@angular/core
Version:
Angular - the core framework
127 lines • 17.7 kB
JavaScript
/**
* @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
*/
/**
* Used to resolve resource URLs on `@Component` when used with JIT compilation.
*
* Example:
* ```
* @Component({
* selector: 'my-comp',
* templateUrl: 'my-comp.html', // This requires asynchronous resolution
* })
* class MyComponent{
* }
*
* // Calling `renderComponent` will fail because `renderComponent` is a synchronous process
* // and `MyComponent`'s `@Component.templateUrl` needs to be resolved asynchronously.
*
* // Calling `resolveComponentResources()` will resolve `@Component.templateUrl` into
* // `@Component.template`, which allows `renderComponent` to proceed in a synchronous manner.
*
* // Use browser's `fetch()` function as the default resource resolution strategy.
* resolveComponentResources(fetch).then(() => {
* // After resolution all URLs have been converted into `template` strings.
* renderComponent(MyComponent);
* });
*
* ```
*
* NOTE: In AOT the resolution happens during compilation, and so there should be no need
* to call this method outside JIT mode.
*
* @param resourceResolver a function which is responsible for returning a `Promise` to the
* contents of the resolved URL. Browser's `fetch()` method is a good default implementation.
*/
export function resolveComponentResources(resourceResolver) {
// Store all promises which are fetching the resources.
const componentResolved = [];
// Cache so that we don't fetch the same resource more than once.
const urlMap = new Map();
function cachedResourceResolve(url) {
let promise = urlMap.get(url);
if (!promise) {
const resp = resourceResolver(url);
urlMap.set(url, promise = resp.then(unwrapResponse));
}
return promise;
}
componentResourceResolutionQueue.forEach((component, type) => {
const promises = [];
if (component.templateUrl) {
promises.push(cachedResourceResolve(component.templateUrl).then((template) => {
component.template = template;
}));
}
const styles = typeof component.styles === 'string' ? [component.styles] : (component.styles || []);
component.styles = styles;
if (component.styleUrl && component.styleUrls?.length) {
throw new Error('@Component cannot define both `styleUrl` and `styleUrls`. ' +
'Use `styleUrl` if the component has one stylesheet, or `styleUrls` if it has multiple');
}
else if (component.styleUrls?.length) {
const styleOffset = component.styles.length;
const styleUrls = component.styleUrls;
component.styleUrls.forEach((styleUrl, index) => {
styles.push(''); // pre-allocate array.
promises.push(cachedResourceResolve(styleUrl).then((style) => {
styles[styleOffset + index] = style;
styleUrls.splice(styleUrls.indexOf(styleUrl), 1);
if (styleUrls.length == 0) {
component.styleUrls = undefined;
}
}));
});
}
else if (component.styleUrl) {
promises.push(cachedResourceResolve(component.styleUrl).then((style) => {
styles.push(style);
component.styleUrl = undefined;
}));
}
const fullyResolved = Promise.all(promises).then(() => componentDefResolved(type));
componentResolved.push(fullyResolved);
});
clearResolutionOfComponentResourcesQueue();
return Promise.all(componentResolved).then(() => undefined);
}
let componentResourceResolutionQueue = new Map();
// Track when existing ɵcmp for a Type is waiting on resources.
const componentDefPendingResolution = new Set();
export function maybeQueueResolutionOfComponentResources(type, metadata) {
