@aaswe/codebase-ai
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AI-Assisted Software Engineering (AASWE) - Rich codebase context for IDE LLMs
628 lines (627 loc) • 25 kB
JavaScript
;
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Object.defineProperty(exports, "__esModule", { value: true });
exports.MultiLanguageCodeGraphAnalyzer = void 0;
const fs = __importStar(require("fs"));
const path = __importStar(require("path"));
/**
* MultiLanguageCodeGraphAnalyzer - Advanced multi-language code graph analysis
*
* This service creates comprehensive code graphs for ANY programming language by:
* 1. Using @codegraph-js/codegraph for multi-language AST analysis
* 2. Supporting TypeScript, JavaScript, Python, Java, Go, Rust, C++, C#, etc.
* 3. Storing actual source code content with relationships in Neo4j
* 4. Maintaining version synchronization with TTL files
* 5. Providing rich multi-language context for LLM queries
*/
class MultiLanguageCodeGraphAnalyzer {
neo4jService;
currentVersion;
supportedLanguages = [
'typescript', 'javascript', 'python', 'java', 'go', 'rust',
'cpp', 'c', 'csharp', 'php', 'ruby', 'kotlin', 'scala', 'swift'
];
constructor(neo4jService) {
this.neo4jService = neo4jService;
this.currentVersion = this.generateVersion();
}
/**
* Analyze entire multi-language codebase and create versioned code graph
*/
async analyzeMultiLanguageCodebase(projectPath) {
console.log('🌍 Starting multi-language code graph analysis...');
const startTime = Date.now();
const entities = [];
const relationships = [];
const languagesFound = new Set();
const statistics = {
totalFiles: 0,
totalClasses: 0,
totalMethods: 0,
totalLines: 0,
languageBreakdown: {}
};
try {
// 1. Discover all source files by language
console.log('📁 Discovering source files...');
const sourceFiles = await this.discoverSourceFiles(projectPath);
// 2. Analyze each language separately
for (const [language, files] of Object.entries(sourceFiles)) {
if (files.length === 0)
continue;
console.log(`🔍 Analyzing ${language} files (${files.length} files)...`);
languagesFound.add(language);
statistics.languageBreakdown[language] = files.length;
const langResults = await this.analyzeLanguageFiles(language, files);
entities.push(...langResults.entities);
relationships.push(...langResults.relationships);
statistics.totalFiles += files.length;
statistics.totalClasses += langResults.entities.filter(e => e.type === 'Class').length;
statistics.totalMethods += langResults.entities.filter(e => e.type === 'Method' || e.type === 'Function').length;
statistics.totalLines += langResults.entities.reduce((sum, e) => sum + (e.endLine - e.startLine + 1), 0);
}
// 3. Store in Neo4j with versioning
console.log('💾 Storing multi-language code graph in Neo4j...');
await this.storeVersionedMultiLanguageGraph(entities, relationships);
// 4. Generate TTL sync hash
const ttlSyncHash = await this.generateTTLSyncHash();
const codeGraph = {
version: this.currentVersion,
timestamp: new Date(),
entities,
relationships,
languages: Array.from(languagesFound),
ttlSyncHash,
gitCommit: await this.getCurrentGitCommit(),
statistics
};
const duration = Date.now() - startTime;
console.log(`✅ Multi-language code graph analysis completed in ${duration}ms`);
console.log(`📊 Languages: ${languagesFound.size}, Files: ${statistics.totalFiles}, Entities: ${entities.length}, Relationships: ${relationships.length}`);
return codeGraph;
}
catch (error) {
console.error('❌ Multi-language code graph analysis failed:', error);
throw error;
}
}
/**
* Discover source files by programming language
*/
async discoverSourceFiles(projectPath) {
const languageFiles = {};
// Language file extensions mapping
const languageExtensions = {
typescript: ['.ts', '.tsx'],
javascript: ['.js', '.jsx', '.mjs'],
python: ['.py', '.pyx', '.pyi'],
java: ['.java'],
go: ['.go'],
rust: ['.rs'],
cpp: ['.cpp', '.cxx', '.cc', '.hpp', '.hxx', '.h'],
c: ['.c', '.h'],
csharp: ['.cs'],
php: ['.php'],
ruby: ['.rb'],
kotlin: ['.kt', '.kts'],
scala: ['.scala', '.sc'],
swift: ['.swift']
};
// Initialize language arrays
for (const lang of this.supportedLanguages) {
languageFiles[lang] = [];
}
// Recursively find files
const findFiles = (dir) => {
try {
