feat: ignore json parse error if jsonType.ignoreError is positive (#409)

package.json

@@ -19,7 +19,7 @@
     "prepack": "tsc && npm run copy-dts",
     "prepack:browser": "rm -rf dist && tsc -p tsconfig.browser.json && npm run copy-dts:browser",
     "prepublishOnly": "npm run prepack && npm run prepack:browser",
-    "pretest": "npm run prepack && ./test/prepare.sh",
+    "pretest": "./test/prepare.sh",
     "test": "./test/start.sh",
     "test:local": "./test/start.sh",
     "test:unit": "./test/start.sh unit",

src/data_types.ts

@@ -421,9 +421,12 @@ class BLOB extends DataType {
 
 // JSON text type
 class MYJSON extends DataType {
-  constructor() {
+  ignoreError: boolean;
+
+  constructor({ ignoreError = false }: { ignoreError?: boolean } = {}) {
     super();
     this.dataType = 'text';
+    this.ignoreError = ignoreError;
   }
 
   toSqlString() {
@@ -441,7 +444,7 @@ class MYJSON extends DataType {
     try {
       return global.JSON.parse(value);
     } catch (err) {
-      console.error(new Error(`unable to cast ${value} to JSON`));
+      if (!this.ignoreError) console.error(new Error(`unable to cast ${value} to JSON`));
       return value;
     }
   }

test/unit/data_types.test.js

@@ -2,6 +2,7 @@
 
 const assert = require('assert').strict;
 const dayjs = require('dayjs');
+const sinon = require('sinon');
 const { default: DataTypes } = require('../../src/data_types');
 const Raw = require('../../src/raw').default;
 const Postgres_DataTypes = require('../../src/drivers/postgres/data_types');
@@ -113,6 +114,16 @@ describe('=> Data Types', () => {
     // JSON type is actually stored as TEXT
     assert.equal(new JSON().dataType, 'text');
     assert.equal(new JSON().toSqlString(), 'TEXT');
+    assert.equal(new JSON().cast('invalid json text'), 'invalid json text');
+
+    const sandbox = sinon.createSandbox();
+    sandbox.spy(console, 'error');
+    try {
+      assert.equal(new JSON({ ignoreError: true }).cast('invalid json text'), 'invalid json text');
+      assert.ok(console.error.notCalled);
+    } finally {
+      sandbox.restore();
+    }
   });
 
   it('JSONB', () => {