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fatih logovim-go

Go development plugin for Vim

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Top Related Projects

golang's avatar

vscode-go

3,844

Go extension for Visual Studio Code

josharian's avatar

impl

1,016

impl generates method stubs for implementing an interface.

Quick Overview

The fatih/vim-go project is a Vim plugin that provides a set of tools and features to enhance the Go programming language experience within the Vim text editor. It aims to improve productivity and streamline the development workflow for Go developers using Vim.

Pros

  • Comprehensive Go Development Support: The plugin offers a wide range of features, including code completion, syntax highlighting, code formatting, code refactoring, and more, making it a powerful tool for Go development within Vim.
  • Seamless Integration with Vim: The plugin is designed to integrate seamlessly with the Vim ecosystem, leveraging Vim's built-in functionality and providing a familiar and efficient development environment.
  • Active Development and Community: The project has an active community of contributors and maintainers, ensuring regular updates, bug fixes, and feature enhancements.
  • Customizability: The plugin allows for extensive customization, enabling users to tailor the development experience to their specific needs and preferences.

Cons

  • Dependency on Vim: The plugin is tightly coupled with the Vim text editor, which may be a limitation for developers who prefer other code editors or IDEs.
  • Steep Learning Curve: Mastering the plugin's features and integrating it seamlessly into one's Vim workflow may require a significant investment of time and effort, especially for new Vim users.
  • Potential Performance Impact: Depending on the size and complexity of the Go project, the plugin's features may have a noticeable impact on Vim's performance, especially on older or less powerful systems.
  • Limited Support for Non-Vim Environments: The plugin is primarily focused on the Vim ecosystem and may not provide the same level of functionality or integration in other development environments.

Code Examples

The fatih/vim-go plugin is a Vim plugin and does not provide a standalone code library. However, here are a few examples of how the plugin can be used within a Vim environment:

  1. Code Completion:
" Trigger code completion with <C-x><C-o>
inoremap <C-x><C-o> <C-x><C-o>
  1. Code Formatting:
" Format the current Go file with `gofmt`
nnoremap <leader>gf :GoFmt<CR>
  1. Code Refactoring:
" Rename the identifier under the cursor
nnoremap <leader>gr :GoRename<CR>
  1. Running Tests:
" Run the tests for the current Go package
nnoremap <leader>gt :GoTest<CR>

Getting Started

To get started with the fatih/vim-go plugin, follow these steps:

  1. Install the plugin using your preferred Vim plugin manager. For example, with vim-plug:

    Plug 'fatih/vim-go', { 'do': ':GoUpdateBinaries' }

  2. After installing the plugin, you can start using its features by invoking the various commands and mappings provided by the plugin. For example:

    • Use <C-x><C-o> to trigger code completion.
    • Run gofmt on the current file with <leader>gf.
    • Rename the identifier under the cursor with <leader>gr.
    • Run the tests for the current Go package with <leader>gt.

  3. Customize the plugin's behavior by adding your own Vim configurations to your ~/.vimrc file. For example:

    let g:go_fmt_command = "goimports"
let g:go_auto_type_info = 1
let g:go_highlight_types = 1

  4. Refer to the project's README for more detailed information on the available features, configuration options, and usage examples.

Competitor Comparisons

golang logo

vscode-go

3,844

Go extension for Visual Studio Code

Pros of vscode-go

  • More user-friendly interface, especially for beginners
  • Integrated debugging capabilities within VS Code
  • Extensive ecosystem of VS Code extensions for additional functionality

Cons of vscode-go

  • Potentially slower performance compared to vim-go
  • Less customizable than vim-go for advanced users
  • Requires more system resources than a lightweight Vim setup

Code Comparison

vim-go:

" Auto-format on save
autocmd BufWritePre *.go :GoFmt

" Run tests
nnoremap <leader>t :GoTest<CR>

" Generate interface stubs
nnoremap <leader>gi :GoImpl<CR>

vscode-go:

{
  "go.formatTool": "goimports",
  "editor.formatOnSave": true,
  "[go]": {
    "editor.codeActionsOnSave": {
      "source.organizeImports": true
    }
  }
}

Both repositories provide excellent Go development environments, but cater to different user preferences. vim-go offers a lightweight, highly customizable experience for Vim users, while vscode-go provides a more graphical, feature-rich environment within Visual Studio Code. The choice between them often comes down to personal preference and workflow requirements.

josharian logo

impl

1,016

impl generates method stubs for implementing an interface.

