smartui-migration-tool
Version:
Enterprise-grade CLI tool for migrating visual testing platforms to LambdaTest SmartUI
742 lines • 28.7 kB
JavaScript
"use strict";
/**
* Advanced Pattern Matching Engine
* Phase 2: Advanced Pattern Matching & Context Analysis
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.AdvancedPatternMatcher = void 0;
class AdvancedPatternMatcher {
constructor() {
this.rules = new Map();
this.cache = new Map();
this.statistics = this.initializeStatistics();
this.metadata = this.initializeMetadata();
this.initializeBuiltInRules();
}
initializeStatistics() {
return {
totalPatterns: 0,
matchedPatterns: 0,
unmatchedPatterns: 0,
highConfidenceMatches: 0,
mediumConfidenceMatches: 0,
lowConfidenceMatches: 0,
criticalMatches: 0,
highPriorityMatches: 0,
mediumPriorityMatches: 0,
lowPriorityMatches: 0,
averageConfidence: 0,
averagePriority: 0,
processingTime: 0,
memoryUsage: 0
};
}
initializeMetadata() {
return {
totalRules: 0,
activeRules: 0,
disabledRules: 0,
customRules: 0,
builtInRules: 0,
processingTime: 0,
memoryUsage: 0,
cacheHits: 0,
cacheMisses: 0,
errorCount: 0,
warningCount: 0,
successRate: 0
};
}
initializeBuiltInRules() {
// Visual Testing Patterns
this.addRule({
id: 'percy-snapshot',
name: 'Percy Snapshot Pattern',
description: 'Detects Percy snapshot calls',
category: 'visual-test',
subcategory: 'percy',
severity: 'medium',
priority: 3,
patterns: [
/percy\.snapshot\([^)]+\)/g,
/cy\.percySnapshot\([^)]+\)/g,
/\.playwright/g
],
conditions: [
{ type: 'content', operator: 'matches', value: /percy/i, weight: 1.0 }
],
actions: [
{ type: 'transform', message: 'Transform Percy to SmartUI', code: 'smartui.snapshot($1)', confidence: 0.9, effort: 'low', impact: 'high', risk: 'low' }
],
metadata: this.createPatternMetadata('percy', 'visual-test')
});
this.addRule({
id: 'applitools-eyes',
name: 'Applitools Eyes Pattern',
description: 'Detects Applitools Eyes calls',
category: 'visual-test',
subcategory: 'applitools',
severity: 'medium',
priority: 3,
patterns: [
/eyes\.check\([^)]+\)/g,
/eyes\.checkWindow\([^)]+\)/g,
/eyes\.checkElement\([^)]+\)/g
],
conditions: [
{ type: 'content', operator: 'matches', value: /eyes/i, weight: 1.0 }
],
actions: [
{ type: 'transform', message: 'Transform Applitools to SmartUI', code: 'smartui.check($1)', confidence: 0.9, effort: 'low', impact: 'high', risk: 'low' }
],
metadata: this.createPatternMetadata('applitools', 'visual-test')
});
this.addRule({
id: 'sauce-labs-visual',
name: 'Sauce Labs Visual Pattern',
description: 'Detects Sauce Labs visual testing calls',
category: 'visual-test',
subcategory: 'sauce-labs',
severity: 'medium',
priority: 3,
patterns: [
/sauce\.visual\([^)]+\)/g,
/driver\.takeScreenshot\([^)]+\)/g
],
conditions: [
{ type: 'content', operator: 'matches', value: /sauce/i, weight: 1.0 }
],
actions: [
{ type: 'transform', message: 'Transform Sauce Labs to SmartUI', code: 'smartui.visual($1)', confidence: 0.9, effort: 'low', impact: 'high', risk: 'low' }
],
metadata: this.createPatternMetadata('sauce-labs', 'visual-test')
});
// Framework Patterns
this.addRule({
id: 'react-hooks',
name: 'React Hooks Pattern',
description: 'Detects React hooks usage',
category: 'framework',
subcategory: 'react',
severity: 'low',
priority: 2,
patterns: [
/useState\(/g,
/useEffect\(/g,
/useContext\(/g,
/useReducer\(/g
],
conditions: [
{ type: 'framework', operator: 'equals', value: 'react', weight: 1.0 }
],
actions: [
{ type: 'suggest', message: 'Consider using custom hooks for better reusability', code: '', confidence: 0.7, effort: 'medium', impact: 'medium', risk: 'low' }
],
metadata: this.createPatternMetadata('react', 'framework')
});
this.addRule({
id: 'angular-decorators',
name: 'Angular Decorators Pattern',
description: 'Detects Angular decorators',
category: 'framework',
subcategory: 'angular',
severity: 'low',
priority: 2,
patterns: [
//g,
//g,
//g,
//g
],
conditions: [
{ type: 'framework', operator: 'equals', value: 'angular', weight: 1.0 }
],
actions: [
{ type: 'suggest', message: 'Consider using standalone components for better tree-shaking', code: '', confidence: 0.6, effort: 'high', impact: 'high', risk: 'medium' }
],
metadata: this.createPatternMetadata('angular', 'framework')
});
// Anti-patterns
this.addRule({
id: 'console-log',
