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Schema-aware, embeddable, extensible.\n\nThis package is framework-agnostic — it provides the data layer without any UI dependencies.\n\n## Install\n\n```bash\nnpm install @visual-json/core\n```\n\n## Usage\n\n```ts\nimport { fromJson, toJson, setValue, addProperty } from \"@visual-json/core\";\n\n// Convert a JSON value into an editable tree\nconst tree = fromJson({ name: \"my-app\", version: \"1.0.0\" });\n\n// Mutate immutably — returns a new tree with structural sharing\nconst updated = setValue(tree, tree.root.children[0].id, \"new-app\");\n\n// Convert back to plain JSON\nconst json = toJson(updated.root);\n```\n\n## API\n\n### Tree\n\n\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n
ExportDescription
fromJson(value)Parse a JsonValue into a TreeState
toJson(node)Serialize a TreeNode back to a JsonValue
findNode(state, id)Look up a node by ID
findNodeByPath(state, path)Look up a node by JSON path
\n\n### Operations\n\nAll operations return a new `TreeState` with structural sharing.\n\n\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n
ExportDescription
setValue(state, nodeId, value)Set a node's value
setKey(state, nodeId, newKey)Rename an object key
addProperty(state, parentId, key, value)Add a child to an object or array
insertProperty(state, parentId, key, value, index)Insert a child at a specific index
insertNode(state, parentId, node, index)Insert an existing node subtree at a specific index, preserving IDs
removeNode(state, nodeId)Remove a node
moveNode(state, nodeId, newParentId, index?)Move a node to a new parent
reorderChildren(state, parentId, from, to)Reorder children within a parent
reorderChildrenMulti(state, parentId, movedIds, targetSiblingId, position)Reorder multiple children relative to a sibling
changeType(state, nodeId, newType)Convert a node to a different type
duplicateNode(state, nodeId)Duplicate a node as a sibling
\n\n### Schema\n\n\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n
ExportDescription
resolveSchema(value, filename)Auto-detect and fetch a JSON Schema for a file
getPropertySchema(schema, path)Get the schema for a specific path
validateNode(node, schema)Validate a node against a schema
\n\n### Search & Diff\n\n\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n
ExportDescription
searchNodes(state, query)Full-text search across keys and values
computeDiff(a, b)Compute a structural diff between two JSON values
HistoryUndo/redo stack for TreeState
\n\n## License\n\nApache-2.0\n","readmeFilename":"README.md"}