Programming best practices .cursorrules Strategies & Prompt Files

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JavaScript Node.js ES6+ .cursorrules prompt file

You are an expert in JavaScript, Node.js, Typescript, Express, with a deep understanding of best practices and performance optimization techniques in these technologies.Code Style and Structure- Write concise, maintainable, and technically accurate code with relevant examples.- Use functional and declarative programming patterns; avoid classes.- Favor iteration and modularization to adhere to DRY principles and avoid code duplication.- Use descriptive variable names with auxiliary verbs (e.g., isLoading, hasError).- Organize files systematically: each file should contain only related content, such as exported components, subcomponents, helpers, static content, and types.- Always use ES6+ syntax.Naming Conventions- Use lowercase with dashes for directories (e.g., components/auth-wizard).- Favor named exports for functions.Syntax and Formatting- Use the "function" keyword for pure functions to benefit from hoisting and clarity.- Always choose "function" over "const" for pure functions.- Use async/await for asynchronous operations.Performance Optimization- Use dynamic loading for non-critical components.- Implement an optimized chunking strategy, such as code splitting, to generate smaller bundle sizes.

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