/**
 * @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 { assertGreaterThan, assertGreaterThanOrEqual, assertIndexInRange, assertLessThan } from '../../util/assert';
import { assertTNode, assertTNodeForLView } from '../assert';
import { TYPE } from '../interfaces/container';
import { isLContainer, isLView } from '../interfaces/type_checks';
import { FLAGS, HEADER_OFFSET, HOST, PARENT, PREORDER_HOOK_FLAGS, TRANSPLANTED_VIEWS_TO_REFRESH } from '../interfaces/view';
/**
 * For efficiency reasons we often put several different data types (`RNode`, `LView`, `LContainer`)
 * in same location in `LView`. This is because we don't want to pre-allocate space for it
 * because the storage is sparse. This file contains utilities for dealing with such data types.
 *
 * How do we know what is stored at a given location in `LView`.
 * - `Array.isArray(value) === false` => `RNode` (The normal storage value)
 * - `Array.isArray(value) === true` => then the `value[0]` represents the wrapped value.
 *   - `typeof value[TYPE] === 'object'` => `LView`
 *      - This happens when we have a component at a given location
 *   - `typeof value[TYPE] === true` => `LContainer`
 *      - This happens when we have `LContainer` binding at a given location.
 *
 *
 * NOTE: it is assumed that `Array.isArray` and `typeof` operations are very efficient.
 */
/**
 * Returns `RNode`.
 * @param value wrapped value of `RNode`, `LView`, `LContainer`
 */
export function unwrapRNode(value) {
    while (Array.isArray(value)) {
        value = value[HOST];
    }
    return value;
}
/**
 * Returns `LView` or `null` if not found.
 * @param value wrapped value of `RNode`, `LView`, `LContainer`
 */
export function unwrapLView(value) {
    while (Array.isArray(value)) {
        // This check is same as `isLView()` but we don't call at as we don't want to call
        // `Array.isArray()` twice and give JITer more work for inlining.
        if (typeof value[TYPE] === 'object')
            return value;
        value = value[HOST];
    }
    return null;
}
/**
 * Returns `LContainer` or `null` if not found.
 * @param value wrapped value of `RNode`, `LView`, `LContainer`
 */
export function unwrapLContainer(value) {
    while (Array.isArray(value)) {
        // This check is same as `isLContainer()` but we don't call at as we don't want to call
        // `Array.isArray()` twice and give JITer more work for inlining.
        if (value[TYPE] === true)
            return value;
        value = value[HOST];
    }
    return null;
}
/**
 * Retrieves an element value from the provided `viewData`, by unwrapping
 * from any containers, component views, or style contexts.
 */
export function getNativeByIndex(index, lView) {
    ngDevMode && assertIndexInRange(lView, index);
    ngDevMode && assertGreaterThanOrEqual(index, HEADER_OFFSET, 'Expected to be past HEADER_OFFSET');
    return unwrapRNode(lView[index]);
}
/**
 * Retrieve an `RNode` for a given `TNode` and `LView`.
 *
 * This function guarantees in dev mode to retrieve a non-null `RNode`.
 *
 * @param tNode
 * @param lView
 */
export function getNativeByTNode(tNode, lView) {
    ngDevMode && assertTNodeForLView(tNode, lView);
    ngDevMode && assertIndexInRange(lView, tNode.index);
    const node = unwrapRNode(lView[tNode.index]);
    return node;
}
/**
 * Retrieve an `RNode` or `null` for a given `TNode` and `LView`.
 *
 * Some `TNode`s don't have associated `RNode`s. For example `Projection`
 *
 * @param tNode
 * @param lView
 */
export function getNativeByTNodeOrNull(tNode, lView) {
    const index = tNode === null ? -1 : tNode.index;
    if (index !== -1) {
        ngDevMode && assertTNodeForLView(tNode, lView);
        const node = unwrapRNode(lView[index]);
        return node;
    }
    return null;
}
// fixme(misko): The return Type should be `TNode|null`
export function getTNode(tView, index) {
    ngDevMode && assertGreaterThan(index, -1, 'wrong index for TNode');
    ngDevMode && assertLessThan(index, tView.data.length, 'wrong index for TNode');
    const tNode = tView.data[index];
    ngDevMode && tNode !== null && assertTNode(tNode);
    return tNode;
}
/** Retrieves a value from any `LView` or `TData`. */
export function load(view, index) {
    ngDevMode && assertIndexInRange(view, index);
    return view[index];
}
export function getComponentLViewByIndex(nodeIndex, hostView) {
    // Could be an LView or an LContainer. If LContainer, unwrap to find LView.
