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denoland-deno/cli/tools/vendor/build.rs

1093 lines
31 KiB
Rust

// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
use std::fmt::Write as _;
use std::path::Path;
use std::path::PathBuf;
use deno_ast::ModuleSpecifier;
use deno_core::anyhow::bail;
use deno_core::anyhow::Context;
use deno_core::error::AnyError;
use deno_graph::Module;
use deno_graph::ModuleGraph;
use deno_graph::ModuleKind;
use import_map::ImportMap;
use import_map::SpecifierMap;
use crate::cache::ParsedSourceCache;
use super::analyze::has_default_export;
use super::import_map::build_import_map;
use super::mappings::Mappings;
use super::mappings::ProxiedModule;
use super::specifiers::is_remote_specifier;
/// Allows substituting the environment for testing purposes.
pub trait VendorEnvironment {
fn cwd(&self) -> Result<PathBuf, AnyError>;
fn create_dir_all(&self, dir_path: &Path) -> Result<(), AnyError>;
fn write_file(&self, file_path: &Path, text: &str) -> Result<(), AnyError>;
fn path_exists(&self, path: &Path) -> bool;
}
pub struct RealVendorEnvironment;
impl VendorEnvironment for RealVendorEnvironment {
fn cwd(&self) -> Result<PathBuf, AnyError> {
Ok(std::env::current_dir()?)
}
fn create_dir_all(&self, dir_path: &Path) -> Result<(), AnyError> {
Ok(std::fs::create_dir_all(dir_path)?)
}
fn write_file(&self, file_path: &Path, text: &str) -> Result<(), AnyError> {
std::fs::write(file_path, text)
.with_context(|| format!("Failed writing {}", file_path.display()))
}
fn path_exists(&self, path: &Path) -> bool {
path.exists()
}
}
/// Vendors remote modules and returns how many were vendored.
pub fn build(
graph: ModuleGraph,
parsed_source_cache: &ParsedSourceCache,
output_dir: &Path,
original_import_map: Option<&ImportMap>,
environment: &impl VendorEnvironment,
) -> Result<usize, AnyError> {
assert!(output_dir.is_absolute());
let output_dir_specifier =
ModuleSpecifier::from_directory_path(output_dir).unwrap();
if let Some(original_im) = &original_import_map {
validate_original_import_map(original_im, &output_dir_specifier)?;
}
// build the graph
graph.lock()?;
let graph_errors = graph.errors();
if !graph_errors.is_empty() {
for err in &graph_errors {
log::error!("{}", err);
}
bail!("failed vendoring");
}
// figure out how to map remote modules to local
let all_modules = graph.modules();
let remote_modules = all_modules
.iter()
.filter(|m| is_remote_specifier(&m.specifier))
.copied()
.collect::<Vec<_>>();
let mappings =
Mappings::from_remote_modules(&graph, &remote_modules, output_dir)?;
// write out all the files
for module in &remote_modules {
let source = match &module.maybe_source {
Some(source) => source,
None => continue,
};
let local_path = mappings
.proxied_path(&module.specifier)
.unwrap_or_else(|| mappings.local_path(&module.specifier));
if !matches!(module.kind, ModuleKind::Esm | ModuleKind::Asserted) {
log::warn!(
"Unsupported module kind {:?} for {}",
module.kind,
module.specifier
);
continue;
}
environment.create_dir_all(local_path.parent().unwrap())?;
environment.write_file(&local_path, source)?;
}
// write out the proxies
for (specifier, proxied_module) in mappings.proxied_modules() {
let proxy_path = mappings.local_path(specifier);
let module = graph.get(specifier).unwrap();
let text =
build_proxy_module_source(module, proxied_module, parsed_source_cache)?;
environment.write_file(&proxy_path, &text)?;
}
// create the import map if necessary
if !remote_modules.is_empty() {
let import_map_path = output_dir.join("import_map.json");
let import_map_text = build_import_map(
