fix

book/node_modules/juice/bin/juice

@@ -0,0 +1,64 @@
+#!/usr/bin/env node
+
+var juice = require('..');
+var cli = require('../lib/cli');
+var fs = require('fs');
+var path = require('path');
+
+var program = cli.getProgram();
+
+if (program.args.length < 2) {
+  program.help();
+}
+
+var [inputFile, outputFile] = program.args;
+var options = cli.argsToOptions(program);
+var queue = [];
+
+if (options.optionsFile) {
+  var optionsFromFile = require(path.resolve(process.cwd(),options.optionsFile));
+  options = Object.assign({}, optionsFromFile, options, {
+    webResources: Object.assign(
+      {},
+      optionsFromFile && optionsFromFile.webResources,
+      options && options.webResources
+    )
+  });
+}
+
+if (options.cssFile) {
+  queue.push(function() {
+    fs.readFile(options.cssFile, function(err, css) {
+      if (handleError(err)) { return; }
+      options.extraCss = css.toString();
+      next();
+    });
+  });
+}
+
+next();
+
+function doJuice() {
+  delete options.cssFile;
+  delete options.optionsFile;
+
+  juice.juiceFile(inputFile, options, function(err, html) {
+    if (handleError(err)) { return; }
+    fs.writeFile(outputFile, html, handleError);
+  });
+}
+
+function next() {
+  if (queue.length) {
+    return queue.pop()();
+  }
+  doJuice();
+}
+
+function handleError(err) {
+  if (err) {
+    console.error(err.stack);
+    process.exit(1);
+  }
+  return !!err;
+}