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Extract and display module reasons #2965

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@vio vio commented Dec 23, 2022

  • webpack - extract module reasons
  • rollup - extract module reasons
  • display module reasons on the module side panel

resolves: #1449

Summary by CodeRabbit

Release Notes

  • New Features

    • Enhanced module statistics with detailed reasons for module inclusion.
    • Added a new section in the ModuleInfo component to display reasons for module inclusion.
    • Introduced a new function to retrieve bundle module entries.
  • Bug Fixes

    • Improved error reporting in validation functions to include explanations for failures.
    • Logic added to skip orphan modules during extraction.
  • Documentation

    • Expanded test coverage to include scenarios involving new reasons property.
  • Style

    • New CSS class added for better presentation of module reasons.

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relativeci bot commented Dec 23, 2022

Job #9660: Bundle Size — 304.27KiB (+0.13%).

33351aa(current) vs 71fbc35 master#9658(baseline)

⚠️ Bundle contains 2 duplicate packages

Metrics (3 changes)
                 Current
Job #9660
     Baseline
Job #9658
Initial JS 267.13KiB(+0.1%) 266.85KiB
Initial CSS 37.14KiB(+0.28%) 37.04KiB
Cache Invalidation 40.76% 40.68%
Chunks 3 3
Assets 4 4
Modules 526 526
Duplicate Modules 0 0
Duplicate Code 0% 0%
Packages 29 29
Duplicate Packages 1 1
Total size by type (2 changes)
                 Current
Job #9660
     Baseline
Job #9658
CSS 37.14KiB (+0.28%) 37.04KiB
Fonts 0B 0B
HTML 0B 0B
IMG 0B 0B
JS 267.13KiB (+0.1%) 266.85KiB
Media 0B 0B
Other 0B 0B

View job #9660 reportView module-reasons branch activity

@vio vio force-pushed the module-reasons branch 3 times, most recently from 45094c1 to 4c30cbb Compare December 27, 2022 22:47
@vio vio added the beta label Feb 12, 2023
@vio vio force-pushed the module-reasons branch 3 times, most recently from 41945b3 to fc1dba7 Compare August 13, 2023 21:36
@vio vio force-pushed the module-reasons branch 2 times, most recently from afb9e74 to eb584d8 Compare August 22, 2023 16:38
@vio vio force-pushed the module-reasons branch 2 times, most recently from 6afe0d6 to 006f834 Compare September 23, 2023 19:41
@vio vio self-assigned this Sep 24, 2023
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coderabbitai bot commented Nov 5, 2024

Walkthrough

The changes made in this pull request primarily enhance the handling and representation of module reasons within the webpack plugin and validation modules. A new getReasons function was introduced to extract unique reasons for module inclusion. Interfaces were updated to accommodate these reasons, and the validation logic was modified to include detailed failure explanations. Tests were updated to reflect these changes, and new CSS styles were added for better presentation. Overall, the modifications improve the structure and clarity of module-related data across various components.

Changes

File Path Change Summary
packages/plugin-webpack-filter/src/index.ts Added getReasons function; introduced WebpackStatsFilteredModuleReason interface; updated existing interfaces to include reasons.
packages/plugin-webpack-validate/src/tests/index.ts Enhanced test cases for validate function by adding reasons arrays to module objects.
packages/plugin-webpack-validate/src/index.ts Modified error reporting logic to include failure.explanation in validation output.
packages/plugin-webpack-validate/src/schemas.ts Added WebpackSourceModuleReasonStruct and updated WebpackSourceModuleStruct to include reasons.
packages/ui/src/components/module-info/module-info.module.css Introduced new CSS class .reasons for styling.
packages/ui/src/components/module-info/module-info.tsx Enhanced ModuleInfo component to conditionally render reasons for module inclusion.
packages/utils/fixtures/webpack-stats-1.extracted.js Added reasons property to a module entry in the exported object.
packages/utils/fixtures/webpack-stats-1.js Added reasons property to a module object in the exported object.
packages/utils/src/i18n.js Added new entry COMPONENT_LINK_MODULE with value 'View module information'.
packages/utils/src/utils/component-links.ts Introduced new function getBundleModulesEntry for handling module entries.
packages/utils/src/webpack/extract/tests/modules.ts Updated test cases for extractModules function to include reasons.
packages/utils/src/webpack/extract/modules.ts Added logic to skip orphan modules and included reasons in the returned module object.
packages/utils/src/webpack/types.ts Updated Module interface to include optional reasons property.

