38 lines
1 KiB
TypeScript
38 lines
1 KiB
TypeScript
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// Copyright 2022 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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import type { PluralElement } from '@formatjs/icu-messageformat-parser';
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import { rule } from '../utils/rule';
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export default rule('pluralPound', context => {
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const stack: Array<PluralElement> = [];
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return {
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enterPlural(element) {
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stack.push(element);
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},
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exitPlural() {
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stack.pop();
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},
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enterLiteral(element, parent) {
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// Note: Without the stack this could be turned into a rule to check for
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// explicit numbers anywhere in the message.
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if (parent == null) {
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return;
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}
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if (parent !== stack.at(-1)) {
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return;
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}
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// Adapted from https://github.com/TalhaAwan/get-numbers
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// Checks for explicit whitespace before and after the number.
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const index = element.value.search(/(^| )(-\d+|\d+)(,\d+)*(\.\d+)*($| )/);
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if (index > -1) {
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context.report(
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'Use # instead of an explicit number',
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element.location,
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index
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);
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}
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},
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};
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});
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