    ngDevMode && assertIndexInRange(hostView, nodeIndex);
    const slotValue = hostView[nodeIndex];
    const lView = isLView(slotValue) ? slotValue : slotValue[HOST];
    return lView;
}
/** Checks whether a given view is in creation mode */
export function isCreationMode(view) {
    return (view[FLAGS] & 4 /* LViewFlags.CreationMode */) === 4 /* LViewFlags.CreationMode */;
}
/**
 * Returns a boolean for whether the view is attached to the change detection tree.
 *
 * Note: This determines whether a view should be checked, not whether it's inserted
 * into a container. For that, you'll want `viewAttachedToContainer` below.
 */
export function viewAttachedToChangeDetector(view) {
    return (view[FLAGS] & 64 /* LViewFlags.Attached */) === 64 /* LViewFlags.Attached */;
}
/** Returns a boolean for whether the view is attached to a container. */
export function viewAttachedToContainer(view) {
    return isLContainer(view[PARENT]);
}
export function getConstant(consts, index) {
    if (index === null || index === undefined)
        return null;
    ngDevMode && assertIndexInRange(consts, index);
    return consts[index];
}
/**
 * Resets the pre-order hook flags of the view.
 * @param lView the LView on which the flags are reset
 */
export function resetPreOrderHookFlags(lView) {
    lView[PREORDER_HOOK_FLAGS] = 0;
}
/**
 * Updates the `TRANSPLANTED_VIEWS_TO_REFRESH` counter on the `LContainer` as well as the parents
 * whose
 *  1. counter goes from 0 to 1, indicating that there is a new child that has a view to refresh
 *  or
 *  2. counter goes from 1 to 0, indicating there are no more descendant views to refresh
 */
export function updateTransplantedViewCount(lContainer, amount) {
    lContainer[TRANSPLANTED_VIEWS_TO_REFRESH] += amount;
    let viewOrContainer = lContainer;
    let parent = lContainer[PARENT];
    while (parent !== null &&
        ((amount === 1 && viewOrContainer[TRANSPLANTED_VIEWS_TO_REFRESH] === 1) ||
            (amount === -1 && viewOrContainer[TRANSPLANTED_VIEWS_TO_REFRESH] === 0))) {
        parent[TRANSPLANTED_VIEWS_TO_REFRESH] += amount;
        viewOrContainer = parent;
        parent = parent[PARENT];
    }
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"view_utils.js","sourceRoot":"","sources":["../../../../../../../../packages/core/src/render3/util/view_utils.ts"],"names":[],"mappings":"AAAA;;;;;;GAMG;AAEH,OAAO,EAAC,iBAAiB,EAAE,wBAAwB,EAAE,kBAAkB,EAAE,cAAc,EAAC,MAAM,mBAAmB,CAAC;AAClH,OAAO,EAAC,WAAW,EAAE,mBAAmB,EAAC,MAAM,WAAW,CAAC;AAC3D,OAAO,EAAa,IAAI,EAAC,MAAM,yBAAyB,CAAC;AAGzD,OAAO,EAAC,YAAY,EAAE,OAAO,EAAC,MAAM,2BAA2B,CAAC;AAChE,OAAO,EAAC,KAAK,EAAE,aAAa,EAAE,IAAI,EAAqB,MAAM,EAAE,mBAAmB,EAAS,6BAA6B,EAAQ,MAAM,oBAAoB,CAAC;AAI3J;;;;;;;;;;;;;;;GAeG;AAEH;;;GAGG;AACH,MAAM,UAAU,WAAW,CAAC,KAA6B;