💤 LazyVim Neovim Setup

A personal Neovim configuration optimized for React, TypeScript, Python, and general development. Built on LazyVim with Lazy.nvim for modular plugin management.

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Table of Contents

• Overview
• Core Plugins
• Language Support
• Editor Features
• Navigation & Keybindings
• Fuzzy Finder
• LSP & Development Tools
• Snippets
• Status Line
• Markdown Preview
• Installation
• Configuration Notes
• Contributing
• References

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Overview

This configuration is designed for fast, productive development in modern web and backend languages. It includes:

• LSP support for TypeScript, JavaScript, Python, HTML, CSS, JSON
• Auto-completion with emoji support
• Live diagnostics and error reporting
• Treesitter syntax highlighting and code folding
• File explorer and bufferline for efficient navigation
• Web-based Markdown preview for documentation editing
• Auto-save functionality

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Core Plugins

Plugin	Purpose
LazyVim	Modular Neovim framework
Lazy.nvim	Lazy-loading plugin manager
nvim-tree.lua	File explorer (right side)
bufferline.nvim	Buffer tabs in slanted style
nvim-web-devicons	File type icons
auto-save.nvim	Automatic file saving
trouble.nvim	Diagnostics panel
nvim-cmp	Auto-completion engine

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Language Support

LSP Servers

Language	Server
TypeScript/JavaScript	ts_ls (tsserver)
Python	pyright
HTML	html
CSS	cssls
JSON	jsonls
TailwindCSS	tailwindcss

Treesitter Parsers

Installed parsers for enhanced syntax highlighting and code folding:

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Editor Features

Auto-save

• Automatically saves files on leaving insert mode or after text changes
• Does not interfere with LSP diagnostics

Completion

• nvim-cmp with emoji support
• Snippet integration with LuaSnip

Diagnostics

• Live inline error messages with virtual text
• Gutter signs for errors and warnings
• Underlines for diagnostic highlights
• Severity sorting for better readability

Formatting

File Type	Formatter
Lua	stylua
JavaScript/TypeScript	prettier
Shell	shfmt
Markdown	markdownlint

Note: Python formatting (black) has been removed due to installation issues.

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Navigation & Keybindings

Leader key is set to Space by default.

Diagnostics Navigation

Key	Action
<leader>e	Show floating diagnostic window
[d	Go to previous diagnostic
]d	Go to next diagnostic
<C-n>	Toggle Trouble diagnostics panel

General Navigation

Key	Action
<leader>f	Format current file
<leader>v	Toggle Markdown preview (browser-based)

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Fuzzy Finder

Telescope.nvim for fast file and content searching.

Key	Action
<leader>fp	Find project/plugin files
<leader>fs	Search project content (live grep)

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LSP & Development Tools

Mason.nvim

Ensures essential development tools are automatically installed:

Tool	Purpose
stylua	Lua formatter
prettier	JavaScript/TypeScript formatter
shfmt	Shell script formatter
markdownlint	Markdown linting

Mason-lspconfig

Automatically configures installed LSP servers:

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Snippets

• LuaSnip - Snippet engine
• friendly-snippets - VS Code-style snippet collection

Snippets are automatically loaded and available for all supported file types.

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Status Line

Lualine.nvim with:

• Mode indicator
• File type with icon
• Git branch and status
• File location (line/column)
• Emoji indicator for personality

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Markdown Preview

markdown-preview.nvim - Web-based live preview

Features

• Toggle with <leader>v (single keypress, like VS Code)
• Live updates as you edit
• Full CSS/HTML rendering (not just terminal text)
• Opens in your default browser

Requirements

• Node.js (v16+ recommended)

Usage

1. Open a .md file in Neovim
2. Press <leader>v
3. Browser opens with live preview
4. Edit your Markdown - preview updates automatically
5. Press <leader>v again to close

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Installation

Prerequisites

• Neovim v0.11 or higher
• Git
• Node.js & npm (for Markdown preview and TypeScript)
• A Nerd Font (for icons)

Step 1: Clone the Repository

git clone h### Step 1: Clone the Repository

```bash
# Linux / macOS
git clone https://github.com/kencal20/nvim_lazy_setup.git ~/.config/nvim

# Windows (PowerShell or CMD)
git clone https://github.com/kencal20/nvim_lazy_setup.git %LOCALAPPDATA%\nvimttps://github.com/kencal20/nvim_lazy_setup.git ~/.config/nvim

Launch Nvim(in terminal)
nvim

References

Plugin	Repository
LazyVim	github.com/LazyVim/LazyVim
Lazy.nvim	github.com/folke/lazy.nvim
nvim-tree	github.com/nvim-tree/nvim-tree.lua
Telescope	github.com/nvim-telescope/telescope.nvim
Treesitter	github.com/nvim-treesitter/nvim-treesitter
Mason	github.com/williamboman/mason.nvim
markdown-preview	github.com/iamcco/markdown-preview.nvim
LuaSnip	github.com/L3MON4D3/LuaSnip
Lualine	github.com/nvim-lualine/lualine.nvim