144 lines
4.3 KiB
Plaintext
144 lines
4.3 KiB
Plaintext
import { f as createRule, g as import_ast_utils, j as getSwitchCaseColonToken, z as isKeywordToken } from "../utils.js";
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var space_before_blocks_default = createRule({
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name: "space-before-blocks",
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meta: {
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type: "layout",
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docs: { description: "Enforce consistent spacing before blocks" },
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fixable: "whitespace",
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schema: [{ oneOf: [{
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type: "string",
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enum: ["always", "never"]
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}, {
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type: "object",
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properties: {
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keywords: {
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type: "string",
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enum: [
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"always",
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"never",
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"off"
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]
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},
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functions: {
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type: "string",
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enum: [
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"always",
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"never",
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"off"
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]
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},
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classes: {
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type: "string",
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enum: [
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"always",
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"never",
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"off"
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]
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},
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modules: {
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type: "string",
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enum: [
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"always",
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"never",
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"off"
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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: ["always"],
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messages: {
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unexpectedSpace: "Unexpected space before opening brace.",
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missingSpace: "Missing space before opening brace."
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}
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},
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create(context, [config]) {
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const sourceCode = context.sourceCode;
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let alwaysFunctions = true;
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let alwaysKeywords = true;
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let alwaysClasses = true;
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let alwaysModules = true;
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let neverFunctions = false;
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let neverKeywords = false;
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let neverClasses = false;
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let neverModules = false;
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if (typeof config === "object") {
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alwaysFunctions = config.functions === "always";
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alwaysKeywords = config.keywords === "always";
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alwaysClasses = config.classes === "always";
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alwaysModules = config.modules === "always";
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neverFunctions = config.functions === "never";
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neverKeywords = config.keywords === "never";
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neverClasses = config.classes === "never";
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neverModules = config.modules === "never";
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} else if (config === "never") {
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alwaysFunctions = false;
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alwaysKeywords = false;
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alwaysClasses = false;
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alwaysModules = false;
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neverFunctions = true;
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neverKeywords = true;
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neverClasses = true;
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neverModules = true;
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}
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function isFunctionBody(node) {
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if (!("parent" in node)) return false;
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const parent = node.parent;
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return node.type === "BlockStatement" && (0, import_ast_utils.isFunction)(parent) && parent.body === node;
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}
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function isConflicted(precedingToken, node) {
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return (0, import_ast_utils.isArrowToken)(precedingToken) || isKeywordToken(precedingToken) && !isFunctionBody(node) || (0, import_ast_utils.isColonToken)(precedingToken) && "parent" in node && node.parent && node.parent.type === "SwitchCase" && precedingToken === getSwitchCaseColonToken(node.parent, sourceCode);
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}
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function checkPrecedingSpace(node) {
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const precedingToken = sourceCode.getTokenBefore(node);
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if (precedingToken && !isConflicted(precedingToken, node) && (0, import_ast_utils.isTokenOnSameLine)(precedingToken, node)) {
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const hasSpace = sourceCode.isSpaceBetween(precedingToken, node);
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let requireSpace;
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let requireNoSpace;
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if (isFunctionBody(node)) {
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requireSpace = alwaysFunctions;
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requireNoSpace = neverFunctions;
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} else if (node.type === "ClassBody" || node.type === "TSEnumBody" || node.type === "TSInterfaceBody") {
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requireSpace = alwaysClasses;
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requireNoSpace = neverClasses;
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} else if (node.type === "TSModuleBlock") {
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requireSpace = alwaysModules;
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requireNoSpace = neverModules;
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} else {
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requireSpace = alwaysKeywords;
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requireNoSpace = neverKeywords;
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}
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if (requireSpace && !hasSpace) context.report({
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node,
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messageId: "missingSpace",
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fix(fixer) {
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return fixer.insertTextBefore(node, " ");
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}
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});
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else if (requireNoSpace && hasSpace) context.report({
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node,
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messageId: "unexpectedSpace",
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fix(fixer) {
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return fixer.removeRange([precedingToken.range[1], node.range[0]]);
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}
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});
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}
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}
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return {
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BlockStatement: checkPrecedingSpace,
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ClassBody: checkPrecedingSpace,
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SwitchStatement(node) {
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const cases = node.cases;
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let openingBrace;
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if (cases.length > 0) openingBrace = sourceCode.getTokenBefore(cases[0]);
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else openingBrace = sourceCode.getLastToken(node, 1);
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checkPrecedingSpace(openingBrace);
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},
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TSEnumBody: checkPrecedingSpace,
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TSInterfaceBody: checkPrecedingSpace,
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TSModuleBlock: checkPrecedingSpace
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};
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}
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});
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export { space_before_blocks_default as t };
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