harper yang

[lerna + rollup场景] 向上查找tsconfig.json不生效

2

https://github.com/umijs/father/blob/f1c9d330c98b8bf165de0ebbead050dba4272c50/packages/father-build/src/getRollupConfig.ts#L172 不应该设置tsconfig的初值，目前是给出tsconfig.json的默认路径，这样导致无法向上查找。 这里是typescript提供的[findConfigFile](https://github.com/microsoft/TypeScript/blob/2d96a163d1a666e7b156c5597f3419ff8b560864/src/compiler/program.ts#L4)的实现。 源码： ``` typescript export function findConfigFile(searchPath: string, fileExists: (fileName: string) => boolean, configName = "tsconfig.json"): string | undefined { return forEachAncestorDirectory(searchPath, ancestor => { const fileName =...