IACvD,OAAO,KAAK,CAAC,OAAO,CAAC,KAAK,CAAC,EAAE;QAC3B,KAAK,GAAG,KAAK,CAAC,IAAI,CAAQ,CAAC;KAC5B;IACD,OAAO,KAAc,CAAC;AACxB,CAAC;AAED;;;GAGG;AACH,MAAM,UAAU,WAAW,CAAC,KAA6B;IACvD,OAAO,KAAK,CAAC,OAAO,CAAC,KAAK,CAAC,EAAE;QAC3B,kFAAkF;QAClF,iEAAiE;QACjE,IAAI,OAAO,KAAK,CAAC,IAAI,CAAC,KAAK,QAAQ;YAAE,OAAO,KAAc,CAAC;QAC3D,KAAK,GAAG,KAAK,CAAC,IAAI,CAAQ,CAAC;KAC5B;IACD,OAAO,IAAI,CAAC;AACd,CAAC;AAED;;;GAGG;AACH,MAAM,UAAU,gBAAgB,CAAC,KAA6B;IAC5D,OAAO,KAAK,CAAC,OAAO,CAAC,KAAK,CAAC,EAAE;QAC3B,uFAAuF;QACvF,iEAAiE;QACjE,IAAI,KAAK,CAAC,IAAI,CAAC,KAAK,IAAI;YAAE,OAAO,KAAmB,CAAC;QACrD,KAAK,GAAG,KAAK,CAAC,IAAI,CAAQ,CAAC;KAC5B;IACD,OAAO,IAAI,CAAC;AACd,CAAC;AAED;;;GAGG;AACH,MAAM,UAAU,gBAAgB,CAAC,KAAa,EAAE,KAAY;IAC1D,SAAS,IAAI,kBAAkB,CAAC,KAAK,EAAE,KAAK,CAAC,CAAC;IAC9C,SAAS,IAAI,wBAAwB,CAAC,KAAK,EAAE,aAAa,EAAE,mCAAmC,CAAC,CAAC;IACjG,OAAO,WAAW,CAAC,KAAK,CAAC,KAAK,CAAC,CAAC,CAAC;AACnC,CAAC;AAED;;;;;;;GAOG;AACH,MAAM,UAAU,gBAAgB,CAAC,KAAY,EAAE,KAAY;IACzD,SAAS,IAAI,mBAAmB,CAAC,KAAK,EAAE,KAAK,CAAC,CAAC;IAC/C,SAAS,IAAI,kBAAkB,CAAC,KAAK,EAAE,KAAK,CAAC,KAAK,CAAC,CAAC;IACpD,MAAM,IAAI,GAAU,WAAW,CAAC,KAAK,CAAC,KAAK,CAAC,KAAK,CAAC,CAAC,CAAC;IACpD,OAAO,IAAI,CAAC;AACd,CAAC;AAED;;;;;;;GAOG;AACH,MAAM,UAAU,sBAAsB,CAAC,KAAiB,EAAE,KAAY;IACpE,MAAM,KAAK,GAAG,KAAK,KAAK,IAAI,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,KAAK,CAAC,KAAK,CAAC;IAChD,IAAI,KAAK,KAAK,CAAC,CAAC,EAAE;QAChB,SAAS,IAAI,mBAAmB,CAAC,KAAM,EAAE,KAAK,CAAC,CAAC;QAChD,MAAM,IAAI,GAAe,WAAW,CAAC,KAAK,CAAC,KAAK,CAAC,CAAC,CAAC;QACnD,OAAO,IAAI,CAAC;KACb;IACD,OAAO,IAAI,CAAC;AACd,CAAC;AAGD,uDAAuD;AACvD,MAAM,UAAU,QAAQ,CAAC,KAAY,EAAE,KAAa;IAClD,SAAS,IAAI,iBAAiB,CAAC,KAAK,EAAE,CAAC,CAAC,EAAE,uBAAuB,CAAC,CAAC;IACnE,SAAS,IAAI,cAAc,CAAC,KAAK,EAAE,KAAK,CAAC,IAAI,CAAC,MAAM,EAAE,uBAAuB,CAAC,CAAC;IAC/E,MAAM,KAAK,GAAG,KAAK,CAAC,IAAI,CAAC,KAAK,CAAU,CAAC;IACzC,SAAS,IAAI,KAAK,KAAK,IAAI,IAAI,WAAW,CAAC,KAAK,CAAC,CAAC;IAClD,OAAO,KAAK,CAAC;AACf,CAAC;AAED,qDAAqD;AACrD,MAAM,UAAU,IAAI,CAAI,IAAiB,EAAE,KAAa;IACtD,SAAS,IAAI,kBAAkB,CAAC,IAAI,EAAE,KAAK,CAAC,CAAC;IAC7C,OAAO,IAAI,CAAC,KAAK,CAAC,CAAC;AACrB,CAAC;AAED,MAAM,UAAU,wBAAwB,CAAC,SAAiB,EAAE,QAAe;IACzE,2EAA2E;IAC3E,SAAS,IAAI,kBAAkB,CAAC,QAAQ,EAAE,SAAS,CAAC,CAAC;IACrD,MAAM,SAAS,GAAG,QAAQ,CAAC,SAAS,CAAC,CAAC;IACtC,MAAM,KAAK,GAAG,OAAO,CAAC,SAAS,CAAC,CAAC,CAAC,CAAC,SAAS,CAAC,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,CAAC;IAC/D,OAAO,KAAK,CAAC;AACf,CAAC;AAED,sDAAsD;AACtD,MAAM,UAAU,cAAc,CAAC,IAAW;IACxC,OAAO,CAAC,IAAI,CAAC,KAAK,CAAC,kCAA0B,CAAC,oCAA4B,CAAC;AAC7E,CAAC;AAED;;;;;GAKG;AACH,MAAM,UAAU,4BAA4B,CAAC,IAAW;IACtD,OAAO,CAAC,IAAI,CAAC,KAAK,CAAC,+BAAsB,CAAC,iCAAwB,CAAC;AACrE,CAAC;AAED,yEAAyE;AACzE,MAAM,UAAU,uBAAuB,CAAC,IAAW;IACjD,OAAO,YAAY,CAAC,IAAI,CAAC,MAAM,CAAC,CAAC,CAAC;AACpC,CAAC;AAMD,MAAM,UAAU,WAAW,CAAI,MAAuB,EAAE,KAA4B;IAClF,IAAI,KAAK,KAAK,IAAI,IAAI,KAAK,KAAK,SAAS;QAAE,