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Commit | Line | Data |
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9be00a32 | 1 | require 'pronto' |
9be00a32 MM |
2 | |
3 | module Pronto | |
5001cb27 | 4 | class ESLintNpm < Runner |
b338a7ad MM |
5 | def run |
6 | return [] unless @patches | |
9be00a32 | 7 | |
b338a7ad | 8 | @patches.select { |patch| patch.additions > 0 } |
9be00a32 MM |
9 | .select { |patch| js_file?(patch.new_file_full_path) } |
10 | .map { |patch| inspect(patch) } | |
11 | .flatten.compact | |
12 | end | |
13 | ||
14 | def inspect(patch) | |
29509625 MD |
15 | @_repo_path ||= @patches.first.repo.path |
16 | ||
156f8167 MD |
17 | offences = run_eslint(patch) |
18 | clean_up_eslint_output(offences) | |
19 | .map do |offence| | |
20 | patch | |
21 | .added_lines | |
22 | .select { |line| line.new_lineno == offence['line'] } | |
23 | .map { |line| new_message(offence, line) } | |
29509625 | 24 | end |
9be00a32 MM |
25 | end |
26 | ||
156f8167 MD |
27 | private |
28 | ||
9be00a32 MM |
29 | def new_message(offence, line) |
30 | path = line.patch.delta.new_file[:path] | |
31 | level = :warning | |
32 | ||
b338a7ad | 33 | Message.new(path, line, level, offence['message'], nil, self.class) |
9be00a32 MM |
34 | end |
35 | ||
36 | def js_file?(path) | |
29509625 | 37 | %w(.js .es6 .js.es6).include?(File.extname(path)) |
9be00a32 | 38 | end |
156f8167 MD |
39 | |
40 | def run_eslint(patch) | |
41 | Dir.chdir(@_repo_path) do | |
42 | JSON.parse( | |
43 | `eslint #{Shellwords.escape(patch.new_file_full_path.to_s)} -f json` | |
44 | ) | |
45 | end | |
46 | end | |
47 | ||
48 | # rubocop:disable Metrics/LineLength | |
49 | def clean_up_eslint_output(output) | |
50 | # 1. Filter out offences without a warning or error | |
51 | # 2. Get the messages for that file | |
52 | # 3. Ignore errors without a line number for now | |
53 | output | |
54 | .select { |offence| offence['errorCount'] + offence['warningCount'] > 0 } | |
55 | .map { |offence| offence['messages'] } | |
56 | .flatten.select { |offence| offence['line'] } | |
57 | end | |
9be00a32 MM |
58 | end |
59 | end |