Assessment against linked issues

Objective Addressed Explanation
Extract and surface the module reasons data (#1449)

🐰 In the meadow, where modules play,
Reasons now dance in a bright array.
With stats and links, they frolic and cheer,
Bringing clarity, oh so dear!
Hop and skip, let the data flow,
A joyful update, watch it grow! 🌼


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Actionable comments posted: 3

🧹 Outside diff range and nitpick comments (12)
packages/utils/src/i18n.js (1)

10-10: Consider plural consistency in constant naming.

The constant follows the established naming pattern, but consider using plural form COMPONENT_LINK_MODULES_INFO for consistency with other module-related constants like COMPONENT_LINK_MODULES, COMPONENT_LINK_MODULES_DUPLICATE, etc.

packages/plugin-webpack-validate/src/index.ts (2)

52-52: Consider handling undefined explanation field.

While adding the explanation to the failure output improves error reporting, we should ensure it's handled gracefully when undefined.

Consider this safer implementation:

-    const failureOutput = ['', failure.message, `Path: ${failure.path.join('.')}`, failure.explanation];
+    const failureOutput = ['', failure.message, `Path: ${failure.path.join('.')}`];
+    if (failure.explanation) {
+      failureOutput.push(failure.explanation);
+    }

This change would:

  1. Maintain consistent error formatting even when explanations are missing
  2. Prevent potential undefined values in the output

52-52: Consider structured error format for better integration.

Given that this PR focuses on improving module reason display, consider returning a structured error object instead of a string. This would allow better integration with UI components and potentially enable better error handling downstream.

Example structure:

interface ValidationError {
  message: string;
  failures: Array<{
    message: string;
    path: string[];
    explanation?: string;
  }>;
}

This would provide more flexibility in how errors are displayed and processed, especially when showing module reasons in the UI.

packages/plugin-webpack-validate/src/schemas.ts (1)

25-27: Consider enriching the WebpackSourceModuleReasonStruct with additional metadata.

The current structure captures only the module name. Consider adding more fields that webpack provides for better debugging and visualization:

  • type: The type of dependency (e.g., 'import', 'require')
  • userRequest: The original request path
  • loc: Source location information
 export const WebpackSourceModuleReasonStruct = type({
   module: optional(nullable(string())),
+  type: optional(string()),
+  userRequest: optional(string()),
+  loc: optional(string()),
 });
packages/utils/src/webpack/types.ts (1)

61-61: Add JSDoc documentation for the reasons property.

The addition of the reasons property aligns well with the PR objectives. However, consider adding JSDoc documentation to explain its purpose and expected content.

 export interface Module extends MetricRun {
   /* Module name */
   name: string;
   /* Array of chunk IDs */
   chunkIds: Array<string>;
   /* Flag to identify if the module is duplicated on the current job */
   duplicated?: boolean;
+  /* Array of reasons explaining why this module is included in the bundle */
   reasons?: Array<string>;
 }
packages/plugin-webpack-validate/src/__tests__/index.ts (2)

43-47: Enhance test coverage for module reasons.

While the test validates basic reason structure, consider adding test cases for:

  1. Multiple reasons per module
  2. Additional reason properties (e.g., type, loc)
  3. Invalid reason structures
 reasons: [
   {
     module: './index.js',
+    type: 'import()',
+    loc: 'line 10:1',
   },
+  {
+    module: './another.js',
+    type: 'require()',
+  },
 ],

Line range hint 134-152: Add negative test cases for module reasons validation.

The "should return message if data is missing" section should include test cases for invalid reason structures. Consider adding:

  1. Invalid reason properties
  2. Missing required reason fields
  3. Malformed reason arrays
 expect(
   validate({
     assets: [{ name: 'main.js', size: 100 }],
     modules: [{ name: 'module-a', size: 10, chunks: [1] }],
     chunks: [{ id: 1 }],
   }),
 ).toMatch(/entry/);
+expect(
+  validate({
+    assets: [{ name: 'main.js', size: 100 }],
+    modules: [{
+      name: 'module-a',
+      size: 10,
+      chunks: [1],
+      reasons: [{ invalid: true }],
+    }],
+  }),
+).toMatch(/reason/);
packages/plugin-webpack-filter/src/index.ts (2)

23-25: Add JSDoc documentation for better maintainability.

The interface structure is well-defined and aligns with the PR objectives. Consider adding JSDoc documentation to explain the purpose of this interface and its properties.

+/**
+ * Represents a module that depends on the current module.
+ */
 export interface WebpackStatsFilteredModuleReason {
+  /** The identifier of the dependent module */
   module: string;
 }

52-72: Consider adding input validation and type safety improvements.

