mirror of
https://github.com/swc-project/swc.git
synced 2024-12-26 23:27:56 +03:00
ee7575695d
**Description:** - `jsc.experimental.keepImportAssertions` is renamed to `jsc.experimental.keepImportAttributes`. - `jsc.experimental.emitAssertForImportAttributes` is added. **Related issue:** - Closes #7908
508 lines
14 KiB
Rust
508 lines
14 KiB
Rust
use std::{fs::read_to_string, path::PathBuf};
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use rustc_hash::FxHashSet;
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use sourcemap::SourceMap;
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use swc_common::{comments::SingleThreadedComments, source_map::SourceMapGenConfig};
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use swc_ecma_ast::EsVersion;
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use swc_ecma_codegen::{self, text_writer::WriteJs, Emitter};
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use swc_ecma_parser::{lexer::Lexer, Parser, Syntax};
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use swc_ecma_testing::{exec_node_js, JsExecOptions};
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static IGNORED_PASS_TESTS: &[&str] = &[
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// Temporally ignored
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"16c7073c546fdd58.js",
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"369fd0a1e40030d8.js",
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"3df03e7e138b7760.js",
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"5333f04581124314.js",
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"a157424306915066.js",
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"ce5f3bc27d5ccaac.js",
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"d4e81043d808dc31.js",
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// Stack size (Stupid parens)
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"6b5e7e125097d439.js",
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"714be6d28082eaa7.js",
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"882910de7dd1aef9.js",
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"dd3c63403db5c06e.js",
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// Wrong tests (variable name or value is different)
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"0339fa95c78c11bd.js",
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"0426f15dac46e92d.js",
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"0b4d61559ccce0f9.js",
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"0f88c334715d2489.js",
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"1093d98f5fc0758d.js",
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"15d9592709b947a0.js",
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"2179895ec5cc6276.js",
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"247a3a57e8176ebd.js",
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"441a92357939904a.js",
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"47f974d6fc52e3e4.js",
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"4e1a0da46ca45afe.js",
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"5829d742ab805866.js",
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"589dc8ad3b9aa28f.js",
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"598a5cedba92154d.js",
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"72d79750e81ef03d.js",
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"7788d3c1e1247da9.js",
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"7b72d7b43bedc895.js",
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"7dab6e55461806c9.js",
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"82c827ccaecbe22b.js",
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"87a9b0d1d80812cc.js",
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"8c80f7ee04352eba.js",
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"96f5d93be9a54573.js",
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"988e362ed9ddcac5.js",
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"9bcae7c7f00b4e3c.js",
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"a8a03a88237c4e8f.js",
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"ad06370e34811a6a.js",
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"b0fdc038ee292aba.js",
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"b62c6dd890bef675.js",
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"cb211fadccb029c7.js",
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"ce968fcdf3a1987c.js",
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"db3c01738aaf0b92.js",
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"e1387fe892984e2b.js",
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"e71c1d5f0b6b833c.js",
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"e8ea384458526db0.js",
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// We don't implement Annex B fully.
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"1c1e2a43fe5515b6.js",
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"3dabeca76119d501.js",
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"52aeec7b8da212a2.js",
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"59ae0289778b80cd.js",
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"a4d62a651f69d815.js",
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"c06df922631aeabc.js",
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// swc_common issue - `\r` should be treated as a newline
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"be2c3fff6426873e.js",
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"db66e1e8f3f1faef.js",
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"a7b8ce1d4c0f0bc2.js",
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"6498dcc494193cb4.js",
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"6a240463b40550d2.js",
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// TODO: (maybe) fix span of `,`
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"641ac9060a206183.js",
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"e4cef19dab44335a.js",
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"a6806d6fedbf6759.js",
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"2dc0ded5a1bff643.js",
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"547fa50af16beca7.js",
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"547fa50af16beca7.js",
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"8c8a7a2941fb6d64.js",
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"9e98dbfde77e3dfe.js",
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"d9eb39b11bc766f4.js",
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"f9888fa1a1e366e7.js",
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"78cf02220fb0937c.js",
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// TODO(kdy1): Non-ascii char count
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"58cb05d17f7ec010.js",
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"4d2c7020de650d40.js",
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"dafb7abe5b9b44f5.js",
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// Our one is better
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"1efde9ddd9d6e6ce.module.js",
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"d010d377bcfd5565.js",
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"ce0aaec02d5d4465.js",
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"edd1f39f90576180.js",
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"290fdc5a2f826ead.js",
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"e71a91c61343cdb1.js",
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"409f30dc7efe75d5.js",
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"03608b6e222ae700.js",
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"e54c1a2fc15cd4b8.js",
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"e08e181172bad2b1.js",
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"cc793d44a11617e7.js",
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"54e70df597a4f9a3.js",
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"efef19e06f58fdd9.js",
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"e0fc2148b455a6be.js",
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"10857a84ed2962f1.js",
