.sectionStartPositions.deletionAndProtection=this._lookForTemplates(this.wikitext,[
 'Db-a1',// CSD
 'Db-a10',
 'Db-a11',
 'Db-a2',
 'Db-a3',
 'Db-a5',
 'Db-a7',
 'Db-a9',
 'Db-afc',
 'Db-album',
 'Db-animal',
 'Db-attack',
 'Db-attackorg',
 'Db-author',
 'Db-badfairuse',
 'Db-badfiletype',
 'Db-band',
 'Db-banned',
 'db-blankdraft',
 'Db-blanked',
 'Db-c1',
 'db-catempty',
 'Db-club',
 'Db-contact',
 'Db-copypaste',
 'Db-copyvio',
 'Db-disambig',
 'Db-discog',
 'Db-empty',
 'Db-emptyportal',
 'Db-error',
 'Db-event',
 'Db-f1',
 'Db-f10',
 'Db-f2',
 'Db-f3',
 'Db-f5',
 'Db-f7',
 'Db-f8',
 'Db-f9',
 'Db-filecopyvio',
 'Db-foreign',
 'Db-fpcfail',
 'Db-g1',
 'Db-g10',
 'Db-g11',
 'Db-g12',
 'Db-g13',
 'Db-g14',
 'Db-g2',
 'Db-g3',
 'Db-g4',
 'Db-g5',
 'Db-g6',
 'Db-g7',
 'Db-g8',
 'Db-hoax',
 'Db-imagepage',
 'Db-inc',
 'Db-invented',
 'Db-madeup',
 'Db-move',
 'Db-moved',
 'Db-multiple',
 'Db-negublp',
 'Db-nocontent',
 'Db-nocontext',
 'Db-nofile',
 'Db-noncom',
 'Db-nonsense',
 'Db-notwebhost',
 'Db-nouser',
 'Db-p1',
 'Db-p2',
 'Db-person',
 'Db-personal attack',
 'Db-promo',
 'Db-r2',
 'Db-r3',
 'Db-r4',
 'Db-redircom',
 'Db-redirnone',
 'Db-redirtypo',
 'Db-rediruser',
 'Db-redundantfile',
 'Db-repost',
 'Db-same',
 'Db-self',
 'Db-song',
 'Db-spam',
 'Db-spamuser',
 'Db-subpage',
 'Db-talk',
 'Db-templatecat',
 'Db-test',
 'Db-transwiki',
 'Db-u1',
 'Db-u2',
 'Db-u5',
 'Db-userreq',
 'Db-vandalism',
 'Db-web',
 'Db-xfd',
 'Proposed deletion',// PROD
 'Prod',
 'Proposed delete',
 'Proposal to delete',
 'Propose deletion',
 'Draft-prod',
 'Article for deletion',// AFD
 'Pp'// page protection padlocks, includes {{Pp}} and {{Pp-*}}
 ]);

 // Source: Twinkle
 this.sectionStartPositions.maintenanceTags=this._lookForTemplates(this.wikitext,[
 'Multiple issues',// not from Twinkle
 'Cleanup',
 'Cleanup rewrite',
 'Copy edit',
 'Duplicated citations',
 'Duplicate citations',
 'Close paraphrasing',
 'Copypaste',
 'External links',
 'Non-free',
 'Cleanup reorganize',
 'Lead missing',
 'Lead rewrite',
 'Lead too long',
 'Lead too short',
 'Sections',
 'Too many sections',
 'Very long',
 'All plot',
 'Fiction',
 'In-universe',
 'Long plot',
 'No plot',
 'Notability',
 'Advert',
 'Cleanup tense',
 'Essay-like',
 'Fanpov',
 'Like resume',
 'Manual',
 'Cleanup-PR',
 'Over-quotation',
 'Prose',
 'Technical',
 'Tone',
 'Confusing',
 'Incomprehensible',
 'Unfocused',
 'Context',
 'Expert needed',
 'Overly detailed',
 'Undue weight',
 'Current',
 'Update',
 'Autobiography',
 'COI',
 'Disputed',
 'Hoax',
 'Globalize',
 'Over-coverage',
 'Paid contributions',
 'Peacock',
 'POV',
 'Recentism',
 'Refimprove',
 'Too few opinions',
 'Undisclosed paid',
 'Weasel',
 'BLP sources',
 'BLP unsourced',
 'More citations needed',
 'One source',
 'Original research',
 'Primary',
 'Primary sources',
 'Self-published',
 'Sources exist',
 'Third-party',
 'Unreferenced',
 'Unreliable sources',
 'Not English',
 'Rough translation',
 'Expand language',
 'Dead end',
 'Orphan',
 'Overlinked',
 'Underlinked',
 'Citation style',
 'Cleanup bare URLs',
 'More footnotes',
 'No footnotes',
 'Uncategorized',
 'History merge',
 'Merge',
 'Merge from',
 'Merge to',
 'GOCEinuse',
 'In use',
 'Under construction'
 ]);