&output_dir_specifier,
&graph,
&all_modules,
&mappings,
original_import_map,
parsed_source_cache,
)?;
environment.write_file(&import_map_path, &import_map_text)?;
}
Ok(remote_modules.len())
}
fn validate_original_import_map(
import_map: &ImportMap,
output_dir: &ModuleSpecifier,
) -> Result<(), AnyError> {
fn validate_imports(
imports: &SpecifierMap,
output_dir: &ModuleSpecifier,
) -> Result<(), AnyError> {
for entry in imports.entries() {
if let Some(value) = entry.value {
if value.as_str().starts_with(output_dir.as_str()) {
bail!(
"Providing an existing import map with entries for the output directory is not supported (\"{}\": \"{}\").",
entry.raw_key,
entry.raw_value.unwrap_or("<INVALID>"),
);
}
}
}
Ok(())
}
validate_imports(import_map.imports(), output_dir)?;
for scope in import_map.scopes() {
if scope.key.starts_with(output_dir.as_str()) {
bail!(
"Providing an existing import map with a scope for the output directory is not supported (\"{}\").",
scope.raw_key,
);
}
validate_imports(scope.imports, output_dir)?;
}
Ok(())
}
fn build_proxy_module_source(
module: &Module,
proxied_module: &ProxiedModule,
parsed_source_cache: &ParsedSourceCache,
) -> Result<String, AnyError> {
let mut text = String::new();
writeln!(
text,
"// @deno-types=\"{}\"",
proxied_module.declaration_specifier
)
.unwrap();
let relative_specifier = format!(
"./{}",
proxied_module
.output_path
.file_name()
.unwrap()
.to_string_lossy()
);
// for simplicity, always include the `export *` statement as it won't error
// even when the module does not contain a named export
writeln!(text, "export * from \"{}\";", relative_specifier).unwrap();
// add a default export if one exists in the module
if let Some(parsed_source) =
parsed_source_cache.get_parsed_source_from_module(module)?
{
if has_default_export(&parsed_source) {
writeln!(
text,
"export {{ default }} from \"{}\";",
relative_specifier
)
.unwrap();
}
}
Ok(text)
}
#[cfg(test)]
mod test {
use crate::tools::vendor::test::VendorTestBuilder;
use deno_core::serde_json::json;
use pretty_assertions::assert_eq;
#[tokio::test]
async fn no_remote_modules() {
let mut builder = VendorTestBuilder::with_default_setup();
let output = builder
.with_loader(|loader| {
loader.add("/mod.ts", "");
})
.build()
.await
.unwrap();
assert_eq!(output.import_map, None,);
assert_eq!(output.files, vec![],);
}
#[tokio::test]
async fn local_specifiers_to_remote() {
let mut builder = VendorTestBuilder::with_default_setup();
let output = builder
.with_loader(|loader| {
loader
.add(
"/mod.ts",
concat!(
r#"import "https://localhost/mod.ts";"#,
r#"import "https://localhost/other.ts?test";"#,
r#"import "https://localhost/redirect.ts";"#,
),
)
.add("https://localhost/mod.ts", "export class Mod {}")
.add("https://localhost/other.ts?test", "export class Other {}")
.add_redirect(
"https://localhost/redirect.ts",
"https://localhost/mod.ts",
);
})
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"https://localhost/other.ts?test": "./localhost/other.ts",
"https://localhost/redirect.ts": "./localhost/mod.ts",
"https://localhost/": "./localhost/",
}
}))
);
assert_eq!(
output.files,
to_file_vec(&[
("/vendor/localhost/mod.ts", "export class Mod {}"),
("/vendor/localhost/other.ts", "export class Other {}"),
]),
);
}
#[tokio::test]
async fn remote_specifiers() {
let mut builder = VendorTestBuilder::with_default_setup();
let output = builder
.with_loader(|loader| {
loader
.add(
"/mod.ts",
concat!(
r#"import "https://localhost/mod.ts";"#,
r#"import "https://other/mod.ts";"#,
),
)
.add(
"https://localhost/mod.ts",