name: 'Console.log Anti-pattern',
description: 'Detects console.log statements in production code',
category: 'anti-pattern',
subcategory: 'debugging',
severity: 'medium',
priority: 2,
patterns: [
/console\.log\(/g,
/console\.warn\(/g,
/console\.error\(/g
],
conditions: [
{ type: 'content', operator: 'matches', value: /console\.(log|warn|error)/, weight: 1.0 }
],
actions: [
{ type: 'warn', message: 'Remove console statements from production code', code: '', confidence: 0.8, effort: 'low', impact: 'low', risk: 'low' }
],
metadata: this.createPatternMetadata('javascript', 'anti-pattern')
});
this.addRule({
id: 'var-declaration',
name: 'Var Declaration Anti-pattern',
description: 'Detects var declarations instead of let/const',
category: 'anti-pattern',
subcategory: 'variable-declaration',
severity: 'low',
priority: 1,
patterns: [
/var\s+\w+/g
],
conditions: [
{ type: 'content', operator: 'matches', value: /var\s+/, weight: 1.0 }
],
actions: [
{ type: 'suggest', message: 'Use let or const instead of var', code: 'const $1', confidence: 0.9, effort: 'low', impact: 'low', risk: 'low' }
],
metadata: this.createPatternMetadata('javascript', 'anti-pattern')
});
// Best Practices
this.addRule({
id: 'async-await',
name: 'Async/Await Best Practice',
description: 'Detects async/await usage',
category: 'best-practice',
subcategory: 'asynchronous',
severity: 'low',
priority: 1,
patterns: [
/async\s+function/g,
/await\s+/g
],
conditions: [
{ type: 'content', operator: 'matches', value: /async|await/, weight: 1.0 }
],
actions: [
{ type: 'info', message: 'Good use of async/await pattern', code: '', confidence: 0.8, effort: 'low', impact: 'low', risk: 'low' }
],
metadata: this.createPatternMetadata('javascript', 'best-practice')
});
this.addRule({
id: 'destructuring',
name: 'Destructuring Best Practice',
description: 'Detects destructuring usage',
category: 'best-practice',
subcategory: 'es6',
severity: 'low',
priority: 1,
patterns: [
/const\s*{\s*\w+/g,
/const\s*\[\s*\w+/g
],
conditions: [
{ type: 'content', operator: 'matches', value: /const\s*[{\[]/, weight: 1.0 }
],
actions: [
{ type: 'info', message: 'Good use of destructuring', code: '', confidence: 0.8, effort: 'low', impact: 'low', risk: 'low' }
],
metadata: this.createPatternMetadata('javascript', 'best-practice')
});
}
match(ast, context) {
const startTime = Date.now();
const startMemory = process.memoryUsage().heapUsed;
const matches = [];
const recommendations = [];
const transformations = [];
// Check cache first
const cacheKey = this.generateCacheKey(ast);
if (this.cache.has(cacheKey)) {
this.metadata.cacheHits++;
return this.cache.get(cacheKey);
}
this.metadata.cacheMisses++;
// Apply all rules
this.rules.forEach((rule, ruleId) => {
const ruleMatches = this.applyRule(rule, ast, context);
matches.push(...ruleMatches);
});
// Generate recommendations
recommendations.push(...this.generateRecommendations(matches, context));
// Generate transformations
transformations.push(...this.generateTransformations(matches, context));
// Update statistics
this.updateStatistics(matches);
const endTime = Date.now();
const endMemory = process.memoryUsage().heapUsed;
this.statistics.processingTime = endTime - startTime;
this.statistics.memoryUsage = endMemory - startMemory;
const result = {
matches,
statistics: this.statistics,
recommendations,
transformations,
metadata: this.metadata
};
// Cache result
this.cache.set(cacheKey, result);
return result;
}
applyRule(rule, ast, context) {
const matches = [];
this.traverseAST(ast, (node) => {
// Check if node matches any pattern
for (const pattern of rule.patterns) {
const match = pattern.exec(node.raw);
if (match) {
// Check conditions
if (this.checkConditions(rule.conditions, node, context)) {
const patternMatch = this.createPatternMatch(rule, node, match, context);
matches.push(patternMatch);
}
}
}
});
return matches;
}
checkConditions(conditions, node, context) {
let totalWeight = 0;
let matchedWeight = 0;
for (const condition of conditions) {
totalWeight += condition.weight;
if (this.evaluateCondition(condition, node, context)) {
matchedWeight += condition.weight;
}
}
return matchedWeight / totalWeight >= 0.5; // At least 50% of conditions must match
}
evaluateCondition(condition, node, context) {
switch (condition.type) {
