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Edit File: table.js

const debug = require('./debug');
const utils = require('./utils');
const tableLayout = require('./layout-manager');

class Table extends Array {
  constructor(opts) {
    super();

const options = utils.mergeOptions(opts);
    Object.defineProperty(this, 'options', {
      value: options,
      enumerable: options.debug,
    });

if (options.debug) {
      switch (typeof options.debug) {
        case 'boolean':
          debug.setDebugLevel(debug.WARN);
          break;
        case 'number':
          debug.setDebugLevel(options.debug);
          break;
        case 'string':
          debug.setDebugLevel(parseInt(options.debug, 10));
          break;
        default:
          debug.setDebugLevel(debug.WARN);
          debug.warn(`Debug option is expected to be boolean, number, or string. Received a ${typeof options.debug}`);
      }
      Object.defineProperty(this, 'messages', {
        get() {
          return debug.debugMessages();
        },
      });
    }
  }

toString() {
    let array = this;
    let headersPresent = this.options.head && this.options.head.length;
    if (headersPresent) {
      array = [this.options.head];
      if (this.length) {
        array.push.apply(array, this);
      }
    } else {
      this.options.style.head = [];
    }

let cells = tableLayout.makeTableLayout(array);

cells.forEach(function (row) {
      row.forEach(function (cell) {
        cell.mergeTableOptions(this.options, cells);
      }, this);
    }, this);

tableLayout.computeWidths(this.options.colWidths, cells);
    tableLayout.computeHeights(this.options.rowHeights, cells);

cells.forEach(function (row) {
      row.forEach(function (cell) {
        cell.init(this.options);
      }, this);
    }, this);

let result = [];

for (let rowIndex = 0; rowIndex < cells.length; rowIndex++) {
      let row = cells[rowIndex];
      let heightOfRow = this.options.rowHeights[rowIndex];

if (rowIndex === 0 || !this.options.style.compact || (rowIndex == 1 && headersPresent)) {
        doDraw(row, 'top', result);
      }

for (let lineNum = 0; lineNum < heightOfRow; lineNum++) {
        doDraw(row, lineNum, result);
      }

if (rowIndex + 1 == cells.length) {
        doDraw(row, 'bottom', result);
      }
    }

return result.join('\n');
  }

get width() {
    let str = this.toString().split('\n');
    return str[0].length;
  }
}

Table.reset = () => debug.reset();

function doDraw(row, lineNum, result) {
  let line = [];
  row.forEach(function (cell) {
    line.push(cell.draw(lineNum));
  });
  let str = line.join('');
  if (str.length) result.push(str);
}

module.exports = Table;