concat!(
"export * from './other.ts';",
"export * from './redirect.ts';",
"export * from '/absolute.ts';",
),
)
.add("https://localhost/other.ts", "export class Other {}")
.add_redirect(
"https://localhost/redirect.ts",
"https://localhost/other.ts",
)
.add("https://localhost/absolute.ts", "export class Absolute {}")
.add("https://other/mod.ts", "export * from './sub/mod.ts';")
.add(
"https://other/sub/mod.ts",
concat!(
"export * from '../sub2/mod.ts';",
"export * from '../sub2/other?asdf';",
// reference a path on a different origin
"export * from 'https://localhost/other.ts';",
"export * from 'https://localhost/redirect.ts';",
),
)
.add("https://other/sub2/mod.ts", "export class Mod {}")
.add_with_headers(
"https://other/sub2/other?asdf",
"export class Other {}",
&[("content-type", "application/javascript")],
);
})
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"https://localhost/": "./localhost/",
"https://localhost/redirect.ts": "./localhost/other.ts",
"https://other/": "./other/",
},
"scopes": {
"./localhost/": {
"./localhost/redirect.ts": "./localhost/other.ts",
"/absolute.ts": "./localhost/absolute.ts",
},
"./other/": {
"./other/sub2/other?asdf": "./other/sub2/other.js"
}
}
}))
);
assert_eq!(
output.files,
to_file_vec(&[
("/vendor/localhost/absolute.ts", "export class Absolute {}"),
(
"/vendor/localhost/mod.ts",
concat!(
"export * from './other.ts';",
"export * from './redirect.ts';",
"export * from '/absolute.ts';",
)
),
("/vendor/localhost/other.ts", "export class Other {}"),
("/vendor/other/mod.ts", "export * from './sub/mod.ts';"),
(
"/vendor/other/sub/mod.ts",
concat!(
"export * from '../sub2/mod.ts';",
"export * from '../sub2/other?asdf';",
"export * from 'https://localhost/other.ts';",
"export * from 'https://localhost/redirect.ts';",
)
),
("/vendor/other/sub2/mod.ts", "export class Mod {}"),
("/vendor/other/sub2/other.js", "export class Other {}"),
]),
);
}
#[tokio::test]
async fn same_target_filename_specifiers() {
let mut builder = VendorTestBuilder::with_default_setup();
let output = builder
.with_loader(|loader| {
loader
.add(
"/mod.ts",
concat!(
r#"import "https://localhost/MOD.TS";"#,
r#"import "https://localhost/mod.TS";"#,
r#"import "https://localhost/mod.ts";"#,
r#"import "https://localhost/mod.ts?test";"#,
r#"import "https://localhost/CAPS.TS";"#,
),
)
.add("https://localhost/MOD.TS", "export class Mod {}")
.add("https://localhost/mod.TS", "export class Mod2 {}")
.add("https://localhost/mod.ts", "export class Mod3 {}")
.add("https://localhost/mod.ts?test", "export class Mod4 {}")
.add("https://localhost/CAPS.TS", "export class Caps {}");
})
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"https://localhost/mod.TS": "./localhost/mod_2.TS",
"https://localhost/mod.ts": "./localhost/mod_3.ts",
"https://localhost/mod.ts?test": "./localhost/mod_4.ts",
"https://localhost/": "./localhost/",
}
}))
);
assert_eq!(
output.files,
to_file_vec(&[
("/vendor/localhost/CAPS.TS", "export class Caps {}"),
("/vendor/localhost/MOD.TS", "export class Mod {}"),
("/vendor/localhost/mod_2.TS", "export class Mod2 {}"),
("/vendor/localhost/mod_3.ts", "export class Mod3 {}"),
("/vendor/localhost/mod_4.ts", "export class Mod4 {}"),
]),
);
}
#[tokio::test]
async fn multiple_entrypoints() {
let mut builder = VendorTestBuilder::with_default_setup();
let output = builder
.add_entry_point("/test.deps.ts")
.with_loader(|loader| {
loader
.add("/mod.ts", r#"import "https://localhost/mod.ts";"#)
.add(
"/test.deps.ts",
r#"export * from "https://localhost/test.ts";"#,
)
.add("https://localhost/mod.ts", "export class Mod {}")
