107 lines
3.3 KiB
JavaScript
107 lines
3.3 KiB
JavaScript
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/**
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* @fileoverview Rule to check for jsdoc presence.
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* @author Gyandeep Singh
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*/
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"use strict";
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module.exports = {
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meta: {
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docs: {
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description: "require JSDoc comments",
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category: "Stylistic Issues",
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recommended: false,
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url: "https://eslint.org/docs/rules/require-jsdoc"
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},
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schema: [
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{
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type: "object",
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properties: {
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require: {
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type: "object",
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properties: {
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ClassDeclaration: {
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type: "boolean"
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},
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MethodDefinition: {
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type: "boolean"
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},
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FunctionDeclaration: {
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type: "boolean"
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},
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ArrowFunctionExpression: {
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type: "boolean"
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},
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FunctionExpression: {
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type: "boolean"
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}
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},
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additionalProperties: false
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}
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},
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additionalProperties: false
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}
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]
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},
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create(context) {
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const source = context.getSourceCode();
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const DEFAULT_OPTIONS = {
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FunctionDeclaration: true,
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MethodDefinition: false,
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ClassDeclaration: false,
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ArrowFunctionExpression: false,
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FunctionExpression: false
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};
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const options = Object.assign(DEFAULT_OPTIONS, context.options[0] && context.options[0].require || {});
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/**
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* Report the error message
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* @param {ASTNode} node node to report
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* @returns {void}
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*/
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function report(node) {
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context.report({ node, message: "Missing JSDoc comment." });
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}
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/**
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* Check if the jsdoc comment is present or not.
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* @param {ASTNode} node node to examine
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* @returns {void}
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*/
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function checkJsDoc(node) {
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const jsdocComment = source.getJSDocComment(node);
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if (!jsdocComment) {
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report(node);
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}
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}
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return {
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FunctionDeclaration(node) {
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if (options.FunctionDeclaration) {
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checkJsDoc(node);
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}
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},
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FunctionExpression(node) {
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if (
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(options.MethodDefinition && node.parent.type === "MethodDefinition") ||
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(options.FunctionExpression && (node.parent.type === "VariableDeclarator" || (node.parent.type === "Property" && node === node.parent.value)))
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) {
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checkJsDoc(node);
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}
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},
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ClassDeclaration(node) {
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if (options.ClassDeclaration) {
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checkJsDoc(node);
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}
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},
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ArrowFunctionExpression(node) {
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if (options.ArrowFunctionExpression && node.parent.type === "VariableDeclarator") {
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checkJsDoc(node);
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}
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}
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};
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}
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};
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