156 lines
6.1 KiB
Plaintext
156 lines
6.1 KiB
Plaintext
import { T as createGlobalLinebreakMatcher, f as createRule, g as import_ast_utils } from "../utils.js";
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var operator_linebreak_default = createRule({
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name: "operator-linebreak",
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meta: {
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type: "layout",
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docs: { description: "Enforce consistent linebreak style for operators" },
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fixable: "code",
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schema: [{ oneOf: [{
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type: "string",
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enum: [
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"after",
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"before",
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"none"
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]
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}, { type: "null" }] }, {
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type: "object",
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properties: { overrides: {
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type: "object",
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additionalProperties: {
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type: "string",
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enum: [
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"after",
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"before",
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"none",
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"ignore"
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]
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}
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} },
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additionalProperties: false
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}],
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defaultOptions: [],
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messages: {
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operatorAtBeginning: "'{{operator}}' should be placed at the beginning of the line.",
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operatorAtEnd: "'{{operator}}' should be placed at the end of the line.",
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badLinebreak: "Bad line breaking before and after '{{operator}}'.",
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noLinebreak: "There should be no line break before or after '{{operator}}'."
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}
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},
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create(context) {
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const usedDefaultGlobal = !context.options[0];
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const globalStyle = context.options[0] || "after";
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const options = context.options[1] || {};
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const styleOverrides = options.overrides ? Object.assign({}, options.overrides) : {};
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if (usedDefaultGlobal && !styleOverrides["?"]) styleOverrides["?"] = "before";
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if (usedDefaultGlobal && !styleOverrides[":"]) styleOverrides[":"] = "before";
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const sourceCode = context.sourceCode;
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function getFixer(operatorToken, desiredStyle) {
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return (fixer) => {
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const tokenBefore = sourceCode.getTokenBefore(operatorToken);
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const tokenAfter = sourceCode.getTokenAfter(operatorToken);
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const textBefore = sourceCode.text.slice(tokenBefore.range[1], operatorToken.range[0]);
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const textAfter = sourceCode.text.slice(operatorToken.range[1], tokenAfter.range[0]);
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const hasLinebreakBefore = !(0, import_ast_utils.isTokenOnSameLine)(tokenBefore, operatorToken);
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const hasLinebreakAfter = !(0, import_ast_utils.isTokenOnSameLine)(operatorToken, tokenAfter);
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let newTextBefore, newTextAfter;
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if (hasLinebreakBefore !== hasLinebreakAfter && desiredStyle !== "none") {
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if (sourceCode.getTokenBefore(operatorToken, { includeComments: true }) !== tokenBefore && sourceCode.getTokenAfter(operatorToken, { includeComments: true }) !== tokenAfter) return null;
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newTextBefore = textAfter;
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newTextAfter = textBefore;
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} else {
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const LINEBREAK_REGEX = createGlobalLinebreakMatcher();
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newTextBefore = desiredStyle === "before" || textBefore.trim() ? textBefore : textBefore.replace(LINEBREAK_REGEX, "");
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newTextAfter = desiredStyle === "after" || textAfter.trim() ? textAfter : textAfter.replace(LINEBREAK_REGEX, "");
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if (newTextBefore === textBefore && newTextAfter === textAfter) return null;
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}
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if (newTextAfter === "" && tokenAfter.type === "Punctuator" && "+-".includes(operatorToken.value) && tokenAfter.value === operatorToken.value) newTextAfter += " ";
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return fixer.replaceTextRange([tokenBefore.range[1], tokenAfter.range[0]], newTextBefore + operatorToken.value + newTextAfter);
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};
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}
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function validateNode(node, rightSide, operator) {
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const operatorToken = sourceCode.getTokenBefore(rightSide, (token) => token.value === operator);
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const leftToken = sourceCode.getTokenBefore(operatorToken);
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const rightToken = sourceCode.getTokenAfter(operatorToken);
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const operatorStyleOverride = styleOverrides[operator];
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const style = operatorStyleOverride || globalStyle;
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const fix = getFixer(operatorToken, style);
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if ((0, import_ast_utils.isTokenOnSameLine)(leftToken, operatorToken) && (0, import_ast_utils.isTokenOnSameLine)(operatorToken, rightToken)) {} else if (operatorStyleOverride !== "ignore" && !(0, import_ast_utils.isTokenOnSameLine)(leftToken, operatorToken) && !(0, import_ast_utils.isTokenOnSameLine)(operatorToken, rightToken)) context.report({
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node,
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loc: operatorToken.loc,
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messageId: "badLinebreak",
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data: { operator },
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fix
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});
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else if (style === "before" && (0, import_ast_utils.isTokenOnSameLine)(leftToken, operatorToken)) context.report({
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node,
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loc: operatorToken.loc,
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messageId: "operatorAtBeginning",
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data: { operator },
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fix
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});
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else if (style === "after" && (0, import_ast_utils.isTokenOnSameLine)(operatorToken, rightToken)) context.report({
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node,
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loc: operatorToken.loc,
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messageId: "operatorAtEnd",
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data: { operator },
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fix
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});
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else if (style === "none") context.report({
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node,
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loc: operatorToken.loc,
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messageId: "noLinebreak",
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data: { operator },
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fix
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});
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}
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function validateBinaryExpression(node) {
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validateNode(node, node.right, node.operator);
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}
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return {
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BinaryExpression: validateBinaryExpression,
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LogicalExpression: validateBinaryExpression,
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AssignmentExpression: validateBinaryExpression,
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VariableDeclarator(node) {
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if (node.init) validateNode(node, node.init, "=");
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},
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PropertyDefinition(node) {
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if (node.value) validateNode(node, node.value, "=");
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},
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AccessorProperty(node) {
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if (node.value) validateNode(node, node.value, "=");
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},
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ConditionalExpression(node) {
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validateNode(node, node.consequent, "?");
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validateNode(node, node.alternate, ":");
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},
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TSImportEqualsDeclaration(node) {
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validateNode(node, node.moduleReference, "=");
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},
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TSTypeAliasDeclaration(node) {
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validateNode(node, node.typeAnnotation, "=");
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},
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TSConditionalType(node) {
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validateNode(node, node.trueType, "?");
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validateNode(node, node.falseType, ":");
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},
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TSIntersectionType(node) {
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const { types } = node;
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for (let idx = 0; idx < types.length - 1; idx++) validateNode(types[idx], types[idx + 1], "&");
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},
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TSUnionType(node) {
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const { types } = node;
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for (let idx = 0; idx < types.length - 1; idx++) validateNode(types[idx], types[idx + 1], "|");
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},
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TSTypeParameter(node) {
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if (!node.default) return;
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validateNode(node, node.default, "=");
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},
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TSEnumMember(node) {
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if (!node.initializer) return;
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validateNode(node, node.initializer, "=");
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}
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};
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}
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});
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export { operator_linebreak_default as t };
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