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eslint-plugin-jsdoc

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"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.hasParams = exports.hasATag = exports.getTagsByType = exports.getTags = exports.getTagStructureForMode = exports.getTagDescription = exports.getRegexFromString = exports.getPreferredTagNameSimple = exports.getPreferredTagName = exports.getJsdocTagsDeep = exports.getIndent = exports.getFunctionParameterNames = exports.getContextObject = exports.getAllTags = exports.forEachPreferredTag = exports.flattenRoots = exports.filterTags = exports.exemptSpeciaMethods = exports.enforcedContexts = exports.dropPathSegmentQuotes = exports.comparePaths = void 0; Object.defineProperty(exports, "hasReturnValue", { enumerable: true, get: function () { return _hasReturnValue.hasReturnValue; } }); exports.hasThrowValue = exports.hasTag = void 0; Object.defineProperty(exports, "hasValueOrExecutorHasNonEmptyResolveValue", { enumerable: true, get: function () { return _hasReturnValue.hasValueOrExecutorHasNonEmptyResolveValue; } }); exports.tagMustHaveTypePosition = exports.tagMustHaveNamePosition = exports.tagMissingRequiredTypeOrNamepath = exports.tagMightHaveTypePosition = exports.tagMightHaveNamepath = exports.tagMightHaveNamePosition = exports.tagMightHaveEitherTypeOrNamePosition = exports.setTagStructure = exports.pathDoesNotBeginWith = exports.parseClosureTemplateTag = exports.overrideTagStructure = exports.mayBeUndefinedTypeTag = exports.isValidTag = exports.isSetter = exports.isNamepathReferencingTag = exports.isNamepathOrUrlReferencingTag = exports.isNamepathDefiningTag = exports.isGetter = exports.isConstructor = exports.hasYieldValue = void 0; var _getDefaultTagStructureForMode = _interopRequireDefault(require("./getDefaultTagStructureForMode.cjs")); var _tagNames = require("./tagNames.cjs"); var _WarnSettings = _interopRequireDefault(require("./WarnSettings.cjs")); var _jsdoccomment = require("@es-joy/jsdoccomment"); var _hasReturnValue = require("./utils/hasReturnValue.cjs"); function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; } /** * @typedef {number} Integer */ /** * @typedef {import('./utils/hasReturnValue.js').ESTreeOrTypeScriptNode} ESTreeOrTypeScriptNode */ /** * @typedef {"jsdoc"|"typescript"|"closure"|"permissive"} ParserMode */ /** * @type {import('./getDefaultTagStructureForMode.js').TagStructure} */ let tagStructure; /** * @param {ParserMode} mode * @returns {void} */ const setTagStructure = mode => { tagStructure = (0, _getDefaultTagStructureForMode.default)(mode); }; /** * @typedef {undefined|string|{ * name: Integer, * restElement: boolean * }|{ * isRestProperty: boolean|undefined, * name: string, * restElement: boolean * }|{ * name: string, * restElement: boolean * }} ParamCommon */ /** * @typedef {ParamCommon|[string|undefined, (FlattendRootInfo & { * annotationParamName?: string, * })]|NestedParamInfo} ParamNameInfo */ /** * @typedef {{ * hasPropertyRest: boolean, * hasRestElement: boolean, * names: string[], * rests: boolean[], * }} FlattendRootInfo */ /** * @typedef {[string, (string[]|ParamInfo[])]} NestedParamInfo */ /** * @typedef {ParamCommon| * [string|undefined, (FlattendRootInfo & { * annotationParamName?: string * })]| * NestedParamInfo} ParamInfo */ /** * Given a nested array of property names, reduce them to a single array, * appending the name of the root element along the way if present. * @callback FlattenRoots * @param {ParamInfo[]} params * @param {string} [root] * @returns {FlattendRootInfo} */ /** @type {FlattenRoots} */ exports.setTagStructure = setTagStructure; const flattenRoots = (params, root = '') => { let hasRestElement = false; let hasPropertyRest = false; /** * @type {boolean[]} */ const rests = []; const names = params.reduce( /** * @param {string[]} acc * @param {ParamInfo} cur * @returns {string[]} */ (acc, cur) => { if (Array.isArray(cur)) { let nms; if (Array.isArray(cur[1])) { nms = cur[1]; } else { if (cur[1].hasRestElement) { hasRestElement = true; } if (cur[1].hasPropertyRest) { hasPropertyRest = true; } nms = cur[1].names; } const flattened = flattenRoots(nms, root ? `${root}.${cur[0]}` : cur[0]); if (flattened.hasRestElement) { hasRestElement = true; } if (flattened.hasPropertyRest) { hasPropertyRest = true; } const inner = /** @type {string[]} */[root ? `${root}.${cur[0]}` : cur[0], ...flattened.names].filter(Boolean); rests.push(false, ...flattened.rests); return acc.concat(inner); } if (typeof cur === 'object') { if ('isRestProperty' in cur && cur.isRestProperty) { hasPropertyRest = true; rests.push(true); } else { rests.push(false); } if ('restElement' in cur && cur.restElement) { hasRestElement = true; } acc.push(root ? `${root}.${String(cur.name)}` : String(cur.name)); } else if (typeof cur !== 'undefined') { rests.push(false); acc.push(root ? `${root}.