use crate::config;
use anyhow::Context;
use schemars::schema_for;
use std::path::Path;
const FOLDER: &str = ".schema";
const FILE: &str = "latest.json";
pub fn generate_schema_to_disk() -> anyhow::Result<()> {
let file_path = Path::new(FOLDER).join(FILE);
let json = generate_schema_json().context("can't generate schema")?;
fs_err::create_dir_all(FOLDER)?;
fs_err::write(file_path, json).context("can't write schema")?;
Ok(())
}
fn generate_schema_json() -> anyhow::Result<String> {
let schema = schema_for!(config::Config);
let json = serde_json::to_string_pretty(&schema).context("can't convert schema to string")?;
Ok(json)
}
#[cfg(test)]
mod tests {
use crate::generate_schema::{FILE, FOLDER, generate_schema_json};
use pretty_assertions::assert_eq;
use std::env;
use std::path::{Path, PathBuf};
#[test]
fn schema_is_up_to_date() {
let file_path = schema_path();
let existing_json: String = fs_err::read_to_string(file_path).unwrap();
let new_json = generate_schema_json().unwrap();
assert_eq!(
existing_json.replace("\r\n", "\n"),
new_json.replace("\r\n", "\n"),
"(Hint: if change is intentional run `cargo run -- generate-schema` to update schema.)"
);
fn schema_path() -> PathBuf {
let output = std::process::Command::new(env!("CARGO"))
.arg("locate-project")
.arg("--workspace")
.arg("--message-format=plain")
.output()
.unwrap()
.stdout;
let workspace_path = Path::new(std::str::from_utf8(&output).unwrap().trim())
.parent()
.unwrap();
workspace_path.join(FOLDER).join(FILE)
}
}
#[test]
fn schema_contains_id_field() {
let json = generate_schema_json().unwrap();
let schema: serde_json::Value = serde_json::from_str(&json).unwrap();
assert_eq!(
schema.get("$id"),
Some(&serde_json::Value::String(
"https://raw.githubusercontent.com/release-plz/release-plz/main/.schema/latest.json".to_string()
)),
"Schema should contain the $id field specified in config.rs"
);
}
}