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teal-src/util/jsonschema.tl

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teal-src/util/jsonschema.tl @ 11457:6a51749af7f4

util.datamapper: Add initial support for parsing arrays
author Kim Alvefur <zash@zash.se>
date Thu, 18 Mar 2021 12:57:25 +0100
parent 11449:dabd1fae0540
child 11459:86904555bffc
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
11449
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1 -- Copyright (C) 2021 Kim Alvefur
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2 --
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3 -- This project is MIT/X11 licensed. Please see the
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4 -- COPYING file in the source package for more information.
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5 --
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6 -- Based on
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7 -- https://json-schema.org/draft/2020-12/json-schema-core.html
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8 -- https://json-schema.org/draft/2020-12/json-schema-validation.html
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9 --
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10
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11 local record schema_t
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12 enum type_e
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13 "null"
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14 "boolean"
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15 "object"
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16 "array"
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17 "number"
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18 "string"
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19 "integer"
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20 end
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21
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22 type : type_e
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23 enum : { any }
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24 const : any
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25
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26 allOf : { schema_t }
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27 anyOf : { schema_t }
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28 oneOf : { schema_t }
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29
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30 ["not"] : schema_t
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31 ["if"] : schema_t
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32 ["then"] : schema_t
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33 ["else"] : schema_t
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34
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35 -- numbers
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36 multipleOf : number
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37 maximum : number
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38 exclusiveMaximum : number
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39 minimum : number
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40 exclusiveMinimum : number
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41
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42 -- strings
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43 maxLength : number
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44 minLength : number
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45 pattern : string
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46 format : string
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47
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48 -- arrays
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49 prefixItems : { schema_t }
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50 items : schema_t
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51 contains : schema_t
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52 maxItems : number
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53 minItems : number
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54 uniqueItems : boolean
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55 maxContains : number
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56 minContains : number
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57
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58 -- objects
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59 properties : { string : schema_t | type_e }
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60 maxProperties : number
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61 minProperties : number
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62 required : { string }
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63 dependentRequired : { string : { string } }
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64 additionalProperties: schema_t
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65 patternProperties: schema_t
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66 propertyNames : schema_t
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67
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68 -- xml
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69 record xml_t
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70 name : string
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71 namespace : string
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72 prefix : string
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73 attribute : boolean
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74 wrapped : boolean
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75
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76 -- nonstantard, maybe in the future
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77 text : boolean
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78 x_name_is_value : boolean
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79 x_single_attribute : string
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80 end
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81
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82 xml : xml_t
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83
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84 -- descriptive
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85 title : string
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86 description : string
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87 deprecated : boolean
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88 readOnly : boolean
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89 writeOnly : boolean
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90 end
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91 local type_e = schema_t.type_e
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92
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93 -- TODO validator function per schema property
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94
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95 local type_validators : { type_e : function (schema_t, any) : boolean } = {}
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96
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97 local function simple_validate(schema : type_e, data : any) : boolean
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98 if schema == "object" and data is table then
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99 return type(data) == "table" and (next(data)==nil or type((next(data, nil))) == "string")
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100 elseif schema == "array" and data is table then
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101 return type(data) == "table" and (next(data)==nil or type((next(data, nil))) == "number")
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102 elseif schema == "integer" then
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103 return math.type(data) == schema
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104 else
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105 return type(data) == schema
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106 end
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107 end
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108
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109 type_validators.string = function (schema : schema_t, data : any) : boolean
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110 -- XXX this is measured in byte, while JSON measures in ... bork
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111 -- TODO use utf8.len?
