348 Bytes

	{{# def.definitions }}
	{{# def.errors }}
	{{# def.setupKeyword }}
	{{# def.$data }}

	{{
	var $regexp = $isData
	? '(new RegExp(' + $schemaValue + '))'
	: it.usePattern($schema);
	}}

	if ({{# def.$dataNotType:'string' }} !{{=$regexp}}.test({{=$data}}) ) {
	{{# def.error:'pattern' }}
	} {{? $breakOnError }} else { {{?}}

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