cuelang.org/go@v0.13.0/encoding/jsonschema/testdata/txtar/perl_pattern_strict.txtar (about) 1 Invalid perl syntax should result in failure when #strictFeatures 2 is enabled. 3 #strictFeatures 4 5 -- schema.json -- 6 { 7 "$schema": "https://json-schema.org/draft/2020-12/schema", 8 "pattern": "^(?![ \\t\\n]*\\(default(.*)\\))[\\s\\S]*" 9 } 10 -- out/decode/extract -- 11 ERROR: 12 unsupported Perl regexp syntax in "^(?![ \\t\\n]*\\(default(.*)\\))[\\s\\S]*": error parsing regexp: invalid or unsupported Perl syntax: `(?!`: 13 schema.json:3:5