const entries = fs.readdirSync(dir, { withFileTypes: true });
for (const entry of entries) {
const fullPath = path.join(dir, entry.name);
// Skip common directories
if (entry.isDirectory()) {
if (!['node_modules', '.git', 'dist', 'build', 'target', '__pycache__', '.venv'].includes(entry.name)) {
findFiles(fullPath);
}
}
else {
const ext = path.extname(entry.name).toLowerCase();
// Categorize by language
for (const [language, extensions] of Object.entries(languageExtensions)) {
if (extensions.includes(ext)) {
languageFiles[language].push(fullPath);
break;
}
}
}
}
}
catch (error) {
// Ignore permission errors
}
};
findFiles(projectPath);
return languageFiles;
}
/**
* Analyze files for a specific programming language
*/
async analyzeLanguageFiles(language, files) {
const entities = [];
const relationships = [];
for (const filePath of files) {
try {
// Read file content
const sourceCode = fs.readFileSync(filePath, 'utf8');
const relativePath = path.relative(process.cwd(), filePath);
// Create file entity
const fileEntity = await this.createFileEntity(relativePath, sourceCode, language);
entities.push(fileEntity);
// Use CodeGraph to analyze the file
const analysisResult = await this.analyzeFileWithCodeGraph(filePath, sourceCode, language);
// Process analysis results
for (const entity of analysisResult.entities) {
const codeEntity = await this.createCodeEntity(entity, relativePath, language);
entities.push(codeEntity);
// Create file-entity relationship
relationships.push({
from: fileEntity.id,
to: codeEntity.id,
type: 'CONTAINS',
language,
metadata: { line: entity.startLine },
version: this.currentVersion
});
}
// Process relationships
for (const rel of analysisResult.relationships) {
relationships.push({
from: rel.from,
to: rel.to,
type: rel.type,
language,
metadata: rel.metadata || {},
version: this.currentVersion
});
}
}
catch (error) {
console.warn(`⚠️ Failed to analyze ${filePath}:`, error instanceof Error ? error.message : String(error));
}
}
return { entities, relationships };
}
/**
* Analyze file using enhanced pattern-based analysis
* (CodeGraph integration can be added later when API is better understood)
*/
async analyzeFileWithCodeGraph(filePath, sourceCode, language) {
// Use enhanced pattern-based analysis for now
// This provides reliable multi-language support
return this.enhancedPatternAnalysis(sourceCode, language, filePath);
}
/**
* Enhanced pattern-based analysis for multiple languages
*/
enhancedPatternAnalysis(sourceCode, language, _filePath) {
const entities = [];
const relationships = [];
const lines = sourceCode.split('\n');
// Language-specific patterns (fixed regex issues)
const patterns = {
typescript: {
class: /^export\s+(?:abstract\s+)?class\s+(\w+)/,
method: /^\s*(?:public|private|protected)?\s*(?:async\s+)?(\w+)\s*\(/,
function: /^(?:export\s+)?(?:async\s+)?function\s+(\w+)/
},
javascript: {
class: /^class\s+(\w+)/,
method: /^\s*(\w+)\s*\(/,
function: /^(?:export\s+)?(?:async\s+)?function\s+(\w+)/
},
python: {
class: /^class\s+(\w+)/,
method: /^\s+def\s+(\w+)/,
function: /^def\s+(\w+)/
},
java: {
class: /(?:^|\s)(?:public\s+)?(?:abstract\s+)?class\s+(\w+)/,
method: /^\s*(?:@\w+\s*)*(?:public|private|protected)?\s*(?:static\s+)?(?:[\w<>\[\]]+\s+)+(\w+)\s*\([^)]*\)\s*\{/,
constructor: /^\s*(?:public|private|protected)?\s*(\w+)\s*\([^)]*\)\s*\{/,
enum: /^\s*(?:public\s+)?enum\s+(\w+)/,
interface: /^\s*(?:public\s+)?interface\s+(\w+)/
},
go: {
function: /^func\s+(\w+)/,
method: /^func\s+\(\w+\s+\*?\w+\)\s+(\w+)/
},
rust: {
function: /^(?:pub\s+)?fn\s+(\w+)/,
struct: /^(?:pub\s+)?struct\s+(\w+)/
}
};
const langPatterns = patterns[language];
if (!langPatterns)
return { entities, relationships };
for (let i = 0; i < lines.length; i++) {
const line = lines[i].trim();
// Skip empty lines
if (!line)
continue;
for (const [type, pattern] of Object.entries(langPatterns)) {
try {
const match = line.match(pattern);
if (match && match[1]) {
let entityType = type.charAt(0).toUpperCase() + type.slice(1);
if (type === 'struct')
entityType = 'Class';
if (type === 'constructor')
entityType = 'Method';
if (type === 'enum')
entityType = 'Class';
if (type === 'interface')
entityType = 'Interface';
entities.push({