.add("https://localhost/test.ts", "export class Test {}");
})
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"https://localhost/": "./localhost/",
}
}))
);
assert_eq!(
output.files,
to_file_vec(&[
("/vendor/localhost/mod.ts", "export class Mod {}"),
("/vendor/localhost/test.ts", "export class Test {}"),
]),
);
}
#[tokio::test]
async fn json_module() {
let mut builder = VendorTestBuilder::with_default_setup();
let output = builder
.with_loader(|loader| {
loader
.add(
"/mod.ts",
r#"import data from "https://localhost/data.json" assert { type: "json" };"#,
)
.add("https://localhost/data.json", "{}");
})
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"https://localhost/": "./localhost/"
}
}))
);
assert_eq!(
output.files,
to_file_vec(&[("/vendor/localhost/data.json", "{}"),]),
);
}
#[tokio::test]
async fn data_urls() {
let mut builder = VendorTestBuilder::with_default_setup();
let mod_file_text = r#"import * as b from "data:application/typescript,export%20*%20from%20%22https://localhost/mod.ts%22;";"#;
let output = builder
.with_loader(|loader| {
loader
.add("/mod.ts", &mod_file_text)
.add("https://localhost/mod.ts", "export class Example {}");
})
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"https://localhost/": "./localhost/"
}
}))
);
assert_eq!(
output.files,
to_file_vec(&[("/vendor/localhost/mod.ts", "export class Example {}"),]),
);
}
#[tokio::test]
async fn x_typescript_types_no_default() {
let mut builder = VendorTestBuilder::with_default_setup();
let output = builder
.with_loader(|loader| {
loader
.add("/mod.ts", r#"import "https://localhost/mod.js";"#)
.add_with_headers(
"https://localhost/mod.js",
"export class Mod {}",
&[("x-typescript-types", "https://localhost/mod.d.ts")],
)
.add("https://localhost/mod.d.ts", "export class Mod {}");
})
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"https://localhost/": "./localhost/"
}
}))
);
assert_eq!(
output.files,
to_file_vec(&[
("/vendor/localhost/mod.d.ts", "export class Mod {}"),
(
"/vendor/localhost/mod.js",
concat!(
"// @deno-types=\"https://localhost/mod.d.ts\"\n",
"export * from \"./mod.proxied.js\";\n"
)
),
("/vendor/localhost/mod.proxied.js", "export class Mod {}"),
]),
);
}
#[tokio::test]
async fn x_typescript_types_default_export() {
let mut builder = VendorTestBuilder::with_default_setup();
let output = builder
.with_loader(|loader| {
loader
.add("/mod.ts", r#"import "https://localhost/mod.js";"#)
.add_with_headers(
"https://localhost/mod.js",
"export default class Mod {}",
&[("x-typescript-types", "https://localhost/mod.d.ts")],
)
.add("https://localhost/mod.d.ts", "export default class Mod {}");
})
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"https://localhost/": "./localhost/"
}
}))
);
assert_eq!(
output.files,
to_file_vec(&[
("/vendor/localhost/mod.d.ts", "export default class Mod {}"),
(
"/vendor/localhost/mod.js",
concat!(
"// @deno-types=\"https://localhost/mod.d.ts\"\n",
"export * from \"./mod.proxied.js\";\n",
"export { default } from \"./mod.proxied.js\";\n",
)
),
(
"/vendor/localhost/mod.proxied.js",
"export default class Mod {}"
),
]),
);
}
#[tokio::test]
async fn subdir() {
let mut builder = VendorTestBuilder::with_default_setup();
let output = builder
.with_loader(|loader| {
loader
.add(
"/mod.ts",
r#"import "http://localhost:4545/sub/logger/mod.ts?testing";"#,
)
.add(
"http://localhost:4545/sub/logger/mod.ts?testing",
"export * from './logger.ts?test';",
)
.add(
"http://localhost:4545/sub/logger/logger.ts?test",
"export class Logger {}",
);
})
