How to use the kleur.strikethrough function in kleur

if (!this.done) {
      this.outputText += '\n';
      for (let i = startIndex; i < endIndex; i++) {
        let title, prefix, desc = '', v = this.choices[i];

        // Determine whether to display "more choices" indicators
        if (i === startIndex && startIndex > 0) {
          prefix = figures.arrowUp;
        } else if (i === endIndex - 1 && endIndex < this.choices.length) {
          prefix = figures.arrowDown;
        } else {
          prefix = ' ';
        }

        if (v.disabled) {
          title = this.cursor === i ? color.gray().underline(v.title) : color.strikethrough().gray(v.title);
          prefix = (this.cursor === i ? color.bold().gray(figures.pointer) + ' ' : '  ') + prefix;
        } else {
          title = this.cursor === i ? color.cyan().underline(v.title) : v.title;
          prefix = (this.cursor === i ? color.cyan(figures.pointer) + ' ' : '  ') + prefix;
          if (v.description && this.cursor === i) {
            desc = ` - ${v.description}`;
            if (prefix.length + title.length + desc.length >= this.out.columns
                || v.description.split(/\r?\n/).length > 1) {
              desc = '\n' + wrap(v.description, { margin: 3, width: this.out.columns });
            }
          }
        }

        this.outputText += `${prefix} ${title}${color.gray(desc)}\n`;
      }
    }

for (let i = startIndex; i < endIndex; i++) {
        let title,
            prefix,
            desc = '',
            v = this.choices[i]; // Determine whether to display "more choices" indicators

        if (i === startIndex && startIndex > 0) {
          prefix = figures.arrowUp;
        } else if (i === endIndex - 1 && endIndex < this.choices.length) {
          prefix = figures.arrowDown;
        } else {
          prefix = ' ';
        }

        if (v.disabled) {
          title = this.cursor === i ? color.gray().underline(v.title) : color.strikethrough().gray(v.title);
          prefix = (this.cursor === i ? color.bold().gray(figures.pointer) + ' ' : '  ') + prefix;
        } else {
          title = this.cursor === i ? color.cyan().underline(v.title) : v.title;
          prefix = (this.cursor === i ? color.cyan(figures.pointer) + ' ' : '  ') + prefix;

          if (v.description && this.cursor === i) {
            desc = ` - ${v.description}`;

            if (prefix.length + title.length + desc.length >= this.out.columns || v.description.split(/\r?\n/).length > 1) {
              desc = '\n' + wrap(v.description, {
                margin: 3,
                width: this.out.columns
              });
            }
          }
        }

renderOption(cursor, v, i, arrowIndicator) {
    const prefix = (v.selected ? color.green(figures.radioOn) : figures.radioOff) + ' ' + arrowIndicator + ' ';
    let title, desc;

    if (v.disabled) {
      title = cursor === i ? color.gray().underline(v.title) : color.strikethrough().gray(v.title);
    } else {
      title = cursor === i ? color.cyan().underline(v.title) : v.title;
      if (cursor === i && v.description) {
        desc = ` - ${v.description}`;
        if (prefix.length + title.length + desc.length >= this.out.columns
          || v.description.split(/\r?\n/).length > 1) {
          desc = '\n' + wrap(v.description, { margin: prefix.length, width: this.out.columns });
        }
      }
    }

    return prefix + title + color.gray(desc || '');
  }

renderOption(cursor, v, i) {
    const prefix = (v.selected ? color.green(figures.radioOn) : figures.radioOff) + '  ';
    let title, desc;

    if (v.disabled) {
      title = cursor === i ? color.gray().underline(v.title) : color.strikethrough().gray(v.title);
    } else {
      title = cursor === i ? color.cyan().underline(v.title) : v.title;

      if (cursor === i && v.description) {
        desc = ` - ${v.description}`;

        if (prefix.length + title.length + desc.length >= this.out.columns || v.description.split(/\r?\n/).length > 1) {
          desc = '\n' + wrap(v.description, {
            margin: prefix.length,
            width: this.out.columns
          });
        }
      }
    }

    return prefix + title + color.gray(desc || '');

renderOption(cursor, v, i, arrowIndicator) {
    const prefix = (v.selected ? color.green(figures.radioOn) : figures.radioOff) + ' ' + arrowIndicator + ' ';
    let title, desc;

    if (v.disabled) {
      title = cursor === i ? color.gray().underline(v.title) : color.strikethrough().gray(v.title);
    } else {
      title = cursor === i ? color.cyan().underline(v.title) : v.title;

      if (cursor === i && v.description) {
        desc = ` - ${v.description}`;

        if (prefix.length + title.length + desc.length >= this.out.columns || v.description.split(/\r?\n/).length > 1) {
          desc = '\n' + wrap(v.description, {
            margin: prefix.length,
            width: this.out.columns
          });
        }
      }
    }

    return prefix + title + color.gray(desc || '');

prompt += '\n' + this.value.map((v, i) => {
        let title;
        if (v.disabled) title = c === i ? color.gray().underline(v.title) : color.strikethrough().gray(v.title);else title = c === i ? color.cyan().underline(v.title) : v.title;
        return (v.selected ? color.green(figures.tick) : ' ') + ' ' + title;
      }).join('\n');
    }

this.out.write('\n' + this.choices.map((v, i) => {
        let title, prefix;

        if (v.disabled) {
          title = this.cursor === i ? color.gray().underline(v.title) : color.strikethrough().gray(v.title);
          prefix = this.cursor === i ? color.bold().gray(figures.pointer) + ' ' : '  ';
        } else {
          title = this.cursor === i ? color.cyan().underline(v.title) : v.title;
          prefix = this.cursor === i ? color.cyan(figures.pointer) + ' ' : '  ';
        }

        return `${prefix} ${title}`;
      }).join('\n'));
    }

renderOption(cursor, v, i) {
    let title;
    if (v.disabled) title = cursor === i ? color.gray().underline(v.title) : color.strikethrough().gray(v.title);
    else title = cursor === i ? color.cyan().underline(v.title) : v.title;
    return (v.selected ? color.green(figures.radioOn) : figures.radioOff) + '  ' + title
  }