# configuration/constants/invocation.constants.ts

> 9 lines of code and 9 definitions.

Tree: Argv Contract
Language: typescript
Layer: infrastructure
Canonical: https://banes-lab.com/anatomy/argv#file-argv-configuration-constants-invocation-constants-ts
Source text: https://banes-lab.com/source/argv/configuration/constants/invocation.constants.ts.txt

Listed in [configuration/constants](https://banes-lab.com/api/source/argv/configuration/constants.md).

## Definitions

- `FLAG_PREFIX` (lexical_declaration, line 1, exported)
- `HELP_FLAG` (lexical_declaration, line 3, exported)
- `HELP_FLAGS` (lexical_declaration, line 5, exported)
- `NAME_WIDTH` (lexical_declaration, line 7, exported)
- `ARGV_OFFSET` (lexical_declaration, line 9, exported)
- `SCRIPT_AT` (lexical_declaration, line 11, exported)
- `EXIT_CLEAN` (lexical_declaration, line 13, exported)
- `EXIT_REFUSED` (lexical_declaration, line 15, exported)
- `DECIMAL` (lexical_declaration, line 17, exported)

## Contained in

- [configuration/constants](https://banes-lab.com/anatomy/argv/folder-argv-configuration-constants.md)

## Source

```typescript
export const FLAG_PREFIX = "-";

export const HELP_FLAG = "--help";

export const HELP_FLAGS: ReadonlySet<string> = new Set([HELP_FLAG, "-h"]);

export const NAME_WIDTH = 26;

export const ARGV_OFFSET = 2;

export const SCRIPT_AT = 1;

export const EXIT_CLEAN = 0;

export const EXIT_REFUSED = 1;

export const DECIMAL = 10;
```