OAAO,IAAI,CAAC;IACvD,SAAS,IAAI,kBAAkB,CAAC,MAAO,EAAE,KAAK,CAAC,CAAC;IAChD,OAAO,MAAO,CAAC,KAAK,CAAiB,CAAC;AACxC,CAAC;AAED;;;GAGG;AACH,MAAM,UAAU,sBAAsB,CAAC,KAAY;IACjD,KAAK,CAAC,mBAAmB,CAAC,GAAG,CAAC,CAAC;AACjC,CAAC;AAED;;;;;;GAMG;AACH,MAAM,UAAU,2BAA2B,CAAC,UAAsB,EAAE,MAAa;IAC/E,UAAU,CAAC,6BAA6B,CAAC,IAAI,MAAM,CAAC;IACpD,IAAI,eAAe,GAAqB,UAAU,CAAC;IACnD,IAAI,MAAM,GAA0B,UAAU,CAAC,MAAM,CAAC,CAAC;IACvD,OAAO,MAAM,KAAK,IAAI;QACf,CAAC,CAAC,MAAM,KAAK,CAAC,IAAI,eAAe,CAAC,6BAA6B,CAAC,KAAK,CAAC,CAAC;YACtE,CAAC,MAAM,KAAK,CAAC,CAAC,IAAI,eAAe,CAAC,6BAA6B,CAAC,KAAK,CAAC,CAAC,CAAC,EAAE;QAChF,MAAM,CAAC,6BAA6B,CAAC,IAAI,MAAM,CAAC;QAChD,eAAe,GAAG,MAAM,CAAC;QACzB,MAAM,GAAG,MAAM,CAAC,MAAM,CAAC,CAAC;KACzB;AACH,CAAC","sourcesContent":["/**\n * @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 {assertGreaterThan, assertGreaterThanOrEqual, assertIndexInRange, assertLessThan} from '../../util/assert';\nimport {assertTNode, assertTNodeForLView} from '../assert';\nimport {LContainer, TYPE} from '../interfaces/container';\nimport {TConstants, TNode} from '../interfaces/node';\nimport {RNode} from '../interfaces/renderer_dom';\nimport {isLContainer, isLView} from '../interfaces/type_checks';\nimport {FLAGS, HEADER_OFFSET, HOST, LView, LViewFlags, PARENT, PREORDER_HOOK_FLAGS, TData, TRANSPLANTED_VIEWS_TO_REFRESH, TView} from '../interfaces/view';\n\n\n\n/**\n * For efficiency reasons we often put several different data types (`RNode`, `LView`, `LContainer`)\n * in same location in `LView`. This is because we don't want to pre-allocate space for it\n * because the storage is sparse. This file contains utilities for dealing with such data types.\n *\n * How do we know what is stored at a given location in `LView`.\n * - `Array.isArray(value) === false` => `RNode` (The normal storage value)\n * - `Array.isArray(value) === true` => then the `value[0]` represents the wrapped value.\n *   - `typeof value[TYPE] === 'object'` => `LView`\n *      - This happens when we have a component at a given location\n *   - `typeof value[TYPE] === true` => `LContainer`\n *      - This happens when we have `LContainer` binding at a given location.\n *\n *\n * NOTE: it is assumed that `Array.isArray` and `typeof` operations are very efficient.\n */\n\n/**\n * Returns `RNode`.\n * @param value wrapped value of `RNode`, `LView`, `LContainer`\n */\nexport function unwrapRNode(value: RNode|LView|LContainer): RNode {\n  while (Array.isArray(value)) {\n    value = value[HOST] as any;\n  }\n  return value as RNode;\n}\n\n/**\n * Returns `LView` or `null` if not found.\n * @param value wrapped value of `RNode`, `LView`, `LContainer`\n */\nexport function unwrapLView(value: RNode|LView|LContainer): LView|null {\n  while (Array.isArray(value)) {\n    // This check is same as `isLView()` but we don't call at as we don't want to call\n    // `Array.isArray()` twice and give JITer more work for inlining.