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"d7c7ff252e84e81d.js",
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"0aa6aab640155051.js",
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"c80d9415dde647cd.js",
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"09e84f25af85b836.js",
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"ce8c443eb361e1a2.js",
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"affd557fd820e1f2.js",
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"ec99a663d6f3983d.js",
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"01fd8e8a0a42307b.js",
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"e01c7172cf204b92.js",
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"12d5bedf1812952a.js",
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"df20c9b7a7d534cb.js",
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"c767fa4d683aa3ce.js",
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"bf8ffad512a5f568.js",
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"c8513472857eae9c.js",
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"b86b0122e80c330e.js",
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"aa7e721756949024.js",
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"a830df7cf2e74c9f.js",
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"845631d1a33b3409.js",
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"066b76285ce79182.js",
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"fe2d3b945530c806.js",
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"bd28a7d19ac0d50b.js",
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"06c7efc128ce74a0.js",
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"075c7204d0b0af60.js",
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"0827a8316cca777a.js",
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"b9a0cb6df76a73d2.js",
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"bf210a4f0cf9e352.js",
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"6edc155d463535cb.js",
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"b8f8dfc41df97add.js",
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"b549d045fc8e93bf.js",
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"e42f306327c0f578.js",
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"9a9cb616daadf90a.js",
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"d2ae1c7b6e55143f.js",
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"a445a478b4ce0c58.js",
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"0d137e8a97ffe083.js",
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"b7a6a807ae6db312.js",
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"bb8b546cf9db5996.js",
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"50ac15a08f7c812f.js",
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"a2cb5a14559c6a50.js",
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"bbff5671643cc2ea.js",
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"c2f12d66ce17d5ab.js",
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"13045bfdda0434e0.js",
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"10d6486502949e74.js",
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"119e9dce4feae643.js",
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"1223609b0f7a2129.js",
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"177fef3d002eb873.js",
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"19ffea7e9e887e08.js",
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"1c6c67fcd71f2d08.js",
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"1cdce2d337e64b4f.js",
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"1f039e0eeb1bc271.js",
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"227118dffd2c9935.js",
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"250ced8c8e83b389.js",
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"a2798917405b080b.js",
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"ad6bf12aa7eda975.js",
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"24fa28a37061a18f.js",
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"252bb992a448270e.js",
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"285648c16156804f.js",
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"2d10fed2af94fbd1.js",
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"3097f73926c93640.js",
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"30aee1020fc69090.js",
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"312f85fecc352681.js",
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"317532451c2ce8ff.js",
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"32b635a9667a9fb1.js",
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"36224cf8215ad8e4.js",
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"37e4a6eca1ece7e5.js",
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"38284ea2d9914d86.js",
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"3b57183c81070eec.js",
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"3bbd75d597d54fe6.js",
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"3c1e2ada0ac2b8e3.js",
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"3e1a6f702041b599.js",
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"3e3a99768a4a1502.js",
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"3e69c5cc1a7ac103.js",
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"3eac36e29398cdc5.js",
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"3ff52d86c77678bd.js",
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"43023cd549deee77.js",
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"44af28febe2288cc.js",
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"478ede4cfe7906d5.js",
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"4869454dd215468e.js",
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"48b6f8ce65d3b3ee.js",
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"4c71e11fbbc56349.js",
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"4d833cbc56caaaf9.js",
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"4e7c58761e24d77c.js",
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"4e7c58761e24d77c.js",
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"5641ad33abcd1752.js",
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"587400d1c019785a.js",
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"58ed6ffb30191684.js",
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"5b8d2b991d2c1f5b.js",
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"5f730961df66e8e8.js",
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"597108fd45a6e79b.js",
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"60dcd48a3f6af44f.js",
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"62d7c1ee4e1626c4.js",
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"665f4940c7cf30c9.js",
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"64cc57f82a54b7fb.js",
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"66d2dbcb692491ec.module.js",
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"697b3d30c1d06918.js",
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"698a8cfb0705c277.js",
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"69bbdc7c34ed23cc.js",
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"6a323491fe75918a.js",
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"6b76b8761a049c19.js",
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"70bf2c409480ae10.js",
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"74c5ebda713c8bd7.js",
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"75172741c27c7703.js",
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"753a8b016a700975.js",
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"77c661b2fbe3dd3a.js",
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"784a059faa166072.js",
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"7855fbf5ea10e622.js",
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"7cd7c68a6131f816.js",
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"7df2a606ecc6cd84.js",
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"7dfb625b91c5c879.js",
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"7fdf990c6f42edcd.module.js",
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"80d2351a5ae68524.js",
