feat(compiler): v-text transform + move dom-specific errros codes to compiler-dom

packages/compiler-dom/src/errors.ts

@@ -0,0 +1,35 @@
+import {
+  SourceLocation,
+  CompilerError,
+  createCompilerError,
+  ErrorCodes
+} from '@vue/compiler-core'
+
+export interface DOMCompilerError extends CompilerError {
+  code: DOMErrorCodes
+}
+
+export function createDOMCompilerError(
+  code: DOMErrorCodes,
+  loc?: SourceLocation
+): DOMCompilerError {
+  return createCompilerError(
+    code,
+    loc,
+    __DEV__ || !__BROWSER__ ? DOMErrorMessages : undefined
+  )
+}
+
+export const enum DOMErrorCodes {
+  X_V_HTML_NO_EXPRESSION = ErrorCodes.__EXTEND_POINT__,
+  X_V_HTML_WITH_CHILDREN,
+  X_V_TEXT_NO_EXPRESSION,
+  X_V_TEXT_WITH_CHILDREN
+}
+
+export const DOMErrorMessages: { [code: number]: string } = {
+  [DOMErrorCodes.X_V_HTML_NO_EXPRESSION]: `v-html is missing expression.`,
+  [DOMErrorCodes.X_V_HTML_WITH_CHILDREN]: `v-html will override element children.`,
+  [DOMErrorCodes.X_V_TEXT_NO_EXPRESSION]: `v-text is missing expression.`,
+  [DOMErrorCodes.X_V_TEXT_WITH_CHILDREN]: `v-text will override element children.`
+}