|
| 1 | +# fast-typescript-to-jsonschema |
| 2 | + |
| 3 | +[](https://www.npmjs.com/package/fast-typescript-to-jsonschema) |
| 4 | + |
| 5 | + |
| 6 | +English | [简体中文](./README.md) |
| 7 | + |
| 8 | +a tool generate json schema from typescript. |
| 9 | + |
| 10 | +## Feature |
| 11 | + |
| 12 | +- compile Typescript to get all type information |
| 13 | +- convert properties, extends, annotations, and initial values to jsonschema |
| 14 | + |
| 15 | +## Usage |
| 16 | + |
| 17 | +1. install |
| 18 | + |
| 19 | +```bash |
| 20 | +yarn add fast-typescript-to-jsonschema -D |
| 21 | +``` |
| 22 | + |
| 23 | +2. create `type.ts` |
| 24 | + |
| 25 | +```ts |
| 26 | +interface ITest { |
| 27 | + attr1: string; |
| 28 | + attr2: number; |
| 29 | + attr3?: boolean; |
| 30 | +} |
| 31 | +``` |
| 32 | + |
| 33 | +3. create `test.js` |
| 34 | + |
| 35 | +```js |
| 36 | +const { default: genTypeSchema } = require('fast-typescript-to-jsonschema'); |
| 37 | +const path = require('path'); |
| 38 | + |
| 39 | +// target file |
| 40 | +const file = path.resolve(__dirname, './type.ts'); |
| 41 | + |
| 42 | +// generate data |
| 43 | +genTypeSchema.genJsonDataFormFile(file); |
| 44 | + |
| 45 | +// get all jsonschema data of current file |
| 46 | +const json = genTypeSchema.genJsonData(); |
| 47 | + |
| 48 | +// get jsonschema of specific type |
| 49 | +const jsonSchema = genTypeSchema.getJsonSchema(file, 'ITest'); |
| 50 | + |
| 51 | +// result |
| 52 | +console.log(jsonSchema); |
| 53 | +``` |
| 54 | + |
| 55 | +4. execute script |
| 56 | + |
| 57 | +```js |
| 58 | +node ./test.js |
| 59 | +``` |
| 60 | + |
| 61 | +`jsonSchema` result: |
| 62 | + |
| 63 | +```json |
| 64 | +{ |
| 65 | + "additionalProperties": false, |
| 66 | + "properties": { |
| 67 | + "attr1": { |
| 68 | + "type": "string", |
| 69 | + }, |
| 70 | + "attr2": { |
| 71 | + "type": "number", |
| 72 | + }, |
| 73 | + "attr3": { |
| 74 | + "type": "boolean", |
| 75 | + }, |
| 76 | + }, |
| 77 | + "required": [ |
| 78 | + "attr1", |
| 79 | + "attr2", |
| 80 | + ], |
| 81 | + "type": "object", |
| 82 | +} |
| 83 | +``` |
| 84 | + |
| 85 | +see more examples at [example](https://github.com/yunke-yunfly/fast-typescript-to-jsonschema/tree/master/example). |
| 86 | + |
| 87 | +## Comments |
| 88 | + |
| 89 | +Example1 |
| 90 | + |
| 91 | +```ts |
| 92 | +interface Interface_1 { |
| 93 | + attr: string; |
| 94 | +} |
| 95 | +``` |
| 96 | + |
| 97 | +result: |
| 98 | + |
| 99 | +```json |
| 100 | +{ |
| 101 | + "additionalProperties": false, |
| 102 | + "properties": { |
| 103 | + "attr": { |
| 104 | + "type": "string", |
| 105 | + }, |
| 106 | + }, |
| 107 | + "required": [ |
| 108 | + "attr", |
| 109 | + ], |
| 110 | + "type": "object", |
| 111 | +} |
| 112 | +``` |
| 113 | + |
| 114 | +Example2 |
| 115 | + |
| 116 | +```ts |
| 117 | +interface Interface_4 { |
| 118 | + attr: string[]; |
| 119 | +} |
| 120 | +``` |
| 121 | + |
| 122 | +result: |
| 123 | + |
| 124 | +```json |
| 125 | +{ |
| 126 | + "additionalProperties": false, |
| 127 | + "properties": { |
| 128 | + "attr": { |
| 129 | + "items": { |
| 130 | + "type": "string", |
| 131 | + }, |
| 132 | + "type": "array", |
| 133 | + }, |
| 134 | + }, |
| 135 | + "required": [ |
| 136 | + "attr", |
| 137 | + ], |
| 138 | + "type": "object", |
| 139 | +} |
| 140 | +``` |
| 141 | + |
| 142 | +> Read more supported types [here](docs/index.en-US.md) |
| 143 | +
|
| 144 | +- [Interface](docs/interface.en-US.md) |
| 145 | + - [1.1 Basic Types](docs/interface.en-US.md#11-basic-types) |
| 146 | + - [1.2 Union Types](docs/interface.en-US.md#12-union-types) |
| 147 | + - [1.3 Intersection Types](docs/interface.en-US.md#13-intersection-types) |
| 148 | + - [1.4 Array Types](docs/interface.en-US.md#14-array-types) |
| 149 | + - [1.4.1 Basic Array Types](docs/interface.en-US.md#141-basic-array-types) |
| 150 | + - [1.4.2 Complex Array Types](docs/interface.en-US.md#142-complex-array-types) |
| 151 | + - [1.5 Nesting](docs/interface.en-US.md#15-nesting) |
| 152 | + - [1.5.1 Nested Basic Types](docs/interface.en-US.md#151-nested-basic-types) |
| 153 | + - [1.5.2 Nested Union Types](docs/interface.en-US.md#152-nested-union-types) |
