chore: remove diesel example

examples/diesel/.env

@@ -1 +0,0 @@
-DATABASE_URL=postgres://user:test@localhost:5534/db

examples/diesel/Cargo.toml

@@ -1,13 +0,0 @@
-[package]
-name = "itconfig-diesel-example"
-version = "0.1.0"
-authors = ["Dmitriy Pleshevskiy <dmitriy@ideascup.me>"]
-edition = "2018"
-publish = false
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
-[dependencies]
-itconfig = { path = "../../itconfig", default-features = false, features = ["macro"] }
-dotenv = "0.15.0"
-diesel = { version = "1.4.6", features = ["postgres"] }

examples/diesel/diesel.toml

@@ -1,5 +0,0 @@
-# For documentation on how to configure this file,
-# see diesel.rs/guides/configuring-diesel-cli
-
-[print_schema]
-file = "schema.rs"

examples/diesel/docker-compose.example.yml

@@ -1,11 +0,0 @@
-version: '3'
-
-services:
-  postgresql:
-    image: postgres:12-alpine
-    ports:
-      - 5534:5432
-    environment:
-      POSTGRES_PASSWORD: test
-      POSTGRES_USER: user
-      POSTGRES_DB: db

examples/diesel/main.rs

@@ -1,51 +0,0 @@
-#[macro_use]
-extern crate diesel;
-
-mod schema;
-
-use diesel::prelude::*;
-use dotenv::dotenv;
-
-itconfig::config! {
-    DATABASE_URL,
-}
-
-fn main() {
-    dotenv().expect("dotenv setup to be successful");
-    config::init();
-
-    let connection = establish_connection();
-    let posts = get_posts(&connection);
-
-    println!("Displaying {} posts", posts.len());
-    for post in posts {
-        println!();
-        println!("{}", post.title);
-        println!("----------");
-        println!("{}", post.body);
-    }
-}
-
-fn get_posts(connection: &PgConnection) -> Vec<Post> {
-    use crate::schema::posts::dsl::*;
-
-    posts
-        .filter(published.eq(true))
-        .limit(5)
-        .get_results::<Post>(connection)
-        .expect("Error loading posts")
-}
-
-fn establish_connection() -> PgConnection {
-    let database_url = config::DATABASE_URL();
-    PgConnection::establish(database_url)
-        .unwrap_or_else(|_| panic!("Error connecting to {}", database_url))
-}
-
-#[derive(Queryable)]
-struct Post {
-    pub id: i32,
-    pub title: String,
-    pub body: String,
-    pub published: bool,
-}

examples/diesel/migrations/00000000000000_diesel_initial_setup/down.sql

@@ -1,6 +0,0 @@
--- This file was automatically created by Diesel to setup helper functions
--- and other internal bookkeeping. This file is safe to edit, any future
--- changes will be added to existing projects as new migrations.
-
-DROP FUNCTION IF EXISTS diesel_manage_updated_at(_tbl regclass);
-DROP FUNCTION IF EXISTS diesel_set_updated_at();

examples/diesel/migrations/00000000000000_diesel_initial_setup/up.sql

@@ -1,36 +0,0 @@
--- This file was automatically created by Diesel to setup helper functions
--- and other internal bookkeeping. This file is safe to edit, any future
--- changes will be added to existing projects as new migrations.
-
-
-
-
--- Sets up a trigger for the given table to automatically set a column called
--- `updated_at` whenever the row is modified (unless `updated_at` was included
--- in the modified columns)
---
--- # Example
---
--- ```sql
--- CREATE TABLE users (id SERIAL PRIMARY KEY, updated_at TIMESTAMP NOT NULL DEFAULT NOW());
---
--- SELECT diesel_manage_updated_at('users');
--- ```
-CREATE OR REPLACE FUNCTION diesel_manage_updated_at(_tbl regclass) RETURNS VOID AS $$
-BEGIN
-    EXECUTE format('CREATE TRIGGER set_updated_at BEFORE UPDATE ON %s
-                    FOR EACH ROW EXECUTE PROCEDURE diesel_set_updated_at()', _tbl);
-END;
-$$ LANGUAGE plpgsql;
-
-CREATE OR REPLACE FUNCTION diesel_set_updated_at() RETURNS trigger AS $$
-BEGIN
-    IF (
-        NEW IS DISTINCT FROM OLD AND
-        NEW.updated_at IS NOT DISTINCT FROM OLD.updated_at
-    ) THEN
-        NEW.updated_at := current_timestamp;
-    END IF;
-    RETURN NEW;
-END;
-$$ LANGUAGE plpgsql;

examples/diesel/migrations/2019-12-28-212542_create-posts/down.sql

@@ -1,2 +0,0 @@
--- This file should undo anything in `up.sql`
-DROP TABLE posts;

examples/diesel/migrations/2019-12-28-212542_create-posts/up.sql

@@ -1,12 +0,0 @@
--- Your SQL goes here
-CREATE TABLE posts (
-  id SERIAL PRIMARY KEY,
-  title VARCHAR NOT NULL,
-  body TEXT NOT NULL,
-  published BOOLEAN NOT NULL DEFAULT 'f'
-);
-
-INSERT INTO posts (title, body, published)
-VALUES ('First post', 'Interesting body', 't'),
-       ('Second post', 'Very interesting post', 't'),
-       ('Draft post', 'This is post will not be shown', 'f');

examples/diesel/schema.rs

@@ -1,8 +0,0 @@
-table! {
-    posts (id) {
-        id -> Int4,
-        title -> Varchar,
-        body -> Text,
-        published -> Bool,
-    }
-}

itconfig/Cargo.toml

@@ -61,8 +61,6 @@ tokio = { version = "1.2.0", features = ["macros", "rt-multi-thread"] }
 bytes = "1.0.1"
 futures-util = { version = "0.3.13", default-features = false }
 pretty_env_logger = "0.4.0"
-dotenv = "0.15.0"
-diesel = { version = "1.4.8", features = ["postgres"] }
 
 [badges]
 maintenance = { status = "passively-maintained" }
@@ -71,11 +69,6 @@ maintenance = { status = "passively-maintained" }
 [package.metadata.docs.rs]
 all-features = true
 
-[[example]]
-name = "diesel"
-path = "../examples/diesel/main.rs"
-required-features = ["macro"]
-
 [[example]]
 name = "hyper"
 path = "../examples/hyper.rs"