Fix rescue modifier comment

config.yml

@@ -2221,8 +2221,8 @@ nodes:
     comment: |
       Represents an expression modified with a rescue.
 
-        foo rescue nil
-        ^^^^^^^^^^^^^^
+          foo rescue nil
+          ^^^^^^^^^^^^^^
   - name: RescueNode
     fields:
       - name: keyword_loc

rakelib/char.rake

@@ -10,12 +10,12 @@ namespace :generate do
       row =
         slice.map do |codepoint|
           character = codepoint.chr
-      
+
           value = 0
           value |= (1 << 0) if ["\t", "\n", "\v", "\f", "\r", " "].include?(character)
           value |= (1 << 1) if ["\t", "\v", "\f", "\r", " "].include?(character)
           value |= (1 << 2) if ["e", "i", "m", "n", "o", "s", "u", "x"].include?(character)
-      
+
           "%d," % value
         end
 
@@ -42,7 +42,7 @@ namespace :generate do
 
           "0x%02x," % value
         end
-      
+
       puts "  #{row.join(" ")} // #{row_index.to_s(16).upcase}x\n"
     end
     puts "};"

rakelib/lint.rake

@@ -16,28 +16,43 @@ task :lint do
     exit(1)
   end
 
-  nodes = config.fetch("nodes").map { |node| node.fetch("name") }
-  if nodes.sort != nodes
+  nodes = config.fetch("nodes")
+  names = nodes.map { |node| node.fetch("name") }
+  if names.sort != names
     warn("Nodes are not sorted alphabetically")
 
-    nodes.sort.zip(nodes).each do |(sorted, unsorted)|
+    names.sort.zip(names).each do |(sorted, unsorted)|
       warn("Expected #{sorted} got #{unsorted}") if sorted != unsorted
     end
 
     exit(1)
   end
 
-  # Check for trailing spaces
+  if (uncommented = nodes.select { |node| !node.key?("comment") }).any?
+    names = uncommented.map { |node| node.fetch("name") }
+    warn("Expected all nodes to be commented, missing comments for #{names.join(", ")}")
+    exit(1)
+  end
+
+  if (uncommented = nodes.select { |node| !%w[MissingNode ProgramNode].include?(node.fetch("name")) && !node.fetch("comment").match?(/^\s{4}/) }).any?
+    names = uncommented.map { |node| node.fetch("name") }
+    warn("Expected all nodes to have an example, missing comments for #{names.join(", ")}")
+    exit(1)
+  end
+
   trailing_spaces_found = false
-  Dir.glob("**/*.{c,h,erb,rb,yml}")
-    .reject { |filepath| filepath.start_with?("tmp") || filepath.start_with?("vendor/") }
-    .each do |path|
-      File.readlines(path).each_with_index do |line, index|
-        if line.match(/[ \t]+$/)
-          warn("Trailing spaces found in #{path} on line #{index + 1}")
-          trailing_spaces_found = true
-        end
+  extensions = %w[.c .h .erb .rb .yml .rake]
+
+  `git ls-files -z`.split("\x0").each do |filepath|
+    next unless extensions.include?(File.extname(filepath))
+
+    File.foreach(filepath).with_index(1) do |line, index|
+      if line.match?(/[ \t]+$/)
+        warn("Trailing spaces found in #{filepath} on line #{index}")
+        trailing_spaces_found = true
       end
     end
+  end
+
   exit(1) if trailing_spaces_found
 end