30 lines
1.7 KiB
Markdown
30 lines
1.7 KiB
Markdown
# Function: addDependenciesToPackageJson
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▸ **addDependenciesToPackageJson**(`tree`, `dependencies`, `devDependencies`, `packageJsonPath?`, `keepExistingVersions?`): [`GeneratorCallback`](../../devkit/documents/GeneratorCallback)
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Add Dependencies and Dev Dependencies to package.json
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For example:
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```typescript
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addDependenciesToPackageJson(tree, { react: 'latest' }, { jest: 'latest' });
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```
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This will **add** `react` and `jest` to the dependencies and devDependencies sections of package.json respectively.
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#### Parameters
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| Name | Type | Description |
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| :---------------------- | :------------------------------------ | :-------------------------------------------------------------------------- |
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| `tree` | [`Tree`](../../devkit/documents/Tree) | Tree representing file system to modify |
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| `dependencies` | `Record`\<`string`, `string`\> | Dependencies to be added to the dependencies section of package.json |
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| `devDependencies` | `Record`\<`string`, `string`\> | Dependencies to be added to the devDependencies section of package.json |
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| `packageJsonPath?` | `string` | Path to package.json |
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| `keepExistingVersions?` | `boolean` | If true, prevents existing dependencies from being bumped to newer versions |
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#### Returns
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[`GeneratorCallback`](../../devkit/documents/GeneratorCallback)
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Callback to install dependencies only if necessary, no-op otherwise
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