52 lines
1.4 KiB
TypeScript
52 lines
1.4 KiB
TypeScript
/**
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* @license
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* Copyright Google LLC All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {assertNoErrors, getConfig, NgDevConfig} from '../utils/config';
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interface Formatter {
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matchers: string[];
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}
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export interface FormatConfig {
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[key: string]: boolean|Formatter;
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}
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/** Retrieve and validate the config as `FormatConfig`. */
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export function getFormatConfig() {
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// List of errors encountered validating the config.
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const errors: string[] = [];
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// The unvalidated config object.
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const config: Partial<NgDevConfig<{format: FormatConfig}>> = getConfig();
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if (config.format === undefined) {
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errors.push(`No configuration defined for "format"`);
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}
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for (const [key, value] of Object.entries(config.format!)) {
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switch (typeof value) {
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case 'boolean':
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break;
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case 'object':
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checkFormatterConfig(key, value, errors);
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break;
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default:
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errors.push(`"format.${key}" is not a boolean or Formatter object`);
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}
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}
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assertNoErrors(errors);
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return config as Required<typeof config>;
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}
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/** Validate an individual Formatter config. */
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function checkFormatterConfig(key: string, config: Partial<Formatter>, errors: string[]) {
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if (config.matchers === undefined) {
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errors.push(`Missing "format.${key}.matchers" value`);
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}
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}
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