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<?php $str = <<<END { "Pet": { "type": "object", "required": [ "id" ], "properties": { "id": { "type": "integer", "format": "int64" } } }, "Dog": { "type": "object", "allOf": [ { "\$ref": "#/definitions/Pet" }, { "required": [ "name" ], "properties": { "name": { "type": "string" } } } ], "x-vendor-ext": "some data" } } END; $str = str_replace("\t", " ", $str); $str = str_replace('"', '\"', $str); $lines = explode("\n", $str); foreach($lines as &$l) { $l = '"' . $l; } echo '"' . implode('\n" +' . "\n", $lines) . '"';
Output for git.master, git.master_jit, rfc.property-hooks
""{\n" + " \"Pet\": {\n" + " \"type\": \"object\",\n" + " \"required\": [\n" + " \"id\"\n" + " ],\n" + " \"properties\": {\n" + " \"id\": {\n" + " \"type\": \"integer\",\n" + " \"format\": \"int64\"\n" + " }\n" + " }\n" + " },\n" + " \"Dog\": {\n" + " \"type\": \"object\",\n" + " \"allOf\": [\n" + " {\n" + " \"$ref\": \"#/definitions/Pet\"\n" + " },\n" + " {\n" + " \"required\": [\n" + " \"name\"\n" + " ],\n" + " \"properties\": {\n" + " \"name\": {\n" + " \"type\": \"string\"\n" + " }\n" + " }\n" + " }\n" + " ],\n" + " \"x-vendor-ext\": \"some data\"\n" + " }\n" + "}"

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