The function effectively handles deduplication of module reasons and follows good practices. Consider these improvements:

  1. Add input validation
  2. Use a more explicit type for the Record
 const getReasons = (
   moduleData: StatsModule,
 ): Array<WebpackStatsFilteredModuleReason> | undefined => {
+  if (!moduleData) {
+    return undefined;
+  }
-  const reasonsByModule: Record<string, WebpackStatsFilteredModuleReason> = {};
+  const reasonsByModule: Record<string, WebpackStatsFilteredModuleReason | undefined> = Object.create(null);

   moduleData.reasons?.forEach((reason) => {
     // Add the reason module only once
     // webpack adds one entry for import and one entry for every reference
     if (reason.module && !reasonsByModule[reason.module]) {
       reasonsByModule[reason.module] = { module: reason.module };
     }
   });

   const reasons = Object.values(reasonsByModule).filter((r): r is WebpackStatsFilteredModuleReason => r !== undefined);

   if (reasons.length === 0) {
     return undefined;
   }

   return reasons;
 };
packages/utils/src/webpack/extract/__tests__/modules.ts (1)

45-45: Consider expanding test coverage for module reasons.

While the current test case verifies basic functionality, consider adding test cases for:

  • Modules with multiple reasons
  • Modules with no reasons
  • Modules with circular dependencies

Here's a suggested test case to add:

test('should extract modules with various reason scenarios', () => {
  const actual = extractModules({
    ...fixtures,
    modules: [
      {
        name: 'module-a',
        size: 1000,
        chunks: [1],
        reasons: ['module-b', 'module-c']  // Multiple reasons
      },
      {
        name: 'module-b',
        size: 2000,
        chunks: [1],
        reasons: []  // No reasons
      },
      {
        name: 'module-c',
        size: 3000,
        chunks: [1],
        reasons: ['module-a']  // Circular dependency
      }
    ],
  });

  expect(actual.metrics.modules).toMatchObject({
    'module-a': {
      reasons: ['module-b', 'module-c']
    },
    'module-b': {
      reasons: []
    },
    'module-c': {
      reasons: ['module-a']
    }
  });
});
packages/utils/__fixtures__/webpack-stats-1.js (1)

191-204: Consider using relative paths in test fixtures.

The structure of the reasons property looks good and aligns with the PR objective of extracting module reasons. However, the moduleIdentifier uses absolute paths which might make tests environment-dependent.

Consider using relative paths instead:

       reasons: [
         {
           moduleId: 10,
-          moduleIdentifier: '/usr/share/app/node_modules/package-a/index.js',
+          moduleIdentifier: 'node_modules/package-a/index.js',
           module: 'node_modules/package-a/index.js',
           userLoc: '1:0-20',
         },
         {
           moduleId: 10,
-          moduleIdentifier: '/usr/share/app/node_modules/package-a/index.js',
+          moduleIdentifier: 'node_modules/package-a/index.js',
           module: 'node_modules/package-a/index.js',
           userLoc: '3:0-20',
         },
       ],
packages/ui/src/components/module-info/module-info.tsx (1)

310-333: The reasons section implementation looks good, but could benefit from some enhancements.

The implementation correctly displays module reasons and provides navigation to dependent modules. However, consider the following improvements:

  1. Add accessibility support for screen readers
  2. Optimize performance with memoization
  3. Handle empty state and loading state
  4. Add explicit type definition for the reasons property

Consider applying these enhancements:

+ // Add type for reasons
+ interface ModuleRun {
+   reasons?: string[];
+   // ... other properties
+ }

  {item?.runs?.[0].reasons && (
    <EntryInfo.Meta label="Reasons">
-     <ul className={css.reasons}>
+     <ul className={css.reasons} aria-label="Module dependencies">
+       {item.runs[0].reasons.length === 0 ? (
+         <li>No dependencies found</li>
+       ) : (
          {item.runs[0].reasons.map((reason) => (
            <li key={reason}>
              <EntryInfoMetaLink
                as={CustomComponentLink}
                section={SECTIONS.MODULES}
                params={{
                  [COMPONENT.BUNDLE_MODULES]: {
                    filters: {},
                    search: '',
                    entryId: reason,
                  },
                }}
                className={css.reasonLink}
+               aria-label={`Navigate to dependent module ${reason}`}
              >
                <FileName name={reason} className={css.reason} />
              </EntryInfoMetaLink>
            </li>
          ))}
+       )}
      </ul>
    </EntryInfo.Meta>
  )}

+ // Add memoization for reasons list
+ const memoizedReasons = useMemo(
+   () =>
+     item?.runs?.[0].reasons?.map((reason) => (
+       <li key={reason}>
+         <EntryInfoMetaLink
+           // ... existing props
+         >
+           <FileName name={reason} className={css.reason} />
+         </EntryInfoMetaLink>
+       </li>
+     )),
+   [item?.runs?.[0].reasons]
+ );
📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Reviewing files that changed from the base of the PR and between 4db0171 and b186601.

