Class: Lintrunner::Runner::Diff

Inherits:
Base
  • Object
show all
Defined in:
lib/lintrunner/runner/diff.rb

Instance Attribute Summary

Attributes inherited from Base

#executor, #git, #match, #path

Instance Method Summary collapse

Methods inherited from Base

#initialize

Methods included from GitHelpers

#git_changeset, #git_common_ancestor

Constructor Details

This class inherits a constructor from Lintrunner::Runner::Base

Instance Method Details

#run(reporter) ⇒ Object 



5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
 
# File 'lib/lintrunner/runner/diff.rb', line 5

def run(reporter)
  warnings = []
  git_changeset.each do |patch|
    filename = patch.delta.new_file[:path]
    next if patch.delta.binary?
    next if filename.end_with?('app/styles/pattern-guide/pattern-guide.scss')
    next unless filename =~ match

    before_contents = contents_for(patch.delta, :src)
    after_contents = contents_for(patch.delta, :dst)

    if before_contents && after_contents
      before_file = tempfile(before_contents)
      after_file = tempfile(after_contents)

      before_messages = executor.execute(before_file, filename: filename)
      after_messages = executor.execute(after_file, filename: filename)

      line_map = line_map_for(patch)
      after_messages.each do |lint|
        same_lint = before_messages.find do |b_lint|
          b_lint.line == line_map[lint.line] &&
            b_lint.name == lint.name && b_lint.description == lint.description
        end
        warnings << lint unless same_lint
        reporter.report(lint) unless same_lint
      end
    elsif after_contents
      after_file = tempfile(after_contents)
      after_messages = executor.execute(after_file, filename: filename)
      warnings.concat after_messages
      output = after_messages.collect do |message|
        reporter.report(message)
      end
    end
  end
  warnings
end