mirror of
https://github.com/grafana/grafana.git
synced 2025-07-30 07:12:20 +08:00
6a0abf895e
* fixes so we match the transformer based on name properly. * changed the signature on the FieldMatcher. * introduced a names option so you can filter in name specificly. * changed so the matcher UI uses the new options format. * moved the exported functions together. * changing editors a bit. * made the filter by name work with both regex and name filtering. * fixed failing tests and make sure we always parse regex the same way. * removed unused code. * simplified to make the existing field overrides still working. * fixed issue reported by hugo. * added tests for the name matcher. * added tests for filter by name. * added more tests. * generated new version of the packages docs. * fixed spelling error. * regenerated the docs.
174 lines
3.5 KiB
Markdown
174 lines
3.5 KiB
Markdown
+++
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# -----------------------------------------------------------------------
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# Do not edit this file. It is automatically generated by API Documenter.
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# -----------------------------------------------------------------------
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title = "FieldCache"
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keywords = ["grafana","documentation","sdk","@grafana/data"]
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type = "docs"
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## FieldCache class
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<b>Signature</b>
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```typescript
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export declare class FieldCache
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```
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<b>Import</b>
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```typescript
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import { FieldCache } from '@grafana/data';
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```
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<b>Constructors</b>
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| Constructor | Modifiers | Description |
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| --- | --- | --- |
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| [constructor(data)](#constructor-data) | | Constructs a new instance of the <code>FieldCache</code> class |
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<b>Properties</b>
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| Property | Modifiers | Type | Description |
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| --- | --- | --- | --- |
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| [fields](#fields-property) | | <code>FieldWithIndex[]</code> | |
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<b>Methods</b>
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| Method | Modifiers | Description |
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| --- | --- | --- |
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| [getFieldByName(name)](#getfieldbyname-method) | | Returns the first field with the given name. |
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| [getFields(type)](#getfields-method) | | |
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| [getFirstFieldOfType(type, includeHidden)](#getfirstfieldoftype-method) | | |
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| [hasFieldNamed(name)](#hasfieldnamed-method) | | |
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| [hasFieldOfType(type)](#hasfieldoftype-method) | | |
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| [hasFieldWithNameAndType(name, type)](#hasfieldwithnameandtype-method) | | |
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### constructor(data)
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Constructs a new instance of the `FieldCache` class
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<b>Signature</b>
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```typescript
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constructor(data: DataFrame);
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```
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<b>Parameters</b>
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| Parameter | Type | Description |
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| --- | --- | --- |
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| data | <code>DataFrame</code> | |
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### fields property
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<b>Signature</b>
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```typescript
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fields: FieldWithIndex[];
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```
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### getFieldByName method
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Returns the first field with the given name.
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<b>Signature</b>
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```typescript
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getFieldByName(name: string): FieldWithIndex | undefined;
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```
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<b>Parameters</b>
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| Parameter | Type | Description |
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| --- | --- | --- |
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| name | <code>string</code> | |
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<b>Returns:</b>
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`FieldWithIndex | undefined`
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### getFields method
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<b>Signature</b>
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```typescript
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getFields(type?: FieldType): FieldWithIndex[];
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```
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<b>Parameters</b>
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| Parameter | Type | Description |
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| --- | --- | --- |
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| type | <code>FieldType</code> | |
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<b>Returns:</b>
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`FieldWithIndex[]`
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### getFirstFieldOfType method
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<b>Signature</b>
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```typescript
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getFirstFieldOfType(type: FieldType, includeHidden?: boolean): FieldWithIndex | undefined;
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```
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<b>Parameters</b>
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| Parameter | Type | Description |
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| --- | --- | --- |
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| type | <code>FieldType</code> | |
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| includeHidden | <code>boolean</code> | |
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<b>Returns:</b>
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`FieldWithIndex | undefined`
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### hasFieldNamed method
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<b>Signature</b>
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```typescript
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hasFieldNamed(name: string): boolean;
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```
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<b>Parameters</b>
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| Parameter | Type | Description |
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| --- | --- | --- |
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| name | <code>string</code> | |
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<b>Returns:</b>
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`boolean`
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### hasFieldOfType method
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<b>Signature</b>
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```typescript
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hasFieldOfType(type: FieldType): boolean;
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```
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<b>Parameters</b>
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| Parameter | Type | Description |
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| --- | --- | --- |
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| type | <code>FieldType</code> | |
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<b>Returns:</b>
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`boolean`
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### hasFieldWithNameAndType method
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<b>Signature</b>
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```typescript
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hasFieldWithNameAndType(name: string, type: FieldType): boolean;
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```
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<b>Parameters</b>
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| Parameter | Type | Description |
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| --- | --- | --- |
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| name | <code>string</code> | |
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| type | <code>FieldType</code> | |
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<b>Returns:</b>
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`boolean`
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