| 1 | /**
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| 2 | * @license
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| 3 | * Copyright Google LLC All Rights Reserved.
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| 4 | *
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| 5 | * Use of this source code is governed by an MIT-style license that can be
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| 6 | * found in the LICENSE file at https://angular.io/license
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| 7 | */
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| 8 | import { ConstantPool } from '../../constant_pool';
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| 9 | import * as o from '../../output/output_ast';
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| 10 | import { ParseError, ParseSourceSpan } from '../../parse_util';
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| 11 | import { BindingParser } from '../../template_parser/binding_parser';
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| 12 | import { R3CompiledExpression } from '../util';
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| 13 | import { R3ComponentMetadata, R3DirectiveMetadata } from './api';
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| 14 | /**
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| 15 | * Compile a directive for the render3 runtime as defined by the `R3DirectiveMetadata`.
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| 16 | */
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| 17 | export declare function compileDirectiveFromMetadata(meta: R3DirectiveMetadata, constantPool: ConstantPool, bindingParser: BindingParser): R3CompiledExpression;
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| 18 | /**
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| 19 | * Compile a component for the render3 runtime as defined by the `R3ComponentMetadata`.
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| 20 | */
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| 21 | export declare function compileComponentFromMetadata(meta: R3ComponentMetadata, constantPool: ConstantPool, bindingParser: BindingParser): R3CompiledExpression;
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| 22 | /**
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| 23 | * Creates the type specification from the component meta. This type is inserted into .d.ts files
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| 24 | * to be consumed by upstream compilations.
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| 25 | */
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| 26 | export declare function createComponentType(meta: R3ComponentMetadata): o.Type;
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| 27 | /**
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| 28 | * A set of flags to be used with Queries.
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| 29 | *
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| 30 | * NOTE: Ensure changes here are in sync with `packages/core/src/render3/interfaces/query.ts`
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| 31 | */
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| 32 | export declare const enum QueryFlags {
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| 33 | /**
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| 34 | * No flags
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| 35 | */
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| 36 | none = 0,
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| 37 | /**
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| 38 | * Whether or not the query should descend into children.
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| 39 | */
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| 40 | descendants = 1,
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| 41 | /**
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| 42 | * The query can be computed statically and hence can be assigned eagerly.
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| 43 | *
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| 44 | * NOTE: Backwards compatibility with ViewEngine.
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| 45 | */
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| 46 | isStatic = 2,
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| 47 | /**
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| 48 | * If the `QueryList` should fire change event only if actual change to query was computed (vs old
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| 49 | * behavior where the change was fired whenever the query was recomputed, even if the recomputed
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| 50 | * query resulted in the same list.)
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| 51 | */
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| 52 | emitDistinctChangesOnly = 4
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| 53 | }
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| 54 | export declare function createDirectiveTypeParams(meta: R3DirectiveMetadata): o.Type[];
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| 55 | /**
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| 56 | * Creates the type specification from the directive meta. This type is inserted into .d.ts files
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| 57 | * to be consumed by upstream compilations.
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| 58 | */
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| 59 | export declare function createDirectiveType(meta: R3DirectiveMetadata): o.Type;
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| 60 | export interface ParsedHostBindings {
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| 61 | attributes: {
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| 62 | [key: string]: o.Expression;
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| 63 | };
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| 64 | listeners: {
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| 65 | [key: string]: string;
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| 66 | };
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| 67 | properties: {
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| 68 | [key: string]: string;
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| 69 | };
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| 70 | specialAttributes: {
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| 71 | styleAttr?: string;
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| 72 | classAttr?: string;
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| 73 | };
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| 74 | }
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| 75 | export declare function parseHostBindings(host: {
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| 76 | [key: string]: string | o.Expression;
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| 77 | }): ParsedHostBindings;
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| 78 | /**
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| 79 | * Verifies host bindings and returns the list of errors (if any). Empty array indicates that a
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| 80 | * given set of host bindings has no errors.
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| 81 | *
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| 82 | * @param bindings set of host bindings to verify.
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| 83 | * @param sourceSpan source span where host bindings were defined.
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| 84 | * @returns array of errors associated with a given set of host bindings.
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| 85 | */
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| 86 | export declare function verifyHostBindings(bindings: ParsedHostBindings, sourceSpan: ParseSourceSpan): ParseError[];
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