tangweijie
5099f2e87e
- Vue 3 + TypeScript + Element Plus 前端界面 - Pinia 状态管理 - Vue Router 4 路由管理 - Axios HTTP 客户端 - MSW (Mock Service Worker) 开发环境模拟 - 账户管理界面 (列表、详情、三科目余额展示) - 交易管理界面 (列表、详情) - 对账管理界面 (三账校验) - 完善的 API 客户端封装 - Docker 容器化配置 - Nginx 配置用于生产环境
51 lines
1.3 KiB
JavaScript
51 lines
1.3 KiB
JavaScript
import { GraphQLError } from '../../error/GraphQLError.mjs';
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/**
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* No unused variables
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*
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* A GraphQL operation is only valid if all variables defined by an operation
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* are used, either directly or within a spread fragment.
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*
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* See https://spec.graphql.org/draft/#sec-All-Variables-Used
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*/
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export function NoUnusedVariablesRule(context) {
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let variableDefs = [];
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return {
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OperationDefinition: {
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enter() {
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variableDefs = [];
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},
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leave(operation) {
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const variableNameUsed = Object.create(null);
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const usages = context.getRecursiveVariableUsages(operation);
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for (const { node } of usages) {
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variableNameUsed[node.name.value] = true;
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}
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for (const variableDef of variableDefs) {
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const variableName = variableDef.variable.name.value;
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if (variableNameUsed[variableName] !== true) {
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context.reportError(
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new GraphQLError(
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operation.name
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? `Variable "$${variableName}" is never used in operation "${operation.name.value}".`
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: `Variable "$${variableName}" is never used.`,
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{
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nodes: variableDef,
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},
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),
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);
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}
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}
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},
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},
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VariableDefinition(def) {
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variableDefs.push(def);
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},
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};
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}
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