[Refactor] add getFilename utility for eslint 10

Author: tylermumford

lib/rules/forward-ref-uses-ref.js

@@ -6,6 +6,7 @@
 
 const isParenthesized = require('../util/ast').isParenthesized;
 const docsUrl = require('../util/docsUrl');
+const getSourceCode = require('../util/eslint').getSourceCode;
 const report = require('../util/report');
 const getMessageData = require('../util/message');
 
@@ -57,7 +58,7 @@ module.exports = {
   },
 
   create(context) {
-    const sourceCode = context.getSourceCode();
+    const sourceCode = getSourceCode(context);
 
     return {
       'FunctionExpression, ArrowFunctionExpression'(node) {

lib/rules/jsx-filename-extension.js

@@ -7,6 +7,7 @@
 
 const path = require('path');
 const docsUrl = require('../util/docsUrl');
+const getFilename = require('../util/eslint').getFilename;
 const report = require('../util/report');
 
 // ------------------------------------------------------------------------------
@@ -61,7 +62,7 @@ module.exports = {
   },
 
   create(context) {
-    const filename = context.getFilename();
+    const filename = getFilename(context);
 
     let jsxNode;
 

lib/util/eslint.js

@@ -4,6 +4,10 @@ function getSourceCode(context) {
   return context.getSourceCode ? context.getSourceCode() : context.sourceCode;
 }
 
+function getFilename(context) {
+  return context.getFilename ? context.getFilename() : context.filename;
+}
+
 function getAncestors(context, node) {
   const sourceCode = getSourceCode(context);
   return sourceCode.getAncestors ? sourceCode.getAncestors(node) : context.getAncestors();
@@ -38,6 +42,7 @@ function getText(context) {
 
 module.exports = {
   getAncestors,
+  getFilename,
   getFirstTokens,
   getScope,
   getSourceCode,

lib/util/version.js

@@ -11,6 +11,7 @@ const path = require('path');
 const resolve = require('resolve');
 const semver = require('semver');
 const error = require('./error');
+const getFilename = require('./eslint').getFilename;
 
 const ULTIMATE_LATEST_SEMVER = '999.999.999';
 
@@ -28,7 +29,7 @@ function resetDetectedVersion() {
 
 function resolveBasedir(contextOrFilename) {
   if (contextOrFilename) {
-    const filename = typeof contextOrFilename === 'string' ? contextOrFilename : contextOrFilename.getFilename();
+    const filename = typeof contextOrFilename === 'string' ? contextOrFilename : getFilename(contextOrFilename);
     const dirname = path.dirname(filename);
     try {
       if (fs.statSync(filename).isFile()) {