case 'node-type':
return this.evaluateNodeTypeCondition(condition, node);
case 'content':
return this.evaluateContentCondition(condition, node);
case 'context':
return this.evaluateContextCondition(condition, node, context);
case 'dependency':
return this.evaluateDependencyCondition(condition, node, context);
case 'framework':
return this.evaluateFrameworkCondition(condition, node, context);
case 'platform':
return this.evaluatePlatformCondition(condition, node, context);
case 'language':
return this.evaluateLanguageCondition(condition, node, context);
case 'complexity':
return this.evaluateComplexityCondition(condition, node, context);
case 'maintainability':
return this.evaluateMaintainabilityCondition(condition, node, context);
case 'testability':
return this.evaluateTestabilityCondition(condition, node, context);
default:
return false;
}
}
evaluateNodeTypeCondition(condition, node) {
return this.compareValues(node.type, condition.operator, condition.value);
}
evaluateContentCondition(condition, node) {
return this.compareValues(node.raw, condition.operator, condition.value);
}
evaluateContextCondition(condition, node, context) {
// Implementation for context evaluation
return true;
}
evaluateDependencyCondition(condition, node, context) {
// Implementation for dependency evaluation
return true;
}
evaluateFrameworkCondition(condition, node, context) {
// Implementation for framework evaluation
return true;
}
evaluatePlatformCondition(condition, node, context) {
// Implementation for platform evaluation
return true;
}
evaluateLanguageCondition(condition, node, context) {
return this.compareValues(node.language, condition.operator, condition.value);
}
evaluateComplexityCondition(condition, node, context) {
return this.compareValues(context.complexity.complexity, condition.operator, condition.value);
}
evaluateMaintainabilityCondition(condition, node, context) {
return this.compareValues(context.maintainability.overall, condition.operator, condition.value);
}
evaluateTestabilityCondition(condition, node, context) {
return this.compareValues(context.testability.overall, condition.operator, condition.value);
}
compareValues(actual, operator, expected) {
switch (operator) {
case 'equals':
return actual === expected;
case 'not-equals':
return actual !== expected;
case 'contains':
return String(actual).includes(String(expected));
case 'not-contains':
return !String(actual).includes(String(expected));
case 'matches':
return new RegExp(expected).test(String(actual));
case 'not-matches':
return !new RegExp(expected).test(String(actual));
case 'greater-than':
return Number(actual) > Number(expected);
case 'less-than':
return Number(actual) < Number(expected);
case 'greater-equals':
return Number(actual) >= Number(expected);
case 'less-equals':
return Number(actual) <= Number(expected);
case 'exists':
return actual != null;
case 'not-exists':
return actual == null;
default:
return false;
}
}
createPatternMatch(rule, node, match, context) {
return {
id: `${rule.id}_${node.id}_${Date.now()}`,
pattern: rule.name,
type: {
category: rule.category,
subcategory: rule.subcategory,
severity: rule.severity,
priority: rule.priority
},
confidence: this.calculateConfidence(rule, node, match, context),
context: this.getNodeContext(node, context),
node,
extractedData: this.extractData(match, node),
suggestions: this.generateSuggestions(rule, node, context),
transformations: this.generateTransformations(rule, node, context),
metadata: rule.metadata
};
}
calculateConfidence(rule, node, match, context) {
let confidence = 0.5; // Base confidence
// Increase confidence based on pattern specificity
if (rule.patterns.length === 1) {
confidence += 0.2;
}
// Increase confidence based on conditions
const conditionScore = this.calculateConditionScore(rule.conditions, node, context);
confidence += conditionScore * 0.3;
// Increase confidence based on context
if (context.complexity.complexity > 0) {
confidence += 0.1;
}
return Math.min(1.0, confidence);
}
calculateConditionScore(conditions, node, context) {
let totalWeight = 0;
let matchedWeight = 0;
for (const condition of conditions) {
totalWeight += condition.weight;
if (this.evaluateCondition(condition, node, context)) {
matchedWeight += condition.weight;
}
}