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"http://localhost:4545/sub/logger/mod.ts?testing": "./localhost_4545/sub/logger/mod.ts",
"http://localhost:4545/": "./localhost_4545/",
},
"scopes": {
"./localhost_4545/": {
"./localhost_4545/sub/logger/logger.ts?test": "./localhost_4545/sub/logger/logger.ts"
}
}
}))
);
assert_eq!(
output.files,
to_file_vec(&[
(
"/vendor/localhost_4545/sub/logger/logger.ts",
"export class Logger {}",
),
(
"/vendor/localhost_4545/sub/logger/mod.ts",
"export * from './logger.ts?test';"
),
]),
);
}
#[tokio::test]
async fn same_origin_absolute_with_redirect() {
let mut builder = VendorTestBuilder::with_default_setup();
let output = builder
.with_loader(|loader| {
loader
.add(
"/mod.ts",
r#"import "https://localhost/subdir/sub/mod.ts";"#,
)
.add(
"https://localhost/subdir/sub/mod.ts",
"import 'https://localhost/std/hash/mod.ts'",
)
.add_redirect(
"https://localhost/std/hash/mod.ts",
"https://localhost/std@0.1.0/hash/mod.ts",
)
.add(
"https://localhost/std@0.1.0/hash/mod.ts",
"export class Test {}",
);
})
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"https://localhost/std/hash/mod.ts": "./localhost/std@0.1.0/hash/mod.ts",
"https://localhost/": "./localhost/",
},
}))
);
assert_eq!(
output.files,
to_file_vec(&[
(
"/vendor/localhost/std@0.1.0/hash/mod.ts",
"export class Test {}"
),
(
"/vendor/localhost/subdir/sub/mod.ts",
"import 'https://localhost/std/hash/mod.ts'"
),
]),
);
}
#[tokio::test]
async fn remote_relative_specifier_with_scheme_like_folder_name() {
let mut builder = VendorTestBuilder::with_default_setup();
let output = builder
.with_loader(|loader| {
loader
.add("/mod.ts", "import 'https://localhost/mod.ts';")
.add(
"https://localhost/mod.ts",
"import './npm:test@1.0.0/test/test!cjs?test';import './npm:test@1.0.0/mod.ts';",
)
.add(
"https://localhost/npm:test@1.0.0/mod.ts",
"console.log(4);",
)
.add_with_headers(
"https://localhost/npm:test@1.0.0/test/test!cjs?test",
"console.log(5);",
&[("content-type", "application/javascript")],
);
})
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"https://localhost/": "./localhost/"
},
"scopes": {
"./localhost/": {
"./localhost/npm:test@1.0.0/mod.ts": "./localhost/npm_test@1.0.0/mod.ts",
"./localhost/npm:test@1.0.0/test/test!cjs?test": "./localhost/npm_test@1.0.0/test/test!cjs.js",
"./localhost/npm_test@1.0.0/test/test!cjs?test": "./localhost/npm_test@1.0.0/test/test!cjs.js"
}
}
}))
);
assert_eq!(
output.files,
to_file_vec(&[
(
"/vendor/localhost/mod.ts",
"import './npm:test@1.0.0/test/test!cjs?test';import './npm:test@1.0.0/mod.ts';"
),
("/vendor/localhost/npm_test@1.0.0/mod.ts", "console.log(4);"),
(
"/vendor/localhost/npm_test@1.0.0/test/test!cjs.js",
"console.log(5);"
),
]),
);
}
#[tokio::test]
async fn existing_import_map_basic() {
let mut builder = VendorTestBuilder::with_default_setup();
let mut original_import_map = builder.new_import_map("/import_map2.json");
original_import_map
.imports_mut()
.append(
"https://localhost/mod.ts".to_string(),
"./local_vendor/mod.ts".to_string(),
)
.unwrap();
let local_vendor_scope = original_import_map
.get_or_append_scope_mut("./local_vendor/")
.unwrap();
local_vendor_scope
.append(
"https://localhost/logger.ts".to_string(),
"./local_vendor/logger.ts".to_string(),
)
.unwrap();
local_vendor_scope
.append(
"/console_logger.ts".to_string(),
"./local_vendor/console_logger.ts".to_string(),
)
.unwrap();
let output = builder
.with_loader(|loader| {
loader.add("/mod.ts", "import 'https://localhost/mod.ts'; import 'https://localhost/other.ts';");
