language-tools

Describe the bug tsgo / --tsgo-experimental-api seem to not work properly with --watch. I have tried specifying a workspace, or being in the directory. Normal --incremental seems to work fine. Reproduction I have found this issue in my personal project, but I managed to reproduce it here as well. The following is a test of a freshly built copy of In this repository, in , when running: The output repeats itself every second, until timeout kills the background process. Note, I made this repro use timeout, and touch command, but there is nothing special about that, It breaks just as well without that. Expected behaviour Only one detected change System Info OS: Arch btw IDE: None needed Which package is the issue about? svelte-check Additional Information, eg. Screenshots

#3124. Another alternative is to completely remove the old type-argument handling.

Describe the bug Passing a type argument directly to silently makes the destructured props : does not report these invalid operations. Using the documented syntax correctly preserves the types: This is particularly easy to introduce with AI-generated code, which sometimes places the type argument on instead of the destructuring pattern. Because no diagnostic is produced, we had to create a custom lint rule specifically to forbid this form. Expected behaviour should either: produce a diagnostic instructing users to annotate the destructuring pattern, or correctly apply to the destructured variables. It must not silently fall back to . System Info OS: macOS 27.0 Svelte: 5.57.1 svelte-check: 4.7.6 TypeScript: 6.0.3 Which package is the issue about? svelte2tsx svelte-check