mdbook-trunk 0.0.5

mdBook plugin which bundles packages using Trunk and includes them as iframes.
Documentation 
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use std::env;

use anyhow::Result;
use cargo::{core::Workspace, util::important_paths::find_root_manifest_for_wd, GlobalContext};
use mdbook::{renderer::RenderContext, BookItem, Renderer};

use crate::{parser::iframe::parse_iframes, trunk::build};

pub struct TrunkRenderer;

impl TrunkRenderer {
    pub fn new() -> Self {
        Self
    }
}

impl Default for TrunkRenderer {
    fn default() -> Self {
        TrunkRenderer::new()
    }
}

impl Renderer for TrunkRenderer {
    fn name(&self) -> &str {
        "trunk"
    }

    fn render(&self, ctx: &RenderContext) -> Result<()> {
        let gctx = GlobalContext::default()?;
        let workspace = Workspace::new(&find_root_manifest_for_wd(&env::current_dir()?)?, &gctx)?;

        process_items(ctx, &workspace, &ctx.book.sections)?;

        Ok(())
    }
}

fn process_items(ctx: &RenderContext, workspace: &Workspace, items: &Vec<BookItem>) -> Result<()> {
    for section in items {
        if let BookItem::Chapter(chapter) = section {
            let blocks = parse_iframes(chapter)?;
            for (_, config) in blocks {
                let dest_dir = ctx.destination.join(config.dest_name());

                build(workspace, config, &dest_dir)?;
            }

            process_items(ctx, workspace, &chapter.sub_items)?;
        }
    }

    Ok(())
}