@rawcmd/typewriters/dist/typewriters/usage.js

Collection of typewriters for styling command-line messages for Rawcmd.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const core_1 = require("@rawcmd/core");
const title_1 = require("./title");
const row_1 = require("./row");
function usageTypewriter(options) {
    options = Object.assign({ title: 'Usage', totalWidth: 80 }, options);
    const writeTitle = title_1.titleTypewriter(options);
    const writeBody = row_1.rowTypewriter([
        {
            index: 0,
            width: options.totalWidth,
        },
    ]);
    return (command) => {
        if (!command) {
            return '';
        }
        const lines = [
            [
                '$',
                ...command.getAncestors().map((a) => a.name),
                command.name,
                '<COMMAND>',
            ].filter((v) => !!v).join(' '),
            [
                '$',
                ...command.getAncestors().map((a) => a.name),
                command.name,
                '<OPTION>',
            ].filter((v) => !!v).join(' '),
        ];
        const titleOutput = writeTitle(options.title);
        const bodyOutput = lines.map((line) => {
            return writeBody([line]);
        }).join(core_1.EOL);
        return [titleOutput, bodyOutput].filter((o) => !!o).join(core_1.EOL);
    };
}
exports.usageTypewriter = usageTypewriter;
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