| 154 | + - [1.5.3 Nested Intersection Types](docs/interface.en-US.md#153-nested-intersection-types) |
| 155 | + - [1.5.4 Nested Intersection Array Types](docs/interface.en-US.md#154-nested-intersection-array-types) |
| 156 | + - [1.5.5 Nested loop](docs/interface.en-US.md#155-nested-loop) |
| 157 | + - [1.6 Index Types](docs/interface.en-US.md#16-index-types) |
| 158 | +- [Modules](docs/module.en-US.md#modules) |
| 159 | + - [1.1 Basic Modules](docs/module.en-US.md#11-basic-modules) |
| 160 | + - [1.2 Named Export Modules](docs/module.en-US.md#12-named-export-modules) |
| 161 | +- [Extending Types](docs/extends.en-US.md#extending-types) |
| 162 | + - [1.1 Basic Extending Types](docs/extends.en-US.md#11-basic-extending-types) |
| 163 | + - [1.2 Multiple Extending Types ](docs/extends.en-US.md#12-multiple-extending-types) |
| 164 | +- [Enums](docs/enum.en-US.md#enums) |
| 165 | + - [1.1 Numeric Enums](docs/enum.en-US.md#11-numeric-enums) |
| 166 | + - [1.2 String Enums](docs/enum.en-US.md#12-string-enums) |
| 167 | + - [1.3 Computed Enums](docs/enum.en-US.md#13-computed-enums) |
| 168 | + - [1.4 Complex Enums](docs/enum.en-US.md#14-complex-enums) |
| 169 | + - [1.4.1 Basic Interface to Enums](docs/enum.en-US.md#141-basic-interface-to-enums) |
| 170 | + - [1.4.2 Complex Interface to Enums](docs/enum.en-US.md#142-complex-interface-to-enums) |
| 171 | +- [Generics](docs/generic.en-US.md#generics) |
| 172 | + - [1.1 Basic Generics](docs/generic.en-US.md#11-basic-generics) |
| 173 | + - [1.2 Complex Generics](docs/generic.en-US.md#12-complex-generics) |
| 174 | +- [Namespaces](docs/namespace.en-US.md#namespaces) |
| 175 | + - [1.1 Basic Namespaces](docs/namespace.en-US.md#11-basic-namespaces) |
| 176 | + - [1.2 Complex Namespaces](docs/namespace.en-US.md#12-complex-namespaces) |
| 177 | +- [Type](docs/type.en-US.md#type) |
| 178 | + - [1.1 Basic Types](docs/type.en-US.md#11-basic-types) |
| 179 | + - [1.2 Complex Types](docs/type.en-US.md#12-complex-types) |
| 180 | + - [1.2.1 Union Types](docs/type.en-US.md#121-union-types) |
| 181 | + - [1.2.2 Union Array Types](docs/type.en-US.md#122-union-array-types) |
| 182 | + - [1.2.2 Import Enums](docs/type.en-US.md#122-import-enums) |
| 183 | +- [Utility Types](docs/toolFn.en-US.md#utility-types) |
| 184 | + - [1.1 Utility for Objects](docs/toolFn.en-US.md#11-utility-for-objects) |
| 185 | + - [1.1.1 Omit](docs/toolFn.en-US.md#111-omit) |
| 186 | + - [1.1.1.1 Basic Omit](docs/toolFn.en-US.md#1111-basic-omit) |
| 187 | + - [1.1.1.2 Union Omit](docs/toolFn.en-US.md#1112-union-omit) |
| 188 | + - [1.1.1.3 Import Omit](docs/toolFn.en-US.md#1113-import-omit) |
| 189 | + - [1.1.2 Pick](docs/toolFn.en-US.md#112-pick) |
| 190 | + - [1.1.2.1 Basic Pick](docs/toolFn.en-US.md#1121-basic-pick) |
| 191 | + - [1.1.2.2 Import Pick](docs/toolFn.en-US.md#1122-import-pick) |
| 192 | + - [1.1.3 Record](docs/toolFn.en-US.md#112-record) |
| 193 | + - [1.1.2.1 Basic Record](docs/toolFn.en-US.md#1121-basic-record) |
| 194 | + - [1.1.2.2 Import Record](docs/toolFn.en-US.md#1122-import-record) |
| 195 | +- [Type Annotations](docs/note.en-US.md#type-annotations) |
| 196 | + - [1.1 Single-line annotations](docs/note.en-US.md#11-single-line-annotations) |
| 197 | + - [1.2 Single-line annotations with default value](docs/note.en-US.md#12-single-line-annotations-with-default-value) |
| 198 | + - [1.3 Multi-line annotations](docs/note.en-US.md#13-multi-line-annotations) |
| 199 | + - [1.4 Multi-line annotations with default value](docs/note.en-US.md#14-multi-line-annotations-with-default-value) |
| 200 | + - [1.5 Mixed annotations with default value](docs/note.en-US.md#15-mixed-annotations-with-default-value) |
| 201 | + |
| 202 | +## Contribution |
| 203 | + |
| 204 | +Contributions are extremely welcomed by our team, you can contribute to this repository by several ways below. |
| 205 | + |
| 206 | +- Submit [GitHub Issue](https://github.com/yunke-yunfly/fast-typescript-to-jsonschema/issues) to report errors or ask questions |
| 207 | +- Create [Pull Request](https://github.com/yunke-yunfly/fast-typescript-to-jsonschema/pulls) to improve our code |
| 208 | +- [Contribution guide](./CONTRIBUTING.en-US.md) |
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