refactor: simplify

Author: axelrindle

packages/eslint-plugin-import-newlines/lib/rules/enforce/index.ts

@@ -1,28 +1,5 @@
 import type { Rule } from 'eslint'
 import { enforceConfig, jsonSchema } from './config.js'
-import { inspect } from 'node:util'
-
-/**
- * Groups an array of elements by keys extracted using a specified function.
- *
- * @param array - The array of elements to be grouped.
- * @param keyExtractor - A function that takes an element and returns the key to group by.
- * @returns An object with keys being the unique values returned by the keyExtractor and values being arrays of corresponding elements.
- */
-function groupBy<T, R extends keyof any>(array: T[], keyExtractor: (item: T) => R) {
-    const initial: Record<R, T[]> = {} as Record<R, T[]>
-
-    return array.reduce((result, current) => {
-        const key = keyExtractor(current)
-
-        if (!result[key]) {
-            result[key] = []
-        }
-
-        result[key].push(current)
-        return result
-    }, initial)
-}
 
 const plugin: Rule.RuleModule = {
     meta: {
@@ -53,35 +30,13 @@ const plugin: Rule.RuleModule = {
                 }
 
                 const identifiers = node.specifiers.filter(s => s.type === 'ImportSpecifier')
-                const identifiersPerLine = groupBy(identifiers, i => {
-                    if (!i.loc) {
-                        throw new Error()
-                    }
-
-                    return i.loc.start.line
-                })
-                console.log(inspect(Object.entries(identifiersPerLine).map(([line, specs]) => [
-                    line,
-                    specs.map(s => ({ name: s.imported.name, loc: s.imported.loc, range: s.imported.range })),
-                ]), false, null))
-
                 const identifierNames = identifiers
                     .sort((a, b) => a.imported.name.localeCompare(b.imported.name))
                     .map(s => `\t${s.imported.name}`)
                 const replaced = ['import {', identifierNames.join(',\n'), `} from ${node.source.raw}`].join('\n')
 
                 const length = node.loc.end.column - node.loc.start.column
-                if (identifiers.length > config.maxItems) {
-                    context.report({
-                        node,
-                        messageId: 'mustSplitMany',
-                        data: {
-                            maxItems: config.maxItems.toString(),
-                        },
-                        fix: fixer => fixer.replaceText(node, replaced),
-                    })
-                }
-                else if (length > config.maxLineLength) {
+                if (length > config.maxLineLength) {
                     context.report({
                         node,
                         messageId: 'mustSplitLong',