return totalWeight > 0 ? matchedWeight / totalWeight : 0;
}
getNodeContext(node, context) {
// Find the context for this node
if (context.functionContexts.has(node.id)) {
return context.functionContexts.get(node.id);
}
if (context.classContexts.has(node.id)) {
return context.classContexts.get(node.id);
}
if (context.moduleContexts.has(node.id)) {
return context.moduleContexts.get(node.id);
}
return context.globalContext;
}
extractData(match, node) {
return {
fullMatch: match[0],
groups: match.slice(1),
index: match.index,
input: match.input
};
}
generateSuggestions(rule, node, context) {
const suggestions = [];
for (const action of rule.actions) {
if (action.type === 'suggest' || action.type === 'info') {
suggestions.push(action.message);
}
}
return suggestions;
}
generateTransformations(rule, node, context) {
const transformations = [];
for (const action of rule.actions) {
if (action.type === 'transform') {
transformations.push({
id: `${rule.id}_transform_${Date.now()}`,
name: action.message,
description: action.message,
fromPattern: rule.patterns[0].source,
toPattern: action.code,
confidence: action.confidence,
effort: action.effort,
impact: action.impact,
risk: action.risk,
code: action.code,
validation: this.generateValidation(action.code),
rollback: this.generateRollback(action.code)
});
}
}
return transformations;
}
generateValidation(code) {
// Generate validation code for the transformation
return `// Validation: Check if transformation was applied correctly`;
}
generateRollback(code) {
// Generate rollback code for the transformation
return `// Rollback: Revert transformation if needed`;
}
generateRecommendations(matches, context) {
const recommendations = [];
// Group matches by category
const matchesByCategory = this.groupMatchesByCategory(matches);
// Generate recommendations for each category
for (const [category, categoryMatches] of matchesByCategory) {
const recommendation = this.createRecommendation(category, categoryMatches, context);
if (recommendation) {
recommendations.push(recommendation);
}
}
return recommendations;
}
groupMatchesByCategory(matches) {
const grouped = new Map();
for (const match of matches) {
const category = match.type.category;
if (!grouped.has(category)) {
grouped.set(category, []);
}
grouped.get(category).push(match);
}
return grouped;
}
createRecommendation(category, matches, context) {
if (matches.length === 0)
return null;
const firstMatch = matches[0];
const priority = this.calculateRecommendationPriority(matches);
const effort = this.calculateRecommendationEffort(matches);
const impact = this.calculateRecommendationImpact(matches);
const risk = this.calculateRecommendationRisk(matches);
return {
id: `rec_${category}_${Date.now()}`,
type: category,
title: this.generateRecommendationTitle(category, matches),
description: this.generateRecommendationDescription(category, matches),
priority,
effort,
impact,
risk,
confidence: this.calculateRecommendationConfidence(matches),
code: this.generateRecommendationCode(category, matches),
validation: this.generateRecommendationValidation(category, matches),
rollback: this.generateRecommendationRollback(category, matches),
dependencies: this.extractDependencies(matches),
prerequisites: this.extractPrerequisites(matches),
alternatives: this.generateAlternatives(category, matches),
resources: this.generateResources(category, matches),
examples: this.generateExamples(category, matches),
metadata: firstMatch.metadata
};
}
calculateRecommendationPriority(matches) {
const criticalCount = matches.filter(m => m.type.severity === 'critical').length;
const highCount = matches.filter(m => m.type.severity === 'high').length;
const mediumCount = matches.filter(m => m.type.severity === 'medium').length;
if (criticalCount > 0)
return 'critical';
if (highCount > 2)
return 'high';
if (mediumCount > 3)
return 'medium';
return 'low';
}
calculateRecommendationEffort(matches) {
const highEffortCount = matches.filter(m => m.transformations.some(t => t.effort === 'high')).length;
const mediumEffortCount = matches.filter(m => m.transformations.some(t => t.effort === 'medium')).length;
if (highEffortCount > 2)
return 'high';
if (mediumEffortCount > 3)
return 'medium';
return 'low';
}
calculateRecommendationImpact(matches) {
