36 lines
993 B
TypeScript
36 lines
993 B
TypeScript
import type { ValidatedOptions, NormalizedOptions } from "./validation/options";
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export function mergeOptions(
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target: ValidatedOptions,
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source: ValidatedOptions | NormalizedOptions,
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): void {
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for (const k of Object.keys(source)) {
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if (
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(k === "parserOpts" || k === "generatorOpts" || k === "assumptions") &&
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source[k]
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) {
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const parserOpts = source[k];
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const targetObj = target[k] || (target[k] = {});
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mergeDefaultFields(targetObj, parserOpts);
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} else {
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const val = source[k];
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if (val !== undefined) target[k] = val as any;
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}
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}
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}
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function mergeDefaultFields<T extends {}>(target: T, source: T) {
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for (const k of Object.keys(source)) {
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const val = source[k];
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if (val !== undefined) target[k] = val as any;
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}
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}
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export function isIterableIterator(value: any): value is IterableIterator<any> {
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return (
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!!value &&
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typeof value.next === "function" &&
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typeof value[Symbol.iterator] === "function"
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);
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}
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