if (componentNeedsResolution(metadata)) {
componentResourceResolutionQueue.set(type, metadata);
componentDefPendingResolution.add(type);
}
}
export function isComponentDefPendingResolution(type) {
return componentDefPendingResolution.has(type);
}
export function componentNeedsResolution(component) {
return !!((component.templateUrl && !component.hasOwnProperty('template')) ||
(component.styleUrls && component.styleUrls.length) || component.styleUrl);
}
export function clearResolutionOfComponentResourcesQueue() {
const old = componentResourceResolutionQueue;
componentResourceResolutionQueue = new Map();
return old;
}
export function restoreComponentResolutionQueue(queue) {
componentDefPendingResolution.clear();
queue.forEach((_, type) => componentDefPendingResolution.add(type));
componentResourceResolutionQueue = queue;
}
export function isComponentResourceResolutionQueueEmpty() {
return componentResourceResolutionQueue.size === 0;
}
function unwrapResponse(response) {
return typeof response == 'string' ? response : response.text();
}
function componentDefResolved(type) {
componentDefPendingResolution.delete(type);
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"resource_loading.js","sourceRoot":"","sources":["../../../../../../../packages/core/src/metadata/resource_loading.ts"],"names":[],"mappings":"AAAA;;;;;;GAMG;AAOH;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;GA+BG;AACH,MAAM,UAAU,yBAAyB,CACrC,gBAA8E;IAChF,uDAAuD;IACvD,MAAM,iBAAiB,GAAoB,EAAE,CAAC;IAE9C,iEAAiE;IACjE,MAAM,MAAM,GAAG,IAAI,GAAG,EAA2B,CAAC;IAClD,SAAS,qBAAqB,CAAC,GAAW;QACxC,IAAI,OAAO,GAAG,MAAM,CAAC,GAAG,CAAC,GAAG,CAAC,CAAC;QAC9B,IAAI,CAAC,OAAO,EAAE,CAAC;YACb,MAAM,IAAI,GAAG,gBAAgB,CAAC,GAAG,CAAC,CAAC;YACnC,MAAM,CAAC,GAAG,CAAC,GAAG,EAAE,OAAO,GAAG,IAAI,CAAC,IAAI,CAAC,cAAc,CAAC,CAAC,CAAC;QACvD,CAAC;QACD,OAAO,OAAO,CAAC;IACjB,CAAC;IAED,gCAAgC,CAAC,OAAO,CAAC,CAAC,SAAoB,EAAE,IAAe,EAAE,EAAE;QACjF,MAAM,QAAQ,GAAoB,EAAE,CAAC;QACrC,IAAI,SAAS,CAAC,WAAW,EAAE,CAAC;YAC1B,QAAQ,CAAC,IAAI,CAAC,qBAAqB,CAAC,SAAS,CAAC,WAAW,CAAC,CAAC,IAAI,CAAC,CAAC,QAAQ,EAAE,EAAE;gBAC3E,SAAS,CAAC,QAAQ,GAAG,QAAQ,CAAC;YAChC,CAAC,CAAC,CAAC,CAAC;QACN,CAAC;QACD,MAAM,MAAM,GACR,OAAO,SAAS,CAAC,MAAM,KAAK,QAAQ,CAAC,CAAC,CAAC,CAAC,SAAS,CAAC,MAAM,CAAC,CAAC,CAAC,CAAC,CAAC,SAAS,CAAC,MAAM,IAAI,EAAE,CAAC,CAAC;QACzF,SAAS,CAAC,MAAM,GAAG,MAAM,CAAC;QAE1B,IAAI,SAAS,CAAC,QAAQ,IAAI,SAAS,CAAC,SAAS,EAAE,MAAM,EAAE,CAAC;YACtD,MAAM,IAAI,KAAK,CACX,4DAA4D;gBAC5D,uFAAuF,CAAC,CAAC;QAC/F,CAAC;aAAM,IAAI,SAAS,CAAC,SAAS,EAAE,MAAM,EAAE,CAAC;YACvC,MAAM,WAAW,GAAG,SAAS,CAAC,MAAM,CAAC,MAAM,CAAC;YAC5C,MAAM,SAAS,GAAG,SAAS,CAAC,SAAS,CAAC;YACtC,SAAS,CAAC,SAAS,CAAC,OAAO,CAAC,CAAC,QAAQ,EAAE,KAAK,EAAE,EAAE;gBAC9C,MAAM,CAAC,IAAI,CAAC,EAAE,CAAC,CAAC,CAAE,sBAAsB;gBACxC,QAAQ,CAAC,IAAI,CAAC,qBAAqB,CAAC,QAAQ,CAAC,CAAC,IAAI,CAAC,CAAC,KAAK,EAAE,EAAE;oBAC3D,MAAM,CAAC,WAAW,GAAG,KAAK,CAAC,GAAG,KAAK,CAAC;oBACpC,SAAS,CAAC,MAAM,CAAC,SAAS,CAAC,OAAO,CAAC,QAAQ,CAAC,EAAE,CAAC,CAAC,CAAC;oBACjD,IAAI,SAAS,CAAC,MAAM,IAAI,CAAC,EAAE,CAAC;wBAC1B,SAAS,CAAC,SAAS,GAAG,SAAS,CAAC;oBAClC,CAAC;gBACH,CAAC,CAAC,CAAC,CAAC;YACN,CAAC,CAAC,CAAC;QACL,CAAC;aAAM,IAAI,SAAS,CAAC,QAAQ,EAAE,CAAC;YAC9B,QAAQ,CAAC,IAAI,CAAC,qBAAqB,CAAC,SAAS,CAAC,QAAQ,CAAC,CAAC,IAAI,CAAC,CAAC,KAAK,EAAE,EAAE;gBACrE,MAAM,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC;gBACnB,SAAS,CAAC,QAAQ,GAAG,SAAS,CAAC;YACjC,CAAC,CAAC,CAAC,CAAC;QACN,CAAC;QAED,MAAM,aAAa,GAAG,OAAO,CAAC,GAAG,CAAC,QAAQ,CAAC,CAAC,IAAI,CAAC,GAAG,EAAE,CAAC,oBAAoB,CAAC,IAAI,CAAC,CAAC,CAAC;QACnF,iBAAiB,