 // https://en.wikipedia.org/wiki/Template:Use_X_English
 this.sectionStartPositions.engvar=this._lookForTemplates(this.wikitext,[
 'Engvar',// engvar
 'EngvarA',
 'EngvarB',
 'Use American English',
 'Use Australian English',
 'Use Bangladeshi English',
 'Use British English',
 'Use Oxford spelling',
 'Use Canadian English',
 'Use Ghanaian English',
 'Use Hiberno-English',
 'Use Hong Kong English',
 'Use Indian English',
 'Use Jamaican English',
 'Use Kenyan English',
 'Use Liberian English',
 'Use New Zealand English',
 'Use Nigerian English',
 'Use Pakistani English',
 'Use Philippine English',
 'Use Singapore English',
 'Use South African English',
 'Use Trinidad and Tobago English',
 'Use dmy dates',// dates
 'Use mdy dates'
 ]);

 this.sectionStartPositions.infoboxes=this._lookForTemplates(this.wikitext,[
 'Infobox',
 'Speciesbox',
 'Species box',
 'Automatic taxobox',
 'Taxobox',
 'Subspeciesbox',
 'Infraspeciesbox',
 'Hybridbox',
 'Virusbox'
 ]);

 // https://en.wikipedia.org/wiki/Category:Language_maintenance_templates
 this.sectionStartPositions.languageScriptNeeded=this._lookForTemplates(this.wikitext,[
 'Arabic script needed',
 'Armenian script needed',
 'Berber script needed',
 'Burmese script needed',
 'Cherokee script needed',
 'Chinese script needed',
 'Chinese script needed inline',
 'Contains special characters',
 'Devanagari script needed',
 'Egyptian hieroglyphic script needed',
 'EngvarB',
 'Ge\'ez script needed',
 'Georgian script needed',
 'Greek script needed',
 'Hebrew script needed',
 'IPA-ga notice',
 'Japanese script needed',
 'Khmer script needed',
 'Korean script needed',
 'Lao script needed',
 'Needchunom',
 'Needhanja',
 'Needhiragana',
 'Needkanji',
 'Needs IPA',
 'Nepali script needed',
 'Persian script needed',
 'Pronunciation needed',
 'Romanization needed',
 'Samoan script needed',
 'Syriac script needed',
 'Tamil script needed',
 'Thai script needed',
 'Tibetan script needed',
 'Tok Pisin script needed',
 'User language subcategory',
 'User programming subcategory',
 'Verify spelling',
 'Vietnamese script needed',
 'Yiddish script needed'
 ]);

 // No reliable way to search for these. Some end in sidebar, many don't. Example of ones that don't: [[Rohingya genocide]] -> {{Rohingya conflict}}, {{Genocide}}.
 // TODO: Will need to return the position of any template between top and first sentence that isn't in one of the lists above.
 this.sectionStartPositions.sidebars=-1;

 // Return first text that isn't whitespace, a template, or inside a template. This is the article's first sentence.
 this.sectionStartPositions.lead=this._getFirstNonTemplateNonWhitespace(this.wikitext);

 // https://en.wikipedia.org/wiki/Help:Magic_words#Behavior_switches
 this.sectionStartPositions.tableOfContents=this._lookForStrings(this.wikitext,[
 '__TOC__'
 ]);

 this.sectionStartPositions.body=this._lookForRegEx(this.wikitext,/(?<=\n)==/i);

 this.sectionStartPositions.worksOrPublications=this._lookForHeadings(this.wikitext,[
 'Works\\s*==',
 'Publications',
 'Discography',
 'Filmography'
 ]);

 this.sectionStartPositions.seeAlso=this._lookForHeadings(this.wikitext,[
 'See also'
 ]);

 this.sectionStartPositions.notesAndReferences=this._lookForHeadings(this.wikitext,[
 'Bibliography',
 'Citations',
 'Endnotes',
 'Footnotes',
 'Notes',
 'References',
 'Sources',
 'Works cited'
 ]);

 this.sectionStartPositions.furtherReading=this._lookForHeadings(this.wikitext,[
 'Further reading'
 ]);

 this.sectionStartPositions.externalLinks=this._lookForHeadings(this.wikitext,[
 'External links'
 ]);

