ci: add jsr slow types check (#76)

JSR prevents packages with "slow types" [1] from being published to the registry without special configuration.

Add a CI check for slow types and fix existing failures.

.github/workflows/ci.yml

@@ -34,6 +34,16 @@ jobs:
     - name: Test
       run: npm run test
 
+  jsr:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+
+    - uses: denoland/[email protected]
+
+    - name: jsr slow types check
+      run: deno publish --dry-run
+
   docs:
     runs-on: ubuntu-latest
     steps:

jsr.json

@@ -2,6 +2,16 @@
   "name": "@extism/extism",
   "version": "0.0.0-replaced-by-ci",
   "exports": "./src/mod.ts",
-  "include": ["./src/**/*.ts", "LICENSE", "README.md", "types", "tsconfig.json"],
-  "exclude": ["./src/mod.test.ts"]
+  "publish": {
+    "include": [
+      "./src/**/*.ts",
+      "LICENSE",
+      "README.md",
+      "types",
+      "tsconfig.json"
+    ],
+    "exclude": [
+      "./src/mod.test.ts"
+    ]
+  }
 }

src/call-context.ts

@@ -188,7 +188,7 @@ export class CallContext {
       return this.alloc(n);
     },
 
-    free: (addr: number) => {
+    free: (addr: number): void => {
       this.#blocks[Block.addressToIndex(addr)] = null;
     },
 
@@ -206,14 +206,14 @@ export class CallContext {
       return block?.view.getBigUint64(Number(offset), true) as bigint;
     },
 
-    store_u8: (addr: bigint, n: number) => {
+    store_u8: (addr: bigint, n: number): void => {
       const blockIdx = Block.addressToIndex(addr);
       const offset = Block.maskAddress(addr);
       const block = this.#blocks[blockIdx];
       block?.view.setUint8(Number(offset), Number(n));
     },
 
-    store_u64: (addr: bigint, n: bigint) => {
+    store_u64: (addr: bigint, n: bigint): void => {
       const blockIdx = Block.addressToIndex(addr);
       const offset = Block.maskAddress(addr);
       const block = this.#blocks[blockIdx];
@@ -239,7 +239,7 @@ export class CallContext {
       return this.#input?.view.getBigUint64(Number(offset), true) as bigint;
     },
 
-    output_set: (addr: bigint, length: bigint) => {
+    output_set: (addr: bigint, length: bigint): void => {
       const blockIdx = Block.addressToIndex(addr);
       const block = this.#blocks[blockIdx];
       if (!block) {
@@ -253,7 +253,7 @@ export class CallContext {
       this.#stack[this.#stack.length - 1][1] = blockIdx;
     },
 
-    error_set: (addr: bigint) => {
+    error_set: (addr: bigint): void => {
       const blockIdx = Block.addressToIndex(addr);
       const block = this.#blocks[blockIdx];
       if (!block) {