fix lint warnings

Author: MaxGraey

cli/index.js

@@ -425,7 +425,7 @@ export async function main(argv, options) {
         } catch (e1) {
           try {
             transform = require(resolved);
-          } catch (_) {
+          } catch {
             return prepareResult(e1);
           }
         }
@@ -1024,7 +1024,7 @@ export async function main(argv, options) {
     try {
       stats.readCount++;
       return await fs.promises.readFile(name, "utf8");
-    } catch (e) {
+    } catch {
       return null;
     }
   }
@@ -1038,7 +1038,7 @@ export async function main(argv, options) {
       await fs.promises.mkdir(dirPath, { recursive: true });
       await fs.promises.writeFile(filePath, contents);
       return true;
-    } catch (e) {
+    } catch {
       return false;
     }
   }
@@ -1049,7 +1049,7 @@ export async function main(argv, options) {
       stats.readCount++;
       return (await fs.promises.readdir(path.join(baseDir, dirname)))
         .filter(file => extension_re_except_d.test(file));
-    } catch (e) {
+    } catch {
       return null;
     }
   }

tests/allocators/index.js

@@ -40,12 +40,12 @@ async function test(file) {
   try {
     alloc(COMMON_MAX + 1, 0); // unreachable
     overflow = true;
-  } catch (e) { /* nop */ }
+  } catch { /* nop */ }
   if (overflow) throw Error("allocation can overflow COMMON_MAX + 1");
   try {
     alloc(0xffffffff, 0); // unreachable
     overflow = true;
-  } catch (e) { /* nop */ }
+  } catch { /* nop */ }
   if (overflow) throw Error("allocation can overflow 0xffffffff");
 }
 

tests/allocators/runner.js

@@ -41,7 +41,7 @@ export default function runner(exports, runs, allocs) {
   console.log("base: " + base);
   try {
     reset();
-  } catch (e) {
+  } catch {
     free(base);
   }
   let currentMem = exports.memory.buffer.byteLength;