Move Elm toolchain to 0.19.2

.github/workflows/test-pr.yaml

@@ -134,7 +134,7 @@ jobs:
             - name: Install Elm
               if: ${{ contains(matrix.fixture, 'elm') }}
               run: |
-                  curl -L -o elm.gz https://github.com/elm/compiler/releases/download/0.19.1/binary-for-linux-64-bit.gz
+                  curl -L -o elm.gz https://github.com/elm/compiler/releases/download/0.19.2/elm-0.19.2-linux-x64.gz
                   gunzip elm.gz
                   chmod +x elm
                   sudo mv elm /usr/local/bin/

test/fixtures/elm/Warmup.elm

@@ -3,7 +3,8 @@ module Warmup exposing (warmup)
 {-| Compiled once by the fixture's setup command so that all package
 dependencies are downloaded and built into the shared ELM_HOME cache
 before the per-sample compiles run in parallel. Concurrent cold-cache
-downloads can corrupt elm 0.19.1's package registry.
+builds corrupt elm's shared package cache (still reproducible with
+elm 0.19.2).
 -}
 
 import Dict exposing (Dict)

test/fixtures/elm/elm.json

@@ -1,7 +1,7 @@
 {
     "type": "application",
     "source-directories": ["."],
-    "elm-version": "0.19.1",
+    "elm-version": "0.19.2",
     "dependencies": {
         "direct": {
             "NoRedInk/elm-json-decode-pipeline": "1.0.1",

test/languages.ts

@@ -732,8 +732,9 @@ export const ElmLanguage: Language = {
     name: "elm",
     base: "test/fixtures/elm",
     // Compiling `Warmup.elm` once up front downloads and builds all package
-    // dependencies into the shared ELM_HOME cache; elm 0.19.1 can corrupt
-    // its package registry when parallel compiles race on a cold cache.
+    // dependencies into the shared ELM_HOME cache; elm corrupts its shared
+    // package cache when parallel compiles race on a cold cache (still
+    // reproducible with elm 0.19.2).
     setupCommand: "rm -rf elm-stuff && elm make Warmup.elm --output=/dev/null",
     compileCommand: "elm make Main.elm --output elm.js",
     runCommand(sample: string) {