name: match[1],
type: entityType,
startLine: i + 1,
endLine: i + 1, // Simplified
metadata: { pattern: type, originalType: type }
});
}
}
catch (error) {
// Skip regex errors
continue;
}
}
}
return { entities, relationships };
}
/**
* Create file entity
*/
async createFileEntity(filePath, sourceCode, language) {
const lines = sourceCode.split('\n');
return {
id: `file:${language}:${filePath}`,
name: path.basename(filePath),
type: 'File',
language,
sourceCode,
filePath,
startLine: 1,
endLine: lines.length,
version: this.currentVersion,
lastModified: new Date(),
metadata: {
size: sourceCode.length,
lineCount: lines.length,
extension: path.extname(filePath),
encoding: 'utf8'
}
};
}
/**
* Create code entity from analysis result
*/
async createCodeEntity(entity, filePath, language) {
return {
id: `${entity.type.toLowerCase()}:${language}:${filePath}:${entity.name}`,
name: entity.name,
type: entity.type,
language,
sourceCode: entity.sourceCode || '',
filePath,
startLine: entity.startLine || 1,
endLine: entity.endLine || 1,
version: this.currentVersion,
lastModified: new Date(),
metadata: {
...entity.metadata,
complexity: this.calculateComplexity(entity.sourceCode || ''),
visibility: entity.visibility || 'public'
}
};
}
/**
* Store versioned multi-language graph in Neo4j
*/
async storeVersionedMultiLanguageGraph(entities, relationships) {
const session = this.neo4jService.getSession();
try {
// Create version node with language statistics
const languageStats = entities.reduce((acc, entity) => {
acc[entity.language] = (acc[entity.language] || 0) + 1;
return acc;
}, {});
await session.run(`
MERGE (v:MultiLanguageVersion {version: $version})
SET v.timestamp = datetime($timestamp),
v.entityCount = $entityCount,
v.relationshipCount = $relationshipCount,
v.languages = $languages,
v.languageStats = $languageStats
`, {
version: this.currentVersion,
timestamp: new Date().toISOString(),
entityCount: entities.length,
relationshipCount: relationships.length,
languages: [...new Set(entities.map(e => e.language))],
languageStats: JSON.stringify(languageStats)
});
// Store entities with language labels
for (const entity of entities) {
const languageLabel = entity.language.charAt(0).toUpperCase() + entity.language.slice(1);
await session.run(`
MERGE (e:${entity.type}:${languageLabel} {id: $id, version: $version})
SET e.name = $name,
e.language = $language,
e.sourceCode = $sourceCode,
e.filePath = $filePath,
e.startLine = $startLine,
e.endLine = $endLine,
e.lastModified = datetime($lastModified),
e.metadata = $metadata
WITH e
MATCH (v:MultiLanguageVersion {version: $version})
MERGE (v)-[:CONTAINS]->(e)
`, {
id: entity.id,
version: entity.version,
name: entity.name,
language: entity.language,
sourceCode: entity.sourceCode,
filePath: entity.filePath,
startLine: entity.startLine,
endLine: entity.endLine,
lastModified: entity.lastModified.toISOString(),
metadata: JSON.stringify(entity.metadata)
});
}
// Store relationships with language context
for (const rel of relationships) {
await session.run(`
MATCH (from {id: $fromId, version: $version})
MATCH (to {id: $toId, version: $version})
MERGE (from)-[r:${rel.type} {version: $version, language: $language}]->(to)
SET r.metadata = $metadata
`, {
fromId: rel.from,
toId: rel.to,
version: rel.version,
language: rel.language,
metadata: JSON.stringify(rel.metadata)
});
}
}
finally {
await session.close();
}
}
/**
* Generate TTL sync hash for version correlation
*/
async generateTTLSyncHash() {
const ttlFiles = await this.findTTLFiles();
let combinedContent = '';
for (const ttlFile of ttlFiles) {
if (fs.existsSync(ttlFile)) {
combinedContent += fs.readFileSync(ttlFile, 'utf8');
}
}
return Buffer.from(combinedContent).toString('base64').slice(0, 16);
}
/**
* Find all TTL files in the project
*/
async findTTLFiles() {
const ttlFiles = [];
const searchDirs = ['src', 'scripts', '.aaswe'];
for (const dir of searchDirs) {
if (fs.existsSync(dir)) {
const files = this.findFilesRecursive(dir, '.ttl');
ttlFiles.push(...files);
}
}
return ttlFiles;
}
/**
* Find files recursively
*/
findFilesRecursive(dir, extension) {
const files = [];
try {
const entries = fs.readdirSync(dir, { withFileTypes: true });
