PostCSS config, plugins as an object (as opposed to an array) fails #21
Description
With the following postcss.config.js:
module.exports = {
plugins: {
tailwindcss: {},
autoprefixer: {},
},
};
This gem fails with the following message:
Configuration file: /Users/foo/project/_config.yml
Source: /Users/foo/project
Destination: /Users/foo/project/_site
Incremental build: disabled. Enable with --incremental
Generating...
PostCSS Server listening on port 8124...
/Users/foo/project/node_modules/postcss/lib/processor.js:60
throw new Error(i + ' is not a PostCSS plugin')
^
Error: [object Object] is not a PostCSS plugin
at Processor.normalize (/Users/foo/project/node_modules/postcss/lib/processor.js:60:15)
at new Processor (/Users/foo/project/node_modules/postcss/lib/processor.js:9:25)
at postcss (/Users/foo/project/node_modules/postcss/lib/postcss.js:25:10)
at Function.process (/Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-postcss-0.4.0/bin/postcss:9:5)
at Socket.<anonymous> (/Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-postcss-0.4.0/bin/postcss:21:14)
at Socket.emit (events.js:314:20)
at addChunk (_stream_readable.js:297:12)
at readableAddChunk (_stream_readable.js:272:9)
at Socket.Readable.push (_stream_readable.js:213:10)
at TCP.onStreamRead (internal/stream_base_commons.js:188:23)
Conversion error: Jekyll::Converters::PostCss encountered an error while converting 'styles.css':
undefined method `chomp' for nil:NilClass
------------------------------------------------
Jekyll 4.2.0 Please append `--trace` to the `serve` command
for any additional information or backtrace.
------------------------------------------------
Traceback (most recent call last):
43: from /Users/ali/.rbenv/versions/2.7.2/bin/bundle:23:in `<main>'
42: from /Users/ali/.rbenv/versions/2.7.2/bin/bundle:23:in `load'
41: from /Users/ali/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/bundler-2.2.14/exe/bundle:37:in `<top (required)>'
40: from /Users/ali/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/bundler-2.2.14/lib/bundler/friendly_errors.rb:130:in `with_friendly_errors'
39: from /Users/ali/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/bundler-2.2.14/exe/bundle:49:in `block in <top (required)>'
38: from /Users/ali/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/bundler-2.2.14/lib/bundler/cli.rb:24:in `start'
37: from /Users/ali/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/bundler-2.2.14/lib/bundler/vendor/thor/lib/thor/base.rb:485:in `start'
36: from /Users/ali/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/bundler-2.2.14/lib/bundler/cli.rb:30:in `dispatch'
35: from /Users/ali/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/bundler-2.2.14/lib/bundler/vendor/thor/lib/thor.rb:392:in `dispatch'
34: from /Users/ali/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/bundler-2.2.14/lib/bundler/vendor/thor/lib/thor/invocation.rb:127:in `invoke_command'
33: from /Users/ali/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/bundler-2.2.14/lib/bundler/vendor/thor/lib/thor/command.rb:27:in `run'
32: from /Users/ali/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/bundler-2.2.14/lib/bundler/cli.rb:494:in `exec'
31: from /Users/ali/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/bundler-2.2.14/lib/bundler/cli/exec.rb:28:in `run'
30: from /Users/ali/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/bundler-2.2.14/lib/bundler/cli/exec.rb:63:in `kernel_load'
29: from /Users/ali/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/bundler-2.2.14/lib/bundler/cli/exec.rb:63:in `load'
28: from /Users/foo/project/vendor/bundle/ruby/2.7.0/bin/jekyll:23:in `<top (required)>'
27: from /Users/foo/project/vendor/bundle/ruby/2.7.0/bin/jekyll:23:in `load'
26: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/exe/jekyll:15:in `<top (required)>'
25: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/mercenary-0.4.0/lib/mercenary.rb:21:in `program'
24: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/mercenary-0.4.0/lib/mercenary/program.rb:44:in `go'
23: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/mercenary-0.4.0/lib/mercenary/command.rb:221:in `execute'
22: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/mercenary-0.4.0/lib/mercenary/command.rb:221:in `each'
21: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/mercenary-0.4.0/lib/mercenary/command.rb:221:in `block in execute'
20: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/commands/serve.rb:86:in `block (2 levels) in init_with_program'
19: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/command.rb:91:in `process_with_graceful_fail'
18: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/command.rb:91:in `each'
17: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/command.rb:91:in `block in process_with_graceful_fail'
16: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/commands/build.rb:36:in `process'
15: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/commands/build.rb:65:in `build'
14: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/command.rb:28:in `process_site'
13: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/site.rb:80:in `process'
12: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/site.rb:211:in `render'
11: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/site.rb:538:in `render_pages'
10: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/site.rb:538:in `each'
9: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/site.rb:539:in `block in render_pages'
8: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/site.rb:547:in `render_regenerated'
7: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/renderer.rb:63:in `run'
6: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/renderer.rb:84:in `render_document'
5: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/renderer.rb:104:in `convert'
4: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/renderer.rb:104:in `reduce'
3: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/renderer.rb:104:in `each'
2: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-4.2.0/lib/jekyll/renderer.rb:106:in `block in convert'
1: from /Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-postcss-0.4.0/lib/jekyll/converters/postcss.rb:41:in `convert'
/Users/foo/project/vendor/bundle/ruby/2.7.0/gems/jekyll-postcss-0.4.0/lib/jekyll-postcss/socket.rb:28:in `read': undefined method `chomp' for nil:NilClass (NoMethodError)
error: Script failed: see failed command above
However this syntax works as expected:
module.exports = {
plugins: [
require('tailwindcss'),
require('autoprefixer'),
],
};