zcatalyst-cli/lib/throbber/utils.js

Command Line Tool for CATALYST

'use strict';
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.cleanStream = exports.writeStream = exports.getLinesLength = exports.breakText = void 0;
const readline_1 = require("readline");
const strip_ansi_1 = __importDefault(require("strip-ansi"));
function breakText(text, prefixLength) {
    return (0, strip_ansi_1.default)(text)
        .split('\n')
        .map((line, index) => (index === 0 ? breakLine(line, prefixLength) : breakLine(line, 0)))
        .join('\n');
}
exports.breakText = breakText;
function breakLine(line, prefixLength) {
    const columns = process.stderr.columns || 95;
    return line.length >= columns - prefixLength
        ? `${line.substring(0, columns - prefixLength - 1)}\n${breakLine(line.substring(columns - prefixLength - 1, line.length), 0)}`
        : line;
}
function getLinesLength(text, prefixLength) {
    return (0, strip_ansi_1.default)(text)
        .split('\n')
        .map((line, index) => (index === 0 ? line.length + prefixLength : line.length));
}
exports.getLinesLength = getLinesLength;
function writeStream(stream, output, rawLines) {
    stream.write(output);
    (0, readline_1.moveCursor)(stream, 0, -rawLines.length);
}
exports.writeStream = writeStream;
function cleanStream(stream, rawLines) {
    rawLines.forEach((lineLength, index) => {
        (0, readline_1.moveCursor)(stream, lineLength, index);
        (0, readline_1.clearLine)(stream, 1);
        (0, readline_1.moveCursor)(stream, -lineLength, -index);
    });
    (0, readline_1.moveCursor)(stream, 0, rawLines.length);
    (0, readline_1.clearScreenDown)(stream);
    (0, readline_1.moveCursor)(stream, 0, -rawLines.length);
}
exports.cleanStream = cleanStream;