feat: Add support for class hierarchy resolution

[abhisek]

• feat: Add support for class inheritence resolution
• feat: Add support for Python class resolution

[codecov-commenter]

Codecov Report

❌ Patch coverage is 79.74537% with 175 lines in your changes missing coverage. Please review.
✅ Project coverage is 56.84%. Comparing base (312e67f) to head (3cdfa8c).

Files with missing lines	Patch %	Lines
lang/python_resolvers.go	62.10%	54 Missing and 18 partials ⚠️
lang/java_resolvers.go	78.50%	34 Missing and 15 partials ⚠️
core/ast/inheritance.go	90.06%	25 Missing and 7 partials ⚠️
core/ast/class_decl.go	82.25%	16 Missing and 6 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #39      +/-   ##
==========================================
+ Coverage   49.55%   56.84%   +7.28%     
==========================================
  Files          44       46       +2     
  Lines        2797     3661     +864     
==========================================
+ Hits         1386     2081     +695     
- Misses       1298     1421     +123     
- Partials      113      159      +46     

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[github-actions]

vet Summary Report

This report is generated by vet

Policy Checks

• ✅ Vulnerability
• ✅ Malware
• ✅ License
• ❌ Popularity
• ❌ Maintenance
• ✅ Security Posture
• ✅ Threats

Malicious Package Analysis

Malicious package analysis was performed using SafeDep Cloud API

Malicious Package Analysis Report

Ecosystem	Package	Version	Status	Report
ECOSYSTEM_GO	github.com/go-logr/stdr	1.2.2	✅	🔗
ECOSYSTEM_GO	go.opentelemetry.io/otel/sdk	1.36.0	✅	🔗
ECOSYSTEM_GO	google.golang.org/grpc	1.72.2	✅	🔗
ECOSYSTEM_GO	github.com/inconshreveable/mousetrap	1.1.0	✅	🔗
ECOSYSTEM_GO	go.opentelemetry.io/otel/trace	1.36.0	✅	🔗
ECOSYSTEM_GO	github.com/spf13/cobra	1.9.1	✅	🔗
ECOSYSTEM_GO	go.opentelemetry.io/otel	1.36.0	✅	🔗
ECOSYSTEM_GO	go.opentelemetry.io/otel/exporters/otlp/otlptrace	1.36.0	✅	🔗
ECOSYSTEM_GO	github.com/grpc-ecosystem/grpc-gateway/v2	2.26.3	✅	🔗
ECOSYSTEM_GO	golang.org/x/net	0.40.0	✅	🔗
ECOSYSTEM_GO	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp	0.61.0	✅	🔗
ECOSYSTEM_GO	github.com/cenkalti/backoff/v5	5.0.2	✅	🔗
ECOSYSTEM_GO	golang.org/x/sys	0.33.0	✅	🔗
ECOSYSTEM_GO	go.opentelemetry.io/otel/metric	1.36.0	✅	🔗
ECOSYSTEM_GO	github.com/safedep/dry	0.0.0-20250716064316-9afa8962ced6	✅	🔗
ECOSYSTEM_GO	github.com/felixge/httpsnoop	1.0.4	✅	🔗
ECOSYSTEM_GO	github.com/beorn7/perks	1.0.1	✅	🔗
ECOSYSTEM_GO	github.com/cespare/xxhash/v2	2.3.0	✅	🔗
ECOSYSTEM_GO	github.com/prometheus/client_golang	1.22.0	✅	🔗
ECOSYSTEM_GO	go.opentelemetry.io/auto/sdk	1.1.0	✅	🔗
ECOSYSTEM_GO	go.opentelemetry.io/proto/otlp	1.7.0	✅	🔗
ECOSYSTEM_GO	github.com/go-logr/logr	1.4.3	✅	🔗
ECOSYSTEM_GO	github.com/prometheus/procfs	0.16.1	✅	🔗
ECOSYSTEM_GO	github.com/prometheus/client_model	0.6.2	✅	🔗
ECOSYSTEM_GO	github.com/prometheus/common	0.64.0	✅	🔗
ECOSYSTEM_GO	github.com/spf13/pflag	1.0.6	✅	🔗
ECOSYSTEM_GO	github.com/munnerz/goautoneg	0.0.0-20191010083416-a7dc8b61c822	✅	🔗
ECOSYSTEM_GO	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc	1.36.0	✅	🔗
ECOSYSTEM_GO	github.com/google/uuid	1.6.0	✅	🔗

• ℹ️ 29 packages have been actively analyzed for malicious behaviour.
• ✅ No malicious packages found.

