Initial commit (by create-cloudflare CLI)

cool-dawn-3d3b/node_modules/blake3-wasm/dist/build/install.js

@@ -0,0 +1,100 @@
+"use strict";
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const fs_1 = require("fs");
+const https_1 = require("https");
+const path_1 = require("path");
+const stream_1 = require("stream");
+const versions_1 = require("./versions");
+/**
+ * Post-install script. Downloads the binary for the current Node.js version
+ * from the Gitub releases page, if it's available.
+ */
+const builtPlatforms = {
+    win32: 'windows-latest',
+    linux: 'ubuntu-latest',
+    darwin: 'macos-latest',
+};
+const { version } = require('../../package.json');
+const repoUrl = process.env.BLAKE3_REPO_URL || 'https://github.com/connor4312/blake3';
+const targets = require('../../targets.json');
+const bindingPath = path_1.join(__dirname, '..', 'native.node');
+function install() {
+    return __awaiter(this, void 0, void 0, function* () {
+        const current = versions_1.parseVersion(process.version);
+        const api = getBestAbiVersion(current);
+        if (!api) {
+            console.error('Your Node.js release is out of LTS and BLAKE3 bindings are not built for it. Update it to use native BLAKE3 bindings.');
+            return fallback();
+        }
+        const platform = builtPlatforms[process.platform];
+        if (!platform) {
+            console.error(`BLAKE3 bindings are not built for your platform (${process.platform})`);
+            return fallback();
+        }
+        console.log(`Retrieving native BLAKE3 bindings for Node ${api.nodeVersion} on ${process.platform}...`);
+        yield download(`${repoUrl}/releases/download/v${version}/${platform}-${api.abiVersion}.node`);
+        try {
+            require(bindingPath);
+        }
+        catch (e) {
+            console.log(`Error trying to import bindings: ${e.message}`);
+            return fallback();
+        }
+        useNativeImport();
+        console.log('BLAKE3 bindings retrieved');
+    });
+}
+function getBestAbiVersion(current) {
+    for (const targetVersion of Object.keys(targets)) {
+        const parsed = versions_1.parseVersion(targetVersion);
+        if (versions_1.compareVersion(current, parsed) >= 0) {
+            return { nodeVersion: targetVersion, abiVersion: targets[targetVersion] };
+        }
+    }
+    return undefined;
+}
+function fallback() {
+    console.error('BLAKE3 will use slower WebAssembly bindings when required in Node.js');
+}
+function download(url) {
+    return __awaiter(this, void 0, void 0, function* () {
+        return new Promise(resolve => {
+            const onError = (err) => {
+                console.error(`Could not download binding from ${url}: ${err.stack || err.message}`);
+                resolve(false);
+            };
+            const req = https_1.get(url, res => {
+                if (res.headers.location) {
+                    resolve(download(res.headers.location));
+                    return;
+                }
+                if (!res.statusCode || res.statusCode >= 300) {
+                    console.error(`Unexpected ${res.statusCode} from ${url}`);
+                    resolve(false);
+                    return;
+                }
+                stream_1.pipeline(res, fs_1.createWriteStream(bindingPath), err => (err ? onError(err) : resolve(true)));
+            });
+            req.on('error', onError);
+        });
+    });
+}
+function useNativeImport() {
+    const indexFile = path_1.join(__dirname, '..', 'index.js');
+    const contents = fs_1.readFileSync(indexFile, 'utf-8');
+    fs_1.writeFileSync(indexFile, contents.replace('"./node"', '"./node-native"'));
+}
+install().catch(err => {
+    console.error(`There was an uncaught error installing native bindings: ${err.stack}`);
+    fallback();
+});
+//# sourceMappingURL=install.js.map