CAAC,IAAI,CAAC,aAAa,CAAC,CAAC;IACxC,CAAC,CAAC,CAAC;IACH,wCAAwC,EAAE,CAAC;IAC3C,OAAO,OAAO,CAAC,GAAG,CAAC,iBAAiB,CAAC,CAAC,IAAI,CAAC,GAAG,EAAE,CAAC,SAAS,CAAC,CAAC;AAC9D,CAAC;AAED,IAAI,gCAAgC,GAAG,IAAI,GAAG,EAAwB,CAAC;AAEvE,+DAA+D;AAC/D,MAAM,6BAA6B,GAAG,IAAI,GAAG,EAAa,CAAC;AAE3D,MAAM,UAAU,wCAAwC,CAAC,IAAe,EAAE,QAAmB;IAC3F,IAAI,wBAAwB,CAAC,QAAQ,CAAC,EAAE,CAAC;QACvC,gCAAgC,CAAC,GAAG,CAAC,IAAI,EAAE,QAAQ,CAAC,CAAC;QACrD,6BAA6B,CAAC,GAAG,CAAC,IAAI,CAAC,CAAC;IAC1C,CAAC;AACH,CAAC;AAED,MAAM,UAAU,+BAA+B,CAAC,IAAe;IAC7D,OAAO,6BAA6B,CAAC,GAAG,CAAC,IAAI,CAAC,CAAC;AACjD,CAAC;AAED,MAAM,UAAU,wBAAwB,CAAC,SAAoB;IAC3D,OAAO,CAAC,CAAC,CACL,CAAC,SAAS,CAAC,WAAW,IAAI,CAAC,SAAS,CAAC,cAAc,CAAC,UAAU,CAAC,CAAC;QAChE,CAAC,SAAS,CAAC,SAAS,IAAI,SAAS,CAAC,SAAS,CAAC,MAAM,CAAC,IAAI,SAAS,CAAC,QAAQ,CAAC,CAAC;AACjF,CAAC;AACD,MAAM,UAAU,wCAAwC;IACtD,MAAM,GAAG,GAAG,gCAAgC,CAAC;IAC7C,gCAAgC,GAAG,IAAI,GAAG,EAAE,CAAC;IAC7C,OAAO,GAAG,CAAC;AACb,CAAC;AAED,MAAM,UAAU,+BAA+B,CAAC,KAAgC;IAC9E,6BAA6B,CAAC,KAAK,EAAE,CAAC;IACtC,KAAK,CAAC,OAAO,CAAC,CAAC,CAAC,EAAE,IAAI,EAAE,EAAE,CAAC,6BAA6B,CAAC,GAAG,CAAC,IAAI,CAAC,CAAC,CAAC;IACpE,gCAAgC,GAAG,KAAK,CAAC;AAC3C,CAAC;AAED,MAAM,UAAU,uCAAuC;IACrD,OAAO,gCAAgC,CAAC,IAAI,KAAK,CAAC,CAAC;AACrD,CAAC;AAED,SAAS,cAAc,CAAC,QAA0C;IAChE,OAAO,OAAO,QAAQ,IAAI,QAAQ,CAAC,CAAC,CAAC,QAAQ,CAAC,CAAC,CAAC,QAAQ,CAAC,IAAI,EAAE,CAAC;AAClE,CAAC;AAED,SAAS,oBAAoB,CAAC,IAAe;IAC3C,6BAA6B,CAAC,MAAM,CAAC,IAAI,CAAC,CAAC;AAC7C,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 {Type} from '../interface/type';\n\nimport {Component} from './directives';\n\n\n/**\n * Used to resolve resource URLs on `@Component` when used with JIT compilation.\n *\n * Example:\n * ```\n * @Component({\n *   selector: 'my-comp',\n *   templateUrl: 'my-comp.html', // This requires asynchronous resolution\n * })\n * class MyComponent{\n * }\n *\n * // Calling `renderComponent` will fail because `renderComponent` is a synchronous process\n * // and `MyComponent`'s `@Component.templateUrl` needs to be resolved asynchronously.\n *\n * // Calling `resolveComponentResources()` will resolve `@Component.templateUrl` into\n * // `@Component.template`, which allows `renderComponent` to proceed in a synchronous manner.\n *\n * // Use browser's `fetch()` function as the default resource resolution strategy.\n * resolveComponentResources(fetch).then(() => {\n *   // After resolution all URLs have been converted into `template` strings.\n *   renderComponent(MyComponent);\n * });\n *\n * ```\n *\n * NOTE: In AOT the resolution happens during compilation, and so there should be no need\n * to call this method outside JIT mode.\n *\n * @param resourceResolver a function which is responsible for returning a `Promise` to the\n * contents of the resolved URL. Browser's `fetch()` method is a good default implementation.\n */\nexport function resolveComponentResources(\n    resourceResolver: (url: string) => (Promise<string|{text(): Promise<string>}>)): Promise<void> {\n  // Store all promises which are fetching the resources.\n  const componentResolved: Promise<void>[] = [];\n\n  // Cache so that we don't fetch the same resource more than once.