René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Contextualized construction does not work","articleBody":"When I contextualize object construction, nothing will be constructed.\r\n\r\nBy \"contextualize construction\" I mean instead of: \r\n\r\n```\r\n{ \r\n    \"utter\": {\r\n        \"say\": nested.greeting,\r\n        \"think\": nested.thinking\r\n    },\r\n    \"nestedBinding\":  {\r\n        \"say\": $nested.greeting,\r\n        \"think\": $nested.thinking\r\n    }\r\n}\r\n```\r\n\r\nI want to remove duplication by pulling nested and $nested in front of the object constructor.\r\n\r\n```\r\n{ \r\n    \"utter\": nested {\r\n        \"say\": greeting,\r\n        \"think\": thinking\r\n    },\r\n    \"nestedBinding\": $nested {\r\n        \"say\": greeting,\r\n        \"think\": thinking\r\n    }\r\n}\r\n```\r\nThis should also allow me to filter for a certain item and then work inside its context, see https://try.jsonata.org/PCo2yBJJg. That way I want to factor out filter criteria for numerous entries.\r\n\r\n```\r\n@Test\r\n    public void supportsContextualizedConstruction() throws Exception {\r\n        String json = \"{ \\n\" +\r\n            \"  \\\"nested\\\": {\\n\" +\r\n            \"    \\\"greeting\\\": \\\"hello\\\",\\n\" +\r\n            \"    \\\"thinking\\\": \\\"bored\\\"\\n\" +\r\n            \"  } \\n\" +\r\n            \"}\";\r\n        JsonNode rootContextNode = JACKSON.readTree(json);\r\n\r\n        String jsonata = \"{ \\n\" +\r\n            \"    \\\"utter\\\": nested {\\n\" +\r\n            \"        \\\"say\\\": greeting,\\n\" +\r\n            \"        \\\"think\\\": thinking\\n\" +\r\n            \"    },\\n\" +\r\n            \"    \\\"nestedBinding\\\": $nested {\\n\" +\r\n            \"        \\\"say\\\": greeting,\\n\" +\r\n            \"        \\\"think\\\": thinking\\n\" +\r\n            \"    }\\n\"\r\n            + \"}\";\r\n        Expression jsonataExpr = Expression.jsonata(jsonata);\r\n\r\n        ObjectNode bindingNode = JACKSON.createObjectNode();\r\n        bindingNode //\r\n            .put(\"nested\",\r\n                \"{\\n\"\r\n                    + \"    \\\"nested\\\": {\\n\"\r\n                    + \"         \\\"greeting\\\": \\\"welcome\\\",\\n\"\r\n                    + \"         \\\"thinking\\\": \\\"ayaah!\\\" \\n\"\r\n                    + \"    }\\n\"\r\n                    + \"}\");\r\n\r\n        JsonNode transformed = jsonataExpr.evaluate(rootContextNode, bindingNode);\r\n        System.out.println(transformed);\r\n    }\r\n```\r\nResult:\r\n`{}`\r\n\r\nExpected according to https://try.jsonata.org/Vb34AQ8j4:\r\n```\r\n{\r\n  \"utter\": {\r\n    \"say\": \"hello\",\r\n    \"think\": \"bored\"\r\n  },\r\n  \"nestedBinding\": {\r\n    \"say\": \"welcome\",\r\n    \"think\": \"ayaah!\"\r\n  }\r\n}\r\n```\r\n","author":{"url":"https://github.com/dschulten","@type":"Person","name":"dschulten"},"datePublished":"2021-01-16T18:05:00.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/136/JSONata4Java/issues/136"}