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docs: 仓库链接指向本镜像仓库
2026-11-13 09:25:58 +08:00

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'use strict';
var utils = require('../utils.js');
require('eslint-visitor-keys');
require('espree');
require('estraverse');
function isCalleeOfNewExpression(node) {
const maybeCallee = node.parent?.type === "ChainExpression" ? node.parent : node;
return maybeCallee.parent?.type === "NewExpression" && maybeCallee.parent.callee === maybeCallee;
}
var wrapIife = utils.createRule({
name: "wrap-iife",
package: "js",
meta: {
type: "layout",
docs: {
description: "Require parentheses around immediate `function` invocations"
},
schema: [
{
type: "string",
enum: ["outside", "inside", "any"]
},
{
type: "object",
properties: {
functionPrototypeMethods: {
type: "boolean",
default: false
}
},
additionalProperties: false
}
],
fixable: "code",
messages: {
wrapInvocation: "Wrap an immediate function invocation in parentheses.",
wrapExpression: "Wrap only the function expression in parens.",
moveInvocation: "Move the invocation into the parens that contain the function."
}
},
create(context) {
const style = context.options[0] || "outside";
const includeFunctionPrototypeMethods = context.options[1] && context.options[1].functionPrototypeMethods;
const sourceCode = context.sourceCode;
function isWrappedInAnyParens(node) {
return utils.isParenthesised(sourceCode, node);
}
function isWrappedInGroupingParens(node) {
return utils.isParenthesized(node, sourceCode, 1);
}
function getFunctionNodeFromIIFE(node) {
const callee = utils.skipChainExpression(node.callee);
if (callee.type === "FunctionExpression")
return callee;
if (includeFunctionPrototypeMethods && callee.type === "MemberExpression" && callee.object.type === "FunctionExpression" && (utils.getStaticPropertyName(callee) === "call" || utils.getStaticPropertyName(callee) === "apply")) {
return callee.object;
}
return null;
}
return {
CallExpression(node) {
const innerNode = getFunctionNodeFromIIFE(node);
if (!innerNode)
return;
const isCallExpressionWrapped = isWrappedInAnyParens(node);
const isFunctionExpressionWrapped = isWrappedInAnyParens(innerNode);
if (!isCallExpressionWrapped && !isFunctionExpressionWrapped) {
context.report({
node,
messageId: "wrapInvocation",
fix(fixer) {
const nodeToSurround = style === "inside" ? innerNode : node;
return fixer.replaceText(nodeToSurround, `(${sourceCode.getText(nodeToSurround)})`);
}
});
} else if (style === "inside" && !isFunctionExpressionWrapped) {
context.report({
node,
messageId: "wrapExpression",
fix(fixer) {
if (isWrappedInGroupingParens(node) && !isCalleeOfNewExpression(node)) {
const parenAfter = sourceCode.getTokenAfter(node);
return fixer.replaceTextRange(
[
innerNode.range[1],
parenAfter.range[1]
],
`)${sourceCode.getText().slice(innerNode.range[1], parenAfter.range[0])}`
);
}
return fixer.replaceText(innerNode, `(${sourceCode.getText(innerNode)})`);
}
});
} else if (style === "outside" && !isCallExpressionWrapped) {
context.report({
node,
messageId: "moveInvocation",
fix(fixer) {
const parenAfter = sourceCode.getTokenAfter(innerNode);
return fixer.replaceTextRange(
[
parenAfter.range[0],
node.range[1]
],
`${sourceCode.getText().slice(parenAfter.range[1], node.range[1])})`
);
}
});
}
}
};
}
});
module.exports = wrapIife;