tree-sitter-immigrant

A tree-sitter grammar for immigrant, a database schema definition language.

Installation

Neovim

local parser_config = require("nvim-treesitter.parsers").get_parser_configs()
parser_config.immigrant = {
  install_info = {
    url = "https://github.com/deltarocks/tree-sitter-immigrant",
    files = { "src/parser.c" },
    branch = "main",
  },
  used_by = { "schema" },
}
require'nvim-treesitter.configs'.setup {
  ensure_installed = { "immigrant" },
  highlight = {
    enable = true,
  },
}

Example

scalar user_id = sql"INTEGER" @index;
scalar post_id = sql"INTEGER" @index;
scalar email = sql"TEXT";
scalar timestamp = sql"TIMESTAMP";
scalar plaintext = sql"TEXT";

enum user_group {
    admin "superuser";
    normal;
};

table User {
    user_id @primary_key;
    user_group;
    email @unique;
    created_at: timestamp @default(now());
};

table Post {
    post_id @primary_key;
    user_id ~ User;
    title: plaintext;
};

Development

Building

deno task install
deno task build
deno task test

Links

Immigrant

The main immigrant project

Tree-sitter

The parser generator framework

License

Licensed under either of:

• Apache License, Version 2.0 (LICENSE-Apache-2.0)

• MIT license (LICENSE-MIT)

at your option.