@oclif/plugin-help/lib/list.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const indent = require("indent-string");
const stripAnsi = require("strip-ansi");
const width = require('string-width');
const wrap = require('wrap-ansi');
const widestLine = require('widest-line');
function renderList(input, opts) {
    if (input.length === 0) {
        return '';
    }
    const renderMultiline = () => {
        let output = '';
        for (let [left, right] of input) {
            if (!left && !right)
                continue;
            if (left) {
                if (opts.stripAnsi)
                    left = stripAnsi(left);
                output += wrap(left.trim(), opts.maxWidth, { hard: true, trim: false });
            }
            if (right) {
                if (opts.stripAnsi)
                    right = stripAnsi(right);
                output += '\n';
                output += indent(wrap(right.trim(), opts.maxWidth - 2, { hard: true, trim: false }), 4);
            }
            output += '\n\n';
        }
        return output.trim();
    };
    if (opts.multiline)
        return renderMultiline();
    const maxLength = widestLine(input.map(i => i[0]).join('\n'));
    let output = '';
    let spacer = opts.spacer || '\n';
    let cur = '';
    for (const [left, r] of input) {
        let right = r;
        if (cur) {
            output += spacer;
            output += cur;
        }
        cur = left || '';
        if (opts.stripAnsi)
            cur = stripAnsi(cur);
        if (!right) {
            cur = cur.trim();
            continue;
        }
        if (opts.stripAnsi)
            right = stripAnsi(right);
        right = wrap(right.trim(), opts.maxWidth - (maxLength + 2), { hard: true, trim: false });
        // right = wrap(right.trim(), screen.stdtermwidth - (maxLength + 4), {hard: true, trim: false})
        const [first, ...lines] = right.split('\n').map(s => s.trim());
        cur += ' '.repeat(maxLength - width(cur) + 2);
        cur += first;
        if (lines.length === 0) {
            continue;
        }
        // if we start putting too many lines down, render in multiline format
        if (lines.length > 4)
            return renderMultiline();
        // if spacer is not defined, separate all rows with extra newline
        if (!opts.spacer)
            spacer = '\n\n';
        cur += '\n';
        cur += indent(lines.join('\n'), maxLength + 2);
    }
    if (cur) {
        output += spacer;
        output += cur;
    }
    return output.trim();
}
exports.renderList = renderList;