ajv-cli/dist/commands/migrate.js

Command line interface for Ajv JSON schema validator

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const util_1 = require("./util");
const ajv_1 = require("./ajv");
const fs = require("fs");
const migrate = require("json-schema-migrate");
const jsonPatch = require("fast-json-patch");
const cmd = {
    execute,
    schema: {
        type: "object",
        required: ["s"],
        properties: {
            s: { $ref: "#/$defs/stringOrArray" },
            o: { type: "string" },
            indent: { type: "integer", minimum: 1 },
            "validate-schema": { type: "boolean" },
            spec: { enum: ["draft7", "draft2019", "draft2020"] },
        },
    },
};
exports.default = cmd;
function execute(argv) {
    const schemaFiles = util_1.getFiles(argv.s);
    if (argv.o && schemaFiles.length > 1) {
        console.error("multiple schemas cannot be migrated to a named output file");
        return false;
    }
    return schemaFiles.map(migrateSchema).every((x) => x);
    function migrateSchema(file) {
        const sch = util_1.openFile(file, `schema ${file}`);
        const migratedSchema = JSON.parse(JSON.stringify(sch));
        const spec = (argv.spec || "draft7");
        migrate[spec](migratedSchema);
        if (argv["validate-schema"] !== false) {
            const ajv = ajv_1.default(argv);
            const valid = ajv.validateSchema(migratedSchema);
            if (!valid) {
                console.error(`schema ${file} is invalid after migration`);
                console.error("error:", migrate.getAjv().errorsText(ajv.errors));
                return false;
            }
        }
        const patch = jsonPatch.compare(sch, migratedSchema);
        if (patch.length > 0) {
            if (argv.o) {
                saveSchema(argv.o, migratedSchema);
            }
            else {
                const backupFile = file + ".bak";
                fs.writeFileSync(backupFile, fs.readFileSync(file, "utf8"));
                saveSchema(file, migratedSchema);
            }
        }
        else {
            console.log(`no changes in ${file}`);
        }
        return true;
    }
    function saveSchema(file, sch) {
        fs.writeFileSync(file, JSON.stringify(sch, null, argv.indent || 2));
        console.log(`saved migrated schema to ${file}`);
    }
}
//# sourceMappingURL=migrate.js.map