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"84250e15785d8a9e.js",
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"85263ecacc7a4dc5.js",
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"8628cd459b39ffe8.js",
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"870a0b8d891753e9.js",
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"8d14286a8cc6ee9d.js",
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"8d67ad04bfc356c9.js",
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"8ecaef2617d8c6a7.js",
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"918e105a2ff6c64a.js",
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"92fd8e24864fde0a.js",
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"94b8a654a87039b9.js",
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"94cb828d5dcfd136.js",
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"98df58b0c40fac90.js",
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"9949a2e1a6844836.module.js",
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"99cdfc40e20af6f5.js",
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"9a666205cafd530f.js",
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"a454d2e2ab3484e6.js",
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"a54cca69085ad35a.js",
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"a86a29773d1168d3.js",
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"b205355de22689d1.js",
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"b93d116fd0409637.js",
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"c85bc4de504befc7.js",
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"c8689b6da6fd227a.js",
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"cda499c521ff60c7.js",
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"d4b898b45172a637.js",
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"e2ac0bea41202dc9.js",
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"f01d9f3c7b2b2717.js",
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"f15772354efa5ecf.js",
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"f17ec9517a3339d9.js",
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"fa5b398eeef697a6.js",
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"fa9eaf58f51d6926.js",
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"faa4a026e1e86145.js",
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"fada2c7bbfabe14a.js",
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"fb8db7a71f3755fc.js",
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"fbde237f11796df9.js",
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"fd5ea844fcc07d3d.js",
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"6c5f0dd83c417a5a.js",
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"78eb22badc114b6f.js",
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"7afd38d79e6795a8.js",
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"80950061e291542b.js",
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"8a0fc8ea31727188.module.js",
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"af97a3752e579223.js",
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"bbffb851469a3f0e.js",
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"bc302492d441d561.js",
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"be2fd5888f434cbd.js",
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"f3260491590325af.js",
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];
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#[testing::fixture("../swc_ecma_parser/tests/test262-parser/pass/*.js")]
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fn identity(entry: PathBuf) {
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let file_name = entry
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.file_name()
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.unwrap()
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.to_str()
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.expect("to_str() failed")
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.to_string();
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let input = read_to_string(&entry).unwrap();
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let ignore = IGNORED_PASS_TESTS.contains(&&*file_name);
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if ignore {
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return;
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}
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let is_module = file_name.contains("module");
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let msg = format!(
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"\n\n========== Running codegen test {}\nSource:\n{}\n",
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file_name, input
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);
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let mut wr = vec![];
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::testing::run_test(false, |cm, handler| {
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let fm = cm.load_file(&entry).expect("failed to load file");
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eprintln!(
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"{}\nPos: {:?} ~ {:?} (L{})",
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msg,
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fm.start_pos,
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fm.end_pos,
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fm.count_lines()
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);
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let (expected_code, expected_map, visualizer_url_for_expected) =
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match get_expected(&fm.src, is_module) {
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Some(v) => v,
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None => return Ok(()),
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};
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println!("Expected code:\n{}", expected_code);
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let expected_tokens = print_source_map(&expected_map);
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let comments = SingleThreadedComments::default();
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let lexer = Lexer::new(
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Syntax::default(),
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Default::default(),
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(&*fm).into(),
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Some(&comments),
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);
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let mut parser: Parser<Lexer> = Parser::new_from(lexer);
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let mut src_map = vec![];
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{
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let mut wr = Box::new(swc_ecma_codegen::text_writer::JsWriter::new(
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cm.clone(),
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"\n",
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&mut wr,
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Some(&mut src_map),
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)) as Box<dyn WriteJs>;
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wr = Box::new(swc_ecma_codegen::text_writer::omit_trailing_semi(wr));
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let mut emitter = Emitter {
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cfg: swc_ecma_codegen::Config::default()
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.with_minify(true)
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.with_ascii_only(true)
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.with_target(EsVersion::Es5),
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cm: cm.clone(),
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wr,
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comments: None,
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};
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// Parse source
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if is_module {
