Function lookBack

apps/code-beautify/content-script.js:40–40

(str)

        };

        let lookBack = (str) => source_text.substring(pos - str.length, pos).toLowerCase() === str;

        let indentString = source_text.match(/^[\r\n]*[\t ]*/)[0];
        let singleIndent = Array(indentSize + 1).join(indentCharacter);