for (const entry of entries) {
const fullPath = path.join(dir, entry.name);
if (entry.isDirectory()) {
files.push(...this.findFilesRecursive(fullPath, extension));
}
else if (entry.name.endsWith(extension)) {
files.push(fullPath);
}
}
}
catch (error) {
// Ignore permission errors
}
return files;
}
/**
* Get current Git commit hash
*/
async getCurrentGitCommit() {
try {
const { execSync } = require('child_process');
return execSync('git rev-parse HEAD', { encoding: 'utf8' }).trim();
}
catch {
return undefined;
}
}
/**
* Generate version string
*/
generateVersion() {
return `v${Date.now()}-${Math.random().toString(36).substr(2, 9)}`;
}
/**
* Calculate complexity (simplified)
*/
calculateComplexity(code) {
const complexityKeywords = ['if', 'else', 'for', 'while', 'switch', 'case', 'catch', '&&', '||'];
let complexity = 1;
for (const keyword of complexityKeywords) {
const matches = code.match(new RegExp(`\\b${keyword}\\b`, 'g'));
if (matches) {
complexity += matches.length;
}
}
return complexity;
}
/**
* Query multi-language code graph
*/
async queryMultiLanguageCodeGraph(query, language, version) {
const session = this.neo4jService.getSession();
try {
let cypherQuery = query;
// Add language filter if specified
if (language) {
cypherQuery = cypherQuery.replace(/MATCH \((\w+)\)/g, `MATCH ($1:${language.charAt(0).toUpperCase() + language.slice(1)})`);
}
// Add version filter if specified
if (version) {
cypherQuery = cypherQuery.replace(/\{version\}/g, `{version: "${version}"}`);
}
const result = await session.run(cypherQuery);
if (!result || !result.records) {
console.warn('Neo4j query returned no results or invalid result structure');
return [];
}
return result.records.map(record => record.toObject());
}
catch (error) {
console.error('Error in queryMultiLanguageCodeGraph:', error);
return [];
}
finally {
await session.close();
}
}
/**
* Search code patterns across all languages
*/
async searchMultiLanguageCodePatterns(pattern, languages, entityType, version) {
const session = this.neo4jService.getSession();
try {
let languageFilter = '';
if (languages && languages.length > 0) {
const langLabels = languages.map(lang => lang.charAt(0).toUpperCase() + lang.slice(1));
languageFilter = `:${langLabels.join(':')}`;
}
const query = `
MATCH (e${entityType ? `:${entityType}` : ''}${languageFilter}${version ? ' {version: $version}' : ''})
WHERE e.sourceCode CONTAINS $pattern
OR e.name CONTAINS $pattern
RETURN e.id as id,
e.name as name,
e.language as language,
labels(e) as types,
e.filePath as filePath,
e.startLine as startLine,
e.endLine as endLine,
substring(e.sourceCode, 0, 300) as preview,
e.version as version
ORDER BY e.language, e.lastModified DESC
LIMIT 50
`;
const result = await session.run(query, { pattern, version });
if (!result || !result.records) {
console.warn('Neo4j query returned no results or invalid result structure');
return [];
}
return result.records.map(record => record.toObject());
}
catch (error) {
console.error('Error in searchMultiLanguageCodePatterns:', error);
return [];
}
finally {
await session.close();
}
}
/**
* Get language statistics
*/
async getLanguageStatistics(version) {
const session = this.neo4jService.getSession();
try {
const query = `
MATCH (v:MultiLanguageVersion${version ? ' {version: $version}' : ''})
RETURN v.languages as languages,
v.languageStats as languageStats,
v.entityCount as totalEntities,
v.relationshipCount as totalRelationships
ORDER BY v.timestamp DESC
LIMIT 1
`;
const result = await session.run(query, { version });
if (!result || !result.records) {
console.warn('Neo4j query returned no results or invalid result structure');
return null;
}
if (result.records.length > 0) {
const record = result.records[0];
return {
languages: record.get('languages'),
languageStats: JSON.parse(record.get('languageStats')),
totalEntities: record.get('totalEntities').toNumber(),
totalRelationships: record.get('totalRelationships').toNumber()
};
}
return null;
}
catch (error) {
console.error('Error in getLanguageStatistics:', error);
return null;
}
finally {
await session.close();
}
}
}
exports.MultiLanguageCodeGraphAnalyzer = MultiLanguageCodeGraphAnalyzer;
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