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https://github.com/denoland/deno.git
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cba5ae45c2
Changes logo prefix from `icon-*` to `logo-*` so they are correctly discovered by Jupyter.
97 lines
3 KiB
Rust
97 lines
3 KiB
Rust
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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use deno_core::anyhow::bail;
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use deno_core::anyhow::Context;
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use deno_core::error::AnyError;
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use deno_core::serde_json;
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use deno_core::serde_json::json;
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use std::env::current_exe;
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use std::io::Write;
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use std::path::Path;
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use tempfile::TempDir;
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const DENO_ICON_32: &[u8] = include_bytes!("./resources/deno-logo-32x32.png");
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const DENO_ICON_64: &[u8] = include_bytes!("./resources/deno-logo-64x64.png");
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const DENO_ICON_SVG: &[u8] = include_bytes!("./resources/deno-logo-svg.svg");
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pub fn status() -> Result<(), AnyError> {
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let output = std::process::Command::new("jupyter")
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.args(["kernelspec", "list", "--json"])
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.output()
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.context("Failed to get list of installed kernelspecs")?;
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let json_output: serde_json::Value =
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serde_json::from_slice(&output.stdout)
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.context("Failed to parse JSON from kernelspec list")?;
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if let Some(specs) = json_output.get("kernelspecs") {
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if let Some(specs_obj) = specs.as_object() {
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if specs_obj.contains_key("deno") {
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println!("✅ Deno kernel already installed");
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return Ok(());
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}
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}
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}
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println!("ℹ️ Deno kernel is not yet installed, run `deno jupyter --unstable --install` to set it up");
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Ok(())
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}
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fn install_icon(
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dir_path: &Path,
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filename: &str,
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icon_data: &[u8],
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) -> Result<(), AnyError> {
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let path = dir_path.join(filename);
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let mut file = std::fs::File::create(path)?;
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file.write_all(icon_data)?;
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Ok(())
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}
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pub fn install() -> Result<(), AnyError> {
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let temp_dir = TempDir::new().unwrap();
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let kernel_json_path = temp_dir.path().join("kernel.json");
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// TODO(bartlomieju): add remaining fields as per
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// https://jupyter-client.readthedocs.io/en/stable/kernels.html#kernel-specs
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// FIXME(bartlomieju): replace `current_exe` before landing?
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let json_data = json!({
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"argv": [current_exe().unwrap().to_string_lossy(), "--unstable", "jupyter", "--kernel", "--conn", "{connection_file}"],
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"display_name": "Deno",
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"language": "typescript",
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});
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let f = std::fs::File::create(kernel_json_path)?;
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serde_json::to_writer_pretty(f, &json_data)?;
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install_icon(temp_dir.path(), "logo-32x32.png", DENO_ICON_32)?;
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install_icon(temp_dir.path(), "logo-64x64.png", DENO_ICON_64)?;
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install_icon(temp_dir.path(), "logo-svg.svg", DENO_ICON_SVG)?;
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let child_result = std::process::Command::new("jupyter")
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.args([
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"kernelspec",
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"install",
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"--user",
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"--name",
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"deno",
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&temp_dir.path().to_string_lossy(),
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])
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.spawn();
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if let Ok(mut child) = child_result {
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let wait_result = child.wait();
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match wait_result {
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Ok(status) => {
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if !status.success() {
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bail!("Failed to install kernelspec, try again.");
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}
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}
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Err(err) => {
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bail!("Failed to install kernelspec: {}", err);
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}
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}
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}
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let _ = std::fs::remove_dir(temp_dir);
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println!("✅ Deno kernelspec installed successfully.");
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Ok(())
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}
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