brace-style.js
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"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const brace_style_1 = __importDefault(require("eslint/lib/rules/brace-style"));
const util_1 = require("../util");
exports.default = util_1.createRule({
name: 'brace-style',
meta: {
type: 'layout',
docs: {
description: 'Enforce consistent brace style for blocks',
category: 'Stylistic Issues',
recommended: false,
extendsBaseRule: true,
},
messages: brace_style_1.default.meta.messages,
fixable: brace_style_1.default.meta.fixable,
schema: brace_style_1.default.meta.schema,
},
defaultOptions: ['1tbs'],
create(context) {
const [style, { allowSingleLine } = { allowSingleLine: false },] = context.options;
const isAllmanStyle = style === 'allman';
const sourceCode = context.getSourceCode();
const rules = brace_style_1.default.create(context);
/**
* Checks a pair of curly brackets based on the user's config
*/
function validateCurlyPair(openingCurlyToken, closingCurlyToken) {
if (allowSingleLine &&
util_1.isTokenOnSameLine(openingCurlyToken, closingCurlyToken)) {
return;
}
const tokenBeforeOpeningCurly = sourceCode.getTokenBefore(openingCurlyToken);
const tokenBeforeClosingCurly = sourceCode.getTokenBefore(closingCurlyToken);
const tokenAfterOpeningCurly = sourceCode.getTokenAfter(openingCurlyToken);
if (!isAllmanStyle &&
!util_1.isTokenOnSameLine(tokenBeforeOpeningCurly, openingCurlyToken)) {
context.report({
node: openingCurlyToken,
messageId: 'nextLineOpen',
fix: fixer => {
const textRange = [
tokenBeforeOpeningCurly.range[1],
openingCurlyToken.range[0],
];
const textBetween = sourceCode.text.slice(textRange[0], textRange[1]);
if (textBetween.trim()) {
return null;
}
return fixer.replaceTextRange(textRange, ' ');
},
});
}
if (isAllmanStyle &&
util_1.isTokenOnSameLine(tokenBeforeOpeningCurly, openingCurlyToken)) {
context.report({
node: openingCurlyToken,
messageId: 'sameLineOpen',
fix: fixer => fixer.insertTextBefore(openingCurlyToken, '\n'),
});
}
if (util_1.isTokenOnSameLine(openingCurlyToken, tokenAfterOpeningCurly) &&
tokenAfterOpeningCurly !== closingCurlyToken) {
context.report({
node: openingCurlyToken,
messageId: 'blockSameLine',
fix: fixer => fixer.insertTextAfter(openingCurlyToken, '\n'),
});
}
if (util_1.isTokenOnSameLine(tokenBeforeClosingCurly, closingCurlyToken) &&
tokenBeforeClosingCurly !== openingCurlyToken) {
context.report({
node: closingCurlyToken,
messageId: 'singleLineClose',
fix: fixer => fixer.insertTextBefore(closingCurlyToken, '\n'),
});
}
}
return Object.assign(Object.assign({}, rules), { 'TSInterfaceBody, TSModuleBlock'(node) {
const openingCurly = sourceCode.getFirstToken(node);
const closingCurly = sourceCode.getLastToken(node);
validateCurlyPair(openingCurly, closingCurly);
},
TSEnumDeclaration(node) {
const closingCurly = sourceCode.getLastToken(node);
const openingCurly = sourceCode.getTokenBefore(node.members.length ? node.members[0] : closingCurly);
validateCurlyPair(openingCurly, closingCurly);
} });
},
});
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