Function validateGenerators

packages/internals/src/get-generators/getGenerators.ts:350–406

(generators: GeneratorConfig[])

}

async function validateGenerators(generators: GeneratorConfig[]): Promise<void> {
  const binaryTarget = await getBinaryTargetForCurrentPlatform()

  for (const generator of generators) {
    if (generator.binaryTargets) {
      const binaryTargets =
        generator.binaryTargets && generator.binaryTargets.length > 0
          ? generator.binaryTargets
          : [{ fromEnvVar: null, value: 'native' }]

      const resolvedBinaryTargets: string[] = binaryTargets
        .flatMap((object) => parseBinaryTargetsEnvValue(object))
        .map((p) => (p === 'native' ? binaryTarget : p))

      for (const resolvedBinaryTarget of resolvedBinaryTargets) {
        if (oldToNewBinaryTargetsMapping[resolvedBinaryTarget]) {
          throw new Error(
            `Binary target ${red(bold(resolvedBinaryTarget))} is deprecated. Please use ${green(
              bold(oldToNewBinaryTargetsMapping[resolvedBinaryTarget]),
            )} instead.`,
          )
        }
        if (!knownBinaryTargets.includes(resolvedBinaryTarget as BinaryTarget)) {
          throw new Error(
            `Unknown binary target ${red(resolvedBinaryTarget)} in generator ${bold(generator.name)}.
Possible binaryTargets: ${green(knownBinaryTargets.join(', '))}`,
          )
        }
      }

      // Only show warning if resolvedBinaryTargets
      // is missing current platform
      if (!resolvedBinaryTargets.includes(binaryTarget)) {
        const originalBinaryTargetsConfig = getOriginalBinaryTargetsValue(generator.binaryTargets)

        console.log(`${yellow('Warning:')} Your current platform \`${bold(
          binaryTarget,
        )}\` is not included in your generator's \`binaryTargets\` configuration ${JSON.stringify(
          originalBinaryTargetsConfig,
        )}.
To fix it, use this generator config in your ${bold('schema.prisma')}:
${green(
  printGeneratorConfig({
    ...generator,
    binaryTargets: fixBinaryTargets(generator.binaryTargets, binaryTarget),
  }),
)}
${gray(
  `Note, that by providing \`native\`, Prisma Client automatically resolves \`${binaryTarget}\`.
Read more about deploying Prisma Client: ${underline(
    'https://www.prisma.io/docs/reference/tools-and-interfaces/prisma-schema/generators',
  )}`,
)}\n`)
      }
    }
  }
}