refactor(ssr): move escapeHtml to shared

packages/server-renderer/src/index.ts

@@ -4,4 +4,13 @@ export { renderToString } from './renderToString'
 // internal
 export { renderComponent, renderSlot } from './renderToString'
 export { renderClass, renderStyle, renderProps } from './renderProps'
-export { escapeHtml, interpolate } from './ssrUtils'
+
+// utils
+import { escapeHtml as _escapeHtml, toDisplayString } from '@vue/shared'
+
+// cast type to avoid dts dependency on @vue/shared (which is inlined)
+export const escapeHtml = _escapeHtml as (raw: string) => string
+
+export function interpolate(value: unknown): string {
+  return escapeHtml(toDisplayString(value))
+}

packages/server-renderer/src/renderProps.ts

@@ -1,4 +1,4 @@
-import { escapeHtml } from './ssrUtils'
+import { escapeHtml } from '@vue/shared'
 import {
   normalizeClass,
   normalizeStyle,

packages/server-renderer/src/renderToString.ts

@@ -22,7 +22,7 @@ import {
   isVoidTag
 } from '@vue/shared'
 import { renderProps } from './renderProps'
-import { escapeHtml } from './ssrUtils'
+import { escapeHtml } from '@vue/shared'
 
 const {
   isVNode,

packages/server-renderer/src/ssrUtils.ts

@@ -1,51 +0,0 @@
-import { toDisplayString } from '@vue/shared'
-
-const escapeRE = /["'&<>]/
-
-export function escapeHtml(string: unknown) {
-  const str = '' + string
-  const match = escapeRE.exec(str)
-
-  if (!match) {
-    return str
-  }
-
-  let html = ''
-  let escaped: string
-  let index: number
-  let lastIndex = 0
-  for (index = match.index; index < str.length; index++) {
-    switch (str.charCodeAt(index)) {
-      case 34: // "
-        escaped = '&quot;'
-        break
-      case 38: // &
-        escaped = '&amp;'
-        break
-      case 39: // '
-        escaped = '&#39;'
-        break
-      case 60: // <
-        escaped = '&lt;'
-        break
-      case 62: // >
-        escaped = '&gt;'
-        break
-      default:
-        continue
-    }
-
-    if (lastIndex !== index) {
-      html += str.substring(lastIndex, index)
-    }
-
-    lastIndex = index + 1
-    html += escaped
-  }
-
-  return lastIndex !== index ? html + str.substring(lastIndex, index) : html
-}
-
-export function interpolate(value: unknown) {
-  return escapeHtml(toDisplayString(value))
-}