\n    if (typeof value[TYPE] === 'object') return value as LView;\n    value = value[HOST] as any;\n  }\n  return null;\n}\n\n/**\n * Returns `LContainer` or `null` if not found.\n * @param value wrapped value of `RNode`, `LView`, `LContainer`\n */\nexport function unwrapLContainer(value: RNode|LView|LContainer): LContainer|null {\n  while (Array.isArray(value)) {\n    // This check is same as `isLContainer()` but we don't call at as we don't want to call\n    // `Array.isArray()` twice and give JITer more work for inlining.\n    if (value[TYPE] === true) return value as LContainer;\n    value = value[HOST] as any;\n  }\n  return null;\n}\n\n/**\n * Retrieves an element value from the provided `viewData`, by unwrapping\n * from any containers, component views, or style contexts.\n */\nexport function getNativeByIndex(index: number, lView: LView): RNode {\n  ngDevMode && assertIndexInRange(lView, index);\n  ngDevMode && assertGreaterThanOrEqual(index, HEADER_OFFSET, 'Expected to be past HEADER_OFFSET');\n  return unwrapRNode(lView[index]);\n}\n\n/**\n * Retrieve an `RNode` for a given `TNode` and `LView`.\n *\n * This function guarantees in dev mode to retrieve a non-null `RNode`.\n *\n * @param tNode\n * @param lView\n */\nexport function getNativeByTNode(tNode: TNode, lView: LView): RNode {\n  ngDevMode && assertTNodeForLView(tNode, lView);\n  ngDevMode && assertIndexInRange(lView, tNode.index);\n  const node: RNode = unwrapRNode(lView[tNode.index]);\n  return node;\n}\n\n/**\n * Retrieve an `RNode` or `null` for a given `TNode` and `LView`.\n *\n * Some `TNode`s don't have associated `RNode`s. For example `Projection`\n *\n * @param tNode\n * @param lView\n */\nexport function getNativeByTNodeOrNull(tNode: TNode|null, lView: LView): RNode|null {\n  const index = tNode === null ? -1 : tNode.index;\n  if (index !== -1) {\n    ngDevMode && assertTNodeForLView(tNode!, lView);\n    const node: RNode|null = unwrapRNode(lView[index]);\n    return node;\n  }\n  return null;\n}\n\n\n// fixme(misko): The return Type should be `TNode|null`\nexport function getTNode(tView: TView, index: number): TNode {\n  ngDevMode && assertGreaterThan(index, -1, 'wrong index for TNode');\n  ngDevMode && assertLessThan(index, tView.data.length, 'wrong index for TNode');\n  const tNode = tView.data[index] as TNode;\n  ngDevMode && tNode !== null && assertTNode(tNode);\n  return tNode;\n}\n\n/** Retrieves a value from any `LView` or `TData`. */\nexport function load<T>(view: LView|TData, index: number): T {\n  ngDevMode && assertIndexInRange(view, index);\n  return view[index];\n}\n\nexport function getComponentLViewByIndex(nodeIndex: number, hostView: LView): LView {\n  // Could be an LView or an LContainer. If LContainer, unwrap to find LView.