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112 if data is string then
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113 if schema.maxLength and #data > schema.maxLength then
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114 return false
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115 end
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116 if schema.minLength and #data < schema.minLength then
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117 return false
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118 end
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119 return true
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120 end
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121 return false
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122 end
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123
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124 type_validators.number = function (schema : schema_t, data : number) : boolean
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125 if schema.multipleOf and data % schema.multipleOf ~= 0 then
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126 return false
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127 end
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128
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129 if schema.maximum and not ( data <= schema.maximum ) then
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130 return false
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131 end
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132
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133 if schema.exclusiveMaximum and not ( data < schema.exclusiveMaximum ) then
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134 return false
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135 end
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136
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137 if schema.minimum and not ( data >= schema.minimum ) then
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138 return false
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139 end
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140
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141 if schema.exclusiveMinimum and not ( data > schema.exclusiveMinimum ) then
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142 return false
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143 end
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144
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145 return true
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146 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
147
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
148 type_validators.integer = type_validators.number
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
149
11441
75a280e6e046 util.jsonschema: Allow a boolean as schema
Kim Alvefur <zash@zash.se>
parents: 11440
diff changeset
150 local function validate(schema : schema_t | type_e | boolean, data : any) : boolean
75a280e6e046 util.jsonschema: Allow a boolean as schema
Kim Alvefur <zash@zash.se>
parents: 11440
diff changeset
151 if schema is boolean then
75a280e6e046 util.jsonschema: Allow a boolean as schema
Kim Alvefur <zash@zash.se>
parents: 11440
diff changeset
152 return schema
75a280e6e046 util.jsonschema: Allow a boolean as schema
Kim Alvefur <zash@zash.se>
parents: 11440
diff changeset
153 end
11434
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
154 if schema is type_e then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
155 return simple_validate(schema, data)
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
156 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
157 if schema is schema_t then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
158 if schema.allOf then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
159 for _, sub in ipairs(schema.allOf) do
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
160 if not validate(sub, data) then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
161 return false
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
162 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
163 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
164 return true
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
165 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
166
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
167 if schema.oneOf then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
168 local valid = 0
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
169 for _, sub in ipairs(schema.oneOf) do
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
170 if validate(sub, data) then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
171 valid = valid + 1
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
172 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
173 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
174 return valid == 1
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
175 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
176
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
177 if schema.anyOf then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
178 for _, sub in ipairs(schema.anyOf) do
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
179 if validate(sub, data) then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
180 return true
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
181 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
182 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
183 return false
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
184 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
185
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
186 if schema["not"] then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
187 if validate(schema["not"], data) then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
188 return false
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
189 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
190 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
191
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
192 if schema["if"] then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
193 if validate(schema["if"], data) then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
194 if schema["then"] then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
195 return validate(schema["then"], data)
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
196 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
197 else
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
198 if schema["else"] then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
199 return validate(schema["else"], data)
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
200 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
201 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
202 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
203
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
204 if schema.const ~= nil and schema.const ~= data then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
205 return false
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
206 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
207
11447
7ad137fe665b util.jsonschema: Syntax tweak to not upset syntax highlighting
Kim Alvefur <zash@zash.se>
