/
types.ts
74 lines (62 loc) · 1.72 KB
/
types.ts
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/**
* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
import type {RawSourceMap} from 'source-map';
import type {Config} from '@jest/types';
export type ShouldInstrumentOptions = Pick<
Config.GlobalConfig,
| 'collectCoverage'
| 'collectCoverageFrom'
| 'collectCoverageOnlyFrom'
| 'coverageProvider'
> & {
changedFiles?: Set<Config.Path>;
};
export type Options = ShouldInstrumentOptions &
Partial<{
isCoreModule: boolean;
isInternalModule: boolean;
}>;
// extends directly after https://github.com/sandersn/downlevel-dts/issues/33 is fixed
type SourceMapWithVersion = Omit<RawSourceMap, 'version'>;
// This is fixed in source-map@0.7.x, but we can't upgrade yet since it's async
interface FixedRawSourceMap extends SourceMapWithVersion {
version: number;
}
export type TransformedSource = {
code: string;
map?: FixedRawSourceMap | string | null;
};
export type TransformResult = {
code: string;
originalCode: string;
mapCoverage: boolean;
sourceMapPath: string | null;
};
export type TransformOptions = {
instrument: boolean;
};
export type CacheKeyOptions = {
config: Config.ProjectConfig;
instrument: boolean;
rootDir: string;
};
export interface Transformer {
canInstrument?: boolean;
createTransformer?: (options?: any) => Transformer;
getCacheKey?: (
fileData: string,
filePath: Config.Path,
configStr: string,
options: CacheKeyOptions,
) => string;
process: (
sourceText: string,
sourcePath: Config.Path,
config: Config.ProjectConfig,
options?: TransformOptions,
) => string | TransformedSource;
}