tsc is a compiler for converting TypeScript into plain JavaScript.
tsc is a compiler for converting TypeScript into plain JavaScript targeting either the ECMAScript 3 or ECMAScript 5 specifications.
Questions tagged [tsc]
927 questions
0
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How to import a Typescript module inside a Node.js library?
I'm writing a Node.js library that needs to import modules written by the user. If the user writes a module in Typescript he needs to transpile it into Javscript before feeds it into the library. I want to go one step further and make the library…
pouya
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tsc cli - check if src files are newer than destination files
When using tsc with a tsconfig.json file, is there a check we can use to determine if the source files have been updated since the destination files have been written?
I want to run something like:
tsc --check && node .
that way I am ensuring that…
Alexander Mills
- 90,741
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1 answer
Why does referencing a non-exported class not generate a transpilation error?
I'm relatively new to both Typescript and Javascript (and node.js), from a Java background, but learning fast the painful way. I recently converted from one giant Typescript file with a number of classes to using multiple classes. This took some…
ojchase
- 1,041
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0
votes
2 answers
How to compile two projects that reference each other
I am having issues building a project (@red5/middleware) that references another project (@red5/router) and in return that project references this project (@red5/middleware).
So, when I run the command:
rm -rf types && tsc -p .
I get an error that…
Get Off My Lawn
- 34,175
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- 176
- 338
0
votes
1 answer
How can I run tsserver as a background process on mobile (i.e. with JavaScriptCore but without node; and avoiding webview-based solutions)?
I have made a simple JS text editor app for iOS; I'd like to use tsserver to get intellisense and transpilation. I can see how to run tsserver via node or via the browser (as part of TypeScript Playground – however, it comes along with the Monaco…
Jamie Birch
- 5,839
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0
votes
1 answer
Regex for matching ts files but not test
I need regex to add to the tsconfig file. I'm trying to match only ts source files, but not test files.
Tried something like;
"include": [
"src/**/*",
"../../node_modules/@web/common/src/app/views/**/*.ts"
…
Mohamed
- 71
- 3
- 7
0
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0 answers
Can I choose between develop config file and production config file in TypeScript?
I'm having a problem. I need to use some configs file when I'm working in a develop environment and other when I'm working in Production environment.
I'd like to compile using something like this:
tsc --production=true
And then in my code:
…
Lucas Segura
- 91
- 2
- 10
0
votes
1 answer
Array Prototype will included in the List of the Array
I am using typescript to add in new prototype in the Array.
I found out that i am able to print out the prototype function in the for loop.
.ts
declare global {
interface Array {
group(groupByKey: T): Array;
}
}
if…
Brian
- 41
- 5
0
votes
2 answers
Save hardcoded date from Typescript in generated Javascript?
I have a REST API backend project written in TypeScript where I want to be able to see when the Javascripts were generated.
In my Express routes I want to have a route called '/version' which only returns a string, '2018-12-19 08:39:00.000'.
Is…
Frode Lillerud
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- 17
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- 69
0
votes
0 answers
TypeScript/tsc module resolution peculiarity
So I have this structure:
node_modules/
@types/express/
express/
express/index.ts
main.ts
in express/index.ts, I had this:
import {RequestHandler} from 'express';
and it wouldn't resolve. I had the same call in main.ts and that import would…
Alexander Mills
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0
votes
0 answers
Convert type back to value
I am converting a class to a type, but I want to convert that type back to a class. Say I have this class:
export namespace Entities{
export namespace Bar{
export class Foo {
}
}
}
and then I have a reference to the type:
type F =…
Alexander Mills
- 90,741
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- 817
0
votes
1 answer
Cannot pass Class to helper method
I have this which compiles:
export namespace Foo {
export namespace GET {
export namespace Basic {
export class Req {}
}
}
}
type Req = Foo.GET.Basic.Req;
e.setRequestBodyType(Foo.GET.Basic.Req);
what I would like do…
Alexander Mills
- 90,741
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0
votes
1 answer
Store reference to namespace instead of type
Say I have a namespace like so:
export namespace Foo1 {
export namespace Foo2 {
export namespace Foo3 {
export interface Foo4 {}
export interface Foo5 {}
}
}
}
in a .ts file I have something like this:
import {Foo1} from…
Alexander Mills
- 90,741
- 139
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- 817
0
votes
1 answer
Prevent compilation unless all fields exist
I have this typescript code:
interface Foo {
foo1: string,
foo2: number,
foo3: boolean
}
const v = {foo1: '4'};
this compiles - how can I prevent it from compiling unless all 3 fields are present in the object? Right now only one of…
Alexander Mills
- 90,741
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- 817
0
votes
0 answers
Running tsc generate errors
I am following 5-minute tutorial of typescript (https://www.typescriptlang.org/docs/handbook/typescript-in-5-minutes.html), and after running tsc greeter.ts, I am having few warnings/errors including Duplicate identifier PropertyKey. Since I am…
Mayank
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