parents: 11446
diff changeset
208 if schema["enum"] ~= nil then
7ad137fe665b util.jsonschema: Syntax tweak to not upset syntax highlighting
Kim Alvefur <zash@zash.se>
parents: 11446
diff changeset
209 for _, v in ipairs(schema["enum"]) do
11434
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
210 if v == data then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
211 return true
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
212 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
213 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
214 return false
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
215 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
216
11448
1d84b54ba0d7 util.jsonschema: Restructure "type" keyword handling
Kim Alvefur <zash@zash.se>
parents: 11447
diff changeset
217 if schema.type then
1d84b54ba0d7 util.jsonschema: Restructure "type" keyword handling
Kim Alvefur <zash@zash.se>
parents: 11447
diff changeset
218 if not simple_validate(schema.type, data) then
1d84b54ba0d7 util.jsonschema: Restructure "type" keyword handling
Kim Alvefur <zash@zash.se>
parents: 11447
diff changeset
219 return false
1d84b54ba0d7 util.jsonschema: Restructure "type" keyword handling
Kim Alvefur <zash@zash.se>
parents: 11447
diff changeset
220 end
1d84b54ba0d7 util.jsonschema: Restructure "type" keyword handling
Kim Alvefur <zash@zash.se>
parents: 11447
diff changeset
221
1d84b54ba0d7 util.jsonschema: Restructure "type" keyword handling
Kim Alvefur <zash@zash.se>
parents: 11447
diff changeset
222 local validator = type_validators[schema.type]
1d84b54ba0d7 util.jsonschema: Restructure "type" keyword handling
Kim Alvefur <zash@zash.se>
parents: 11447
diff changeset
223 if validator then
1d84b54ba0d7 util.jsonschema: Restructure "type" keyword handling
Kim Alvefur <zash@zash.se>
parents: 11447
diff changeset
224 return validator(schema, data)
1d84b54ba0d7 util.jsonschema: Restructure "type" keyword handling
Kim Alvefur <zash@zash.se>
parents: 11447
diff changeset
225 end
11434
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
226 end
11448
1d84b54ba0d7 util.jsonschema: Restructure "type" keyword handling
Kim Alvefur <zash@zash.se>
parents: 11447
diff changeset
227 return true
11434
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
228 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
229 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
230
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
231 type_validators.table = function (schema : schema_t, data : any) : boolean
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
232 if data is table then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
233
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
234 if schema.maxItems and #data > schema.maxItems then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
235 return false
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
236 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
237
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
238 if schema.minItems and #data < schema.minItems then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
239 return false
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
240 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
241
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
242 if schema.required then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
243 for _, k in ipairs(schema.required) do
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
244 if data[k] == nil then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
245 return false
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
246 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
247 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
248 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
249
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
250 if schema.properties then
11445
c73744fa3bdf util.jsonschema: Restructure handling of "properties" and "additionalProperties"
Kim Alvefur <zash@zash.se>
parents: 11444
diff changeset
251 local additional : schema_t | boolean = schema.additionalProperties or true
c73744fa3bdf util.jsonschema: Restructure handling of "properties" and "additionalProperties"
Kim Alvefur <zash@zash.se>
parents: 11444
diff changeset
252 for k, v in pairs(data) do
11446
58c534bac798 util.jsonschema: Implement "propertyNames"
Kim Alvefur <zash@zash.se>
parents: 11445
diff changeset
253 if schema.propertyNames and not validate(schema.propertyNames, k) then
58c534bac798 util.jsonschema: Implement "propertyNames"
Kim Alvefur <zash@zash.se>
parents: 11445
diff changeset
254 return false
58c534bac798 util.jsonschema: Implement "propertyNames"
Kim Alvefur <zash@zash.se>
parents: 11445
diff changeset
255 end
11445
c73744fa3bdf util.jsonschema: Restructure handling of "properties" and "additionalProperties"
Kim Alvefur <zash@zash.se>
parents: 11444
diff changeset
256 local s = schema.properties[k as string] or additional as schema_t
c73744fa3bdf util.jsonschema: Restructure handling of "properties" and "additionalProperties"
Kim Alvefur <zash@zash.se>
parents: 11444
diff changeset
257 if not validate(s, v) then
c73744fa3bdf util.jsonschema: Restructure handling of "properties" and "additionalProperties"
Kim Alvefur <zash@zash.se>
parents: 11444
diff changeset
258 return false
11434
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
259 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
260 end
11445
c73744fa3bdf util.jsonschema: Restructure handling of "properties" and "additionalProperties"
Kim Alvefur <zash@zash.se>
parents: 11444
diff changeset
261 elseif schema.additionalProperties then
11434
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
262 for k, v in pairs(data) do
11446
58c534bac798 util.jsonschema: Implement "propertyNames"
Kim Alvefur <zash@zash.se>
parents: 11445
diff changeset
263 if schema.propertyNames and not validate(schema.propertyNames, k) then
58c534bac798 util.jsonschema: Implement "propertyNames"
Kim Alvefur <zash@zash.se>
parents: 11445
diff changeset
264 return false
58c534bac798 util.jsonschema: Implement "propertyNames"
Kim Alvefur <zash@zash.se>
parents: 11445
diff changeset
265 end
11445
c73744fa3bdf util.jsonschema: Restructure handling of "properties" and "additionalProperties"
Kim Alvefur <zash@zash.se>
parents: 11444
diff changeset
266 if not validate(schema.additionalProperties, v) then
c73744fa3bdf util.jsonschema: Restructure handling of "properties" and "additionalProperties"
Kim Alvefur <zash@zash.se>
parents: 11444
diff changeset
267 return false
11434
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
268 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
269 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
270 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
271
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
272 if schema.uniqueItems then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
273 -- only works for scalars, would need to deep-compare for objects/arrays/tables
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
274 local values : { any : boolean } = {}
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
275 for _, v in pairs(data) do
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
276 if values[v] then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
277 return false
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
278 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
279 values[v] = true
