Better alphanumeric sort of bools and floats (fix #5108)

packages/table-core/__tests__/Sorting.test.ts

@@ -0,0 +1,80 @@
+import {
+  ColumnDef,
+  createTable,
+  getCoreRowModel,
+  getSortedRowModel,
+} from '../src'
+
+describe('Sorting', () => {
+    describe('alphanumeric sort booleans ascending', () => {
+      it('should return rows in correct ascending order', () => {
+        const data = [
+          { value: false },
+          { value: true },
+          { value: false },
+          { value: true },
+        ]
+        const columns: ColumnDef<{value: boolean}>[] = [{
+          accessorKey: "value",
+          header: "Value",
+          sortingFn: "alphanumeric"
+        }]
+
+        const table = createTable({
+          onStateChange() {},
+          renderFallbackValue: '',
+          data,
+          state: { sorting: [{
+            id: "value",
+            desc: false,
+          }]},
+          columns,
+          getCoreRowModel: getCoreRowModel(),
+          getSortedRowModel: getSortedRowModel(),
+        })
+
+        const rowModel = table.getSortedRowModel()
+
+        expect(rowModel.rows[0].getValue("value")).toBe(false)
+        expect(rowModel.rows[1].getValue("value")).toBe(false)
+        expect(rowModel.rows[2].getValue("value")).toBe(true)
+        expect(rowModel.rows[3].getValue("value")).toBe(true)
+      })
+    })
+
+  describe('alphanumeric sort floats ascending', () => {
+    it('should return rows in correct ascending order', () => {
+      const data = [
+        { value: 0.85 },
+        { value: 0.001000000047 },
+        { value: 0.2000016 },
+        { value: 0.002002 },
+      ]
+      const columns: ColumnDef<{value: number}>[] = [{
+        accessorKey: "value",
+        header: "Value",
+        sortingFn: "alphanumeric"
+      }]
+
+      const table = createTable({
+        onStateChange() {},
+        renderFallbackValue: '',
+        data,
+        state: { sorting: [{
+          id: "value",
+          desc: false,
+        }]},
+        columns,
+        getCoreRowModel: getCoreRowModel(),
+        getSortedRowModel: getSortedRowModel(),
+      })
+
+      const rowModel = table.getSortedRowModel()
+
+      expect(rowModel.rows[0].getValue("value")).toBe(0.001000000047)
+      expect(rowModel.rows[1].getValue("value")).toBe(0.002002)
+      expect(rowModel.rows[2].getValue("value")).toBe(0.2000016)
+      expect(rowModel.rows[3].getValue("value")).toBe(0.85)
+    })
+  })
+})

packages/table-core/src/sortingFns.ts

@@ -55,6 +55,9 @@ function compareBasic(a: any, b: any) {
 }
 
 function toString(a: any) {
+  if (typeof a === 'boolean') {
+    return String(a)
+  }
   if (typeof a === 'number') {
     if (isNaN(a) || a === Infinity || a === -Infinity) {
       return ''
@@ -71,6 +74,13 @@ function toString(a: any) {
 // It handles numbers, mixed alphanumeric combinations, and even
 // null, undefined, and Infinity
 function compareAlphanumeric(aStr: string, bStr: string) {
+  // Check if the string contains only a number
+  const aFloat = parseFloat(aStr);
+  const bFloat = parseFloat(bStr);
+  if(!isNaN(aFloat) && !isNaN(bFloat)) {
+    return compareBasic(aFloat, bFloat)
+  }
+
   // Split on number groups, but keep the delimiter
   // Then remove falsey split values
   const a = aStr.split(reSplitAlphaNumeric).filter(Boolean)