167 lines
4.1 KiB
JavaScript
167 lines
4.1 KiB
JavaScript
/**
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* @fileoverview Rule to enforce line breaks between arguments of a function call
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* @author Alexey Gonchar <https://github.com/finico>
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* @deprecated in ESLint v8.53.0
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*/
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"use strict";
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//------------------------------------------------------------------------------
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// Rule Definition
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//------------------------------------------------------------------------------
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/** @type {import('../types').Rule.RuleModule} */
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module.exports = {
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meta: {
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deprecated: {
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message: "Formatting rules are being moved out of ESLint core.",
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url: "https://eslint.org/blog/2023/10/deprecating-formatting-rules/",
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deprecatedSince: "8.53.0",
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availableUntil: "10.0.0",
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replacedBy: [
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{
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message:
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"ESLint Stylistic now maintains deprecated stylistic core rules.",
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url: "https://eslint.style/guide/migration",
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plugin: {
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name: "@stylistic/eslint-plugin-js",
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url: "https://eslint.style/packages/js",
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},
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rule: {
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name: "function-call-argument-newline",
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url: "https://eslint.style/rules/js/function-call-argument-newline",
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},
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},
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],
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},
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type: "layout",
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docs: {
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description:
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"Enforce line breaks between arguments of a function call",
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recommended: false,
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url: "https://eslint.org/docs/latest/rules/function-call-argument-newline",
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},
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fixable: "whitespace",
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schema: [
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{
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enum: ["always", "never", "consistent"],
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},
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],
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messages: {
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unexpectedLineBreak: "There should be no line break here.",
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missingLineBreak:
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"There should be a line break after this argument.",
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},
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},
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create(context) {
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const sourceCode = context.sourceCode;
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const checkers = {
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unexpected: {
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messageId: "unexpectedLineBreak",
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check: (prevToken, currentToken) =>
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prevToken.loc.end.line !== currentToken.loc.start.line,
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createFix: (token, tokenBefore) => fixer =>
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fixer.replaceTextRange(
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[tokenBefore.range[1], token.range[0]],
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" ",
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),
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},
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missing: {
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messageId: "missingLineBreak",
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check: (prevToken, currentToken) =>
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prevToken.loc.end.line === currentToken.loc.start.line,
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createFix: (token, tokenBefore) => fixer =>
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fixer.replaceTextRange(
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[tokenBefore.range[1], token.range[0]],
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"\n",
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),
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},
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};
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/**
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* Check all arguments for line breaks in the CallExpression
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* @param {CallExpression} node node to evaluate
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* @param {{ messageId: string, check: Function }} checker selected checker
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* @returns {void}
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* @private
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*/
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function checkArguments(node, checker) {
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for (let i = 1; i < node.arguments.length; i++) {
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const prevArgToken = sourceCode.getLastToken(
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node.arguments[i - 1],
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);
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const currentArgToken = sourceCode.getFirstToken(
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node.arguments[i],
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);
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if (checker.check(prevArgToken, currentArgToken)) {
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const tokenBefore = sourceCode.getTokenBefore(
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currentArgToken,
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{ includeComments: true },
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);
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const hasLineCommentBefore = tokenBefore.type === "Line";
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context.report({
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node,
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loc: {
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start: tokenBefore.loc.end,
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end: currentArgToken.loc.start,
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},
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messageId: checker.messageId,
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fix: hasLineCommentBefore
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? null
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: checker.createFix(currentArgToken, tokenBefore),
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});
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}
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}
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}
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/**
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* Check if open space is present in a function name
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* @param {CallExpression} node node to evaluate
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* @returns {void}
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* @private
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*/
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function check(node) {
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if (node.arguments.length < 2) {
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return;
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}
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const option = context.options[0] || "always";
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if (option === "never") {
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checkArguments(node, checkers.unexpected);
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} else if (option === "always") {
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checkArguments(node, checkers.missing);
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} else if (option === "consistent") {
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const firstArgToken = sourceCode.getLastToken(
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node.arguments[0],
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);
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const secondArgToken = sourceCode.getFirstToken(
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node.arguments[1],
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);
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if (
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firstArgToken.loc.end.line === secondArgToken.loc.start.line
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) {
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checkArguments(node, checkers.unexpected);
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} else {
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checkArguments(node, checkers.missing);
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}
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}
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}
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return {
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CallExpression: check,
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NewExpression: check,
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};
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},
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};
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