use crate::workspace_path;
use anyhow::{Context as _, Result};
use semver::Version;
use std::fs;
use toml::Table;

pub fn get() -> Result<Version> {
    let syn_cargo_toml = workspace_path::get("Cargo.toml");
    let content = fs::read_to_string(syn_cargo_toml)?;
    let manifest: Table = toml::from_str(&content)?;
    manifest
        .get("package")
        .context("[package] not found in Cargo.toml")?
        .get("version")
        .and_then(toml::Value::as_str)
        .context("package version not found in Cargo.toml")?
        .parse()
        .context("failed to parse package version")
}