⛔ Files ignored due to path filters (3)
  • packages/utils/src/jobs/__tests__/__snapshots__/create-job.ts.snap is excluded by !**/*.snap
  • packages/utils/src/report/__tests__/__snapshots__/create.ts.snap is excluded by !**/*.snap
  • packages/utils/src/webpack/__tests__/__snapshots__/compare.js.snap is excluded by !**/*.snap
📒 Files selected for processing (13)
  • packages/plugin-webpack-filter/src/index.ts (4 hunks)
  • packages/plugin-webpack-validate/src/__tests__/index.ts (1 hunks)
  • packages/plugin-webpack-validate/src/index.ts (1 hunks)
  • packages/plugin-webpack-validate/src/schemas.ts (1 hunks)
  • packages/ui/src/components/module-info/module-info.module.css (1 hunks)
  • packages/ui/src/components/module-info/module-info.tsx (3 hunks)
  • packages/utils/__fixtures__/webpack-stats-1.extracted.js (1 hunks)
  • packages/utils/__fixtures__/webpack-stats-1.js (1 hunks)
  • packages/utils/src/i18n.js (1 hunks)
  • packages/utils/src/utils/component-links.ts (1 hunks)
  • packages/utils/src/webpack/extract/__tests__/modules.ts (1 hunks)
  • packages/utils/src/webpack/extract/modules.ts (2 hunks)
  • packages/utils/src/webpack/types.ts (1 hunks)
✅ Files skipped from review due to trivial changes (1)
  • packages/ui/src/components/module-info/module-info.module.css
🔇 Additional comments (15)
packages/utils/__fixtures__/webpack-stats-1.extracted.js (1)

51-55: LGTM: The reasons property structure is correct.

The added reasons property correctly represents the module dependency relationship, showing that package-c is required by package-a.

packages/utils/src/i18n.js (1)

10-10: Verify the constant usage.

The constant addition looks good. Let's verify its usage in the ModuleInfo component and ensure there are no hardcoded strings that should use this constant instead.

✅ Verification successful

The constant is properly used and no hardcoded strings were found.

The verification shows that:

  • The constant COMPONENT_LINK_MODULE is correctly used in packages/utils/src/utils/component-links.ts
  • The ModuleInfo component doesn't contain any hardcoded "View module information" strings that should be using this constant
  • The stories file also doesn't contain any instances of hardcoded strings that should be using this constant
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify the usage of the new i18n constant and find any potential hardcoded strings

# Test 1: Find direct usage of the constant
rg "COMPONENT_LINK_MODULE" --type ts --type tsx

# Test 2: Look for potential hardcoded strings that should use the constant
rg -i "view module (information|info)" --type ts --type tsx

# Test 3: Check ModuleInfo component specifically
fd -e tsx -e ts "module-info" --exec rg -l "View module"

Length of output: 222


Script:

#!/bin/bash
# Let's try without file type restrictions since the repository might use different extensions
# Also expanding the search patterns for better coverage

# Search for the constant usage
rg "COMPONENT_LINK_MODULE"

# Look for potential hardcoded strings
rg -i "view\s+module"

# Find module info related files
fd "module.*info" --type f

Length of output: 1411


Script:

#!/bin/bash
# Let's check the ModuleInfo component implementation for any hardcoded strings
cat packages/ui/src/components/module-info/module-info.tsx

# Also check the story file for any hardcoded strings
cat packages/ui/src/components/module-info/module-info.stories.tsx

Length of output: 12039

packages/plugin-webpack-validate/src/index.ts (1)

52-52: Verify typing for the failure object.

Let's ensure proper typing for the validation failure object to maintain type safety.

✅ Verification successful

Let me gather more information about the failure object usage and typing.


Let me check the schema definition and superstruct types one final time to complete the verification.


Type safety for failure object is properly maintained

The failure object is correctly typed through superstruct's validation system:

  • The validate() function is properly imported from 'superstruct'
  • The schema WebpackSourceStruct is well-defined with comprehensive type definitions
  • The failure object is obtained through the standard superstruct validation result's failures() method
  • Usage of failure properties (message, path, explanation) aligns with superstruct's Failure type
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check the typing of the failure object from superstruct

# Search for any type definitions related to validation failures
rg -t ts "interface.*Failure" --glob "!node_modules"

# Check if there are any existing type imports from superstruct
rg -t ts "import.*from 'superstruct'" --glob "!node_modules"

Length of output: 209


Script:

#!/bin/bash
# Check the context around the failure object usage
rg -t ts "failure\." -B 5 -A 5 --glob "!node_modules"

# Check imports and type definitions in the specific file
cat packages/plugin-webpack-validate/src/index.ts

# Look for validate usage patterns
ast-grep --pattern 'validate($_, $_)'

Length of output: 2462


Script:

#!/bin/bash
# Check the schema definition
cat packages/plugin-webpack-validate/src/schemas.ts

# Look for any additional type definitions from superstruct
rg -t ts "import.*from '@superstructjs|import.*from 'superstruct'" -B 2 -A 2 --glob "!node_modules"

Length of output: 1916

packages/utils/src/webpack/types.ts (1)

61-61: Verify type consistency across related files.