${cur}` : cur); } return acc; }, []); return { hasPropertyRest, hasRestElement, names, rests }; }; /** * @param {import('@typescript-eslint/types').TSESTree.TSIndexSignature| * import('@typescript-eslint/types').TSESTree.TSConstructSignatureDeclaration| * import('@typescript-eslint/types').TSESTree.TSCallSignatureDeclaration| * import('@typescript-eslint/types').TSESTree.TSPropertySignature} propSignature * @returns {undefined|string|[string, string[]]} */ exports.flattenRoots = flattenRoots; const getPropertiesFromPropertySignature = propSignature => { if (propSignature.type === 'TSIndexSignature' || propSignature.type === 'TSConstructSignatureDeclaration' || propSignature.type === 'TSCallSignatureDeclaration') { return undefined; } if (propSignature.typeAnnotation && propSignature.typeAnnotation.typeAnnotation.type === 'TSTypeLiteral') { return [/** @type {import('@typescript-eslint/types').TSESTree.Identifier} */propSignature.key.name, propSignature.typeAnnotation.typeAnnotation.members.map(member => { return /** @type {string} */getPropertiesFromPropertySignature(/** @type {import('@typescript-eslint/types').TSESTree.TSPropertySignature} */ member); })]; } return /** @type {import('@typescript-eslint/types').TSESTree.Identifier} */propSignature.key.name; }; /** * @param {ESTreeOrTypeScriptNode|null} functionNode * @param {boolean} [checkDefaultObjects] * @throws {Error} * @returns {ParamNameInfo[]} */ const getFunctionParameterNames = (functionNode, checkDefaultObjects) => { /* eslint-disable complexity -- Temporary */ /** * @param {import('estree').Identifier|import('estree').AssignmentPattern| * import('estree').ObjectPattern|import('estree').Property| * import('estree').RestElement|import('estree').ArrayPattern| * import('@typescript-eslint/types').TSESTree.TSParameterProperty| * import('@typescript-eslint/types').TSESTree.Property| * import('@typescript-eslint/types').TSESTree.RestElement| * import('@typescript-eslint/types').TSESTree.Identifier| * import('@typescript-eslint/types').TSESTree.ObjectPattern| * import('@typescript-eslint/types').TSESTree.BindingName| * import('@typescript-eslint/types').TSESTree.Parameter * } param * @param {boolean} [isProperty] * @returns {ParamNameInfo|[string, ParamNameInfo[]]} */ const getParamName = (param, isProperty) => { /* eslint-enable complexity -- Temporary */ const hasLeftTypeAnnotation = 'left' in param && 'typeAnnotation' in param.left; if ('typeAnnotation' in param || hasLeftTypeAnnotation) { const typeAnnotation = hasLeftTypeAnnotation ? /** @type {import('@typescript-eslint/types').TSESTree.Identifier} */param.left.typeAnnotation : /** @type {import('@typescript-eslint/types').TSESTree.Identifier|import('@typescript-eslint/types').TSESTree.ObjectPattern} */ param.typeAnnotation; if (typeAnnotation?.typeAnnotation?.type === 'TSTypeLiteral') { const propertyNames = typeAnnotation.typeAnnotation.members.map(member => { return getPropertiesFromPropertySignature(/** @type {import('@typescript-eslint/types').TSESTree.TSPropertySignature} */ member); }); const flattened = { ...flattenRoots(propertyNames), annotationParamName: 'name' in param ? param.name : undefined }; const hasLeftName = 'left' in param && 'name' in param.left; if ('name' in param || hasLeftName) { return [hasLeftName ? /** @type {import('@typescript-eslint/types').TSESTree.Identifier} */param.left.name : /** @type {import('@typescript-eslint/types').TSESTree.Identifier} */param.name, flattened]; } return [undefined, flattened]; } } if ('name' in param) { return param.name; } if ('left' in param && 'name' in param.left) { return param.left.name; } if (param.type === 'ObjectPattern' || 'left' in param && param.left.type === 'ObjectPattern') { const properties = /** @type {import('@typescript-eslint/types').TSESTree.ObjectPattern} */param.properties || /** @type {import('estree').ObjectPattern} */ (/** @type {import('@typescript-eslint/types').TSESTree.AssignmentPattern} */param.left)?.properties; const roots = properties.map(prop => { return getParamName(prop, true); }); return [undefined, flattenRoots(roots)]; } if (param.type === 'Property') { switch (param.value.type) { case 'ArrayPattern': { return [/** @type {import('estree').Identifier} */ param.key.name, /** @type {import('estree').ArrayPattern} */param.value.elements.map((prop, idx) => { return { name: idx, restElement: prop?.type === 'RestElement' }; })]; } case 'ObjectPattern': { return [/** @type {import('estree').Identifier} */param.key.name, /** @type {import('estree').ObjectPattern} */param.value.properties.map(prop => { return /** @type {string|[string, string[]]} */getParamName(prop, isProperty); })]; } case 'AssignmentPattern': { switch (param.value.left.type) { case 'ArrayPattern': return [/** @type {import('estree').Identifier} */ param.key.name, /** @type {import('estree').ArrayPattern} */param.value.left.elements.map((prop, idx) => { return { name: idx, restElement: prop?.type === 'RestElement' }; })]; case 'Identifier': // Default parameter if (checkDefaultObjects && param.value.right.type === 'ObjectExpression') { return [/** @type {import('estree').Identifier} */param.key.name, /** @type {import('estree').AssignmentPattern} */param.value.right.properties.map(prop => { return /** @type {string} */getParamName(/** @type {import('estree').Property} */ prop, isProperty); })]; } break; case 'ObjectPattern': return [/** @type {import('estree').Identifier} */ param.key.name, /** @type {import('estree').ObjectPattern} */param.value.left.properties.map(prop => { return getParamName(prop, isProperty); })]; } } } switch (param.key.type) { case 'Identifier': return param.key.name; // The key of an object could also be a string or number case 'Literal': /* c8 ignore next 2 -- `raw` may not be present in all parsers */ return /** @type {string} */param.key.raw || param.key.value; // case 'MemberExpression': default: // Todo: We should really create a structure (and a corresponding // option analogous to `checkRestProperty`) which allows for // (and optionally requires) dynamic properties to have a single // line of documentation return undefined; } } if (param.type === 'ArrayPattern' || /** @type {import('estree').AssignmentPattern} */param.left?.type === 'ArrayPattern') { const elements = /** @type {import('estree').ArrayPattern} */param.elements || /** @type {import('estree').ArrayPattern} */(/** @type {import('estree').AssignmentPattern} */param.left)?.elements; const roots = elements.map((prop, idx) => { return { name: `"${idx}"`, restElement: prop?.type === 'RestElement' }; }); return [undefined, flattenRoots(roots)]; } if (['ExperimentalRestProperty', 'RestElement'].includes(param.type)) { return { isRestProperty: isProperty, name: /** @type {import('@typescript-eslint/types').TSESTree.Identifier} */(/** @type {import('@typescript-eslint/types').TSESTree.RestElement} */param // @ts-expect-error Ok .argument).name ?? param?.argument?.elements?.map(({ // @ts-expect-error Ok name }) => { return name; }), restElement: true }; } if (param.type === 'TSParameterProperty') { return getParamName(/** @type {import('@typescript-eslint/types').TSESTree.Identifier} */ /** @type {import('@typescript-eslint/types').TSESTree.TSParameterProperty} */param.parameter, true); } throw new Error(`Unsupported function signature format: \`${param.type}\`.`); }; if (!functionNode) { return []; } return (/** @type {import('@typescript-eslint/types').TSESTree.FunctionDeclaration} */functionNode.params || /** @type {import('@typescript-eslint/types').TSESTree.MethodDefinition} */functionNode.value?.params || []).map(param => { return getParamName(param); }); }; /** * @param {ESTreeOrTypeScriptNode} functionNode * @returns {Integer} */ exports.getFunctionParameterNames = getFunctionParameterNames; const hasParams = functionNode => { // Should also check `functionNode.value.params` if supporting `MethodDefinition` return /** @type {import('@typescript-eslint/types').TSESTree.FunctionDeclaration} */functionNode.params.length; }; /** * Gets all names of the target type, including those that refer to a path, e.g. * `foo` or `foo.bar`. * @param {import('comment-parser').Block} jsdoc * @param {string} targetTagName * @returns {{ * idx: Integer, * name: string, * type: string * }[]} */ exports.hasParams = hasParams; const getJsdocTagsDeep = (jsdoc, targetTagName) => { const ret = []; for (const [idx, { name, tag, type }] of jsdoc.tags.entries()) { if (tag !== targetTagName) { continue; } ret.push({ idx, name, type }); } return ret; }; exports.getJsdocTagsDeep = getJsdocTagsDeep; const modeWarnSettings = (0, _WarnSettings.default)(); /** * @param {ParserMode|undefined} mode * @param {Reporter} context * @returns {import('./tagNames.js').AliasedTags} */ const getTagNamesForMode = (mode, context) => { switch (mode) { case 'closure': case 'permissive': return _tagNames.closureTags; case 'jsdoc': return _tagNames.jsdocTags; case 'typescript': return _tagNames.typeScriptTags; default: if (!modeWarnSettings.hasBeenWarned(context, 'mode')) { context.report({ loc: { end: { column: 1, line: 1 }, start: { column: 1, line: 1 } }, message: `Unrecognized value \`${mode}\` for \`settings.jsdoc.mode\`.` }); modeWarnSettings.markSettingAsWarned(context, 'mode'); } // We'll avoid breaking too many other rules return _tagNames.jsdocTags; } }; /** * @param {import('comment-parser').Spec} tg * @param {boolean} [returnArray] * @returns {string[]|string} */ const getTagDescription = (tg, returnArray) => { /** * @type {string[]} */ const descriptions = []; tg.source.some(({ tokens: { description, end, lineEnd, name, postDelimiter, postTag, tag, type } }) => { const desc = (tag && postTag || !tag && !name && !type && postDelimiter || '' // Remove space ).slice(1) + (description || '') + (lineEnd || ''); if (end) { if (desc) { descriptions.push(desc); } return true; } descriptions.push(desc); return false; }); return returnArray ? descriptions : descriptions.join('\n'); }; /** * @typedef {{ * report: (descriptor: import('eslint').Rule.ReportDescriptor) => void * }} Reporter */ /** * @param {string} name * @param {ParserMode|undefined} mode * @param {TagNamePreference} tagPreference * @param {Reporter} context * @returns {string|false|{ * message: string; * replacement?: string|undefined; * }} */ exports.getTagDescription = getTagDescription; const getPreferredTagNameSimple = (name, mode, tagPreference = {}, // eslint-disable-next-line unicorn/no-object-as-default-parameter -- Ok context = { report() { // No-op } }) => { const prefValues = Object.values(tagPreference); if (prefValues.includes(name) || prefValues.some(prefVal => { return prefVal && typeof prefVal === 'object' && prefVal.replacement === name; })) { return name; } // Allow keys to have a 'tag ' prefix to avoid upstream bug in ESLint // that disallows keys that conflict with Object.prototype, // e.g. 'tag constructor' for 'constructor': // https://github.com/eslint/eslint/issues/13289 // https://github.com/gajus/eslint-plugin-jsdoc/issues/537 const tagPreferenceFixed = Object.fromEntries(Object.entries(tagPreference).map(([key, value]) => { return [key.replace(/^tag /u, ''), value]; })); if (Object.prototype.hasOwnProperty.call(tagPreferenceFixed, name)) { return tagPreferenceFixed[name]; } const tagNames = getTagNamesForMode(mode, context); const preferredTagName = Object.entries(tagNames).find(([, aliases]) => { return aliases.includes(name); })?.