\n  const urlMap = new Map<string, Promise<string>>();\n  function cachedResourceResolve(url: string): Promise<string> {\n    let promise = urlMap.get(url);\n    if (!promise) {\n      const resp = resourceResolver(url);\n      urlMap.set(url, promise = resp.then(unwrapResponse));\n    }\n    return promise;\n  }\n\n  componentResourceResolutionQueue.forEach((component: Component, type: Type<any>) => {\n    const promises: Promise<void>[] = [];\n    if (component.templateUrl) {\n      promises.push(cachedResourceResolve(component.templateUrl).then((template) => {\n        component.template = template;\n      }));\n    }\n    const styles =\n        typeof component.styles === 'string' ? [component.styles] : (component.styles || []);\n    component.styles = styles;\n\n    if (component.styleUrl && component.styleUrls?.length) {\n      throw new Error(\n          '@Component cannot define both `styleUrl` and `styleUrls`. ' +\n          'Use `styleUrl` if the component has one stylesheet, or `styleUrls` if it has multiple');\n    } else if (component.styleUrls?.length) {\n      const styleOffset = component.styles.length;\n      const styleUrls = component.styleUrls;\n      component.styleUrls.forEach((styleUrl, index) => {\n        styles.push('');  // pre-allocate array.\n        promises.push(cachedResourceResolve(styleUrl).then((style) => {\n          styles[styleOffset + index] = style;\n          styleUrls.splice(styleUrls.indexOf(styleUrl), 1);\n          if (styleUrls.length == 0) {\n            component.styleUrls = undefined;\n          }\n        }));\n      });\n    } else if (component.styleUrl) {\n      promises.push(cachedResourceResolve(component.styleUrl).then((style) => {\n        styles.push(style);\n        component.styleUrl = undefined;\n      }));\n    }\n\n    const fullyResolved = Promise.all(promises).then(() => componentDefResolved(type));\n    componentResolved.push(fullyResolved);\n  });\n  clearResolutionOfComponentResourcesQueue();\n  return Promise.all(componentResolved).then(() => undefined);\n}\n\nlet componentResourceResolutionQueue = new Map<Type<any>, Component>();\n\n// Track when existing ɵcmp for a Type is waiting on resources.\nconst componentDefPendingResolution = new Set<Type<any>>();\n\nexport function maybeQueueResolutionOfComponentResources(type: Type<any>, metadata: Component) {\n  if (componentNeedsResolution(metadata)) {\n    componentResourceResolutionQueue.set(type, metadata);\n    componentDefPendingResolution.add(type);\n  }\n}\n\nexport function isComponentDefPendingResolution(type: Type<any>): boolean {\n  return componentDefPendingResolution.has(type);\n}\n\nexport function componentNeedsResolution(component: Component): boolean {\n  return !!(\n      (component.templateUrl && !component.hasOwnProperty('template')) ||\n      (component.styleUrls && component.styleUrls.length) || component.styleUrl);\n}\nexport function clearResolutionOfComponentResourcesQueue(): Map<Type<any>, Component> {\n  const old = componentResourceResolutionQueue;\n  componentResourceResolutionQueue = new Map();\n  return old;\n}\n\nexport function restoreComponentResolutionQueue(queue: Map<Type<any>, Component>): void {\n  componentDefPendingResolution.clear();\n  queue.forEach((_, type) => componentDefPendingResolution.add(type));\n  componentResourceResolutionQueue = queue;\n}\n\nexport function isComponentResourceResolutionQueueEmpty() {\n  return componentResourceResolutionQueue.size === 0;\n}\n\nfunction unwrapResponse(response: string|{text(): Promise<string>}): string|Promise<string> {\n  return typeof response == 'string' ? response : response.text();\n}\n\nfunction componentDefResolved(type: Type<any>): void {\n  componentDefPendingResolution.delete(type);\n}\n"]}