loader.add("/local_vendor/mod.ts", "import 'https://localhost/logger.ts'; import '/console_logger.ts'; console.log(5);");
loader.add("/local_vendor/logger.ts", "export class Logger {}");
loader.add("/local_vendor/console_logger.ts", "export class ConsoleLogger {}");
loader.add("https://localhost/mod.ts", "console.log(6);");
loader.add("https://localhost/other.ts", "import './mod.ts';");
})
.set_original_import_map(original_import_map.clone())
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"https://localhost/mod.ts": "../local_vendor/mod.ts",
"https://localhost/": "./localhost/"
},
"scopes": {
"../local_vendor/": {
"https://localhost/logger.ts": "../local_vendor/logger.ts",
"/console_logger.ts": "../local_vendor/console_logger.ts",
},
"./localhost/": {
"./localhost/mod.ts": "../local_vendor/mod.ts",
},
}
}))
);
assert_eq!(
output.files,
to_file_vec(&[("/vendor/localhost/other.ts", "import './mod.ts';")]),
);
}
#[tokio::test]
async fn existing_import_map_remote_dep_bare_specifier() {
let mut builder = VendorTestBuilder::with_default_setup();
let mut original_import_map = builder.new_import_map("/import_map2.json");
original_import_map
.imports_mut()
.append(
"twind".to_string(),
"https://localhost/twind.ts".to_string(),
)
.unwrap();
let output = builder
.with_loader(|loader| {
loader.add("/mod.ts", "import 'https://remote/mod.ts';");
loader.add("https://remote/mod.ts", "import 'twind';");
loader.add("https://localhost/twind.ts", "export class Test {}");
})
.set_original_import_map(original_import_map.clone())
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"https://localhost/": "./localhost/",
"https://remote/": "./remote/"
},
"scopes": {
"./remote/": {
"twind": "./localhost/twind.ts"
},
}
}))
);
assert_eq!(
output.files,
to_file_vec(&[
("/vendor/localhost/twind.ts", "export class Test {}"),
("/vendor/remote/mod.ts", "import 'twind';"),
]),
);
}
#[tokio::test]
async fn existing_import_map_mapped_bare_specifier() {
let mut builder = VendorTestBuilder::with_default_setup();
let mut original_import_map = builder.new_import_map("/import_map.json");
let imports = original_import_map.imports_mut();
imports
.append("$fresh".to_string(), "https://localhost/fresh".to_string())
.unwrap();
imports
.append("std/".to_string(), "https://deno.land/std/".to_string())
.unwrap();
let output = builder
.with_loader(|loader| {
loader.add("/mod.ts", "import 'std/mod.ts'; import '$fresh';");
loader.add("https://deno.land/std/mod.ts", "export function test() {}");
loader.add_with_headers(
"https://localhost/fresh",
"export function fresh() {}",
&[("content-type", "application/typescript")],
);
})
.set_original_import_map(original_import_map.clone())
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"https://deno.land/": "./deno.land/",
"https://localhost/": "./localhost/",
"$fresh": "./localhost/fresh.ts",
"std/mod.ts": "./deno.land/std/mod.ts",
},
}))
);
assert_eq!(
output.files,
to_file_vec(&[
("/vendor/deno.land/std/mod.ts", "export function test() {}"),
("/vendor/localhost/fresh.ts", "export function fresh() {}")
]),
);
}
#[tokio::test]
async fn existing_import_map_remote_absolute_specifier_local() {
let mut builder = VendorTestBuilder::with_default_setup();
let mut original_import_map = builder.new_import_map("/import_map.json");
original_import_map
.imports_mut()
.append(
"https://localhost/logger.ts?test".to_string(),
"./local/logger.ts".to_string(),
)
.unwrap();
let output = builder
.with_loader(|loader| {
loader.add("/mod.ts", "import 'https://localhost/mod.ts'; import 'https://localhost/logger.ts?test';");
