ifont/dist/bin.js

An isomorphic icon font generator with support for ligatures.

#!/usr/bin/env node
/* IMPORT */
import fs from 'node:fs';
import os from 'node:os';
import path from 'node:path';
import process from 'node:process';
import Base64 from 'radix64-encoding';
import { bin, color } from 'specialist';
import open from 'tiny-open';
import zeptoid from 'zeptoid';
import ifont from './/index.js';
import { icons2preview, icons2stats, unicode2chars } from './converters.js';
import { castArray } from './utils.js';
/* HELPERS */
const paths2icons = (iconsPaths) => {
    return castArray(iconsPaths).map(iconPath => ({
        content: fs.readFileSync(path.join(process.cwd(), iconPath), 'utf8'),
        name: unicode2chars(path.basename(iconPath, '.svg'))
    }));
};
/* MAIN */
bin('ifont', 'An icon font builder')
    /* BUILD */
    .command('build', 'Build the icon font from the provided icons')
    .option('--icon, -i <path...>', 'Path to an icon to include in the font', { default: [], eager: true })
    .option('--output, -o <path>', 'Path to the destination of the font', { default: 'iFont.ttf' })
    .action(options => {
    const icons = paths2icons(options['icon']);
    const font = ifont({ icons });
    const fontPath = path.join(process.cwd(), options['output']);
    fs.writeFileSync(fontPath, font);
})
    /* PREVIEW */
    .command('preview', 'Preview the icon font from the provided icons')
    .option('--icon, -i <path...>', 'Path to an icon to include in the font', { default: [], eager: true })
    .action(options => {
    const icons = paths2icons(options['icon']);
    const font = ifont({ icons });
    const fontB64 = Base64.encode(font);
    const fontB64Inline = `data:font/ttf;base64,${fontB64}`;
    const preview = icons2preview(icons, fontB64Inline);
    const previewPath = path.join(os.tmpdir(), `${zeptoid()}.html`);
    fs.writeFileSync(previewPath, preview);
    open(previewPath);
})
    /* STATS */
    .command('stats', 'Show size statistics about the provided icons')
    .option('--icon, -i <path...>', 'Path to an icon to include in the font', { default: [], eager: true })
    .action(options => {
    const icons = paths2icons(options['icon']);
    const font = ifont({ icons });
    const stats = icons2stats(icons);
    const statsAZ = [...stats].sort((a, b) => a.size - b.size);
    for (const stat of statsAZ) {
        console.log(`${stat.name}${color.dim(':')} ${color.cyan(String(stat.size))}`);
    }
    console.log(color.dim('---'));
    console.log(`Total${color.dim(':')} ${color.cyan(String(font.byteLength))}`);
})
    /* RUN */
    .run();