Add components

slider/node_modules/eslint/lib/rules/multiline-ternary.js

@@ -0,0 +1,257 @@
+/**
+ * @fileoverview Enforce newlines between operands of ternary expressions
+ * @author Kai Cataldo
+ * @deprecated in ESLint v8.53.0
+ */
+
+"use strict";
+
+const astUtils = require("./utils/ast-utils");
+
+//------------------------------------------------------------------------------
+// Rule Definition
+//------------------------------------------------------------------------------
+
+/** @type {import('../types').Rule.RuleModule} */
+module.exports = {
+	meta: {
+		deprecated: {
+			message: "Formatting rules are being moved out of ESLint core.",
+			url: "https://eslint.org/blog/2023/10/deprecating-formatting-rules/",
+			deprecatedSince: "8.53.0",
+			availableUntil: "10.0.0",
+			replacedBy: [
+				{
+					message:
+						"ESLint Stylistic now maintains deprecated stylistic core rules.",
+					url: "https://eslint.style/guide/migration",
+					plugin: {
+						name: "@stylistic/eslint-plugin",
+						url: "https://eslint.style",
+					},
+					rule: {
+						name: "multiline-ternary",
+						url: "https://eslint.style/rules/multiline-ternary",
+					},
+				},
+			],
+		},
+		type: "layout",
+
+		docs: {
+			description:
+				"Enforce newlines between operands of ternary expressions",
+			recommended: false,
+			url: "https://eslint.org/docs/latest/rules/multiline-ternary",
+		},
+
+		schema: [
+			{
+				enum: ["always", "always-multiline", "never"],
+			},
+		],
+
+		messages: {
+			expectedTestCons:
+				"Expected newline between test and consequent of ternary expression.",
+			expectedConsAlt:
+				"Expected newline between consequent and alternate of ternary expression.",
+			unexpectedTestCons:
+				"Unexpected newline between test and consequent of ternary expression.",
+			unexpectedConsAlt:
+				"Unexpected newline between consequent and alternate of ternary expression.",
+		},
+
+		fixable: "whitespace",
+	},
+
+	create(context) {
+		const sourceCode = context.sourceCode;
+		const option = context.options[0];
+		const multiline = option !== "never";
+		const allowSingleLine = option === "always-multiline";
+
+		//--------------------------------------------------------------------------
+		// Public
+		//--------------------------------------------------------------------------
+
+		return {
+			ConditionalExpression(node) {
+				const questionToken = sourceCode.getTokenAfter(
+					node.test,
+					astUtils.isNotClosingParenToken,
+				);
+				const colonToken = sourceCode.getTokenAfter(
+					node.consequent,
+					astUtils.isNotClosingParenToken,
+				);
+
+				const firstTokenOfTest = sourceCode.getFirstToken(node);
+				const lastTokenOfTest =
+					sourceCode.getTokenBefore(questionToken);
+				const firstTokenOfConsequent =
+					sourceCode.getTokenAfter(questionToken);
+				const lastTokenOfConsequent =
+					sourceCode.getTokenBefore(colonToken);
+				const firstTokenOfAlternate =
+					sourceCode.getTokenAfter(colonToken);
+
+				const areTestAndConsequentOnSameLine =
+					astUtils.isTokenOnSameLine(
+						lastTokenOfTest,
+						firstTokenOfConsequent,
+					);
+				const areConsequentAndAlternateOnSameLine =
+					astUtils.isTokenOnSameLine(
+						lastTokenOfConsequent,
+						firstTokenOfAlternate,
+					);
+
+				const hasComments = !!sourceCode.getCommentsInside(node).length;
+
+				if (!multiline) {
+					if (!areTestAndConsequentOnSameLine) {
+						context.report({
+							node: node.test,
+							loc: {
+								start: firstTokenOfTest.loc.start,
+								end: lastTokenOfTest.loc.end,
+							},
+							messageId: "unexpectedTestCons",
+							fix(fixer) {
+								if (hasComments) {
+									return null;
+								}
+								const fixers = [];
+								const areTestAndQuestionOnSameLine =
+									astUtils.isTokenOnSameLine(
+										lastTokenOfTest,
+										questionToken,
+									);
+								const areQuestionAndConsOnSameLine =
+									astUtils.isTokenOnSameLine(
+										questionToken,
+										firstTokenOfConsequent,
+									);
+
+								if (!areTestAndQuestionOnSameLine) {
+									fixers.push(
+										fixer.removeRange([
+											lastTokenOfTest.range[1],
+											questionToken.range[0],
+										]),
+									);
+								}
+								if (!areQuestionAndConsOnSameLine) {
+									fixers.push(
+										fixer.removeRange([
+											questionToken.range[1],
+											firstTokenOfConsequent.range[0],
+										]),
+									);
+								}
+
+								return fixers;
+							},
+						});
+					}
+
+					if (!areConsequentAndAlternateOnSameLine) {
+						context.report({
+							node: node.consequent,
+							loc: {
+								start: firstTokenOfConsequent.loc.start,
+								end: lastTokenOfConsequent.loc.end,
+							},
+							messageId: "unexpectedConsAlt",
+							fix(fixer) {
+								if (hasComments) {
+									return null;
+								}
+								const fixers = [];
+								const areConsAndColonOnSameLine =
+									astUtils.isTokenOnSameLine(
+										lastTokenOfConsequent,
+										colonToken,
+									);
+								const areColonAndAltOnSameLine =
+									astUtils.isTokenOnSameLine(
+										colonToken,
+										firstTokenOfAlternate,
+									);
+
+								if (!areConsAndColonOnSameLine) {
+									fixers.push(
+										fixer.removeRange([
+											lastTokenOfConsequent.range[1],
+											colonToken.range[0],
+										]),
+									);
+								}
+								if (!areColonAndAltOnSameLine) {
+									fixers.push(
+										fixer.removeRange([
+											colonToken.range[1],
+											firstTokenOfAlternate.range[0],
+										]),
+									);
+								}
+
+								return fixers;
+							},
+						});
+					}
+				} else {
+					if (
+						allowSingleLine &&
+						node.loc.start.line === node.loc.end.line
+					) {
+						return;
+					}
+
+					if (areTestAndConsequentOnSameLine) {
+						context.report({
+							node: node.test,
+							loc: {
+								start: firstTokenOfTest.loc.start,
+								end: lastTokenOfTest.loc.end,
+							},
+							messageId: "expectedTestCons",
+							fix: fixer =>
+								hasComments
+									? null
+									: fixer.replaceTextRange(
+											[
+												lastTokenOfTest.range[1],
+												questionToken.range[0],
+											],
+											"\n",
+										),
+						});
+					}
+
+					if (areConsequentAndAlternateOnSameLine) {
+						context.report({
+							node: node.consequent,
+							loc: {
+								start: firstTokenOfConsequent.loc.start,
+								end: lastTokenOfConsequent.loc.end,
+							},
+							messageId: "expectedConsAlt",
+							fix: fixer =>
+								hasComments
+									? null
+									: fixer.replaceTextRange(
+											[
+												lastTokenOfConsequent.range[1],
+												colonToken.range[0],
+											],
+											"\n",
+										),
+						});
+					}
+				}
+			},
+		};
+	},
+};