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52 lines
1.3 KiB
52 lines
1.3 KiB
6 years ago
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/*!
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* sum-up | MIT (c) Shinnosuke Watanabe
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* https://github.com/shinnn/sum-up
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*/
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'use strict';
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var util = require('util');
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var Chalk = require('chalk').constructor;
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module.exports = function sumUp(pkgData) {
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if (!pkgData || Array.isArray(pkgData) || typeof pkgData !== 'object') {
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throw new TypeError(
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util.inspect(pkgData).replace(/\n/g, '') +
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' is not a plain object. Expected an object of package information,' +
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' for example npm\'s package.json `{name: ... version: ..., description: ..., ...}`.'
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);
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}
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if (pkgData.color !== undefined && typeof pkgData.color !== 'boolean') {
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throw new TypeError(
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util.inspect(pkgData.color).replace(/\n/g, '') +
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' is neither true nor false. `color` option must be a Boolean value.'
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);
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}
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var chalk = new Chalk({enabled: pkgData.color});
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var lines = [];
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var nameAndVersion = chalk.cyan(pkgData.name || '');
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if (pkgData.version) {
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if (pkgData.name) {
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nameAndVersion += ' ';
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}
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nameAndVersion += chalk.gray('v' + pkgData.version);
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}
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if (nameAndVersion) {
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lines.push(nameAndVersion);
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}
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if (pkgData.homepage) {
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lines.push(chalk.gray(pkgData.homepage));
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}
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if (pkgData.description) {
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lines.push(pkgData.description);
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}
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return lines.join('\n');
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};
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