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use std::path::{Path, PathBuf};
use next_custom_transforms::chain_transforms::{custom_before_pass, TransformOptions};
use serde::de::DeserializeOwned;
use swc_core::{
base::Compiler,
common::{comments::SingleThreadedComments, Mark},
ecma::{
ast::noop_pass,
parser::{Syntax, TsSyntax},
},
};
use testing::{NormalizedOutput, Tester};
#[testing::fixture("tests/full/**/input.js")]
fn full(input: PathBuf) {
test(&input, true);
}
#[testing::fixture("tests/loader/**/input.js")]
fn loader(input: PathBuf) {
test(&input, false);
}
fn test(input: &Path, minify: bool) {
let output = input.parent().unwrap().join("output.js");
Tester::new()
.print_errors(|cm, handler| {
let c = Compiler::new(cm.clone());
let fm = cm.load_file(input).expect("failed to load file");
let options = TransformOptions {
lint_codemod_comments: true,
swc: swc_core::base::config::Options {
swcrc: true,
output_path: Some(output.clone()),
config: swc_core::base::config::Config {
is_module: Some(swc_core::base::config::IsModule::Bool(true)),
jsc: swc_core::base::config::JscConfig {
minify: if minify {
Some(assert_json("{ \"compress\": true, \"mangle\": true }"))
} else {
None
},
syntax: Some(Syntax::Typescript(TsSyntax {
tsx: true,
..Default::default()
})),
external_helpers: true.into(),
..Default::default()
},
..Default::default()
},
..Default::default()
},
disable_next_ssg: false,
disable_page_config: false,
pages_dir: None,
is_page_file: false,
is_development: true,
is_server_compiler: false,
server_components: None,
styled_components: Some(assert_json("{}")),
styled_jsx: assert_json("{}"),
remove_console: None,
react_remove_properties: None,
relay: None,
shake_exports: None,
emotion: Some(assert_json("{}")),
modularize_imports: None,
font_loaders: None,
app_dir: None,
server_actions: None,
cjs_require_optimizer: None,
auto_modularize_imports: None,
optimize_barrel_exports: None,
optimize_server_react: None,
prefer_esm: false,
debug_function_name: false,
css_env: None,
track_dynamic_imports: false,
};
let unresolved_mark = Mark::new();
let mut options = options.patch(&fm);
options.swc.unresolved_mark = Some(unresolved_mark);
let comments = SingleThreadedComments::default();
match c.process_js_with_custom_pass(
fm.clone(),
None,
&handler,
&options.swc,
comments.clone(),
|_| {
custom_before_pass(
cm.clone(),
fm.clone(),
&options,
comments.clone(),
Default::default(),
unresolved_mark,
Default::default(),
)
},
|_| noop_pass(),
) {
Ok(v) => {
NormalizedOutput::from(v.code)
.compare_to_file(output)
.unwrap();
}
Err(err) => panic!("Error: {:?}", err),
};
Ok(())
})
.map(|_| ())
.expect("failed");
}
/// Using this, we don't have to break code by adding field.s
fn assert_json<T>(json_str: &str) -> T
where
T: DeserializeOwned,
{
serde_json::from_str(json_str).expect("failed to deserialize")
}
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