\n  ngDevMode && assertIndexInRange(hostView, nodeIndex);\n  const slotValue = hostView[nodeIndex];\n  const lView = isLView(slotValue) ? slotValue : slotValue[HOST];\n  return lView;\n}\n\n/** Checks whether a given view is in creation mode */\nexport function isCreationMode(view: LView): boolean {\n  return (view[FLAGS] & LViewFlags.CreationMode) === LViewFlags.CreationMode;\n}\n\n/**\n * Returns a boolean for whether the view is attached to the change detection tree.\n *\n * Note: This determines whether a view should be checked, not whether it's inserted\n * into a container. For that, you'll want `viewAttachedToContainer` below.\n */\nexport function viewAttachedToChangeDetector(view: LView): boolean {\n  return (view[FLAGS] & LViewFlags.Attached) === LViewFlags.Attached;\n}\n\n/** Returns a boolean for whether the view is attached to a container. */\nexport function viewAttachedToContainer(view: LView): boolean {\n  return isLContainer(view[PARENT]);\n}\n\n/** Returns a constant from `TConstants` instance. */\nexport function getConstant<T>(consts: TConstants|null, index: null|undefined): null;\nexport function getConstant<T>(consts: TConstants, index: number): T|null;\nexport function getConstant<T>(consts: TConstants|null, index: number|null|undefined): T|null;\nexport function getConstant<T>(consts: TConstants|null, index: number|null|undefined): T|null {\n  if (index === null || index === undefined) return null;\n  ngDevMode && assertIndexInRange(consts!, index);\n  return consts![index] as unknown as T;\n}\n\n/**\n * Resets the pre-order hook flags of the view.\n * @param lView the LView on which the flags are reset\n */\nexport function resetPreOrderHookFlags(lView: LView) {\n  lView[PREORDER_HOOK_FLAGS] = 0;\n}\n\n/**\n * Updates the `TRANSPLANTED_VIEWS_TO_REFRESH` counter on the `LContainer` as well as the parents\n * whose\n *  1. counter goes from 0 to 1, indicating that there is a new child that has a view to refresh\n *  or\n *  2. counter goes from 1 to 0, indicating there are no more descendant views to refresh\n */\nexport function updateTransplantedViewCount(lContainer: LContainer, amount: 1|- 1) {\n  lContainer[TRANSPLANTED_VIEWS_TO_REFRESH] += amount;\n  let viewOrContainer: LView|LContainer = lContainer;\n  let parent: LView|LContainer|null = lContainer[PARENT];\n  while (parent !== null &&\n         ((amount === 1 && viewOrContainer[TRANSPLANTED_VIEWS_TO_REFRESH] === 1) ||\n          (amount === -1 && viewOrContainer[TRANSPLANTED_VIEWS_TO_REFRESH] === 0))) {\n    parent[TRANSPLANTED_VIEWS_TO_REFRESH] += amount;\n    viewOrContainer = parent;\n    parent = parent[PARENT];\n  }\n}\n"]}