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n8n-nodes-gwezz-changdunovel/node_modules/@n8n/eslint-plugin-community-nodes/dist/utils/ast-utils.js
2025-10-26 23:10:15 +08:00

135 lines
5.0 KiB
JavaScript

import { AST_NODE_TYPES } from '@typescript-eslint/utils';
import { distance } from 'fastest-levenshtein';
function implementsInterface(node, interfaceName) {
return (node.implements?.some((impl) => impl.type === AST_NODE_TYPES.TSClassImplements &&
impl.expression.type === AST_NODE_TYPES.Identifier &&
impl.expression.name === interfaceName) ?? false);
}
export function isNodeTypeClass(node) {
if (implementsInterface(node, 'INodeType')) {
return true;
}
if (node.superClass?.type === AST_NODE_TYPES.Identifier && node.superClass.name === 'Node') {
return true;
}
return false;
}
export function isCredentialTypeClass(node) {
return implementsInterface(node, 'ICredentialType');
}
export function findClassProperty(node, propertyName) {
const property = node.body.body.find((member) => member.type === AST_NODE_TYPES.PropertyDefinition &&
member.key?.type === AST_NODE_TYPES.Identifier &&
member.key.name === propertyName);
return property?.type === AST_NODE_TYPES.PropertyDefinition ? property : null;
}
export function findObjectProperty(obj, propertyName) {
const property = obj.properties.find((prop) => prop.type === AST_NODE_TYPES.Property &&
prop.key.type === AST_NODE_TYPES.Identifier &&
prop.key.name === propertyName);
return property?.type === AST_NODE_TYPES.Property ? property : null;
}
export function getLiteralValue(node) {
if (node?.type === AST_NODE_TYPES.Literal) {
return node.value;
}
return null;
}
export function getStringLiteralValue(node) {
const value = getLiteralValue(node);
return typeof value === 'string' ? value : null;
}
export function getModulePath(node) {
const stringValue = getStringLiteralValue(node);
if (stringValue) {
return stringValue;
}
if (node?.type === AST_NODE_TYPES.TemplateLiteral &&
node.expressions.length === 0 &&
node.quasis.length === 1) {
return node.quasis[0]?.value.cooked ?? null;
}
return null;
}
export function getBooleanLiteralValue(node) {
const value = getLiteralValue(node);
return typeof value === 'boolean' ? value : null;
}
export function findArrayLiteralProperty(obj, propertyName) {
const property = findObjectProperty(obj, propertyName);
if (property?.value.type === AST_NODE_TYPES.ArrayExpression) {
return property.value;
}
return null;
}
export function hasArrayLiteralValue(node, searchValue) {
if (node.value?.type !== AST_NODE_TYPES.ArrayExpression)
return false;
return node.value.elements.some((element) => element?.type === AST_NODE_TYPES.Literal &&
typeof element.value === 'string' &&
element.value === searchValue);
}
export function getTopLevelObjectInJson(node) {
if (node.parent?.type === AST_NODE_TYPES.Property) {
return null;
}
return node;
}
export function isFileType(filename, extension) {
return filename.endsWith(extension);
}
export function isDirectRequireCall(node) {
return (node.callee.type === AST_NODE_TYPES.Identifier &&
node.callee.name === 'require' &&
node.arguments.length > 0);
}
export function isRequireMemberCall(node) {
return (node.callee.type === AST_NODE_TYPES.MemberExpression &&
node.callee.object.type === AST_NODE_TYPES.Identifier &&
node.callee.object.name === 'require' &&
node.arguments.length > 0);
}
export function extractCredentialInfoFromArray(element) {
if (!element)
return null;
const stringValue = getStringLiteralValue(element);
if (stringValue) {
return { name: stringValue, node: element };
}
if (element.type === AST_NODE_TYPES.ObjectExpression) {
const nameProperty = findObjectProperty(element, 'name');
const testedByProperty = findObjectProperty(element, 'testedBy');
if (nameProperty) {
const nameValue = getStringLiteralValue(nameProperty.value);
const testedByValue = testedByProperty
? getStringLiteralValue(testedByProperty.value)
: undefined;
if (nameValue) {
return {
name: nameValue,
testedBy: testedByValue ?? undefined,
node: nameProperty.value,
};
}
}
}
return null;
}
export function extractCredentialNameFromArray(element) {
const info = extractCredentialInfoFromArray(element);
return info ? { name: info.name, node: info.node } : null;
}
export function findSimilarStrings(target, candidates, maxDistance = 3, maxResults = 3) {
const matches = [];
for (const candidate of candidates) {
const levenshteinDistance = distance(target.toLowerCase(), candidate.toLowerCase());
if (levenshteinDistance <= maxDistance) {
matches.push({ name: candidate, distance: levenshteinDistance });
}
}
return matches
.sort((a, b) => a.distance - b.distance)
.slice(0, maxResults)
.map((match) => match.name);
}
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