Initial commit.

.babelrc

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+{
+  "presets": ["latest"],
+  "plugins": ["transform-object-rest-spread"]
+}

.editorconfig

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+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 2
+end_of_line = lf
+trim_trailing_whitespace = true
+insert_final_newline = true

.gitignore

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+node_modules
+lib

bin/themer.js

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+#!/usr/bin/env node
+
+require('../lib/index.js');

package.json

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+{
+  "name": "themer",
+  "version": "1.0.0",
+  "description": "Development theme generator.",
+  "main": "lib/index.js",
+  "author": "mjswensen",
+  "repository": {
+    "url": "git@github.com:mjswensen/themer.git",
+    "type": "git"
+  },
+  "license": "MIT",
+  "bin": "./bin/themer.js",
+  "scripts": {
+    "build": "babel --out-dir lib src",
+    "start": "watch 'yarn run build' src"
+  },
+  "dependencies": {
+    "minimist": "^1.2.0",
+    "pn": "^1.0.0"
+  },
+  "devDependencies": {
+    "babel-cli": "^6.18.0",
+    "babel-plugin-transform-object-rest-spread": "^6.19.0",
+    "babel-preset-latest": "^6.16.0",
+    "watch": "^1.0.1"
+  }
+}

src/index.js

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+import path from 'path';
+import fs from 'pn/fs';
+import minimist from 'minimist';
+
+const args = (parsedArgs => {
+  try {
+    if (parsedArgs.colors === undefined) {
+      throw new Error('Please provide a package name or file containing colors');
+    }
+    if (parsedArgs.template === undefined) {
+      throw new Error('Please provide at least one template to render');
+    }
+    if (parsedArgs.out === undefined) {
+      throw new Error('Please provide a directory to write output to');
+    }
+  }
+  catch(e) {
+    console.error(e.message);
+    process.exit(1);
+  }
+  return {
+    ...parsedArgs,
+    template: typeof parsedArgs.template === 'string' ? [parsedArgs.template] : parsedArgs.template,
+    out: path.resolve(parsedArgs.out),
+  };
+})(minimist(process.argv.slice(2), {
+  string: ['colors', 'template', 'out'],
+  alias: {
+    'colors': 'c',
+    'template': 't',
+    'out': 'o',
+  },
+}));
+
+const resolvePackage = name => new Promise((resolve, reject) => {
+  try {
+    resolve(require.resolve(name));
+  }
+  catch(e) {
+    try {
+      resolve(require.resolve(path.resolve(name)));
+    }
+    catch(e) {
+      reject(`Unable to resolve ${name}`);
+    }
+  }
+});
+
+const flatten = arr => [].concat.apply([], arr);
+
+Promise.all([args.colors, ...args.template].map(resolvePackage))
+  .then(requireables => {
+    const colors = require(requireables[0]).colors;
+    const templates = requireables.slice(1).map(require);
+    return Promise.all(flatten(templates.map(template => template.render(colors, args))));
+  })
+  .then(files => Promise.all(files.map(file => fs.writeFile(path.resolve(args.out, file.name), file.contents).then(() => console.log(`...${file.name}`)))))
+  .then(() => console.log('Done!'))
+  .catch(e => console.error(e));