| 25 | * Wasm'd version of `getDMMF`. |
| 26 | */ |
| 27 | export function getDMMF(options: GetDMMFOptions): DMMF.Document | GetDMMFError { |
| 28 | debug(`Using getDmmf Wasm`) |
| 29 | |
| 30 | const params = JSON.stringify({ |
| 31 | prismaSchema: options.datamodel, |
| 32 | noColor: Boolean(process.env.NO_COLOR), |
| 33 | }) |
| 34 | |
| 35 | let data: string |
| 36 | try { |
| 37 | if (process.env.FORCE_PANIC_GET_DMMF) { |
| 38 | debug('Triggering a Rust panic...') |
| 39 | prismaSchemaWasm.debug_panic() |
| 40 | } |
| 41 | |
| 42 | data = prismaSchemaWasm.get_dmmf(params) |
| 43 | } catch (getDMMFErr) { |
| 44 | if (isV8StringLimitError(getDMMFErr)) { |
| 45 | debug('V8 string limit hit, falling back to buffered DMMF API') |
| 46 | |
| 47 | try { |
| 48 | const data = getDMMFBuffered(params) |
| 49 | debug('dmmf data retrieved via buffered API') |
| 50 | return data |
| 51 | } catch (getDMMFBufferedErr) { |
| 52 | return { |
| 53 | type: 'wasm-error', |
| 54 | reason: '(get-dmmf buffered wasm)', |
| 55 | error: getDMMFBufferedErr as Error, |
| 56 | } |
| 57 | } |
| 58 | } |
| 59 | |
| 60 | return { |
| 61 | type: 'wasm-error' as const, |
| 62 | reason: '(get-dmmf wasm)', |
| 63 | error: getDMMFErr as Error, |
| 64 | } |
| 65 | } |
| 66 | |
| 67 | try { |
| 68 | const document = JSON.parse(data) as DMMF.Document |
| 69 | debug('dmmf data retrieved without errors in getDmmf Wasm') |
| 70 | return document |
| 71 | } catch (err) { |
| 72 | return { |
| 73 | type: 'parse-json' as const, |
| 74 | reason: 'Unable to parse JSON', |
| 75 | error: err as Error, |
| 76 | } |
| 77 | } |
| 78 | } |
| 79 | |
| 80 | export function getInternalDMMF(options: GetDMMFOptions): DMMF.Document | GetDMMFError { |
| 81 | const result = getDMMF(options) |