rollup-plugin-typescript2/src/get-options-overrides.ts
2019-12-03 10:20:41 -07:00

80 lines
2.6 KiB
TypeScript

import { tsModule } from "./tsproxy";
import * as tsTypes from "typescript";
import { IOptions } from "./ioptions";
import * as _ from "lodash";
import { join } from "path";
import { IContext } from "./context";
// tslint:disable-next-line:no-var-requires
const createRollupFilter = require("rollup-pluginutils").createFilter;
export function getOptionsOverrides({ useTsconfigDeclarationDir, cacheRoot, cwd }: IOptions, preParsedTsconfig?: tsTypes.ParsedCommandLine): tsTypes.CompilerOptions
{
const overrides: tsTypes.CompilerOptions = {
noEmitHelpers: false,
importHelpers: true,
noResolve: false,
noEmit: false,
inlineSourceMap: false,
outDir: `${cacheRoot}/placeholder`, // need an outdir that is different from source or tsconfig parsing trips up. https://github.com/Microsoft/TypeScript/issues/24715
moduleResolution: tsModule.ModuleResolutionKind.NodeJs,
allowNonTsExtensions: true,
};
if (preParsedTsconfig)
{
if (preParsedTsconfig.options.module === undefined)
overrides.module = tsModule.ModuleKind.ES2015;
const declaration = preParsedTsconfig.options.declaration;
if (!declaration)
overrides.declarationDir = undefined;
if (declaration && !useTsconfigDeclarationDir)
overrides.declarationDir = cwd;
// unsetting sourceRoot if sourceMap is not enabled (in case original tsconfig had inlineSourceMap set that is being unset and would cause TS5051)
const sourceMap = preParsedTsconfig.options.sourceMap;
if (!sourceMap)
overrides.sourceRoot = undefined;
}
return overrides;
}
function expandIncludeWithDirs(include: string | string[], dirs: string[])
{
return _
.chain(dirs)
.flatMap((root) =>
{
if (include instanceof Array)
return include.map((x) => join(root, x));
else
return join(root, include);
})
.uniq()
.value();
}
export function createFilter(context: IContext, pluginOptions: IOptions, parsedConfig: tsTypes.ParsedCommandLine)
{
let included = pluginOptions.include;
let excluded = pluginOptions.exclude;
if (parsedConfig.options.rootDirs)
{
included = expandIncludeWithDirs(included, parsedConfig.options.rootDirs);
excluded = expandIncludeWithDirs(excluded, parsedConfig.options.rootDirs);
}
if (parsedConfig.projectReferences)
{
included = _.concat(included, expandIncludeWithDirs(included, parsedConfig.projectReferences.map((x) => x.path)));
excluded = _.concat(excluded, expandIncludeWithDirs(excluded, parsedConfig.projectReferences.map((x) => x.path)));
}
context.debug(() => `included:\n${JSON.stringify(included, undefined, 4)}`);
context.debug(() => `excluded:\n${JSON.stringify(excluded, undefined, 4)}`);
return createRollupFilter(included, excluded);
}