tools: add BigInt to globals

PR-URL: #21237 Reviewed-By: Gus Caplan <[email protected]> Reviewed-By: Rich Trott <[email protected]> Reviewed-By: Joyee Cheung <[email protected]> Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: Luigi Pinca <[email protected]> Reviewed-By: Yuta Hiroto <[email protected]> Reviewed-By: Ujjwal Sharma <[email protected]> Reviewed-By: James M Snell <[email protected]>

Author: seishun

.eslintrc.js

@@ -243,6 +243,7 @@ module.exports ={
 'node-core/no-unescaped-regexp-dot': 'error',
 },
 globals: {
+BigInt: false,
 COUNTER_HTTP_CLIENT_REQUEST: false,
 COUNTER_HTTP_CLIENT_RESPONSE: false,
 COUNTER_HTTP_SERVER_REQUEST: false,

lib/internal/fs/utils.js

@@ -160,7 +160,6 @@ Stats.prototype._checkModeProperty = function(property){
 returnfalse;// Some types are not available on Windows
 }
 if(typeofthis.mode==='bigint'){// eslint-disable-line valid-typeof
-// eslint-disable-next-line no-undef
 return(this.mode&BigInt(S_IFMT))===BigInt(property);
 }
 return(this.mode&S_IFMT)===property;

test/parallel/test-fs-stat-bigint.js

@@ -31,7 +31,6 @@ function verifyStats(bigintStats, numStats){
 `difference of ${key}.getTime() should < 2.\n`+
 `Number version ${time}, BigInt version ${time2}n`);
 }elseif(key==='mode'){
-// eslint-disable-next-line no-undef
 assert.strictEqual(bigintStats[key],BigInt(val));
 assert.strictEqual(
 bigintStats.isBlockDevice(),
@@ -65,7 +64,6 @@ function verifyStats(bigintStats, numStats){
 assert.strictEqual(bigintStats[key],undefined);
 assert.strictEqual(numStats[key],undefined);
 }elseif(Number.isSafeInteger(val)){
-// eslint-disable-next-line no-undef
 assert.strictEqual(bigintStats[key],BigInt(val));
 }else{
 assert(