doesnt fix, but comment-out violations to a specific eslint rule

fix-unsanitized-violations.js

#!/usr/bin/env nodejs

var fs = require('fs');

var vobj;
const DISABLE_NEXT_LINE = "// eslint-disable-next-line ";

fs.readFile('build/gecko/inline-violations.json', 'utf8', function (err, data) {
    if (err) throw err; // we'll not consider error handling for now

    vobj = JSON.parse(data);
    
    for (let r of vobj) {
        if (r.messages.length == 0) {
            continue
        }
        let changes = {};
        for (let message of r.messages) {
            if (message.ruleId.indexOf("no-unsanitized") == 0) {
                if (changes[r.filePath]) {
                    changes[r.filePath].push([message.line, message.ruleId]);
                } else {
                    changes[r.filePath] = [[message.line, message.ruleId]];
                }
                //addToFile(r.filePath, message.line, rulename);
            }
        }
        addToFile(r.filePath, changes[r.filePath]);
    }


});


function addToFile(filename, changes) {
    fs.readFile(filename, 'utf-8', function(err, data) {
        if (err) throw err;
        
        let linesArr = data.toString().split("\n");        
        let insertions = 0;
        for (let index in changes) {
            let change = changes[index];
            let line = change[0];
            let rulename = change[1];

            // go to line before, delete nothing, but add comment
            let originalLine = linesArr[line-1];
            // find out indentation width
            let indentWidth = originalLine.length - originalLine.trimLeft().length+1
            let identedComment = Array(indentWidth).join(" ") + DISABLE_NEXT_LINE + rulename;
            
            linesArr.splice(line-1+insertions, 0, identedComment);
            insertions++;
        }
        fs.writeFileSync(filename, linesArr.join('\n'));

    });
    
}
freddy@x