The type definition looks correct. Let's verify that this type is consistently used across the codebase, particularly in the webpack plugin and validation modules mentioned in the AI summary.

✅ Verification successful

Based on the search results, I can now provide a conclusive response about the type consistency:

Type consistency for reasons property is verified across the codebase

The Array<string> type for the reasons property is consistently used and properly implemented:

  • The type definition in packages/utils/src/webpack/types.ts is the source of truth
  • Implementation in packages/utils/src/webpack/extract/modules.ts correctly maps reasons to string array
  • Usage in packages/plugin-webpack-filter/src/index.ts and packages/plugin-webpack-validate/src/schemas.ts maintains type consistency
  • Test fixtures in packages/utils/src/webpack/extract/__tests__/modules.ts demonstrate correct usage with string arrays
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify the consistency of Module interface usage and reasons property type
# Expected: All implementations should use Array<string> for reasons property

# Search for Module interface implementations
ast-grep --pattern 'interface $_ extends Module {
  $$$
}'

# Search for direct usage of the reasons property
rg -A 2 'reasons.*:.*Array<string>' 

# Search for assignments to the reasons property
rg -A 2 'reasons.*=.*\[.*\]'

Length of output: 267


Script:

#!/bin/bash
# Let's try a broader search to understand the usage of Module interface and reasons property

# Find all files that mention Module interface
rg -l "interface.*Module"

# Search for any usage of reasons property in a broader context
rg -B 2 -A 2 "reasons[?:]"

# Search for imports of Module type
rg "import.*Module.*from"

# Look for any webpack-related type definitions
fd "types?.ts" --exec grep -l "webpack"

Length of output: 9127

packages/plugin-webpack-validate/src/__tests__/index.ts (1)

52-56: Verify handling of duplicate reasons between parent and child modules.

The child module has identical reasons as its parent module. Please clarify:

  1. Is this duplication intentional?
  2. Should child modules inherit reasons from their parent?
  3. How should validation handle duplicate reasons?
✅ Verification successful

Based on the test file content and webpack stats fixture, I can now generate the final response:

Duplicate reasons between parent and child modules are valid in webpack concatenated modules

Looking at the test file, this is a valid test case that verifies webpack's concatenated modules behavior. The duplication of reasons is intentional because:

  1. The parent module represents a concatenated bundle ("./main.js + 2 concatenated modules")
  2. Each module within the concatenation maintains its own metadata, including reasons
  3. The test validates that both parent and child can have their own reasons, which is consistent with webpack's module concatenation output format
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Search for similar patterns in webpack source code to understand the expected behavior
ast-grep --pattern 'module.reasons = $_' # Search for reason assignment patterns
rg -A 5 'concatenatedModule.*reasons' # Search for reason handling in concatenated modules

Length of output: 82


Script:

#!/bin/bash
# Let's try a different approach to understand the test context and validation logic

# Search for test files containing webpack validation tests
fd "test|spec" -e ts -e js --exec rg -l "webpack.*validate|validate.*webpack"

# Search for reason-related patterns in test files
rg -A 5 "reasons.*module" 

# Look for webpack validation logic
fd "validate|webpack" -e ts -e js --exec rg -l "reasons"

Length of output: 2237


Script:

#!/bin/bash
# Let's examine the webpack stats fixtures and the test file in question more closely

# Check the webpack stats fixture content
cat packages/utils/__fixtures__/webpack-stats-1.js

# Look at the specific test file content
cat packages/plugin-webpack-validate/src/__tests__/index.ts

# Check for any validation rules related to reasons
rg -A 5 "validate.*reasons|reasons.*validate" packages/plugin-webpack-validate/

Length of output: 8742

packages/utils/src/webpack/extract/modules.ts (2)

108-108: LGTM! Clean implementation of module reasons extraction.

The implementation effectively extracts and normalizes module reasons, aligning with the PR objective to surface module dependencies.


115-115: LGTM! Verify UI integration of module reasons.

The conditional inclusion of reasons is implemented cleanly. Since this is part of the module reasons feature, let's verify its integration with the UI components.

