diff options
Diffstat (limited to 'src/index.ts')
| -rw-r--r-- | src/index.ts | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/index.ts b/src/index.ts index 87eea0b..f7e00b7 100644 --- a/src/index.ts +++ b/src/index.ts @@ -8,6 +8,8 @@ export interface Print<_ extends any> extends EffectAtom { } export interface WriteFile<_Path extends string, _Content extends string> extends EffectAtom { } export interface ReadFile<_Path extends string> extends EffectAtom<string> { } +export interface GetEnv<_Name extends string> extends EffectAtom<string> { } + export interface Program<Effs extends Effect, ExitCode extends number = 0> { effects: Effs, exitCode: ExitCode, @@ -23,12 +25,13 @@ export interface ChainIO<Eff extends EffectAtom, Fn extends Kind1> extends Effec chainTo: Fn } -export interface PrintK extends Kind1<string> { +export interface PrintK extends Kind1<string | undefined> { return: Print<this['input']> } export type main = Program<[ [1, 2, 3] extends infer Res ? Print<Res> : never, Print<`wow: ${string} -> ${'helo'}`>, + ChainIO<GetEnv<"NODE_ENV">, PrintK>, ChainIO<ReadFile<"./default.nix">, PrintK>, ]> |