[0]; if (preferredTagName) { return preferredTagName; } return name; }; /** * @param {import('eslint').Rule.RuleContext} context * @param {ParserMode|undefined} mode * @param {string} name * @param {string[]} definedTags * @returns {boolean} */ exports.getPreferredTagNameSimple = getPreferredTagNameSimple; const isValidTag = (context, mode, name, definedTags) => { const tagNames = getTagNamesForMode(mode, context); const validTagNames = Object.keys(tagNames).concat(Object.values(tagNames).flat()); const additionalTags = definedTags; const allTags = validTagNames.concat(additionalTags); return allTags.includes(name); }; /** * @param {import('./iterateJsdoc.js').JsdocBlockWithInline} jsdoc * @param {string} targetTagName * @returns {boolean} */ exports.isValidTag = isValidTag; const hasTag = (jsdoc, targetTagName) => { const targetTagLower = targetTagName.toLowerCase(); return jsdoc.tags.some(doc => { return doc.tag.toLowerCase() === targetTagLower; }); }; /** * @param {import('./iterateJsdoc.js').JsdocBlockWithInline} jsdoc * @param {(tag: import('@es-joy/jsdoccomment').JsdocTagWithInline) => boolean} filter * @returns {import('@es-joy/jsdoccomment').JsdocTagWithInline[]} */ exports.hasTag = hasTag; const filterTags = (jsdoc, filter) => { return jsdoc.tags.filter(tag => { return filter(tag); }); }; /** * @param {import('./iterateJsdoc.js').JsdocBlockWithInline} jsdoc * @param {string} tagName * @returns {import('comment-parser').Spec[]} */ exports.filterTags = filterTags; const getTags = (jsdoc, tagName) => { return filterTags(jsdoc, item => { return item.tag === tagName; }); }; /** * @param {import('./iterateJsdoc.js').JsdocBlockWithInline} jsdoc * @param {{ * tagName: string, * context?: import('eslint').Rule.RuleContext, * mode?: ParserMode, * report?: import('./iterateJsdoc.js').Report * tagNamePreference?: TagNamePreference * skipReportingBlockedTag?: boolean, * allowObjectReturn?: boolean, * defaultMessage?: string, * }} cfg * @returns {string|undefined|false|{ * message: string; * replacement?: string|undefined; * }|{ * blocked: true, * tagName: string * }} */ exports.getTags = getTags; const getPreferredTagName = (jsdoc, { allowObjectReturn = false, context, tagName, defaultMessage = `Unexpected tag \`@${tagName}\``, mode, report = () => {}, skipReportingBlockedTag = false, tagNamePreference }) => { const ret = getPreferredTagNameSimple(tagName, mode, tagNamePreference, context); const isObject = ret && typeof ret === 'object'; if (hasTag(jsdoc, tagName) && (ret === false || isObject && !ret.replacement)) { if (skipReportingBlockedTag) { return { blocked: true, tagName }; } const message = isObject && ret.message || defaultMessage; report(message, null, getTags(jsdoc, tagName)[0]); return false; } return isObject && !allowObjectReturn ? ret.replacement : ret; }; /** * @param {import('./iterateJsdoc.js').JsdocBlockWithInline} jsdoc * @param {string} tagName * @param {( * matchingJsdocTag: import('@es-joy/jsdoccomment').JsdocTagWithInline, * targetTagName: string * ) => void} arrayHandler * @param {object} cfg * @param {import('eslint').Rule.RuleContext} [cfg.context] * @param {ParserMode} [cfg.mode] * @param {import('./iterateJsdoc.js').Report} [cfg.report] * @param {TagNamePreference} [cfg.tagNamePreference] * @param {boolean} [cfg.skipReportingBlockedTag] * @returns {void} */ exports.getPreferredTagName = getPreferredTagName; const forEachPreferredTag = (jsdoc, tagName, arrayHandler, { context, mode, report, skipReportingBlockedTag = false, tagNamePreference } = {}) => { const targetTagName = /** @type {string|false} */ getPreferredTagName(jsdoc, { context, mode, report, skipReportingBlockedTag, tagName, tagNamePreference }); if (!targetTagName || skipReportingBlockedTag && targetTagName && typeof targetTagName === 'object') { return; } const matchingJsdocTags = jsdoc.tags.filter(({ tag }) => { return tag === targetTagName; }); for (const matchingJsdocTag of matchingJsdocTags) { arrayHandler( /** * @type {import('@es-joy/jsdoccomment').JsdocTagWithInline} */ matchingJsdocTag, targetTagName); } }; /** * Get all tags, inline tags and inline tags in tags * @param {import('./iterateJsdoc.js').JsdocBlockWithInline} jsdoc * @returns {(import('comment-parser').Spec| * import('@es-joy/jsdoccomment').JsdocInlineTagNoType)[]} */ exports.forEachPreferredTag = forEachPreferredTag; const getAllTags = jsdoc => { return [...jsdoc.tags, ...jsdoc.inlineTags.map(inlineTag => { // Tags don't have source or line numbers, so add before returning let line = -1; for (const { tokens: { description } } of jsdoc.source) { line++; if (description && description.includes(`{@${inlineTag.tag}`)) { break; } } inlineTag.line = line; return inlineTag; }), ...jsdoc.tags.flatMap(tag => { let tagBegins = -1; for (const { tokens: { tag: tg } } of jsdoc.source) { tagBegins++; if (tg) { break; } } for (const inlineTag of tag.inlineTags) { /** @type {import('./iterateJsdoc.js').Integer} */ let line = 0; for (const { number, tokens: { description } } of tag.source) { if (description && description.includes(`{@${inlineTag.tag}`)) { line = number; break; } } inlineTag.line = tagBegins + line - 1; } return ( /** * @type {import('comment-parser').Spec & { * inlineTags: import('@es-joy/jsdoccomment').JsdocInlineTagNoType[] * }} */ tag.inlineTags ); })]; }; /** * @param {import('./iterateJsdoc.js').JsdocBlockWithInline} jsdoc * @param {string[]} targetTagNames * @returns {boolean} */ exports.getAllTags = getAllTags; const hasATag = (jsdoc, targetTagNames) => { return targetTagNames.some(targetTagName => { return hasTag(jsdoc, targetTagName); }); }; /** * Checks if the JSDoc comment has an undefined type. * @param {import('comment-parser').Spec|null|undefined} tag * the tag which should be checked. * @param {ParserMode} mode * @returns {boolean} * true in case a defined type is undeclared; otherwise false. */ exports.hasATag = hasATag; const mayBeUndefinedTypeTag = (tag, mode) => { // The function should not continue in the event the type is not defined... if (typeof tag === 'undefined' || tag === null) { return true; } // .. same applies if it declares an `{undefined}` or `{void}` type