| "use strict"; |
| var __importDefault = (this && this.__importDefault) || function (mod) { |
| return (mod && mod.__esModule) ? mod : { "default": mod }; |
| }; |
| Object.defineProperty(exports, "__esModule", { value: true }); |
| exports.alignString = void 0; |
| const string_width_1 = __importDefault(require("string-width")); |
| const utils_1 = require("./utils"); |
| const alignLeft = (subject, width) => { |
| return subject + ' '.repeat(width); |
| }; |
| const alignRight = (subject, width) => { |
| return ' '.repeat(width) + subject; |
| }; |
| const alignCenter = (subject, width) => { |
| return ' '.repeat(Math.floor(width / 2)) + subject + ' '.repeat(Math.ceil(width / 2)); |
| }; |
| const alignJustify = (subject, width) => { |
| const spaceSequenceCount = utils_1.countSpaceSequence(subject); |
| if (spaceSequenceCount === 0) { |
| return alignLeft(subject, width); |
| } |
| const addingSpaces = utils_1.distributeUnevenly(width, spaceSequenceCount); |
| if (Math.max(...addingSpaces) > 3) { |
| return alignLeft(subject, width); |
| } |
| let spaceSequenceIndex = 0; |
| return subject.replace(/\s+/g, (groupSpace) => { |
| return groupSpace + ' '.repeat(addingSpaces[spaceSequenceIndex++]); |
| }); |
| }; |
| /** |
| * Pads a string to the left and/or right to position the subject |
| * text in a desired alignment within a container. |
| */ |
| const alignString = (subject, containerWidth, alignment) => { |
| const subjectWidth = string_width_1.default(subject); |
| if (subjectWidth === containerWidth) { |
| return subject; |
| } |
| if (subjectWidth > containerWidth) { |
| throw new Error('Subject parameter value width cannot be greater than the container width.'); |
| } |
| if (subjectWidth === 0) { |
| return ' '.repeat(containerWidth); |
| } |
| const availableWidth = containerWidth - subjectWidth; |
| if (alignment === 'left') { |
| return alignLeft(subject, availableWidth); |
| } |
| if (alignment === 'right') { |
| return alignRight(subject, availableWidth); |
| } |
| if (alignment === 'justify') { |
| return alignJustify(subject, availableWidth); |
| } |
| return alignCenter(subject, availableWidth); |
| }; |
| exports.alignString = alignString; |