Function script

beautify/script.ts:6–2583

(options:any)

(function beautify_script_init():void {
    "use strict";
    const script = function beautify_script(options:any):string {
        let scolon:number = 0,
            news:number = 0;
        const data:data = options.parsed,
            lexer:string = "script",
            scopes:scriptScopes = prettydiff.scopes,
            b:number = (prettydiff.end < 1 || prettydiff.end > data.token.length)
                ? data.token.length
                : prettydiff.end + 1,
            externalIndex:externalIndex = {},
            // levels sets the white space value between the current token and the next token
            // * -20 value means no white space
            // * -10 means to separate with a space
            // * 0 and above is the number of indentation to insert
            levels:number[] = (function beautify_script_level():number[] {
                let a             = prettydiff.start, //will store the current level of indentation
                    indent:number        = (isNaN(options.indent_level) === true)
                        ? 0
                        : Number(options.indent_level),
                    notcomment:boolean = false, // if in comments before any code
                    lastlist:boolean      = false, //remembers the list status of the most recently closed block
                    ctype:string         = "", //ctype stands for "current type"
                    ctoke:string         = "", //ctoke standa for "current token"
                    ltype:string         = data.types[0], //ltype stands for "last type"
                    ltoke:string         = data.token[0]; //ltype stands for "last token"
                const varindex:number[] = [-1], //index in current scope of last var, let, or const keyword
                    list:boolean[]          = [], //stores comma status of current block
                    level:number[] = (prettydiff.start > 0)
                        ? Array(prettydiff.start).fill(0, 0, prettydiff.start)
                        : [],
                    ternary:number[]       = [], //used to identify ternary statments
                    extraindent   = [
                        []
                    ], //stores token indexes where extra indentation occurs from ternaries and broken method chains
                    arrbreak:boolean[]      = [], //array where a method break has occurred
                    destruct:boolean[]      = [], //attempt to identify object destructuring
                    itemcount:number[]      = [], //counts items in destructured lists
                    assignlist:boolean[]    = [false], //are you in a list right now?
                    wordlist:boolean[]      = [],
                    count:number[]          = [],
                    comment       = function beautify_script_level_comment():void {
                        destructfix(false, false);
                        let ind:number = (options.comments === true)
                            ? 0
                            : indent;
                        if (notcomment === false && (/\/\u002a\s*global\s/).test(data.token[a]) === true) {
                            let globallist:string[] = data.token[a].replace(/\/\u002a\s*global\s+/, "").replace(/\s*\u002a\/$/, "").split(","),
                                aa:number = globallist.length;
                            do {
                                aa = aa - 1;
                                globallist[aa] = globallist[aa].replace(/\s+/g, "");
                                if (globallist[aa] !== "") {
                                    scopes.push([globallist[aa], -1]);
                                }
                            } while (aa > 0);
                        }
                        if (data.types[a - 1] === "comment" || data.types[a + 1] === "comment") {
                            level[a - 1] = ind;