- Added ng17 pre-compiled compatibility code

Author: lmartorella

packages/core/src/compat/class_map_interpolate.ts

@@ -0,0 +1,9 @@
+import {ɵɵclassMap} from '../render3/instructions/styling';
+import {ɵɵinterpolate1} from '../render3/instructions/value_interpolation';
+
+/**
+ * For ng15 and ng17 backward ABI compatibility
+ */
+export const ɵɵclassMapInterpolate1 = (prefix: string, v0: any, suffix = '') => {
+  return ɵɵclassMap(ɵɵinterpolate1(prefix, v0, suffix) as string);
+};

packages/core/src/compat/input_transforms_feature.ts

@@ -0,0 +1,4 @@
+/**
+ * For ng17 backward ABI compatibility
+ */
+export function ɵɵInputTransformsFeature(): void {}

packages/core/src/compat/property_interpolate.ts

@@ -0,0 +1,9 @@
+import {ɵɵproperty} from '../render3/instructions/property';
+import {ɵɵinterpolate} from '../render3/instructions/value_interpolation';
+
+/**
+ * For ng15 and ng17 backward ABI compatibility
+ */
+export const ɵɵpropertyInterpolate = (propName: string, v0: any) => {
+  return ɵɵproperty(propName, ɵɵinterpolate(v0));
+};

packages/core/src/compat/standalone_feature.ts

@@ -0,0 +1,4 @@
+/**
+ * For ng17 backward ABI compatibility
+ */
+export function ɵɵStandaloneFeature(): void {}

packages/core/src/core.ts

@@ -142,3 +142,12 @@ if (typeof ngDevMode !== 'undefined' && ngDevMode) {
     );
   };
 }
+
+/**
+ * For ng17 backward ABI compatibility
+ */
+export {InputFlags as ɵɵInputFlags} from './render3/interfaces/input_flags';
+export {ɵɵInputTransformsFeature} from './compat/input_transforms_feature';
+export {ɵɵStandaloneFeature} from './compat/standalone_feature';
+export {ɵɵpropertyInterpolate} from './compat/property_interpolate';
+export {ɵɵclassMapInterpolate1} from './compat/class_map_interpolate';