const tagType = tag.type.trim(); // Exit early if matching if (tagType === 'undefined' || tagType === 'void' || tagType === '*' || tagType === 'any') { return true; } let parsedTypes; try { parsedTypes = (0, _jsdoccomment.tryParse)(tagType, mode === 'permissive' ? undefined : [mode]); } catch { // Ignore } if ( // We do not traverse deeply as it could be, e.g., `Promise<void>` parsedTypes && parsedTypes.type === 'JsdocTypeUnion' && parsedTypes.elements.find(elem => { return elem.type === 'JsdocTypeUndefined' || elem.type === 'JsdocTypeName' && elem.value === 'void'; })) { return true; } // In any other case, a type is present return false; }; /** * @param {import('./getDefaultTagStructureForMode.js').TagStructure} map * @param {string} tag * @returns {Map<string, string|string[]|boolean|undefined>} */ exports.mayBeUndefinedTypeTag = mayBeUndefinedTypeTag; const ensureMap = (map, tag) => { if (!map.has(tag)) { map.set(tag, new Map()); } return /** @type {Map<string, string | boolean>} */map.get(tag); }; /** * @param {import('./iterateJsdoc.js').StructuredTags} structuredTags * @param {import('./getDefaultTagStructureForMode.js').TagStructure} tagMap * @returns {void} */ const overrideTagStructure = (structuredTags, tagMap = tagStructure) => { for (const [tag, { name, required = [], type }] of Object.entries(structuredTags)) { const tagStruct = ensureMap(tagMap, tag); tagStruct.set('namepathRole', name); tagStruct.set('typeAllowed', type); const requiredName = required.includes('name'); if (requiredName && name === false) { throw new Error('Cannot add "name" to `require` with the tag\'s `name` set to `false`'); } tagStruct.set('nameRequired', requiredName); const requiredType = required.includes('type'); if (requiredType && type === false) { throw new Error('Cannot add "type" to `require` with the tag\'s `type` set to `false`'); } tagStruct.set('typeRequired', requiredType); const typeOrNameRequired = required.includes('typeOrNameRequired'); if (typeOrNameRequired && name === false) { throw new Error('Cannot add "typeOrNameRequired" to `require` with the tag\'s `name` set to `false`'); } if (typeOrNameRequired && type === false) { throw new Error('Cannot add "typeOrNameRequired" to `require` with the tag\'s `type` set to `false`'); } tagStruct.set('typeOrNameRequired', typeOrNameRequired); } }; /** * @param {ParserMode} mode * @param {import('./iterateJsdoc.js').StructuredTags} structuredTags * @returns {import('./getDefaultTagStructureForMode.js').TagStructure} */ exports.overrideTagStructure = overrideTagStructure; const getTagStructureForMode = (mode, structuredTags) => { const tagStruct = (0, _getDefaultTagStructureForMode.default)(mode); try { overrideTagStructure(structuredTags, tagStruct); /* c8 ignore next 3 */ } catch { // } return tagStruct; }; /** * @param {string} tag * @param {import('./getDefaultTagStructureForMode.js').TagStructure} tagMap * @returns {boolean} */ exports.getTagStructureForMode = getTagStructureForMode; const isNamepathDefiningTag = (tag, tagMap = tagStructure) => { const tagStruct = ensureMap(tagMap, tag); return tagStruct.get('namepathRole') === 'namepath-defining'; }; /** * @param {string} tag * @param {import('./getDefaultTagStructureForMode.js').TagStructure} tagMap * @returns {boolean} */ exports.isNamepathDefiningTag = isNamepathDefiningTag; const isNamepathReferencingTag = (tag, tagMap = tagStructure) => { const tagStruct = ensureMap(tagMap, tag); return tagStruct.get('namepathRole') === 'namepath-referencing'; }; /** * @param {string} tag * @param {import('./getDefaultTagStructureForMode.js').TagStructure} tagMap * @returns {boolean} */ exports.isNamepathReferencingTag = isNamepathReferencingTag; const isNamepathOrUrlReferencingTag = (tag, tagMap = tagStructure) => { const tagStruct = ensureMap(tagMap, tag); return tagStruct.get('namepathRole') === 'namepath-or-url-referencing'; }; /** * @param {string} tag * @param {import('./getDefaultTagStructureForMode.js').TagStructure} tagMap * @returns {boolean|undefined} */ exports.isNamepathOrUrlReferencingTag = isNamepathOrUrlReferencingTag; const tagMustHaveTypePosition = (tag, tagMap = tagStructure) => { const tagStruct = ensureMap(tagMap, tag); return /** @type {boolean|undefined} */tagStruct.get('typeRequired'); }; /** * @param {string} tag * @param {import('./getDefaultTagStructureForMode.js').TagStructure} tagMap * @returns {boolean|string} */ exports.tagMustHaveTypePosition = tagMustHaveTypePosition; const tagMightHaveTypePosition = (tag, tagMap = tagStructure) => { if (tagMustHaveTypePosition(tag, tagMap)) { return true; } const tagStruct = ensureMap(tagMap, tag); const ret = /** @type {boolean|undefined} */tagStruct.get('typeAllowed'); return ret === undefined ? true : ret; }; exports.tagMightHaveTypePosition = tagMightHaveTypePosition; const namepathTypes = new Set(['namepath-defining', 'namepath-referencing']); /** * @param {string} tag * @param {import('./getDefaultTagStructureForMode.js').TagStructure} tagMap * @returns {boolean} */ const tagMightHaveNamePosition = (tag, tagMap = tagStructure) => { const tagStruct = ensureMap(tagMap, tag); const ret = tagStruct.get('namepathRole'); return ret === undefined ? true : Boolean(ret); }; /** * @param {string} tag * @param {import('./getDefaultTagStructureForMode.js').TagStructure} tagMap * @returns {boolean} */ exports.tagMightHaveNamePosition = tagMightHaveNamePosition; const tagMightHaveNamepath = (tag, tagMap = tagStructure) => { const tagStruct = ensureMap(tagMap, tag); const nampathRole = tagStruct.get('namepathRole'); return nampathRole !