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/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
import { RuntimeError } from '../errors';
import { assertDefined, assertEqual, assertNumber, throwError } from '../util/assert';
import { getComponentDef, getNgModuleDef } from './definition';
import { isLContainer, isLView } from './interfaces/type_checks';
import { DECLARATION_COMPONENT_VIEW, HEADER_OFFSET, T_HOST, TVIEW, } from './interfaces/view';
// [Assert functions do not constraint type when they are guarded by a truthy
// expression.](https://github.com/microsoft/TypeScript/issues/37295)
export function assertTNodeForLView(tNode, lView) {
    assertTNodeForTView(tNode, lView[TVIEW]);
}
export function assertTNodeForTView(tNode, tView) {
    assertTNode(tNode);
    const tData = tView.data;
    for (let i = HEADER_OFFSET; i < tData.length; i++) {
        if (tData[i] === tNode) {
            return;
        }
    }
    throwError('This TNode does not belong to this TView.');
}
export function assertTNode(tNode) {
    assertDefined(tNode, 'TNode must be defined');
    if (!(tNode && typeof tNode === 'object' && tNode.hasOwnProperty('directiveStylingLast'))) {
        throwError('Not of type TNode, got: ' + tNode);
    }
}
export function assertTIcu(tIcu) {
    assertDefined(tIcu, 'Expected TIcu to be defined');
    if (!(typeof tIcu.currentCaseLViewIndex === 'number')) {
        throwError('Object is not of TIcu type.');
    }
}
export function assertComponentType(actual, msg = "Type passed in is not ComponentType, it does not have 'ɵcmp' property.") {
    if (!getComponentDef(actual)) {
        throwError(msg);
    }
}
export function assertNgModuleType(actual, msg = "Type passed in is not NgModuleType, it does not have 'ɵmod' property.") {
    if (!getNgModuleDef(actual)) {
        throwError(msg);
    }
}
export function assertCurrentTNodeIsParent(isParent) {
    assertEqual(isParent, true, 'currentTNode should be a parent');
}
export function assertHasParent(tNode) {
    assertDefined(tNode, 'currentTNode should exist!');
    assertDefined(tNode.parent, 'currentTNode should have a parent');
}
export function assertLContainer(value) {
    assertDefined(value, 'LContainer must be defined');
    assertEqual(isLContainer(value), true, 'Expecting LContainer');
}
export function assertLViewOrUndefined(value) {
    value && assertEqual(isLView(value), true, 'Expecting LView or undefined or null');
}
export function assertLView(value) {
    assertDefined(value, 'LView must be defined');
    assertEqual(isLView(value), true, 'Expecting LView');
}
export function assertFirstCreatePass(tView, errMessage) {
    assertEqual(tView.firstCreatePass, true, errMessage || 'Should only be called in first create pass.');
}
export function assertFirstUpdatePass(tView, errMessage) {
    assertEqual(tView.firstUpdatePass, true, errMessage || 'Should only be called in first update pass.');
}
/**
 * This is a basic sanity check that an object is probably a directive def. DirectiveDef is
 * an interface, so we can't do a direct instanceof check.
 */
export function assertDirectiveDef(obj) {
    if (obj.type === undefined || obj.selectors == undefined || obj.inputs === undefined) {
        throwError(`Expected a DirectiveDef/ComponentDef and this object does not seem to have the expected shape.`);
    }
}
export function assertIndexInDeclRange(tView, index) {
    assertBetween(HEADER_OFFSET, tView.bindingStartIndex, index);
}
export function assertIndexInExpandoRange(lView, index) {
    const tView = lView[1];
    assertBetween(tView.expandoStartIndex, lView.length, index);
}
export function assertBetween(lower, upper, index) {
    if (!(lower <= index && index < upper)) {
        throwError(`Index out of range (expecting ${lower} <= ${index} < ${upper})`);
    }
}
export function assertProjectionSlots(lView, errMessage) {
    assertDefined(lView[DECLARATION_COMPONENT_VIEW], 'Component views should exist.');
    assertDefined(lView[DECLARATION_COMPONENT_VIEW][T_HOST].projection, errMessage ||
        'Components with projection nodes () must have projection slots defined.');
}
export function assertParentView(lView, errMessage) {
    assertDefined(lView, errMessage || "Component views should always have a parent view (component's host view)");
}
export function assertNoDuplicateDirectives(directives) {
    // The array needs at least two elements in order to have duplicates.
    if (directives.length < 2) {
        return;
    }
    const seenDirectives = new Set();
    for (const current of directives) {
        if (seenDirectives.has(current)) {
            throw new RuntimeError(309 /* RuntimeErrorCode.DUPLICATE_DIRECTIVE */, `Directive ${current.type.name} matches multiple times on the same element. ` +
                `Directives can only match an element once.`);
        }
        seenDirectives.add(current);
    }
}
/**
 * This is a basic sanity check that the `injectorIndex` seems to point to what looks like a
 * NodeInjector data structure.