✅ Verification successful

Based on the search results, I can now generate the final response as we have sufficient information about the module reasons implementation and its integration:

LGTM - Module reasons are properly integrated in the codebase

The reasons property is correctly implemented and integrated throughout the codebase:

  • Properly typed in WebpackStatsFilteredModule interface with reasons?: Array<WebpackStatsFilteredModuleReason>
  • Extracted and normalized in extractModules function
  • Consumed by the UI components through the BundleModules and ModuleInfo components
  • Handled by the webpack filter plugin for proper data transformation
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify that the UI components properly handle the new reasons property

# Test: Search for UI components that should display module reasons
rg -t tsx -t jsx "reasons.*module" --glob "!**/__tests__/**"

# Test: Check for any TypeScript interfaces that should be updated to include the reasons property
ast-grep --pattern 'interface $name {
  $$$
  reasons?: string[];
  $$$
}'

Length of output: 167


Script:

#!/bin/bash
# Let's try a different approach to find UI components and interfaces

# Search for any UI components or types handling module reasons
rg -t ts -t js "reasons.*module|module.*reasons" -B 2 -A 2

# Look for interfaces or types related to modules
ast-grep --pattern 'interface $name {
  $$$
}'

# Also search for type definitions containing "Module"
ast-grep --pattern 'type $name = {
  $$$
}'

Length of output: 2042


Script:

#!/bin/bash
# Let's check the types and interfaces specifically for module reasons

# Look for type definitions of module reasons
ast-grep --pattern 'type WebpackStatsFilteredModuleReason = {
  $$$
}'

# Check for interfaces or types that consume the reasons
ast-grep --pattern 'interface WebpackStatsFilteredModule {
  $$$
}'

# Search for any UI components in the packages directory
rg -t ts -t js "import.*Module|export.*Module" -B 2 -A 2 packages/

Length of output: 29578

packages/plugin-webpack-filter/src/index.ts (2)

31-31: LGTM! Interface updates are consistent and well-typed.

The optional reasons property is appropriately added to both interfaces, maintaining consistency in the type system.

Also applies to: 37-37


143-148: Verify the integration with webpack's module structure.

The integration of reasons is clean and consistent. Let's verify that we're handling all possible webpack module structures correctly.

Also applies to: 156-163

✅ Verification successful

Integration with webpack's module structure is correctly implemented

The implementation correctly handles webpack's module structure:

  • The getReasons function properly processes module reasons from webpack's stats
  • The integration is consistent between concatenated and root modules
  • The interface WebpackStatsFilteredModule correctly defines the structure with optional reasons
  • The spread operator pattern ...(reasons && { reasons }) safely handles undefined cases
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Search for webpack module type definitions to ensure we handle all cases
rg -t ts "interface.*Module.*{" --glob "node_modules/webpack/**/*.d.ts" -A 10

Length of output: 183


Script:

#!/bin/bash
# Let's try a different approach to find webpack module types and their usage
# First, let's look for files that might contain module type definitions
fd -e ts -e d.ts . | grep -i "module"

# Then let's search for Module-related interfaces and types
rg -t ts "(?:interface|type).*Module" 

# Also search for getReasons usage to understand the context better
ast-grep --pattern 'function getReasons($_) {
  $$$
}'

Length of output: 3471


Script:

#!/bin/bash
# Let's examine the getReasons implementation and its usage context
rg -t ts "getReasons" -B 5 -A 10

# Also look at the WebpackStatsFilteredModule interface implementation
ast-grep --pattern 'interface WebpackStatsFilteredModule {
  $$$
}'

# And check the actual module processing logic around the area of concern
rg -t ts "concatenatedModule" -B 3 -A 3

Length of output: 7464

packages/utils/src/webpack/extract/__tests__/modules.ts (1)

45-45: LGTM! The reasons property is correctly implemented.

The addition of the reasons array to track module dependencies aligns with the PR objectives.

packages/utils/__fixtures__/webpack-stats-1.js (1)

191-204: Verify if duplicate reasons from the same module are expected.

I notice there are two reason entries from the same module (package-a) with different userLoc values. While this might be intentional if the same module imports the dependency from multiple locations, it's worth verifying if this is the expected behavior or if reasons should be deduplicated by module.

Let's check how webpack handles multiple imports from the same module:

✅ Verification successful

Duplicate reasons are expected, but they are intentionally deduplicated during processing

Looking at the codebase, specifically in packages/plugin-webpack-filter/src/index.ts, there's clear evidence that webpack intentionally creates multiple reason entries for the same module - one for the import and one for each reference. The code explicitly handles this by deduplicating reasons:

// webpack adds one entry for import and one entry for every reference
if (reason.module && !reasonsByModule[reason.module]) {
  reasonsByModule[reason.module] = { module: reason.module };
}

The comment in the source code directly acknowledges this behavior as expected. The test fixture is correctly representing webpack's raw output format, while the processing code handles the deduplication when needed.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Search for other test fixtures or source code that handles multiple reasons from the same module
rg -l "reasons.*moduleIdentifier.*module.*userLoc" --type js --type ts

Length of output: 72


Script:

#!/bin/bash
# Let's search for webpack stats fixtures and test files to understand the expected structure
fd -e js -e ts webpack.*stats

# Then examine the content of any found files to see patterns of reasons handling
rg -A 5 "reasons.*:" --type js --type ts

Length of output: 5722

packages/ui/src/components/module-info/module-info.tsx (2)

7-8: LGTM: New imports are correctly placed and used.

