Issues

• svelte-check --tsgo-experimental-api: detect tsrs as TypeScript 7

  sveltejs/language-tools#3191 · Filter by author Ionmi opened on Nov 9, 2026

• svelte-check --tsgo / --incremental: import of a non-existent .svelte file is not reported

  sveltejs/language-tools#3187 · Filter by author chenxin-yan opened on Nov 8, 2026

• svelte-check --tsgo exits 0 when a component fails to parse

  sveltejs/language-tools#3185 · Filter by author chrisb4096-alt opened on Nov 6, 2026

• svelte-check under Bun loses output past 64 KB when piped (exitAfterFlush)

  sveltejs/language-tools#3179 · Filter by author mauriciabad opened on Nov 3, 2026

• emitDts declaration maps for Svelte components point to svelte2tsx output positions, not the .svelte source

  bug
  sveltejs/language-tools#3175 · Filter by author teemingc opened on Nov 1, 2026
  1

• svelte-check --tsgo: type-only exports from .svelte modules unresolved and real type errors missed vs the standard checker

  awaiting submitter
  sveltejs/language-tools#3174 · Filter by author djdembeck opened on Oct 31, 2026
  1

• --tsgo / --incremental check nothing in a symlinked source directory

  sveltejs/language-tools#3163 · Filter by author xyrolle opened on Oct 22, 2026

• --tsgo-experimental-api lowercases Svelte diagnostic paths on case-insensitive filesystems

  sveltejs/language-tools#3159 · Filter by author xyrolle opened on Oct 22, 2026

• svelte-check --tsgo reports errors from deleted components

  sveltejs/language-tools#3157 · Filter by author xyrolle opened on Oct 22, 2026

• Relative compilerOptions.types entry makes --tsgo and --incremental skip all semantic checks

  sveltejs/language-tools#3156 · Filter by author xyrolle opened on Oct 22, 2026

• --tsgo / --incremental: "return type of an async function must be the global Promise<T> type" on async hooks and entries

  sveltejs/language-tools#3153 · Filter by author xyrolle opened on Oct 22, 2026

• Don't default moduleResolution to node10 for Typescript 6.0

  breaking change
  sveltejs/language-tools#3147 · Filter by author scottohara opened on Oct 19, 2026
  3

• --tsgo: .svelte files imported through package.json imports (e.g. Kit 3 #lib/*) resolve to the ambient *.svelte shim

  sveltejs/language-tools#3142 · Filter by author Bewinxed opened on Oct 15, 2026
  4

• Using svelte-check with --tsgo includes more files

  sveltejs/language-tools#3120 · Filter by author gusalecar opened on Sep 11, 2026
  2

• @sveltejs/vite-plugin-svelte does not recognize vite-plus configuration exports

  bug
  sveltejs/language-tools#3118 · Filter by author hexadecimal233 opened on Sep 7, 2026
  1

• svelte-check --tsgo-experimental-api crashes immediately: "Cannot run with tsconfig path without LS/TSdoc resolver" (CI/Linux/arm64 only, not repro'd on macOS)

  upstream
  sveltejs/language-tools#3095 · Filter by author hoonwee-sherpas opened on Aug 6, 2026
  11

• bump required node version, drop dependencies

  breaking change
  sveltejs/language-tools#3092 · Filter by author Rich-Harris opened on Aug 4, 2026

• svelte-check: Doesn't flag TS2614 about exporting snippets from .svelte files, but TypeScript does

  sveltejs/language-tools#3083 · Filter by author webJose opened on Jul 23, 2026
  4

• Reading svelte config from vite.config.js/ts files introduced in 4.6.0 seems flawed

  bug
  sveltejs/language-tools#3080 · Filter by author scottohara opened on Jul 17, 2026

• Typescript 7 crashes svelte2tsx and svelte-check

  sveltejs/language-tools#3063 · Filter by author Suya1671 opened on Jun 18, 2026
  14

• svelte-check --incremental breaks zero-effort type safety

  bug
  sveltejs/language-tools#3061 · Filter by author spykr opened on Jun 18, 2026
  1

• Type import with same name as variable causes migration error

  bug
  sveltejs/language-tools#3035 · Filter by author brunnerh opened on May 27, 2026
  4

• svelte-check --tsgo --incremental tsconfig.json "references" inconsistency

  sveltejs/language-tools#3027 · Filter by author ageorgeh opened on May 12, 2026
  1

• Add --cache-location for --incremental mode

  Feature

  sveltejs/language-tools#3012 · Filter by author Jojoshua opened on Apr 29, 2026
  2

• Svelte maintained tree-sitter grammar

  sveltejs/language-tools#2997 · Filter by author jkbz64 opened on Mar 31, 2026
  2