 // https://en.wikipedia.org/wiki/Wikipedia:WikiProject_Succession_Box_Standardization/Templates
 // TODO: figure out what "geography boxes" are, add them
 this.sectionStartPositions.successionAndGeographyBoxes=this._lookForTemplates(this.wikitext,[
 'S-'// they all are of the format {{S-*}}
 ]);

 // Hard to figure these out, unless they are contained in the {{Navbox}} wrapper
 // TODO: assume any templates in this area that aren't on other lists are navboxes
 // https://en.wikipedia.org/w/index.php?title=Special%3AWhatLinksHere&hidetrans=1&hidelinks=1&target=Template%3ANavbox&namespace=
 this.sectionStartPositions.navboxes=this._lookForTemplates(this.wikitext,[
 'Navbox',
 'Dynamic navigation box',
 'Navigation',
 'Hider hiding',
 'Horror navbox',
 'VG navigation',
 'CVG navigation',
 'TransNB',
 'Navtable'
 ]);

 // https://en.wikipedia.org/w/index.php?title=Special:WhatLinksHere/Template:Portal_bar&hidetrans=1&hidelinks=1
 this.sectionStartPositions.portalBar=this._lookForTemplates(this.wikitext,[
 'Portal bar',
 'Prb'
 ]);

 // https://en.wikipedia.org/w/index.php?title=Special%3AWhatLinksHere&hidetrans=1&hidelinks=1&target=Template%3ATaxonbar&namespace=
 this.sectionStartPositions.taxonBar=this._lookForTemplates(this.wikitext,[
 'Taxonbar',
 'Taxon-bar',
 'Taxobar',
 'TaxonIDs',
 'Taxon identifiers',
 'Taxon bar'
 ]);

 // https://en.wikipedia.org/w/index.php?title=Special%3AWhatLinksHere&hidetrans=1&hidelinks=1&target=Template%3AAuthority+control&namespace=
 this.sectionStartPositions.authorityControl=this._lookForTemplates(this.wikitext,[
 'Authority control',
 'Normdaten',
 'Authoritycontrol',
 'External identifiers',
 'Autorité',
 'Control de autoridades',
 '전거 통제',
 'Normativna kontrola'
 ]);

 // https://en.wikipedia.org/w/index.php?title=Special:WhatLinksHere/Template:Coord&hidetrans=1&hidelinks=1
 // https://en.wikipedia.org/w/index.php?title=Special:WhatLinksHere/Template:Coord_missing&hidetrans=1&hidelinks=1
 // using _findStringNotInsideTemplate because {{Coord}} inside infobox doesn't count
 this.sectionStartPositions.geographicalCoordinates=this._findTemplateNotInsideTemplate(this.wikitext,[
 'Coord',// coord
 'Coor',
 'Location',
 'Geocoord',
 'Geobox coor',
 'Co-ord',
 'Coord missing',// coord missing
 'No geolocation',
 'Missing coord',
 'Coords missing',
 'Locate me',
 'Needs coordinates'
 ]);

 // https://en.wikipedia.org/w/index.php?title=Special:WhatLinksHere/Template:DEFAULTSORT&hidetrans=1&hidelinks=1
 this.sectionStartPositions.defaultSort=this._lookForTemplates(this.wikitext,[
 'DEFAULTSORT',
 'Default sort',
 'SORTIERUNG'
 ]);

 this.sectionStartPositions.categories=this._lookForRegEx(this.wikitext,/\[\[:?Category:/i);

 this.sectionStartPositions.stubTemplates=this._lookForRegEx(this.wikitext,/\{\{[^}]*-stub\}\}/i);

 this.sectionStartPositions.improveCategories=this._lookForTemplates(this.wikitext,['Improve categories']);

 // If the body is the same position as any of the appendices, set body to -1, since there isn't really a body, just appendices.
 constappendices=[
 this.sectionStartPositions.worksOrPublications,
 this.sectionStartPositions.seeAlso,
 this.sectionStartPositions.notesAndReferences,
 this.sectionStartPositions.furtherReading,
 this.sectionStartPositions.externalLinks
 ];
 if(this.sectionStartPositions.body!==-1&&appendices.includes(this.sectionStartPositions.body)){
 this.sectionStartPositions.body=-1;
 }

 if(this.debug){
 for(constsectionofthis.sectionOrder){
 constposition=this._getSectionStartPosition(section);
 constchunkPreview=this.wikitext.slice(position,position+50);
 console.log(`${section}: ${position}: ${chunkPreview}`);
 }
 }
 }