loader.add("/local/logger.ts", "export class Logger {}");
// absolute specifier in a remote module that will point at ./local/logger.ts
loader.add("https://localhost/mod.ts", "import '/logger.ts?test';");
loader.add("https://localhost/logger.ts?test", "export class Logger {}");
})
.set_original_import_map(original_import_map.clone())
.build()
.await
.unwrap();
assert_eq!(
output.import_map,
Some(json!({
"imports": {
"https://localhost/logger.ts?test": "../local/logger.ts",
"https://localhost/": "./localhost/",
},
"scopes": {
"./localhost/": {
"/logger.ts?test": "../local/logger.ts",
},
}
}))
);
assert_eq!(
output.files,
to_file_vec(&[("/vendor/localhost/mod.ts", "import '/logger.ts?test';")]),
);
}
#[tokio::test]
async fn existing_import_map_imports_output_dir() {
let mut builder = VendorTestBuilder::with_default_setup();
let mut original_import_map = builder.new_import_map("/import_map.json");
original_import_map
.imports_mut()
.append(
"std/mod.ts".to_string(),
"./vendor/deno.land/std/mod.ts".to_string(),
)
.unwrap();
let err = builder
.with_loader(|loader| {
loader.add("/mod.ts", "import 'std/mod.ts';");
loader.add("/vendor/deno.land/std/mod.ts", "export function f() {}");
loader.add("https://deno.land/std/mod.ts", "export function f() {}");
})
.set_original_import_map(original_import_map.clone())
.build()
.await
.err()
.unwrap();
assert_eq!(
err.to_string(),
concat!(
"Providing an existing import map with entries for the output ",
"directory is not supported ",
"(\"std/mod.ts\": \"./vendor/deno.land/std/mod.ts\").",
)
);
}
#[tokio::test]
async fn existing_import_map_scopes_entry_output_dir() {
let mut builder = VendorTestBuilder::with_default_setup();
let mut original_import_map = builder.new_import_map("/import_map.json");
let scopes = original_import_map
.get_or_append_scope_mut("./other/")
.unwrap();
scopes
.append("/mod.ts".to_string(), "./vendor/mod.ts".to_string())
.unwrap();
let err = builder
.with_loader(|loader| {
loader.add("/mod.ts", "console.log(5);");
})
.set_original_import_map(original_import_map.clone())
.build()
.await
.err()
.unwrap();
assert_eq!(
err.to_string(),
concat!(
"Providing an existing import map with entries for the output ",
"directory is not supported ",
"(\"/mod.ts\": \"./vendor/mod.ts\").",
)
);
}
#[tokio::test]
async fn existing_import_map_scopes_key_output_dir() {
let mut builder = VendorTestBuilder::with_default_setup();
let mut original_import_map = builder.new_import_map("/import_map.json");
let scopes = original_import_map
.get_or_append_scope_mut("./vendor/")
.unwrap();
scopes
.append("/mod.ts".to_string(), "./vendor/mod.ts".to_string())
.unwrap();
let err = builder
.with_loader(|loader| {
loader.add("/mod.ts", "console.log(5);");
})
.set_original_import_map(original_import_map.clone())
.build()
.await
.err()
.unwrap();
assert_eq!(
err.to_string(),
concat!(
"Providing an existing import map with a scope for the output ",
"directory is not supported (\"./vendor/\").",
)
);
}
#[tokio::test]
async fn vendor_file_fails_loading_dynamic_import() {
let mut builder = VendorTestBuilder::with_default_setup();
let err = builder
.with_loader(|loader| {
loader.add("/mod.ts", "import 'https://localhost/mod.ts';");
loader.add("https://localhost/mod.ts", "await import('./test.ts');");
loader.add_failure(
"https://localhost/test.ts",
"500 Internal Server Error",
);
})
.build()
.await
.err()
.unwrap();
assert_eq!(err.to_string(), "failed vendoring");
}
fn to_file_vec(items: &[(&str, &str)]) -> Vec<(String, String)> {
items
.iter()
.map(|(f, t)| (f.to_string(), t.to_string()))
.collect()
}
}