127 lines
3.7 KiB
Plaintext
127 lines
3.7 KiB
Plaintext
'use strict';
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const path = require('path');
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const fs = require('fs');
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function applyPolyfills(object, polyfill) {
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return new Proxy(object, {
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get(_target, p) {
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var _a;
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return (_a = object[p]) != null ? _a : polyfill[p];
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}
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});
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}
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function getParent(node) {
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return node.parent;
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}
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const cache = /* @__PURE__ */ new WeakMap();
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function getSourceCode(context) {
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const original = context.sourceCode || context.getSourceCode();
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const cached = cache.get(original);
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if (cached) {
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return cached;
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}
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const sourceCode = applyPolyfills(original, {
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getScope(node) {
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const inner = node.type !== "Program";
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for (let n = node; n; n = getParent(n)) {
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const scope = original.scopeManager.acquire(n, inner);
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if (scope) {
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if (scope.type === "function-expression-name") {
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return scope.childScopes[0];
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}
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return scope;
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}
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}
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return original.scopeManager.scopes[0];
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},
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markVariableAsUsed(name, refNode = original.ast) {
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const currentScope = sourceCode.getScope(refNode);
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if (currentScope === context.getScope()) {
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return context.markVariableAsUsed(name);
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}
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let initialScope = currentScope;
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if (currentScope.type === "global" && currentScope.childScopes.length > 0 && currentScope.childScopes[0].block === original.ast) {
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initialScope = currentScope.childScopes[0];
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}
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for (let scope = initialScope; scope; scope = scope.upper) {
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const variable = scope.variables.find(
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(scopeVar) => scopeVar.name === name
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);
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if (variable) {
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variable.eslintUsed = true;
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return true;
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}
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}
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return false;
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},
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getAncestors(node) {
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const result = [];
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for (let ancestor = getParent(node); ancestor; ancestor = ancestor.parent) {
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result.unshift(ancestor);
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}
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return result;
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},
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getDeclaredVariables(node) {
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return original.scopeManager.getDeclaredVariables(node);
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},
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isSpaceBetween(first, second) {
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if (first.range[0] <= second.range[1] && second.range[0] <= first.range[1]) {
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return false;
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}
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const [startingNodeOrToken, endingNodeOrToken] = first.range[1] <= second.range[0] ? [first, second] : [second, first];
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const tokens = sourceCode.getTokensBetween(first, second, {
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includeComments: true
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});
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let startIndex = startingNodeOrToken.range[1];
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for (const token of tokens) {
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if (startIndex !== token.range[0]) {
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return true;
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}
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startIndex = token.range[1];
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}
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return startIndex !== endingNodeOrToken.range[0];
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}
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});
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cache.set(original, sourceCode);
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return sourceCode;
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}
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function getCwd(context) {
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var _a, _b, _c;
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return (_c = (_b = context.cwd) != null ? _b : (_a = context.getCwd) == null ? void 0 : _a.call(context)) != null ? _c : (
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// getCwd is added in v6.6.0
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process.cwd()
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);
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}
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function getFilename(context) {
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var _a;
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return (_a = context.filename) != null ? _a : context.getFilename();
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}
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function getPhysicalFilename(context) {
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var _a, _b;
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const physicalFilename = (_b = context.physicalFilename) != null ? _b : (_a = context.getPhysicalFilename) == null ? void 0 : _a.call(context);
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if (physicalFilename != null) {
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return physicalFilename;
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}
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const filename = getFilename(context);
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let target = filename;
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while (/^\d+_/u.test(path.basename(target)) && !fs.existsSync(target)) {
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const next = path.dirname(target);
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if (next === target || !path.extname(next)) {
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break;
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}
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target = next;
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}
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return target;
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}
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exports.getCwd = getCwd;
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exports.getFilename = getFilename;
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exports.getPhysicalFilename = getPhysicalFilename;
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exports.getSourceCode = getSourceCode;
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