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Editor support

Visual Studio Code​

vscode-opa - the official OPA extension for Visual Studio Code - now supports the Regal language server.

To see Regal linting as you work, install the extension at version 0.13.3 or later and open a workspace with Rego files.

The plugin will automatically find and use Regal config.

Neovim via nvim-lspconfig​

nvim-lspconfig has native support for the Regal language server. Provided that you already have the regal binary installed, use the configuration below to enable LSP features in Neovim.

require('lspconfig').regal.setup()

Neovim via none-ls​

none-ls - Use Neovim as a language server to inject LSP diagnostics, code actions, and more via Lua.

Minimal installation via VimPlug

Plug 'nvim-lua/plenary.nvim'
Plug 'nvimtools/none-ls.nvim'

lua <<EOF
local null_ls = require("null-ls")
null_ls.setup {
    sources = { null_ls.builtins.diagnostics.regal }
}
EOF

Using sample rego file test.rego with following content

package test

default allowRbac := true

Example of the diagnostics in as shown in the UI:

regal in none-ls