parcel-bundler / parcel-bundler/lightningcss
Wrong transpilation of logical properties
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- Dominant language
- Rust
- Stars
- 7.7k
- Forks
- 302
- PR merge metrics
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Description
Same issue as https://github.com/parcel-bundler/lightningcss/issues/171
Data in table from caniuse.com (note 3) and lightningcss.dev/playground
Safari, Firefox and iOS seem to be handled correctly.
| Support | Chrome | Edge | Safari | Firefox | Opera | iOS | Samsung | |
|---|---|---|---|---|---|---|---|---|
| 🔴 | 🔴 | 🟢* | 🟢 | 🔴 | 🟢* | 🔴 | ||
caniuse.com |
🟡 | 69 |
79 |
12.1 |
41 |
56 |
12.2 |
10.1 |
lightningcss |
🟡 | - |
- |
13 |
41 |
- |
13 |
- |
caniuse.com |
🟢 | 89 |
89 |
15 |
66 |
76 |
15 |
15 |
lightningcss |
🟢 | 87 |
87 |
15 |
66 |
62 |
15 |
14 |
*not sure about decimals
Related question: Is there a plan to support toggling/configuring individual syntax lowering features?
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with the reproduction in the lightningcss.dev playground and compare it with the linked issue #171. Check the logical-properties support data against the reported browser targets and transpilation output. Done means the output matches the expected support boundaries for the listed browser versions.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- css, rust
- Domain
- compilers, frontend
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100