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emitter
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.emit_module(
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&parser
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.parse_module()
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.map_err(|e| e.into_diagnostic(handler).emit())?,
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)
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.unwrap();
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} else {
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emitter
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.emit_script(
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&parser
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.parse_script()
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.map_err(|e| e.into_diagnostic(handler).emit())?,
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)
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.unwrap();
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}
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}
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let actual_code = String::from_utf8(wr).unwrap();
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let actual_map = cm.build_source_map_with_config(&src_map, None, SourceMapConfigImpl);
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let visualizer_url_for_actual = visualizer_url(&actual_code, &actual_map);
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let actual_tokens = print_source_map(&actual_map);
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let common_tokens = actual_tokens
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.iter()
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.filter(|a| expected_tokens.contains(&**a))
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.map(|v| v.to_string())
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.collect::<FxHashSet<_>>();
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let actual_tokens_diff = actual_tokens
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.iter()
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.filter(|a| !common_tokens.contains(&**a))
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.map(|v| v.to_string())
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.collect::<Vec<_>>();
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let expected_tokens_diff = expected_tokens
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.iter()
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.filter(|a| !common_tokens.contains(&**a))
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.map(|v| v.to_string())
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.collect::<Vec<_>>();
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eprintln!("---- Actual -----");
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for s in actual_tokens_diff {
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eprintln!("{}", s);
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}
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eprintln!("---- Expected -----");
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for s in expected_tokens_diff {
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eprintln!("{}", s);
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}
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dbg!(&src_map);
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if actual_code != expected_code {
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// Generated code is different
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// We can't ensure that identical sourcemap will mean identical code
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eprintln!("Actual code:\n{}", actual_code);
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eprintln!("Expected code:\n{}", expected_code);
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return Ok(());
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}
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eprintln!(
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"----- Visualizer -----\nExpected: {}\nActual: {}",
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visualizer_url_for_expected, visualizer_url_for_actual
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);
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assert_eq_same_map(&expected_map, &actual_map);
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Ok(())
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})
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.expect("failed to run test");
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}
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fn get_expected(code: &str, is_module: bool) -> Option<(String, SourceMap, String)> {
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let output = exec_node_js(
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include_str!("./srcmap.mjs"),
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JsExecOptions {
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cache: true,
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module: true,
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args: vec![
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code.to_string(),
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if is_module {
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"module".into()
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} else {
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"script".into()
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},
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],
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},
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)
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.ok()?;
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|
|
let v = serde_json::from_str::<serde_json::Map<String, serde_json::Value>>(&output).unwrap();
|
|
|
|
let code = v.get("code").unwrap().as_str().unwrap();
|
|
let map = v.get("map").unwrap().as_str().unwrap();
|
|
|
|
let map = SourceMap::from_slice(map.as_bytes()).expect("invalid sourcemap");
|
|
|
|
let visualizer_url = visualizer_url(code, &map);
|
|
|
|
Some((code.to_string(), map, visualizer_url))
|
|
}
|
|
|
|
fn print_source_map(map: &SourceMap) -> Vec<String> {
|
|
let mut v = map
|
|
.tokens()
|
|
.map(|t| {
|
|
format!(
|
|
"Token: {}:{} => {}:{}",
|
|
t.get_src_line(),
|
|
t.get_src_col(),
|
|
t.get_dst_line(),
|
|
t.get_dst_col()
|
|
)
|
|
})
|
|
.collect::<Vec<_>>();
|
|
|
|
v.sort();
|
|
v
|
|
}
|
|
|
|
fn assert_eq_same_map(expected: &SourceMap, actual: &SourceMap) {
|
|
for expected_token in expected.tokens() {
|
|
let actual_token = actual
|
|
.lookup_token(expected_token.get_dst_line(), expected_token.get_dst_col())
|
|
.unwrap_or_else(|| panic!("token not found: {:?}", expected_token));
|
|
|
|
if expected_token.get_src_line() == 0 && expected_token.get_src_col() == 0 {
|
|
continue;
|
|
}
|
|
|
|
assert_eq!(
|
|
expected_token.get_src_line(),
|
|
actual_token.get_src_line(),
|
|
"line mismatch at {}:{}",
|
|
expected_token.get_dst_line(),
|
|
expected_token.get_dst_col()
|
|
);
|
|
assert_eq!(
|
|
expected_token.get_src_col(),
|
|
actual_token.get_src_col(),
|
|
"col mismatch at {}:{}",
|
|
expected_token.get_dst_line(),
|
|
expected_token.get_dst_col()
|
|
);
|
|
}
|
|
}
|
|
|
|
/// Creates a url for https://evanw.github.io/source-map-visualization/
|
|
fn visualizer_url(code: &str, map: &SourceMap) -> String {
|
|
let map = {
|
|
let mut buf = vec![];
|
|
map.to_writer(&mut buf).unwrap();
|
|
String::from_utf8(buf).unwrap()
|
|
};
|
|
|
|
let code_len = format!("{}\0", code.len());
|
|
let map_len = format!("{}\0", map.len());
|
|
let hash = base64::encode(format!("{}{}{}{}", code_len, code, map_len, map));
|
|
|
|
format!("https://evanw.github.io/source-map-visualization/#{}", hash)
|
|
}
|
|
|
|
struct SourceMapConfigImpl;
|
|
|
|
impl SourceMapGenConfig for SourceMapConfigImpl {
|
|
fn file_name_to_source(&self, f: &swc_common::FileName) -> String {
|
|
f.to_string()
|
|
}
|
|
|
|
fn inline_sources_content(&self, _: &swc_common::FileName) -> bool {
|
|
true
|
|
}
|
|
}
|