Pros of impl

  • Focused solely on generating method stubs for interfaces
  • Lightweight and easy to integrate into various editors/tools
  • Can be used as a standalone CLI tool

Cons of impl

  • Limited functionality compared to vim-go's comprehensive feature set
  • Lacks integrated testing and debugging capabilities
  • No built-in support for code completion or documentation lookup

Code Comparison

impl:

impl 'f *File' io.Reader

vim-go:

:GoImpl f *File io.Reader

Summary

impl is a specialized tool for generating method stubs, while vim-go is a comprehensive Go development plugin for Vim. impl offers simplicity and flexibility, making it easy to integrate into various workflows. However, it lacks the extensive features provided by vim-go, such as integrated testing, debugging, and code completion.

vim-go provides a more complete Go development environment within Vim, including features like code navigation, refactoring, and documentation lookup. While it may have a steeper learning curve, it offers a more robust set of tools for Go developers using Vim.

The choice between the two depends on the user's needs and preferences. impl is ideal for those who want a simple, focused tool for interface implementation, while vim-go is better suited for developers seeking a full-featured Go environment within Vim.

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README

vim-go GitHub Actions Status

Vim-go logo

Features

This plugin adds Go language support for Vim, with the following main features:

  • Compile your package with :GoBuild, install it with :GoInstall or test it with :GoTest. Run a single test with :GoTestFunc).
  • Quickly execute your current file(s) with :GoRun.
  • Improved syntax highlighting and folding.
  • Debug programs with integrated delve support with :GoDebugStart.
  • Completion and many other features support via gopls.
  • formatting on save keeps the cursor position and undo history.
  • Go to symbol/declaration with :GoDef.
  • Look up documentation with :GoDoc or :GoDocBrowser.
  • Easily import packages via :GoImport, remove them via :GoDrop.
  • Precise type-safe renaming of identifiers with :GoRename.
  • See which code is covered by tests with :GoCoverage.
  • Add or remove tags on struct fields with :GoAddTags and :GoRemoveTags.
  • Lint your code with :GoLint or :GoMetaLinter, run your code through :GoVet to catch static errors, or make sure errors are checked with :GoErrCheck.
  • Advanced source analysis utilizing gopls, such as :GoImplements, :GoCallees, and :GoReferrers.
  • ... and many more! Please see doc/vim-go.txt for more information.
  • Integration with gopls.
  • The gopls instance can be shared with other Vim plugins.
  • Vim-go's use of gopls can be disabled and alternative tools can be used when desired.
  • Integration with Tagbar via gotags.
  • Integration with Ultisnips and other snippet engines.

Install

vim-go requires at least Vim 8.1.2269 or Neovim 0.4.0.

The latest stable release is the recommended version to use. If you choose to use the master branch instead, please do so with caution; it is a development branch.

vim-go follows the standard runtime path structure. Below are some helper lines for popular package managers:

  • Vim 8 packages
    • git clone https://github.com/fatih/vim-go.git ~/.vim/pack/plugins/start/vim-go
  • Neovim packages
    • git clone https://github.com/fatih/vim-go.git ~/.local/share/nvim/site/pack/plugins/start/vim-go
  • Pathogen
    • git clone https://github.com/fatih/vim-go.git ~/.vim/bundle/vim-go
  • vim-plug
    • Plug 'fatih/vim-go', { 'do': ':GoUpdateBinaries' }
  • Vundle
    • Plugin 'fatih/vim-go'

You will also need to install all the necessary binaries. vim-go makes it easy to install all of them by providing a command, :GoInstallBinaries, which will go install all the required binaries.

Check out the Install section in the documentation for more detailed instructions (:help go-install).

Usage

The full documentation can be found at doc/vim-go.txt. You can display it from within Vim with :help vim-go.

Depending on your installation method, you may have to generate the plugin's help tags manually (e.g. :helptags ALL).

We also have a tutorial in the official vim-go wiki.

FAQ and troubleshooting

The FAQ and troubleshooting tips are in the documentation and can be quickly accessed using :help go-troubleshooting. If you believe you've found a bug or shortcoming in vim-go that is neither addressed by help nor in existing issues, please open an issue with clear reproduction steps. :GoReportGitHubIssue can be used pre-populate a lot of the information needed when creating a new issue.

Contributing

All PRs are welcome. If you are planning to contribute a large patch or to integrate a new tool, please create an issue first to get any upfront questions or design decisions out of the way first.

You can run the tests locally by running make. It will lint the VimL for you, lint the documentation, and run the tests against the minimum required version of Vim, other versions of Vim that may be critical to support, and Neovim.

License

The BSD 3-Clause License - see LICENSE for more details