128 lines
2.9 KiB
Plaintext
128 lines
2.9 KiB
Plaintext
import _ from 'lodash';
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import makeStreamConfig from './makeStreamConfig';
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import drawRow from './drawRow';
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import {
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drawBorderBottom,
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drawBorderJoin,
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drawBorderTop
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} from './drawBorder';
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import stringifyTableData from './stringifyTableData';
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import truncateTableData from './truncateTableData';
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import mapDataUsingRowHeightIndex from './mapDataUsingRowHeightIndex';
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import alignTableData from './alignTableData';
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import padTableData from './padTableData';
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import calculateRowHeightIndex from './calculateRowHeightIndex';
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/**
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* @param {Array} data
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* @param {Object} config
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* @returns {Array}
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*/
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const prepareData = (data, config) => {
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let rows;
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rows = stringifyTableData(data);
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rows = truncateTableData(data, config);
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const rowHeightIndex = calculateRowHeightIndex(rows, config);
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rows = mapDataUsingRowHeightIndex(rows, rowHeightIndex, config);
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rows = alignTableData(rows, config);
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rows = padTableData(rows, config);
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return rows;
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};
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/**
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* @param {string[]} row
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* @param {number[]} columnWidthIndex
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* @param {Object} config
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* @returns {undefined}
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*/
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const create = (row, columnWidthIndex, config) => {
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const rows = prepareData([row], config);
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const body = rows.map((literalRow) => {
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return drawRow(literalRow, config.border);
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}).join('');
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let output;
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output = '';
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output += drawBorderTop(columnWidthIndex, config.border);
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output += body;
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output += drawBorderBottom(columnWidthIndex, config.border);
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output = _.trimEnd(output);
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process.stdout.write(output);
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};
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/**
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* @param {string[]} row
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* @param {number[]} columnWidthIndex
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* @param {Object} config
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* @returns {undefined}
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*/
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const append = (row, columnWidthIndex, config) => {
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const rows = prepareData([row], config);
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const body = rows.map((literalRow) => {
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return drawRow(literalRow, config.border);
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}).join('');
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let output = '';
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const bottom = drawBorderBottom(columnWidthIndex, config.border);
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if (bottom !== '\n') {
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output = '\r\u001B[K';
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}
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output += drawBorderJoin(columnWidthIndex, config.border);
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output += body;
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output += bottom;
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output = _.trimEnd(output);
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process.stdout.write(output);
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};
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/**
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* @param {Object} userConfig
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* @returns {Object}
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*/
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export default (userConfig = {}) => {
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const config = makeStreamConfig(userConfig);
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// @todo Use 'Object.values' when Node.js v6 support is dropped.
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const columnWidthIndex = _.values(_.mapValues(config.columns, (column) => {
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return column.width + column.paddingLeft + column.paddingRight;
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}));
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let empty;
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empty = true;
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return {
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/**
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* @param {string[]} row
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* @returns {undefined}
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*/
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write: (row) => {
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if (row.length !== config.columnCount) {
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throw new Error('Row cell count does not match the config.columnCount.');
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}
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if (empty) {
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empty = false;
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return create(row, columnWidthIndex, config);
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} else {
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return append(row, columnWidthIndex, config);
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}
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}
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};
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};
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