The new constants COMPONENT and SECTIONS are appropriately imported from @bundle-stats/utils and are used effectively in the new reasons section.


309-333: Implementation successfully meets PR objectives.

The new reasons section effectively fulfills the PR objective of displaying module reasons by:

  1. Clearly presenting the list of dependent modules
  2. Providing easy navigation to each dependent module
  3. Seamlessly integrating with the existing module information panel

Let's verify that the module reasons are being correctly passed through from webpack:

✅ Verification successful

Let me gather more information about the module reasons implementation to ensure it's being handled correctly throughout the pipeline.


Let me check one more aspect to verify the complete flow of module reasons from extraction to display.


Based on the gathered information, I can now provide the final verification response:

Implementation correctly handles module reasons throughout the pipeline

The verification confirms that:

  1. Module reasons are properly extracted from webpack stats in packages/utils/src/webpack/extract/modules.ts
  2. The type system correctly defines reasons in packages/plugin-webpack-filter/src/index.ts with WebpackStatsFilteredModule interface
  3. The UI component in module-info.tsx correctly renders the extracted reasons with proper navigation

The implementation not only meets the PR objectives but is also properly integrated across the data extraction, type system, and UI layers, ensuring type safety and correct data flow from webpack stats to the final UI rendering.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify that module reasons are being correctly extracted and passed through

# Test: Search for module reasons extraction in webpack plugin
ast-grep --pattern 'reasons = $$$'

# Test: Search for module reasons usage in components
rg -A 2 'reasons\?\.map'

Length of output: 322


Script:

#!/bin/bash
# Check the complete module extraction logic
rg -A 10 "moduleEntry.reasons" 

# Check how module reasons are structured in the data model
ast-grep --pattern 'type $_ = {
  $$$
  reasons?: $_
  $$$
}'

# Check for any tests related to module reasons
rg -l "reasons.*test"

Length of output: 927


Script:

#!/bin/bash
# Check the module type definitions and interfaces
rg -A 5 "interface.*Module" 
rg -A 5 "type.*Module"

# Check for any webpack stats processing related to reasons
rg -A 5 "processWebpackStats"

# Look for the component props type definition
ast-grep --pattern 'interface $Props {
  $$$
  item?: $_
  $$$
}'

Length of output: 11758

packages/utils/src/utils/component-links.ts (2)

260-274: LGTM! The new function follows established patterns.

The implementation of getBundleModulesEntry is well-structured and consistent with the codebase's patterns:

  • Follows the same ComponentLink structure as other functions
  • Uses appropriate parameter types and defaults
  • Aligns with the PR's objective of supporting module reasons display

260-274: Verify the translation key and constant usage.

Let's ensure the integration is complete:

  1. Verify the translation key exists
  2. Check the constant usage in the routing system
✅ Verification successful

Integration is properly implemented and consistent

The verification confirms that:

  1. The translation key COMPONENT_LINK_MODULE exists in i18n.js with the correct message "View module information"
  2. COMPONENT.BUNDLE_MODULES is properly defined and consistently used across the codebase
  3. SECTIONS.MODULES is correctly used in multiple component link functions following the same pattern
  4. The function follows the same structure as other similar component link functions in the file
🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify the translation key and constant usage

# Test 1: Check if the translation key exists
rg "COMPONENT_LINK_MODULE.*=" -A 2

# Test 2: Check usage of COMPONENT.BUNDLE_MODULES in routing
rg "COMPONENT\.BUNDLE_MODULES.*=" -A 2

Length of output: 444


Script:

#!/bin/bash
# Let's verify with a broader search to find related constants and their usage

# Check for COMPONENT_LINK_MODULE (without the 'S' suffix) in i18n
rg "COMPONENT_LINK_MODULE[^S]" -A 2

# Search for BUNDLE_MODULES usage in a broader context
rg "BUNDLE_MODULES" -A 2

# Check the SECTIONS.MODULES constant definition and usage
rg "SECTIONS.*MODULES" -A 2

# Look for similar component link functions for patterns
ast-grep --pattern 'export const get$_Entry = ($$$) => ({
  section: SECTIONS.$_,
  $$$
})'

