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82 lines
2.1 KiB
Rust
82 lines
2.1 KiB
Rust
use std::path::PathBuf;
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use swc_common::{chain, pass::Repeat, Mark};
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use swc_ecma_parser::{EsConfig, Syntax};
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use swc_ecma_transforms_base::fixer::paren_remover;
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use swc_ecma_transforms_optimization::simplify::{dce::dce, expr_simplifier};
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use swc_ecma_transforms_testing::{test_fixture, Tester};
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use swc_ecma_visit::{as_folder, Fold, VisitMut};
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fn remover(t: &Tester) -> impl VisitMut + Fold {
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as_folder(paren_remover(Some(
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Box::leak(Box::new(t.comments.clone())) as _
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)))
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}
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#[testing::fixture("tests/dce/**/input.js")]
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fn dce_single_pass(input: PathBuf) {
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let output = input.with_file_name("output.js");
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test_fixture(
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Syntax::Es(EsConfig {
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decorators: true,
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..Default::default()
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}),
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&|t| chain!(remover(t), dce(Default::default())),
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&input,
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&output,
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);
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}
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#[testing::fixture("tests/dce/**/input.js")]
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fn dce_repeated(input: PathBuf) {
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let output = input.with_file_name("output.full.js");
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test_fixture(
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Syntax::Es(EsConfig {
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decorators: true,
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..Default::default()
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}),
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&|t| chain!(remover(t), Repeat::new(dce(Default::default()))),
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&input,
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&output,
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);
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}
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#[testing::fixture("tests/dce-jsx/**/input.js")]
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fn dce_jsx(input: PathBuf) {
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let output = input.with_file_name("output.js");
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test_fixture(
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Syntax::Es(EsConfig {
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decorators: true,
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jsx: true,
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..Default::default()
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}),
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&|t| chain!(remover(t), dce(Default::default())),
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&input,
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&output,
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);
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}
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#[testing::fixture("tests/expr-simplifier/**/input.js")]
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fn expr(input: PathBuf) {
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let output = input.with_file_name("output.js");
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test_fixture(
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Syntax::Es(EsConfig {
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..Default::default()
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}),
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&|t| {
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let top_level_mark = Mark::fresh(Mark::root());
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chain!(
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remover(t),
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Repeat::new(expr_simplifier(top_level_mark, Default::default()))
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)
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},
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&input,
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&output,
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);
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}
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