 *
 * @param lView `LView` which should be checked.
 * @param injectorIndex index into the `LView` where the `NodeInjector` is expected.
 */
export function assertNodeInjector(lView, injectorIndex) {
    assertIndexInExpandoRange(lView, injectorIndex);
    assertIndexInExpandoRange(lView, injectorIndex + 8 /* NodeInjectorOffset.PARENT */);
    assertNumber(lView[injectorIndex + 0], 'injectorIndex should point to a bloom filter');
    assertNumber(lView[injectorIndex + 1], 'injectorIndex should point to a bloom filter');
    assertNumber(lView[injectorIndex + 2], 'injectorIndex should point to a bloom filter');
    assertNumber(lView[injectorIndex + 3], 'injectorIndex should point to a bloom filter');
    assertNumber(lView[injectorIndex + 4], 'injectorIndex should point to a bloom filter');
    assertNumber(lView[injectorIndex + 5], 'injectorIndex should point to a bloom filter');
    assertNumber(lView[injectorIndex + 6], 'injectorIndex should point to a bloom filter');
    assertNumber(lView[injectorIndex + 7], 'injectorIndex should point to a bloom filter');
    assertNumber(lView[injectorIndex + 8 /* NodeInjectorOffset.PARENT */], 'injectorIndex should point to parent injector');
}
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* @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport {RuntimeError, RuntimeErrorCode} from '../errors';\nimport {assertDefined, assertEqual, assertNumber, throwError} from '../util/assert';\n\nimport {getComponentDef, getNgModuleDef} from './definition';\nimport {LContainer} from './interfaces/container';\nimport {DirectiveDef} from './interfaces/definition';\nimport {TIcu} from './interfaces/i18n';\nimport {NodeInjectorOffset} from './interfaces/injector';\nimport {TNode} from './interfaces/node';\nimport {isLContainer, isLView} from './interfaces/type_checks';\nimport {\n  DECLARATION_COMPONENT_VIEW,\n  FLAGS,\n  HEADER_OFFSET,\n  LView,\n  LViewFlags,\n  T_HOST,\n  TVIEW,\n  TView,\n} from './interfaces/view';\n\n// [Assert functions do not constraint type when they are guarded by a truthy\n// expression.](https://github.com/microsoft/TypeScript/issues/37295)\n\nexport function assertTNodeForLView(tNode: TNode, lView: LView) {\n  assertTNodeForTView(tNode, lView[TVIEW]);\n}\n\nexport function assertTNodeForTView(tNode: TNode, tView: TView) {\n  assertTNode(tNode);\n  const tData = tView.data;\n  for (let i = HEADER_OFFSET; i < tData.length; i++) {\n    if (tData[i] === tNode) {\n      return;\n    }\n  }\n  throwError('This TNode does not belong to this TView.');\n}\n\nexport function assertTNode(tNode: TNode) {\n  assertDefined(tNode, 'TNode must be defined');\n  if (!(tNode && typeof tNode === 'object' && tNode.hasOwnProperty('directiveStylingLast'))) {\n    throwError('Not of type TNode, got: ' + tNode);\n  }\n}\n\nexport function assertTIcu(tIcu: TIcu) {\n  assertDefined(tIcu, 'Expected TIcu to be defined');\n  if (!(typeof tIcu.currentCaseLViewIndex === 'number')) {\n    throwError('Object is not of TIcu type.');\n  }\n}\n\nexport function assertComponentType(\n  actual: any,\n  msg: string = \"Type passed in is not ComponentType, it does not have 'ɵcmp' property.\",\n) {\n  if (!getComponentDef(actual)) {\n    throwError(msg);\n  }\n}\n\nexport function assertNgModuleType(\n  actual: any,\n  msg: string = \"Type passed in is not NgModuleType, it does not have 'ɵmod' property.\",\n) {\n  if (!getNgModuleDef(actual)) {\n    throwError(msg);\n  }\n}\n\nexport function assertCurrentTNodeIsParent(isParent: boolean) {\n  assertEqual(isParent, true, 'currentTNode should be a parent');\n}\n\nexport function assertHasParent(tNode: TNode | null) {\n  assertDefined(tNode, 'currentTNode should exist!');\n  assertDefined(tNode!.parent, 'currentTNode should have a parent');\n}\n\nexport function assertLContainer(value: any): asserts value is LContainer {\n  assertDefined(value, 'LContainer must be defined');\n  assertEqual(isLContainer(value), true, 'Expecting LContainer');\n}\n\nexport function assertLViewOrUndefined(value: any): asserts value is LView | null | undefined {\n  value && assertEqual(isLView(value), true, 'Expecting LView or undefined or