forked from jest-community/eslint-plugin-jest
/
valid-title.ts
56 lines (50 loc) · 1.22 KB
/
valid-title.ts
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import {
createRule,
getNodeName,
getNodeTitle,
isDescribe,
isTestCase,
} from './utils';
function trimFXprefix(word: string) {
return ['f', 'x'].includes(word.charAt(0)) ? word.substr(1) : word;
}
export default createRule({
name: __filename,
meta: {
docs: {
category: 'Best Practices',
description: 'Enforce valid titles',
recommended: false,
},
messages: {
duplicatePrefix: 'should not have duplicate prefix',
accidentalSpace: 'should not have space in the beginning',
},
type: 'suggestion',
schema: [],
},
defaultOptions: [],
create(context) {
return {
CallExpression(node) {
if (!isDescribe(node) && !isTestCase(node)) return;
const title = getNodeTitle(node);
if (!title) return;
if (title.charAt(0) === ' ') {
context.report({
messageId: 'accidentalSpace',
node,
});
}
const nodeName = trimFXprefix(getNodeName(node.callee));
const [firstWord] = title.split(' ');
if (firstWord.toLowerCase() === nodeName) {
context.report({
messageId: 'duplicatePrefix',
node,
});
}
},
};
},
});