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
280 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
281 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
282
11443
a526abef61e6 util.jsonschema: Implement the "prefixItems" keyword
Kim Alvefur <zash@zash.se>
parents: 11442
diff changeset
283 local p = 0
a526abef61e6 util.jsonschema: Implement the "prefixItems" keyword
Kim Alvefur <zash@zash.se>
parents: 11442
diff changeset
284 if schema.prefixItems then
a526abef61e6 util.jsonschema: Implement the "prefixItems" keyword
Kim Alvefur <zash@zash.se>
parents: 11442
diff changeset
285 for i, s in ipairs(schema.prefixItems) do
a526abef61e6 util.jsonschema: Implement the "prefixItems" keyword
Kim Alvefur <zash@zash.se>
parents: 11442
diff changeset
286 if validate(s, data[i]) then
a526abef61e6 util.jsonschema: Implement the "prefixItems" keyword
Kim Alvefur <zash@zash.se>
parents: 11442
diff changeset
287 p = i
a526abef61e6 util.jsonschema: Implement the "prefixItems" keyword
Kim Alvefur <zash@zash.se>
parents: 11442
diff changeset
288 else
a526abef61e6 util.jsonschema: Implement the "prefixItems" keyword
Kim Alvefur <zash@zash.se>
parents: 11442
diff changeset
289 return false
a526abef61e6 util.jsonschema: Implement the "prefixItems" keyword
Kim Alvefur <zash@zash.se>
parents: 11442
diff changeset
290 end
a526abef61e6 util.jsonschema: Implement the "prefixItems" keyword
Kim Alvefur <zash@zash.se>
parents: 11442
diff changeset
291 end
a526abef61e6 util.jsonschema: Implement the "prefixItems" keyword
Kim Alvefur <zash@zash.se>
parents: 11442
diff changeset
292 end
a526abef61e6 util.jsonschema: Implement the "prefixItems" keyword
Kim Alvefur <zash@zash.se>
parents: 11442
diff changeset
293
11440
d5288c99bb5a util.jsonschema: Correct "items" keyword
Kim Alvefur <zash@zash.se>
parents: 11439
diff changeset
294 if schema.items then
11443
a526abef61e6 util.jsonschema: Implement the "prefixItems" keyword
Kim Alvefur <zash@zash.se>
parents: 11442
diff changeset
295 for i = p+1, #data do
11440
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Kim Alvefur <zash@zash.se>
parents: 11439
diff changeset
296 if not validate(schema.items, data[i]) then
d5288c99bb5a util.jsonschema: Correct "items" keyword
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parents: 11439
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297 return false
11434
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Kim Alvefur <zash@zash.se>
parents:
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298 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
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299 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
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parents:
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300 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
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parents:
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301
11442
95f0d77175ca util.jsonschema: Implement the "contains" keyword
Kim Alvefur <zash@zash.se>
parents: 11441
diff changeset
302 if schema.contains then
95f0d77175ca util.jsonschema: Implement the "contains" keyword
Kim Alvefur <zash@zash.se>
parents: 11441
diff changeset
303 local found = false
95f0d77175ca util.jsonschema: Implement the "contains" keyword
Kim Alvefur <zash@zash.se>
parents: 11441
diff changeset
304 for i = 1, #data do
95f0d77175ca util.jsonschema: Implement the "contains" keyword
Kim Alvefur <zash@zash.se>
parents: 11441
diff changeset
305 if validate(schema.contains, data[i]) then
95f0d77175ca util.jsonschema: Implement the "contains" keyword
Kim Alvefur <zash@zash.se>
parents: 11441
diff changeset
306 found = true
95f0d77175ca util.jsonschema: Implement the "contains" keyword
Kim Alvefur <zash@zash.se>
parents: 11441
diff changeset
307 break
95f0d77175ca util.jsonschema: Implement the "contains" keyword
Kim Alvefur <zash@zash.se>
parents: 11441
diff changeset
308 end
95f0d77175ca util.jsonschema: Implement the "contains" keyword
Kim Alvefur <zash@zash.se>
parents: 11441
diff changeset
309 end
95f0d77175ca util.jsonschema: Implement the "contains" keyword
Kim Alvefur <zash@zash.se>
parents: 11441
diff changeset
310 if not found then
95f0d77175ca util.jsonschema: Implement the "contains" keyword
Kim Alvefur <zash@zash.se>
parents: 11441
diff changeset
311 return false
95f0d77175ca util.jsonschema: Implement the "contains" keyword
Kim Alvefur <zash@zash.se>
parents: 11441
diff changeset
312 end
95f0d77175ca util.jsonschema: Implement the "contains" keyword
Kim Alvefur <zash@zash.se>
parents: 11441
diff changeset
313 end
95f0d77175ca util.jsonschema: Implement the "contains" keyword
Kim Alvefur <zash@zash.se>
parents: 11441
diff changeset
314
11434
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
315 return true
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
316 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
317 return false
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
318 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
319
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
320 type_validators.object = function (schema : schema_t, data : any) : boolean
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
321 if data is table then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
322 for k in pairs(data) do
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
323 if not k is string then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
324 return false
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
325 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
326 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
327
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
328 return type_validators.table(schema, data)
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
329 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
330 return false
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
331 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
332
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
333 type_validators.array = function (schema : schema_t, data : any) : boolean
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
334 if data is table then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
335
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
336 -- just check that there the keys are all numbers
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
337 for i in pairs(data) do
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
338 if not i is number then
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
339 return false
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
340 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
341 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
342
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
343 return type_validators.table(schema, data)
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
344 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
345 return false
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
346 end
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
347
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
348 return {
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
349 validate = validate;
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
350 schema_t = schema_t;
66d4067bdfb2 util.jsonschema: Library for JSON Schema validation
Kim Alvefur <zash@zash.se>
parents:
diff changeset
351 }