null');\n}\n\nexport function assertLView(value: any): asserts value is LView {\n  assertDefined(value, 'LView must be defined');\n  assertEqual(isLView(value), true, 'Expecting LView');\n}\n\nexport function assertFirstCreatePass(tView: TView, errMessage?: string) {\n  assertEqual(\n    tView.firstCreatePass,\n    true,\n    errMessage || 'Should only be called in first create pass.',\n  );\n}\n\nexport function assertFirstUpdatePass(tView: TView, errMessage?: string) {\n  assertEqual(\n    tView.firstUpdatePass,\n    true,\n    errMessage || 'Should only be called in first update pass.',\n  );\n}\n\n/**\n * This is a basic sanity check that an object is probably a directive def. DirectiveDef is\n * an interface, so we can't do a direct instanceof check.\n */\nexport function assertDirectiveDef<T>(obj: any): asserts obj is DirectiveDef<T> {\n  if (obj.type === undefined || obj.selectors == undefined || obj.inputs === undefined) {\n    throwError(\n      `Expected a DirectiveDef/ComponentDef and this object does not seem to have the expected shape.`,\n    );\n  }\n}\n\nexport function assertIndexInDeclRange(tView: TView, index: number) {\n  assertBetween(HEADER_OFFSET, tView.bindingStartIndex, index);\n}\n\nexport function assertIndexInExpandoRange(lView: LView, index: number) {\n  const tView = lView[1];\n  assertBetween(tView.expandoStartIndex, lView.length, index);\n}\n\nexport function assertBetween(lower: number, upper: number, index: number) {\n  if (!(lower <= index && index < upper)) {\n    throwError(`Index out of range (expecting ${lower} <= ${index} < ${upper})`);\n  }\n}\n\nexport function assertProjectionSlots(lView: LView, errMessage?: string) {\n  assertDefined(lView[DECLARATION_COMPONENT_VIEW], 'Component views should exist.');\n  assertDefined(\n    lView[DECLARATION_COMPONENT_VIEW][T_HOST]!.projection,\n    errMessage ||\n      'Components with projection nodes (<ng-content>) must have projection slots defined.',\n  );\n}\n\nexport function assertParentView(lView: LView | null, errMessage?: string) {\n  assertDefined(\n    lView,\n    errMessage || \"Component views should always have a parent view (component's host view)\",\n  );\n}\n\nexport function assertNoDuplicateDirectives(directives: DirectiveDef<unknown>[]): void {\n  // The array needs at least two elements in order to have duplicates.\n  if (directives.length < 2) {\n    return;\n  }\n\n  const seenDirectives = new Set<DirectiveDef<unknown>>();\n\n  for (const current of directives) {\n    if (seenDirectives.has(current)) {\n      throw new RuntimeError(\n        RuntimeErrorCode.DUPLICATE_DIRECTIVE,\n        `Directive ${current.type.name} matches multiple times on the same element. ` +\n          `Directives can only match an element once.`,\n      );\n    }\n    seenDirectives.add(current);\n  }\n}\n\n/**\n * This is a basic sanity check that the `injectorIndex` seems to point to what looks like a\n * NodeInjector data structure.\n *\n * @param lView `LView` which should be checked.\n * @param injectorIndex index into the `LView` where the `NodeInjector` is expected.\n */\nexport function assertNodeInjector(lView: LView, injectorIndex: number) {\n  assertIndexInExpandoRange(lView, injectorIndex);\n  assertIndexInExpandoRange(lView, injectorIndex + NodeInjectorOffset.PARENT);\n  assertNumber(lView[injectorIndex + 0], 'injectorIndex should point to a bloom filter');\n  assertNumber(lView[injectorIndex + 1], 'injectorIndex should point to a bloom filter');\n  assertNumber(lView[injectorIndex + 2], 'injectorIndex should point to a bloom filter');\n  assertNumber(lView[injectorIndex + 3], 'injectorIndex should point to a bloom filter');\n  assertNumber(lView[injectorIndex + 4], 'injectorIndex should point to a bloom filter');\n  assertNumber(lView[injectorIndex + 5], 'injectorIndex should point to a bloom filter');\n  assertNumber(lView[injectorIndex + 6], 'injectorIndex should point to a bloom filter');\n  assertNumber(lView[injectorIndex + 7], 'injectorIndex should point to a bloom filter');\n  assertNumber(\n    lView[injectorIndex + NodeInjectorOffset.PARENT],\n    'injectorIndex should point to parent injector',\n  );\n}\n"]}