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codicons.nvim

A small library containing the codicons from VS Code and some functions to simplify the usage of them.

Table of Contents

Requirements

A font patched with codicons.

Note: Nerd Fonts do not normally have these patched. See how to patch fonts for more information.

Installation

Install this plugin using your preferred package/plugin manager.

packer.nvim

use 'mortepau/codicons.nvim'

vim-plug

Plug 'mortepau/codicons.nvim'

Usage

Configuration

If there is differences between the patched font and the default values in the library it is possible to fix that by calling setup.

local codicons = require('codicons')

codicons.setup({
  -- Override by mapping name to icon
  ['account'] = '',
  -- Or by name to hexadecimal/decimal value
  ['comment'] = 0xEA6B, -- hexadecimal
  ['archive'] = 60056, -- decimal
})

API

The library provide two primary functions for retrieving a single, or multiple codicons.

The first function is get(identifier, retval). This functions finds a single codicon by a unique identifier which can be name, hexadecimal value, or decimal value. The second parameter to get retval is used to decide what should be returned.

local codicons = require('codicons')

-- Index by name, hexadecimal value, or decimal value
local icon = codicons.get('comment') -- ''
icon = codicons.get(60011) -- ''
icon = codicons.get(0xEA6B) -- ''

-- The second parameter `retval` defaults to 'icon'
icon = codicons.get('comment', 'icon') -- ''

-- Get the unicode value instead
local unicode = codicons.get('comment', 'unicode') -- 60011

-- Or the name if indexing using a numerical value
local name = codicons.get(60011, 'name') -- 'comment'
name = codicons.get(0xEA6B, 'name') -- 'comment'

-- 'full' returns the full codicon configuration
local comment = codicons.get('comment', 'full') -- { icon = '', unicode = 60011 }

-- Invalid identifiers simply return nil
local invalid = codicons.get('invalid') -- nil

The second function is query(pattern_range, retval), which returns all codicons matching the first parameter.

The first parameter pattern_range can either be a pattern or a range.

pattern : vim-regex like string

range : table on the form {number, number}

While the second parameter retval is similar as for get.

local codicons = require('codicons')

-- Regex matching all codicons with comment in it
codicons.query('comment')
--[[
{
  ['comment'] = '',
  ['comment-discussion'] = ''
}
--]]

-- Same, but return the full codicon configuration table for each match
codicons.query('comment', 'full')
--[[
{
  ['comment'] = { icon = '', unicode = 60011 },
  ['comment-discussion'] = { icon = '', unicode = 60103 }
}
--]]

-- Use a range and return all matches inside range
-- The bounds are inclusive
codicons.query({0xEA6E, 0xEA70}, 'full')
codicons.query({60014, 60016}, 'full')
--[[
{
  [60014] = { icon = '', name = 'sign-out' },
  [60015] = { icon = '', name = 'sign-in' },
  [60016] = { icon = '', name = 'eye' }
}
--]]

-- An invalid query returns an empty table
codicons.query('invalid') -- {}

For both of these methods, the retval parameter has to be one of

Extensions

Currently a few built-in extensions exist, mainly focused around the VS Code editor.

How to patch fonts

To check if your font has patched codicons copy/paste this snippet into your terminal, or where you intend to use the codicons, and ensure that they are displayed correctly.

     

The snippet should be displayed as

Codicon snippet

If the snippet is displayed differently on your screen, you either haven't patched your font with the codicons or they are in the wrong range (0xEA60 - 0xEBC3).

If the codicons are in the wrong range it is possible to override them as shown in Configuration.

This explanation uses the font-patcher from ryanoasis/nerd-fonts, so clone the repository or download the necessary files and do as explained here.

  1. Download font-patcher from ryanoasis/nerd-fonts
  2. Download devicons.ttf and original-source.otf from ryanoasis/nerd-fonts
  3. (Optional) Download some of the other fonts located in src/glyphs
  4. Download codicons.ttf artifact from any of the "Codicons build" runs at microsoft/vscode-codicons
  5. Copy/move codicons.ttf to src/glyphs

Repository structure

nerd-fonts
├── font-patcher
└── src
    └── glyphs
        ├── codicons.ttf
        ├── devicons.ttf
        ├── original-source.otf
        └── Other font files
  1. Execute ./font-patcher <your-font> --custom codicons.ttf or fontforge -script font-patcher <your-font> --custom codicons.ttf
  2. The patched font will now be located in the current directory

Inspiration

kyazdani42/nvim-web-devicons

onsails/lspkind-nvim

Todo

Contributing

All contributions are welcome. If you notice any bugs or possible improvements please leave an issue describing the bug/feature.

For pull requests, please read CONTRIBUTING.md

License

MIT