@graphql-codegen/core/esm/execute-plugin.js

import { buildASTSchema } from 'graphql';
import { createNoopProfiler, } from '@graphql-codegen/plugin-helpers';
export async function executePlugin(options, plugin) {
    if (!plugin?.plugin || typeof plugin.plugin !== 'function') {
        throw new Error(`Invalid Custom Plugin "${options.name}" \n
        Plugin ${options.name} does not export a valid JS object with "plugin" function.

        Make sure your custom plugin is written in the following form:

        module.exports = {
          plugin: (schema, documents, config) => {
            return 'my-custom-plugin-content';
          },
        };
        `);
    }
    const outputSchema = options.schemaAst || buildASTSchema(options.schema, options.config);
    const documents = options.documents || [];
    const profiler = options.profiler ?? createNoopProfiler();
    const info = {
        outputFile: options.outputFilename,
        allPlugins: options.allPlugins,
        pluginContext: options.pluginContext || {},
    };
    const validate = plugin.validate;
    if (validate && typeof validate === 'function') {
        try {
            await profiler.run(async () => validate(outputSchema, documents, options.config, info), `Plugin ${options.name} validate`);
        }
        catch (e) {
            throw new Error(`Plugin "${options.name}" validation failed: \n
            ${e instanceof Error ? e.message : String(e)}
          `);
        }
    }
    return profiler.run(() => Promise.resolve(plugin.plugin(outputSchema, documents, typeof options.config === 'object' ? { ...options.config } : options.config, info)), `Plugin ${options.name} execution`);
}