Length of output: 7332

Comment on lines +51 to +55
reasons: [
{
module: 'node_modules/package-a/index.js',
},
],
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💡 Codebase verification

Fixture needs additional test cases for module reasons

Looking at the webpack stats fixtures, the test coverage for module reasons should be enhanced:

  1. Only one module (package-c) in webpack-stats-1 has reasons defined, while other modules lack this information
  2. The existing reason only shows basic module reference, while webpack stats can include additional metadata like:
    • moduleId
    • moduleIdentifier
    • userLoc (usage location)
  3. Multiple reasons scenario is only shown in the non-extracted fixture but missing in the extracted version

The fixture should be updated to:

  • Add reasons to more modules to test different dependency relationships
  • Include complete reason metadata (ids, locations)
  • Preserve multiple reasons case in extracted version
  • Cover both direct and transitive dependencies
🔗 Analysis chain

Verify fixture completeness.

Please verify if this fixture adequately covers all module reason scenarios we need to test:

  1. Should other modules in the fixture also have reasons?
  2. Should we add test cases for modules with multiple reasons?

Let's check webpack's actual output structure for module reasons:

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Search for other test fixtures that might contain webpack stats
# to compare the structure of module reasons
fd -e js -e json . -E node_modules | xargs rg -l "reasons.*module"

Length of output: 68


Script:

#!/bin/bash
# Let's try a different approach to find webpack stats fixtures and their structure
# First, let's look for files with "webpack-stats" in their name
fd "webpack-stats" --type f

# Then let's examine the content of any test files that might be using these fixtures
fd "webpack" --type f -e test.js -e spec.js

Length of output: 776


Script:

#!/bin/bash
# Let's examine the content of webpack stats fixtures to understand the structure of module reasons
cat packages/utils/__fixtures__/webpack-stats-1.js packages/utils/__fixtures__/webpack-stats-2.js packages/utils/__fixtures__/webpack-stats-3.js

# Also check the extracted versions
cat packages/utils/__fixtures__/webpack-stats-1.extracted.js packages/utils/__fixtures__/webpack-stats-2.extracted.js packages/utils/__fixtures__/webpack-stats-3.extracted.js

Length of output: 19093

Comment on lines +33 to +42
modules: optional(
array(
type({
name: string(),
size: number(),
reasons: optional(array(WebpackSourceModuleReasonStruct)),
}),
),
),
reasons: optional(array(WebpackSourceModuleReasonStruct)),
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💡 Codebase verification

Schema changes are safe, but components need updates to handle nested reasons

The verification revealed that while the schema changes are correct, there are components that need to be updated to handle the new nested reasons structure:

  • packages/utils/src/webpack/extract/modules.ts currently only processes top-level reasons and needs to be updated to handle nested module reasons
  • packages/ui/src/components/module-info/module-info.tsx displays reasons but may need updates to show both top-level and nested module reasons
  • packages/plugin-webpack-filter/src/index.ts processes reasons but might need adjustments for the nested structure
🔗 Analysis chain

LGTM! Verify schema usage in consuming components.

The updated schema correctly captures both top-level and nested module reasons, aligning well with webpack's output format. The structure will support the PR's objective of extracting and displaying module reasons.

Let's verify that components consuming this schema are properly handling both levels of reasons:

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for components that might need updates to handle the new reason fields

# Look for files importing or referencing WebpackSourceModuleStruct
rg -l "WebpackSourceModuleStruct" --type ts

# Look for existing reason-related rendering logic that might need updates
rg -i "reasons?" --type ts --type tsx

Length of output: 159


Script:

#!/bin/bash
# Let's try a more comprehensive search strategy

# 1. Search for any files that import from schemas.ts
rg -l "from ['\"].*schemas['\"]" --type ts

# 2. Look for reason-related logic with proper file type
rg -i "reasons?" --type ts

# 3. Look for webpack module-related components/logic
rg -l "WebpackSource|webpack.*module" --type ts

# 4. Check the actual schema usage
ast-grep --pattern 'WebpackSourceModuleStruct'

Length of output: 4350

Comment on lines +91 to +94
// skip modules that are orphane(do not belong to any chunk)
if (!chunks || chunks?.length === 0) {
return;
}
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🛠️ Refactor suggestion

Remove duplicate check and fix syntax.

This orphan module check is redundant as it's already performed at lines 26-29. Additionally:

  • The comment has a typo ("orphane" should be "orphan")
  • The optional chaining in chunks?.length is redundant since chunks is already null-checked
-    // skip modules that are orphane(do not belong to any chunk)
-    if (!chunks || chunks?.length === 0) {
-      return;
-    }
📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
// skip modules that are orphane(do not belong to any chunk)
if (!chunks || chunks?.length === 0) {
return;
}

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Extract module reasons
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