== false && namepathTypes.has(/** @type {string} */nampathRole); }; /** * @param {string} tag * @param {import('./getDefaultTagStructureForMode.js').TagStructure} tagMap * @returns {boolean|undefined} */ exports.tagMightHaveNamepath = tagMightHaveNamepath; const tagMustHaveNamePosition = (tag, tagMap = tagStructure) => { const tagStruct = ensureMap(tagMap, tag); return /** @type {boolean|undefined} */tagStruct.get('nameRequired'); }; /** * @param {string} tag * @param {import('./getDefaultTagStructureForMode.js').TagStructure} tagMap * @returns {boolean} */ exports.tagMustHaveNamePosition = tagMustHaveNamePosition; const tagMightHaveEitherTypeOrNamePosition = (tag, tagMap) => { return Boolean(tagMightHaveTypePosition(tag, tagMap)) || tagMightHaveNamepath(tag, tagMap); }; /** * @param {string} tag * @param {import('./getDefaultTagStructureForMode.js').TagStructure} tagMap * @returns {boolean|undefined} */ exports.tagMightHaveEitherTypeOrNamePosition = tagMightHaveEitherTypeOrNamePosition; const tagMustHaveEitherTypeOrNamePosition = (tag, tagMap) => { const tagStruct = ensureMap(tagMap, tag); return /** @type {boolean} */tagStruct.get('typeOrNameRequired'); }; /** * @param {import('comment-parser').Spec} tag * @param {import('./getDefaultTagStructureForMode.js').TagStructure} tagMap * @returns {boolean|undefined} */ const tagMissingRequiredTypeOrNamepath = (tag, tagMap = tagStructure) => { const mustHaveTypePosition = tagMustHaveTypePosition(tag.tag, tagMap); const mightHaveTypePosition = tagMightHaveTypePosition(tag.tag, tagMap); const hasTypePosition = mightHaveTypePosition && Boolean(tag.type); const hasNameOrNamepathPosition = (tagMustHaveNamePosition(tag.tag, tagMap) || tagMightHaveNamepath(tag.tag, tagMap)) && Boolean(tag.name); const mustHaveEither = tagMustHaveEitherTypeOrNamePosition(tag.tag, tagMap); const hasEither = tagMightHaveEitherTypeOrNamePosition(tag.tag, tagMap) && (hasTypePosition || hasNameOrNamepathPosition); return mustHaveEither && !hasEither && !mustHaveTypePosition; }; /* eslint-disable complexity -- Temporary */ /** * @param {ESTreeOrTypeScriptNode|null|undefined} node * @param {boolean} [checkYieldReturnValue] * @returns {boolean} */ exports.tagMissingRequiredTypeOrNamepath = tagMissingRequiredTypeOrNamepath; const hasNonFunctionYield = (node, checkYieldReturnValue) => { /* eslint-enable complexity -- Temporary */ if (!node) { return false; } switch (node.type) { case 'ArrayExpression': case 'ArrayPattern': return node.elements.some(element => { return hasNonFunctionYield(element, checkYieldReturnValue); }); case 'AssignmentExpression': case 'BinaryExpression': case 'LogicalExpression': { return hasNonFunctionYield(node.left, checkYieldReturnValue) || hasNonFunctionYield(node.right, checkYieldReturnValue); } case 'AssignmentPattern': return hasNonFunctionYield(node.right, checkYieldReturnValue); case 'BlockStatement': { return node.body.some(bodyNode => { return !['ArrowFunctionExpression', 'FunctionDeclaration', 'FunctionExpression'].includes(bodyNode.type) && hasNonFunctionYield(bodyNode, checkYieldReturnValue); }); } /* c8 ignore next 2 -- In Babel? */ case 'CallExpression': // @ts-expect-error In Babel? case 'OptionalCallExpression': return node.arguments.some(element => { return hasNonFunctionYield(element, checkYieldReturnValue); }); case 'ChainExpression': case 'ExpressionStatement': { return hasNonFunctionYield(node.expression, checkYieldReturnValue); } /* c8 ignore next 2 -- In Babel? */ // @ts-expect-error In Babel? case 'ClassProperty': /* c8 ignore next 2 -- In Babel? */ // @ts-expect-error In Babel? case 'ObjectProperty': /* c8 ignore next 2 -- In Babel? */ case 'Property': case 'PropertyDefinition': return node.computed && hasNonFunctionYield(node.key, checkYieldReturnValue) || hasNonFunctionYield(node.value, checkYieldReturnValue); case 'ConditionalExpression': case 'IfStatement': { return hasNonFunctionYield(node.test, checkYieldReturnValue) || hasNonFunctionYield(node.consequent, checkYieldReturnValue) || hasNonFunctionYield(node.alternate, checkYieldReturnValue); } case 'DoWhileStatement': case 'ForInStatement': case 'ForOfStatement': case 'ForStatement': case 'LabeledStatement': case 'WhileStatement': case 'WithStatement': { return hasNonFunctionYield(node.body, checkYieldReturnValue); } /* c8 ignore next 2 -- In Babel? */ // @ts-expect-error In Babel? case 'Import': case 'ImportExpression': return hasNonFunctionYield(node.source, checkYieldReturnValue); // ?. /* c8 ignore next 2 -- In Babel? */ case 'MemberExpression': // @ts-expect-error In Babel? case 'OptionalMemberExpression': return hasNonFunctionYield(node.object, checkYieldReturnValue) || hasNonFunctionYield(node.property, checkYieldReturnValue); case 'ObjectExpression': /* eslint-disable no-fallthrough */ case 'ObjectPattern': /* eslint-enable no-fallthrough */ return node.properties.some(property => { return hasNonFunctionYield(property, checkYieldReturnValue); }); /* c8 ignore next 2 -- In Babel? */ // @ts-expect-error In Babel? case 'ObjectMethod': /* c8 ignore next 6 -- In Babel? */ // @ts-expect-error In Babel? return node.computed && hasNonFunctionYield(node.key, checkYieldReturnValue) || // @ts-expect-error In Babel? node.arguments.some(nde => { return hasNonFunctionYield(nde, checkYieldReturnValue); }); case 'ReturnStatement': { if (node.argument === null) { return false; } return hasNonFunctionYield(node.argument, checkYieldReturnValue); } // Comma case 'SequenceExpression': case 'TemplateLiteral': return node.expressions.some(subExpression => { return hasNonFunctionYield(subExpression, checkYieldReturnValue); }); case 'SpreadElement': case 