Files
shields/lib/badge-cli.js
Paul Melnikow 6c2ce413b1 Adopt async-await for most promise-based code (#1565)
* Address todo for Node 8 upgrade
2018-03-15 09:36:40 -04:00

92 lines
2.4 KiB
JavaScript
Executable File

#!/usr/bin/env node
'use strict';
const { PDFKitTextMeasurer } = require('./text-measurer');
const { makeBadge } = require('./make-badge');
const svg2img = require('./svg-to-img');
const colorscheme = require('./colorscheme.json');
const defaults = require('./defaults');
if (process.argv.length < 4) {
console.log('Usage: badge subject status [:colorscheme] [.output] [@style]');
console.log('Or: badge subject status right-color [left-color] [.output] [@style]');
console.log();
console.log(' colorscheme: one of '
+ Object.keys(colorscheme).join(', ') + '.');
console.log(' left-color, right-color:');
console.log(' #xxx (three hex digits)');
console.log(' #xxxxxx (six hex digits)');
console.log(' color (CSS color)');
console.log(' output:');
console.log(' svg, png, jpg, or gif');
console.log();
console.log('Eg: badge cactus grown :green @flat');
console.log();
process.exit();
}
const fontPath = process.env.FONT_PATH || defaults.font.path;
// Find a format specifier.
let format = 'svg';
let style = '';
for (let i = 4; i < process.argv.length; i++) {
if (process.argv[i][0] === '.') {
format = process.argv[i].slice(1);
process.argv.splice(i, 1);
continue;
}
if (process.argv[i][0] === '@') {
style = process.argv[i].slice(1);
process.argv.splice(i, 1);
continue;
}
}
const subject = process.argv[2];
const status = process.argv[3];
let color = process.argv[4] || ':green';
const colorA = process.argv[5];
const badgeData = {text: [subject, status], format: format};
if (style) {
badgeData.template = style;
}
if (color[0] === ':') {
color = color.slice(1);
if (colorscheme[color] == null) {
// Colorscheme not found.
console.error('Invalid color scheme.');
process.exit(1);
}
badgeData.colorscheme = color;
} else {
badgeData.colorB = color;
if (colorA) { badgeData.colorA = colorA; }
}
async function main() {
// The widths are going to be off if Helvetica-Bold is used, though this
// should print a warning.
const measurer = new PDFKitTextMeasurer(fontPath, 'Helvetica-Bold');
const svg = makeBadge(measurer, badgeData);
if (/png|jpg|gif/.test(format)) {
const data = await svg2img(svg, format);
process.stdout.write(data);
} else {
console.log(svg);
}
}
(async () => {
try {
await main()
} catch (e) {
console.error(e)
process.exit(1)
}
})()