pass prepareValue hook to toPostgres

Pass `toPostgres` type-coercers a reference to the `prepareValue`
function to ease constructing literals composed of other Postgres types.
This commit is contained in:
Nikhil Benesch 2014-04-03 10:21:10 -04:00
parent 6ced524390
commit 619ba46ffe
2 changed files with 13 additions and 1 deletions

View File

@ -68,7 +68,7 @@ function prepareObject(val, seen) {
}
seen.push(val);
return prepareValue(val.toPostgres(), seen);
return prepareValue(val.toPostgres(prepareValue), seen);
}
return JSON.stringify(val);
}

View File

@ -141,6 +141,18 @@ test('prepareValue: objects with complex toPostgres prepared properly', function
assert.strictEqual(out, '{"1","2"}');
});
test('prepareValue: objects with toPostgres receive prepareValue', function() {
var customRange = {
lower: { toPostgres: function() { return 5; } },
upper: { toPostgres: function() { return 10; } },
toPostgres: function(prepare) {
return "[" + prepare(this.lower) + "," + prepare(this.upper) + "]";
}
};
var out = utils.prepareValue(customRange);
assert.strictEqual(out, "[5,10]");
});
test('prepareValue: objects with circular toPostgres rejected', function() {
var buf = new Buffer("zomgcustom!");
var customType = {