Add --request-context flag

Gemfile.lock

@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    prreview (0.7.0)
+    prreview (0.8.0)
       base64 (~> 0.2)
       clipboard (~> 2.0)
       faraday-retry (~> 2.3)
@@ -113,6 +113,7 @@ GEM
 
 PLATFORMS
   arm64-darwin-24
+  arm64-darwin-25
   x86_64-darwin-24
 
 DEPENDENCIES

README.md

@@ -19,6 +19,7 @@ Or use more options:
 ```
 prreview --help
 prreview https://github.com/owner/repo/pull/123 --all-content --prompt "Are there any security issues?"
+prreview https://github.com/owner/repo/pull/123 --request-context
 ```
 
 Now, just paste the PR details into ChatGPT, Claude, or any LLM for review.
@@ -49,6 +50,7 @@ However, in the future we might add some optional integrations.
 - A well-written PR and linked issue description make a big difference — and are good practice anyway.
 - Run `prreview` after you've thoroughly reviewed the PR. It works best when you understand the changes well.
 - Don't hesitate to try different LLMs or refresh the response to see if something new comes up.
+- Use `--request-context` when you want the LLM to ask for missing files or documentation before reviewing.
 - Use `--all-content` and other extra options — they can significantly improve results for some PRs.
 - After the LLM responds, to potentially uncover more issues:
   - Ask "Anything else?".

lib/prreview.rb

@@ -10,13 +10,7 @@
 
 module Prreview
   class CLI
-    DEFAULT_PROMPT = <<~PROMPT
-      Your task is to review this pull request.
-      Patch lines starting with `-` are deleted.
-      Patch lines starting with `+` are added.
-      Focus on new problems, not ones that were already there.
-      Do you see any problems?
-    PROMPT
+    PROMPTS_DIR = File.expand_path('../prompts', __dir__)
 
     DEFAULT_LINKED_ISSUES_LIMIT = 5
 
@@ -59,7 +53,7 @@ def process
     private
 
     def parse_options!
-      @prompt = DEFAULT_PROMPT
+      @prompt = load_prompt(:default)
       @include_content = false
       @linked_issues_limit = DEFAULT_LINKED_ISSUES_LIMIT
       @optional_files = []
@@ -80,6 +74,9 @@ def parse_options!
         parser.on('-o', '--optional PATHS', 'Comma‑separated paths to local files (relative or absolute, e.g. docs/description.md,/etc/hosts)') do |v|
           @optional_files = v.split(',').map(&:strip)
         end
+        parser.on('-c', '--request-context', 'Ask the LLM what extra context it needs before reviewing') do
+          @prompt = load_prompt(:request_context)
+        end
         parser.on_tail('-v', '--version', 'Show version') do
           puts VERSION
           exit
@@ -334,5 +331,9 @@ def copy_result_to_clipboard
       Clipboard.copy(@xml)
       puts 'XML prompt generated and copied to your clipboard.'
     end
+
+    def load_prompt(name)
+      File.read(File.join(PROMPTS_DIR, "#{name}.md"))
+    end
   end
 end

lib/prreview/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Prreview
-  VERSION = '0.7.0'
+  VERSION = '0.8.0'
 end

prompts/default.md

@@ -0,0 +1,5 @@
+Your task is to review this pull request.
+Patch lines starting with `-` are deleted.
+Patch lines starting with `+` are added.
+Focus on new problems, not ones that were already there.
+Do you see any problems?

prompts/request_context.md

@@ -0,0 +1,7 @@
+Your task is to review this pull request.
+Patch lines starting with `-` are deleted.
+Patch lines starting with `+` are added.
+Focus on new problems, not ones that were already there.
+Identify which extra context would improve your review (files, documentation, decisions, etc).
+Ask for specific, grouped items or clarifications.
+If nothing else is needed, say you can proceed.

spec/prreview_spec.rb

@@ -32,4 +32,23 @@
       expect(abort_message).to eq('Error: GITHUB_TOKEN is not set.')
     end
   end
+
+  describe 'when --request-context is used' do
+    around do |example|
+      original_argv = ARGV.dup
+      ARGV.replace(%w[https://github.com/owner/repo/pull/123 --request-context])
+
+      example.run
+
+      ARGV.replace(original_argv)
+    end
+
+    it 'loads the request context prompt' do
+      cli = described_class.allocate
+      cli.send(:parse_options!)
+
+      prompt = cli.instance_variable_get(:@prompt)
+      expect(prompt).to eq(cli.send(:load_prompt, :request_context))
+    end
+  end
 end