(name: string, value: string | undefined)
| 54 | }; |
| 55 | |
| 56 | function parseNumberOption(name: string, value: string | undefined) { |
| 57 | if (value === undefined) { |
| 58 | throw new Error(`Missing value for ${name}.`); |
| 59 | } |
| 60 | |
| 61 | const parsed = Number(value); |
| 62 | if (!Number.isFinite(parsed) || parsed < 0) { |
| 63 | throw new Error(`Expected ${name} to be a non-negative number.`); |
| 64 | } |
| 65 | |
| 66 | return parsed; |
| 67 | } |
| 68 | |
| 69 | /** Parse a small flag set without adding a runtime dependency to the memory harness. */ |
| 70 | function parseArgs(argv: string[]): CliOptions { |