fix: capitalize the first letter of the error message (#3882)

* Fix: fix erros message typo

Co-authored-by: linkun.he <helinkun@ithinkdt.com>
Co-authored-by: Herrington Darkholme <2883231+HerringtonDarkholme@users.noreply.github.com>

docs/examples/switch/prevent-switching.vue

@@ -26,7 +26,7 @@ export default {
       return new Promise((resolve) => {
         setTimeout(() => {
           status1.loading1 = false
-          ElMessage.success('switch success')
+          ElMessage.success('Switch success')
           return resolve(true)
         }, 1000)
       })
@@ -42,8 +42,8 @@ export default {
       return new Promise((_, reject) => {
         setTimeout(() => {
           status2.loading2 = false
-          ElMessage.error('switch failed')
-          return reject(new Error('error'))
+          ElMessage.error('Switch failed')
+          return reject(new Error('Error'))
         }, 1000)
       })
     }

packages/components/affix/src/affix.vue

@@ -121,7 +121,7 @@ export default defineComponent({
         target.value =
           document.querySelector<HTMLElement>(props.target) ?? undefined
         if (!target.value) {
-          throw new Error(`target is not existed: ${props.target}`)
+          throw new Error(`Target is not existed: ${props.target}`)
         }
       } else {
         target.value = document.documentElement

packages/components/switch/__tests__/switch.spec.ts

@@ -260,7 +260,7 @@ describe('Switch.vue', () => {
               this.loading = false
               return this.asyncResult == 'success'
                 ? resolve(true)
-                : reject(new Error('error'))
+                : reject(new Error('Error'))
             }, 1000)
           })
         },

packages/components/table/src/table-body/render-helper.ts

@@ -200,7 +200,7 @@ function useRender<T>(props: Partial<TableBodyProps<T>>) {
             }
             const childKey = getRowIdentity(node, rowKey.value)
             if (childKey === undefined || childKey === null) {
-              throw new Error('for nested data item, row-key is required.')
+              throw new Error('For nested data item, row-key is required.')
             }
             cur = { ...treeData.value[childKey] }
             // 对于当前节点，分成有无子节点两种情况。

packages/components/table/src/table-layout.ts

@@ -62,10 +62,10 @@ class TableLayout<T> {
       }
     }
     if (!this.table) {
-      throw new Error('table is required for Table Layout')
+      throw new Error('Table is required for Table Layout')
     }
     if (!this.store) {
-      throw new Error('store is required for Table Layout')
+      throw new Error('Store is required for Table Layout')
     }
   }
 

packages/components/table/src/util.ts

@@ -149,7 +149,7 @@ export const getRowIdentity = <T>(
   row: T,
   rowKey: string | ((row: T) => any)
 ): string => {
-  if (!row) throw new Error('row is required when get row identity')
+  if (!row) throw new Error('Row is required when get row identity')
   if (typeof rowKey === 'string') {
     if (rowKey.indexOf('.') < 0) {
       return `${row[rowKey]}`

packages/components/tree/src/model/node.ts

@@ -251,7 +251,7 @@ class Node {
   }
 
   insertChild(child?: FakeNode | Node, index?: number, batch?: boolean): void {
-    if (!child) throw new Error('insertChild error: child is required.')
+    if (!child) throw new Error('InsertChild error: child is required.')
 
     if (!(child instanceof Node)) {
       if (!batch) {

packages/utils/util.ts

@@ -68,7 +68,7 @@ export function getPropByPath(
         tempObj = tempObj[key]
       } else {
         if (strict) {
-          throw new Error('please transfer a valid prop path to form item!')
+          throw new Error('Please transfer a valid prop path to form item!')
         }
         break
       }