 /** To find the location of the lead of an article, determine the location of the first non-template, non-whitespace, and non-HTML comment. Non-HTML comment handles an edge case involving AFC drafts. */
 _getFirstNonTemplateNonWhitespace(wikicode){
 constlength=wikicode.length;
 letnesting=0;
 for(leti=0;i<length;i++){
 constchunk=wikicode.slice(i);
 if(chunk.startsWith('{{')||chunk.startsWith('<!--')){
 nesting++;
 }elseif(chunk.startsWith('}}')||chunk.startsWith('->')){// chunks in this conditional must only be 2 characters wide
 nesting--;
 i++;// skip 2nd }
 }elseif(nesting===0&&!chunk.match(/^\s/)){
 returni;
 }
 }
 return-1;
 }

 _findTemplateNotInsideTemplate(wikicode,arrayOfStrings){
 constlength=wikicode.length;
 for(conststringofarrayOfStrings){
 letnesting=0;
 for(leti=0;i<length;i++){
 constchunk=wikicode.slice(i,i+20);
 constmatch=chunk.match(newRegExp('^\\{\\{'+string,'i'));
 if(nesting===0&&match){
 returni;
 }elseif(chunk.startsWith('{{')){
 nesting++;
 }elseif(chunk.startsWith('}}')){
 nesting--;
 i++;// skip 2nd }
 }
 }
 }
 return-1;
 }

 /** Template names are not RegEx escaped. */
 _lookForTemplates(haystack,arrayOfTemplateNames){
 letregExString='\\{\\{(?:';
 for(letnameofarrayOfTemplateNames){
 // space or underscore, same thing
 name=name.replace('_',' ');
 name=name.replace(' ','[ _]');
 regExString+=name+'|';
 }
 regExString=regExString.slice(0,-1);// delete last character |
 regExString+=')(?![ -\\|]section)';// don't match section maintenance tags, e.g. {{More citations needed section}} and {{More citations needed|section}}
 constmatches=haystack.match(newRegExp(regExString,'i'));
 returnmatches?matches.index:-1;
 }

 /** Heading names are not RegEx escaped. */
 _lookForHeadings(haystack,arrayOfHeadingNames){
 letregExString='={2,}\\s*(?:';
 for(constnameofarrayOfHeadingNames){
 regExString+=name+'|';
 }
 regExString=regExString.slice(0,-1);// delete last character |
 regExString+=')';
 constmatches=haystack.match(newRegExp(regExString,'i'));
 returnmatches?matches.index:-1;
 }

 _lookForStrings(haystack,arrayOfRegExStrings){
 letregExString='(?:';
 for(constnameofarrayOfRegExStrings){
 regExString+=name+'|';
 }
 regExString=regExString.slice(0,-1);// delete last character |
 regExString+=')';
 constmatches=haystack.match(newRegExp(regExString,'i'));
 returnmatches?matches.index:-1;
 }

 _lookForRegEx(haystack,regEx){
 constmatches=haystack.match(regEx);
 returnmatches?matches.index:-1;
 }

 _getSectionStartPosition(section){
 constvalidSection=sectioninthis.sectionStartPositions;
 if(!validSection){
 thrownewError('MOSOrderPositionFinder: Invalid section name.');
 }
 returnthis.sectionStartPositions[section];
 }

 // https://stackoverflow.com/a/13109786/3480193
 _arraySearch(arr,val){
 for(leti=0;i<arr.length;i++){
 if(arr[i]===val){
 returni;
 }
 }
 returnfalse;
 }

 _getPositionOfClosestSection(section){
 constsectionKey=this._arraySearch(this.sectionOrder,section);

 // scan until you find a section that is not -1
 // can scan in either direction. I chose to scan down.
 for(leti=sectionKey;i<this.sectionOrder.length;i++){
 constsectionKey2=this.sectionOrder[i];
 constsectionPosition=this.sectionStartPositions[sectionKey2];
 if(sectionPosition!==-1){
 returnsectionPosition;
 }
 }
 }
 };

• Pages with malformed coordinate tags
• Wikipedia pages with incorrect protection templates