Conform better to JSON schema version 3

IPython/nbformat/v4/v4.withref.json

@@ -1,156 +1,171 b''
 {
-    "description": "custom json structure with references to generate notebook schema",
-    "notebook": {
+    "$schema": "http://json-schema.org/draft-03/schema#",
+    "description": "IPython Notebook v4.0 JSON schema.",
         "type": "object",
-        "description": "notebook v4.0 root schema",
-        "$schema": "http://json-schema.org/draft-03/schema",
-        "id": "#notebook",
-        "required": true,
         "additionalProperties": false,
         "properties": {
             "metadata": {
+            "description": "Notebook root-level metadata.",
                 "type": "object",
-                "id": "metadata",
                 "required": true,
-                "description": "the metadata atribute can contain any additionnal information",
                 "additionalProperties": true,
                 "properties": {
                     "language": {
+                    "description": "Language of the notebook's kernel.",
                         "type": "string",
                         "required": true
                     },
                     "kernel_info": {
+                    "description": "Other kernel information, to be determined."
                         "type": "object",
                         "required": true,
-                        "description": "kernel information, to be determined"
+                    "additionalProperties": true
                     }
                 }
             },
             "nbformat_minor": {
-                "description": "Notebook format, minor number. Incremented for slight variation of notebook format.",
+            "description": "Notebook format (minor number). Incremented for slight changes to the notebook format.",
                 "type": "integer",
-                "minimum": 0,
-                "id": "nbformat_minor",
-                "required": true
+            "required": true,
+            "minimum": 0
             },
             "nbformat": {
-                "description": "Notebook format, major number. Incremented between backward incompatible change is introduced.",
+            "description": "Notebook format (major number). Incremented between backwards incompatible changes to the notebook format.",
                 "type": "integer",
-                "minimum": 4,
-                "id": "nbformat",
-                "required": true
+            "required": true,
+            "minimum": 4
             },
             "orig_nbformat": {
-                "description": "Original notebook format, major number.",
+            "description": "Original notebook format (major number) before converting the notebook between versions.",
                 "type": "integer",
-                "minimum": 1,
-                "id": "orig_nbformat",
-                "required": false
+            "required": false,
+            "minimum": 1
             },
             "cells": {
-                "$schema": "http://json-schema.org/draft-03/schema",
                 "description": "array of cells of the current notebook",
                 "type": "array",
-                "id": "#cells",
                 "required": true,
-                "items": {"$ref": "/any_cell"}
+            "items": {
+                "type": [
+                    {"$ref": "#/definitions/text_cell"},
+                    {"$ref": "#/definitions/heading_cell"},
+                    {"$ref": "#/definitions/code_cell"}
+                ]
             }
         }
     },
 
+    "definitions": {
+
     "text_cell": {
+            "description": "Notebook text cell",
         "type": "object",
-        "description": "scheme for text cel and childrenm (level only optionnal argument for HEader cell)",
-        "$schema": "http://json-schema.org/draft-03/schema",
-        "id": "#cell",
-        "required": true,
         "additionalProperties": false,
         "properties": {
             "cell_type": {
-                "type": "string",
-                "id": "cell_type",
+                    "description": "String identifying the type of cell",
+                    "enum": ["markdown", "raw"],
                 "required": true
             },
-            "level": {
-                "type": "integer",
-                "minimum": 1,
-                "maximum": 6,
-                "id": "level",
-                "required": false
-            },
             "metadata": {
+                    "description": "Cell-level metadata",
                 "type": "object",
-                "id": "metadata",
-                "required": false
+                    "required": true,
+                    "additionalProperties": true
             },
             "source": {
-                "description": "source text of the cell",
+                    "description": "Contents of the cell, represented as an array of lines (each terminated by \n)",
                 "type": "array",
-                "id": "source",
                 "required": true,
                 "items": {
                     "type": "string",
-                    "description": "each item represents one line of cell, terminated by \n",
-                    "required": true
+                        "pattern": "^.*\n$"
                 }
             }
         }
-
     },
 
-    "any_cell": {
-        "description": "Meta cell type that match any cell type",
-        "type": [{"$ref": "/text_cell"}, {"$ref":"/code_cell"}],
-        "$schema": "http://json-schema.org/draft-03/schema"
-    },
-
-    "code_cell": {
+        "heading_cell": {
+            "description": "Notebook heading cell",
         "type": "object",
-        "$schema": "http://json-schema.org/draft-03/schema",
-        "description": "Cell used to execute code",
-        "id": "#cell",
-        "required": true,
         "additionalProperties": false,
         "properties": {
             "cell_type": {
-                "type": "string",
-                "id": "cell_type",
+                    "description": "String identifying the type of cell",
+                    "enum": ["heading"],
                 "required": true
             },
             "metadata": {
+                    "description": "Cell-level metadata",
                 "type": "object",
-                "id": "metadata",
-                "required": false
+                    "required": true,
+                    "additionalProperties": true
             },
-            "collapsed": {
-                "type": "boolean",
-                "required": true
+                "source": {
+                    "description": "Contents of the cell, represented as an array of lines (each terminated by \n)",
+                    "type": "array",
+                    "required": true,
+                    "items": {
+                        "type": "string",
+                        "pattern": "^.*\n$"
+                    }
             },
-            "autoscroll": {
-                "type": "boolean",
+                "level": {
+                    "description": "Level of heading cells",
+                    "type": "integer",
+                    "required": false,
+                    "minimum": 1,
+                    "maximum": 6
+                }
+            }
+        },
+
+        "code_cell": {
+            "description": "Notebook code cell",
+            "type": "object",
+            "additionalProperties": false,
+            "properties": {
+                "cell_type": {
+                    "description": "String identifying the type of cell",
+                    "enum": ["code"],
                 "required": true
             },
+                "metadata": {
+                    "description": "Cell-level metadata",
+                    "type": "object",
+                    "required": true,
+                    "additionalProperties": true
+                },
             "source": {
-                "description": "for code cell source code",
+                    "description": "Contents of the cell, represented as an array of lines (each terminated by \n)",
                 "type": "array",
-                "id": "source",
                 "required": true,
                 "items": {
                     "type": "string",
-                    "description": "each item represents one line of the source code written, terminated by \n",
-                    "required": true
+                        "pattern": "^.*\n$"
                 }
             }
             "outputs": {
-                "description": "output for code cell, to be definied",
-                "required": true,
-                "type": "array"
+                    "description": "Outputs of cell, to be defined",
+                    "type": "array",
+                    "required": true
+                },
+                "collapsed": {
+                    "description": "Whether the cell is collapsed/expanded",
+                    "type": "boolean",
+                    "required": true
+                },
+                "autoscroll": {
+                    "description": "Whether the cell's output should autoscroll",
+                    "type": "boolean",
+                    "required": true
             },
             "prompt_number": {
                 "type": ["integer", "null"],
-                "required": false,
+                    "required": true,
                 "minimum": 0
             }
         }
     }
 }
+}