const highImpactCount = matches.filter(m => m.transformations.some(t => t.impact === 'high')).length;
const mediumImpactCount = matches.filter(m => m.transformations.some(t => t.impact === 'medium')).length;
if (highImpactCount > 1)
return 'high';
if (mediumImpactCount > 2)
return 'medium';
return 'low';
}
calculateRecommendationRisk(matches) {
const highRiskCount = matches.filter(m => m.transformations.some(t => t.risk === 'high')).length;
const mediumRiskCount = matches.filter(m => m.transformations.some(t => t.risk === 'medium')).length;
if (highRiskCount > 0)
return 'high';
if (mediumRiskCount > 2)
return 'medium';
return 'low';
}
calculateRecommendationConfidence(matches) {
const totalConfidence = matches.reduce((sum, match) => sum + match.confidence, 0);
return totalConfidence / matches.length;
}
generateRecommendationTitle(category, matches) {
return `${category.charAt(0).toUpperCase() + category.slice(1)} Optimization`;
}
generateRecommendationDescription(category, matches) {
return `Found ${matches.length} ${category} patterns that can be optimized`;
}
generateRecommendationCode(category, matches) {
return `// ${category} optimization code`;
}
generateRecommendationValidation(category, matches) {
return `// Validation for ${category} optimization`;
}
generateRecommendationRollback(category, matches) {
return `// Rollback for ${category} optimization`;
}
extractDependencies(matches) {
return [];
}
extractPrerequisites(matches) {
return [];
}
generateAlternatives(category, matches) {
return [];
}
generateResources(category, matches) {
return [];
}
generateExamples(category, matches) {
return [];
}
generateTransformations(matches, context) {
const transformations = [];
for (const match of matches) {
transformations.push(...match.transformations);
}
return transformations;
}
updateStatistics(matches) {
this.statistics.totalPatterns += matches.length;
this.statistics.matchedPatterns += matches.length;
for (const match of matches) {
if (match.confidence >= 0.8) {
this.statistics.highConfidenceMatches++;
}
else if (match.confidence >= 0.6) {
this.statistics.mediumConfidenceMatches++;
}
else {
this.statistics.lowConfidenceMatches++;
}
if (match.type.severity === 'critical') {
this.statistics.criticalMatches++;
}
if (match.type.priority >= 3) {
this.statistics.highPriorityMatches++;
}
else if (match.type.priority >= 2) {
this.statistics.mediumPriorityMatches++;
}
else {
this.statistics.lowPriorityMatches++;
}
}
this.statistics.averageConfidence = this.calculateAverageConfidence(matches);
this.statistics.averagePriority = this.calculateAveragePriority(matches);
}
calculateAverageConfidence(matches) {
if (matches.length === 0)
return 0;
const totalConfidence = matches.reduce((sum, match) => sum + match.confidence, 0);
return totalConfidence / matches.length;
}
calculateAveragePriority(matches) {
if (matches.length === 0)
return 0;
const totalPriority = matches.reduce((sum, match) => sum + match.type.priority, 0);
return totalPriority / matches.length;
}
generateCacheKey(ast) {
return `${ast.id}_${ast.language}_${ast.type}`;
}
traverseAST(ast, callback) {
callback(ast);
if (ast.children) {
ast.children.forEach(child => this.traverseAST(child, callback));
}
}
createPatternMetadata(platform, category) {
return {
language: 'javascript',
framework: null,
platform: platform,
complexity: 0.5,
maintainability: 0.7,
testability: 0.8,
performance: 0.6,
security: 0.5,
accessibility: 0.5,
seo: 0.5,
mobile: 0.5,
desktop: 0.5,
crossBrowser: 0.5,
crossPlatform: 0.5,
internationalization: 0.5,
localization: 0.5,
documentation: 0.5,
versioning: 0.5,
deprecation: 0.5,
migration: 0.5
};
}
// Public methods
addRule(rule) {
this.rules.set(rule.id, rule);
this.metadata.totalRules++;
this.metadata.activeRules++;
this.metadata.builtInRules++;
}
removeRule(ruleId) {
if (this.rules.has(ruleId)) {
this.rules.delete(ruleId);
this.metadata.totalRules--;
this.metadata.activeRules--;
}
}
getRule(ruleId) {
return this.rules.get(ruleId);
}
getAllRules() {
return Array.from(this.rules.values());
}
clearCache() {
this.cache.clear();
}
getStatistics() {
return { ...this.statistics };
}
getMetadata() {
return { ...this.metadata };
}
}
exports.AdvancedPatternMatcher = AdvancedPatternMatcher;
//# sourceMappingURL=AdvancedPatternMatcher.js.map