'UnaryExpression': return hasNonFunctionYield(node.argument, checkYieldReturnValue); case 'SwitchStatement': { return node.cases.some(someCase => { return someCase.consequent.some(nde => { return hasNonFunctionYield(nde, checkYieldReturnValue); }); }); } case 'TaggedTemplateExpression': return hasNonFunctionYield(node.quasi, checkYieldReturnValue); case 'TryStatement': { return hasNonFunctionYield(node.block, checkYieldReturnValue) || hasNonFunctionYield(node.handler && node.handler.body, checkYieldReturnValue) || hasNonFunctionYield(/** @type {import('@typescript-eslint/types').TSESTree.BlockStatement} */ node.finalizer, checkYieldReturnValue); } case 'VariableDeclaration': { return node.declarations.some(nde => { return hasNonFunctionYield(nde, checkYieldReturnValue); }); } case 'VariableDeclarator': { return hasNonFunctionYield(node.id, checkYieldReturnValue) || hasNonFunctionYield(node.init, checkYieldReturnValue); } case 'YieldExpression': { if (checkYieldReturnValue) { if (/** @type {import('eslint').Rule.Node} */node.parent.type === 'VariableDeclarator') { return true; } return false; } // void return does not count. if (node.argument === null) { return false; } return true; } default: { return false; } } }; /** * Checks if a node has a return statement. Void return does not count. * @param {ESTreeOrTypeScriptNode} node * @param {boolean} [checkYieldReturnValue] * @returns {boolean} */ const hasYieldValue = (node, checkYieldReturnValue) => { return /** @type {import('@typescript-eslint/types').TSESTree.FunctionDeclaration} */node.generator && (/** @type {import('@typescript-eslint/types').TSESTree.FunctionDeclaration} */node.expression || hasNonFunctionYield(/** @type {import('@typescript-eslint/types').TSESTree.FunctionDeclaration} */ node.body, checkYieldReturnValue)); }; /** * Checks if a node has a throws statement. * @param {ESTreeOrTypeScriptNode|null|undefined} node * @param {boolean} [innerFunction] * @returns {boolean} */ // eslint-disable-next-line complexity exports.hasYieldValue = hasYieldValue; const hasThrowValue = (node, innerFunction) => { if (!node) { return false; } // There are cases where a function may execute its inner function which // throws, but we're treating functions atomically rather than trying to // follow them switch (node.type) { case 'ArrowFunctionExpression': case 'FunctionDeclaration': case 'FunctionExpression': { return !innerFunction && !node.async && hasThrowValue(node.body, true); } case 'BlockStatement': { return node.body.some(bodyNode => { return bodyNode.type !== 'FunctionDeclaration' && hasThrowValue(bodyNode); }); } case 'DoWhileStatement': case 'ForInStatement': case 'ForOfStatement': case 'ForStatement': case 'LabeledStatement': case 'WhileStatement': case 'WithStatement': { return hasThrowValue(node.body); } case 'IfStatement': { return hasThrowValue(node.consequent) || hasThrowValue(node.alternate); } case 'SwitchStatement': { return node.cases.some(someCase => { return someCase.consequent.some(nde => { return hasThrowValue(nde); }); }); } case 'ThrowStatement': { return true; } // We only consider it to throw an error if the catch or finally blocks throw an error. case 'TryStatement': { return hasThrowValue(node.handler && node.handler.body) || hasThrowValue(node.finalizer); } default: { return false; } } }; /** * @param {string} tag */ /* const isInlineTag = (tag) => { return /^(@link|@linkcode|@linkplain|@tutorial) /u.test(tag); }; */ /** * Parses GCC Generic/Template types * @see {@link https://github.com/google/closure-compiler/wiki/Generic-Types} * @see {@link https://www.typescriptlang.org/docs/handbook/jsdoc-supported-types.html#template} * @param {import('comment-parser').Spec} tag * @returns {string[]} */ exports.hasThrowValue = hasThrowValue; const parseClosureTemplateTag = tag => { return tag.name.split(',').map(type => { return type.trim().replace(/^\[?(?<name>.*?)=.*$/u, '$<name>'); }); }; /** * @typedef {true|string[]} DefaultContexts */ /** * Checks user option for `contexts` array, defaulting to * contexts designated by the rule. Returns an array of * ESTree AST types, indicating allowable contexts. * @param {import('eslint').Rule.RuleContext} context * @param {DefaultContexts|undefined} defaultContexts * @param {{ * contexts?: import('./iterateJsdoc.js').Context[] * }} settings * @returns {(string|import('./iterateJsdoc.js').ContextObject)[]} */ exports.parseClosureTemplateTag = parseClosureTemplateTag; const enforcedContexts = (context, defaultContexts, settings) => { const contexts = context.options[0]?.contexts || settings.contexts || (defaultContexts === true ? ['ArrowFunctionExpression', 'FunctionDeclaration', 'FunctionExpression', 'TSDeclareFunction'] : defaultContexts); return contexts; }; /** * @param {import('./iterateJsdoc.js').Context[]} contexts * @param {import('./iterateJsdoc.js').CheckJsdoc} checkJsdoc * @param {import('@es-joy/jsdoccomment').CommentHandler} [handler] * @returns {import('eslint').Rule.RuleListener} */ exports.enforcedContexts = enforcedContexts; const getContextObject = (contexts, checkJsdoc, handler) => { /** @type {import('eslint').Rule.RuleListener} */ const properties = {}; for (const [idx, prop] of contexts.entries()) { /** @type {string} */ let property; /** @type {(node: import('eslint').Rule.Node) => void} */ let value; if (typeof prop === 'object') { const selInfo = { lastIndex: idx, selector: prop.context }; if (prop.comment) { property = /** @type {string} */prop.context; value = checkJsdoc.bind(null, { ...selInfo, comment: prop.comment }, /** * @type {(jsdoc: import('@es-joy/jsdoccomment').JsdocBlockWithInline) => boolean} */ /** @type {import('@es-joy/jsdoccomment').CommentHandler} */ handler.bind(null, prop.comment)); } else { property = /** @type {string} */prop.context; value = checkJsdoc.bind(null, selInfo, null); } } else { const selInfo = { lastIndex: idx, selector: prop }; property = prop; value = checkJsdoc.bind(null, selInfo, null); } const old = /** * @type {((node: import('eslint').Rule.Node) => void)} */ properties[property]; properties[property] = old ? /** * @type {((node: import('eslint').Rule.Node) => void)} */ function (node) { old(node); value(node); } : value; } return properties; }; exports.getContextObject = getContextObject; const tagsWithNamesAndDescriptions = new Set(['arg', 'argument', 'param', 'prop', 'property', 'return', // These two are parsed by our custom parser as though having a `name` 'returns', 'template']); /** * @typedef {{ * [key: string]: false|string| * {message: string, replacement?: string} * }} TagNamePreference */ /** * @param {import('eslint').Rule.RuleContext} context * @param {ParserMode|undefined} mode * @param {import('comment-parser').Spec[]} tags * @returns {{ * tagsWithNames: import('comment-parser').Spec[], * tagsWithoutNames: import('comment-parser').Spec[] * }} */ const getTagsByType = (context, mode, tags) => { /** * @type {import('comment-parser').Spec[]} */ const tagsWithoutNames = []; const tagsWithNames = tags.filter(tag => { const { tag: tagName } = tag; const tagWithName = tagsWithNamesAndDescriptions.has(tagName); if (!tagWithName) { tagsWithoutNames.push(tag); } return tagWithName; }); return { tagsWithNames, tagsWithoutNames }; }; /** * @param {import('eslint').SourceCode|{ * text: string * }} sourceCode * @returns {string} */ exports.getTagsByType = getTagsByType; const getIndent = sourceCode => { return (sourceCode.text.match(/^\n*([ \t]+)/u)?.[1] ?? '') + ' '; }; /** * @param {import('eslint').Rule.Node|null} node * @returns {boolean} */ exports.getIndent = getIndent; const isConstructor = node => { return node?.type === 'MethodDefinition' && node.kind === 'constructor' || /** @type {import('@typescript-eslint/types').TSESTree.MethodDefinition} */node?.parent?.kind === 'constructor'; }; /** * @param {import('eslint').Rule.Node|null} node * @returns {boolean} */ exports.isConstructor = isConstructor; const isGetter = node => { return node !== null && /** * @type {import('@typescript-eslint/types').TSESTree.MethodDefinition| * import('@typescript-eslint/types').TSESTree.Property} */ node.parent?.kind === 'get'; }; /** * @param {import('eslint').Rule.Node|null} node * @returns {boolean} */ exports.isGetter = isGetter; const isSetter = node => { return node !== null && /** * @type {import('@typescript-eslint/types').TSESTree.MethodDefinition| * import('@typescript-eslint/types').TSESTree.Property} */ node.parent?.kind === 'set'; }; /** * @param {import('eslint').Rule.Node} node * @returns {boolean} */ exports.isSetter = isSetter; const hasAccessorPair = node => { const { key, kind: sourceKind, type } = /** * @type {import('@typescript-eslint/types').TSESTree.MethodDefinition| * import('@typescript-eslint/types').TSESTree.Property} */ node; const sourceName = /** @type {import('@typescript-eslint/types').TSESTree.Identifier} */key.name; const oppositeKind = sourceKind === 'get' ? 'set' : 'get'; const sibling = type === 'MethodDefinition' ? /** @type {import('@typescript-eslint/types').TSESTree.ClassBody} */node.parent.body : /** @type {import('@typescript-eslint/types').TSESTree.ObjectExpression} */node.parent.properties; return sibling.some(child => { const { key: ky, kind } = /** * @type {import('@typescript-eslint/types').TSESTree.MethodDefinition| * import('@typescript-eslint/types').TSESTree.Property} */ child; const name = /** @type {import('@typescript-eslint/types').TSESTree.Identifier} */ky.name; return kind === oppositeKind && name === sourceName; }); }; /** * @param {import('./iterateJsdoc.js').JsdocBlockWithInline} jsdoc * @param {import('eslint').Rule.Node|null} node * @param {import('eslint').Rule.RuleContext} context * @param {import('json-schema').JSONSchema4} schema * @returns {boolean} */ const exemptSpeciaMethods = (jsdoc, node, context, schema) => { /** * @param {"checkGetters"|"checkSetters"|"checkConstructors"} prop * @returns {boolean|"no-setter"|"no-getter"} */ const hasSchemaOption = prop => { const schemaProperties = schema[0].properties; return context.options[0]?.[prop] ?? (schemaProperties[prop] && schemaProperties[prop].default); }; const checkGetters = hasSchemaOption('checkGetters'); const checkSetters = hasSchemaOption('checkSetters'); return !hasSchemaOption('checkConstructors') && (isConstructor(node) || hasATag(jsdoc, ['class', 'constructor'])) || isGetter(node) && (!checkGetters || checkGetters === 'no-setter' && hasAccessorPair(/** @type {import('./iterateJsdoc.js').Node} */node.parent)) || isSetter(node) && (!checkSetters || checkSetters === 'no-getter' && hasAccessorPair(/** @type {import('./iterateJsdoc.js').Node} */node.parent)); }; /** * Since path segments may be unquoted (if matching a reserved word, * identifier or numeric literal) or single or double quoted, in either * the `@param` or in source, we need to strip the quotes to give a fair * comparison. * @param {string} str * @returns {string} */ exports.exemptSpeciaMethods = exemptSpeciaMethods; const dropPathSegmentQuotes = str => { return str.replaceAll(/\.(['"])(.*)\1/gu, '.$2'); }; /** * @param {string} name * @returns {(otherPathName: string) => boolean} */ exports.dropPathSegmentQuotes = dropPathSegmentQuotes; const comparePaths = name => { return