Changed Packages

Changed Packages

• ⚠️ [Go] github.com/go-logr/stdr@1.2.2
• ⚠️ [Go] github.com/beorn7/perks@1.0.1
• ✅ [Go] github.com/cenkalti/backoff/v5@5.0.2
• ✅ [Go] go.opentelemetry.io/otel/metric@1.36.0
• ✅ [Go] github.com/spf13/cobra@1.9.1
• ✅ [Go] github.com/prometheus/client_golang@1.22.0
• ⚠️ [Go] github.com/felixge/httpsnoop@1.0.4
• ✅ [Go] github.com/grpc-ecosystem/grpc-gateway/v2@2.26.3
• ✅ [Go] go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp@0.61.0
• ✅ [Go] github.com/go-logr/logr@1.4.3
• ⚠️ [Go] github.com/cespare/xxhash/v2@2.3.0
• ✅ [Go] go.opentelemetry.io/auto/sdk@1.1.0
• ✅ [Go] golang.org/x/net@0.40.0
• ✅ [Go] go.opentelemetry.io/otel/trace@1.36.0
• ✅ [Go] go.opentelemetry.io/otel/sdk@1.36.0
• ✅ [Go] go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc@1.36.0
• ✅ [Go] google.golang.org/grpc@1.72.2
• ⚠️ [Go] github.com/google/uuid@1.6.0
• ✅ [Go] github.com/prometheus/procfs@0.16.1
• ⚠️ [Go] github.com/inconshreveable/mousetrap@1.1.0
• ⚠️ [Go] github.com/safedep/dry@0.0.0-20250716064316-9afa8962ced6
• ✅ [Go] golang.org/x/sys@0.33.0
• ✅ [Go] github.com/prometheus/common@0.64.0
• ✅ [Go] go.opentelemetry.io/otel@1.36.0
• ✅ [Go] github.com/spf13/pflag@1.0.6
• ✅ [Go] go.opentelemetry.io/otel/exporters/otlp/otlptrace@1.36.0
• ⚠️ [Go] github.com/munnerz/goautoneg@0.0.0-20191010083416-a7dc8b61c822
• ✅ [Go] github.com/prometheus/client_model@0.6.2
• ✅ [Go] go.opentelemetry.io/proto/otlp@1.7.0

Policy Violations

Packages Violating Policy

[Go] github.com/go-logr/stdr@1.2.2 🔗

• ➡️ Found in manifest go.mod
• ⚠️ Component appears to be unmaintained

[Go] github.com/beorn7/perks@1.0.1 🔗

• ➡️ Found in manifest go.mod
• ⚠️ Component appears to be unmaintained

[Go] github.com/felixge/httpsnoop@1.0.4 🔗

• ➡️ Found in manifest go.mod
• ⚠️ Component appears to be unmaintained

[Go] github.com/cespare/xxhash/v2@2.3.0 🔗

• ➡️ Found in manifest go.mod
• ⚠️ Component appears to be unmaintained

[Go] github.com/google/uuid@1.6.0 🔗

• ➡️ Found in manifest go.mod
• ⚠️ Component appears to be unmaintained

[Go] github.com/inconshreveable/mousetrap@1.1.0 🔗

• ➡️ Found in manifest go.mod
• ⚠️ Component appears to be unmaintained

[Go] github.com/safedep/dry@0.0.0-20250716064316-9afa8962ced6 🔗

• ➡️ Found in manifest go.mod
• ⚠️ Component popularity is low by Github stars count
• ⚡ Use an alternative package that is popular

[Go] github.com/munnerz/goautoneg@0.0.0-20191010083416-a7dc8b61c822 🔗

• ➡️ Found in manifest go.mod
• ⚠️ Component popularity is low by Github stars count
• ⚡ Use an alternative package that is popular

[Copilot]

Pull Request Overview

This PR implements class hierarchy resolution capabilities for Python and Java languages. It adds support for extracting class declarations, analyzing inheritance relationships, and building inheritance graphs from parsed code.

Key Changes:

• Implements ObjectOrientedLanguageResolvers interface for Python and Java
• Adds AST nodes for class declarations and inheritance graphs
• Creates comprehensive test suites with real fixture files for both languages

Reviewed Changes

Copilot reviewed 20 out of 21 changed files in this pull request and generated 5 comments.

Show a summary per file

File	Description
core/language.go	Defines ObjectOrientedLanguageResolvers interface with class and inheritance resolution methods
core/ast/class_decl.go	Implements ClassDeclarationNode for representing class definitions with inheritance support
core/ast/inheritance.go	Implements InheritanceGraph for managing class hierarchy relationships and analysis
lang/python_resolvers.go	Adds Python-specific class and inheritance resolution using Tree-Sitter queries
lang/java_resolvers.go	Adds Java-specific class and inheritance resolution using Tree-Sitter queries
lang/*_integration_test.go	Comprehensive integration tests for class resolution in both languages
lang/fixtures/*.py, *.java	Test fixtures demonstrating various inheritance patterns