--- /dev/null
+import type {CodeKeywordDefinition, KeywordErrorDefinition} from "../../types"
+import type {KeywordCxt} from "../../compile/validate"
+import {_, str, operators} from "../../compile/codegen"
+
+const error: KeywordErrorDefinition = {
+ message({keyword, schemaCode}) {
+ const comp = keyword === "maxProperties" ? "more" : "fewer"
+ return str`must NOT have ${comp} than ${schemaCode} items`
+ },
+ params: ({schemaCode}) => _`{limit: ${schemaCode}}`,
+}
+
+const def: CodeKeywordDefinition = {
+ keyword: ["maxProperties", "minProperties"],
+ type: "object",
+ schemaType: "number",
+ $data: true,
+ error,
+ code(cxt: KeywordCxt) {
+ const {keyword, data, schemaCode} = cxt
+ const op = keyword === "maxProperties" ? operators.GT : operators.LT
+ cxt.fail$data(_`Object.keys(${data}).length ${op} ${schemaCode}`)
+ },
+}
+
+export default def