prisma-json-types-generator
Version:
Changes JsonValues to your custom typescript type
52 lines • 1.66 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.extractPrismaModels = extractPrismaModels;
const regex_1 = require("./regex");
const type_parser_1 = require("./type-parser");
const isTransformable = (field) => {
if (field.type === 'Json') {
return true;
}
return (0, type_parser_1.parseTypeSyntax)(field.documentation);
};
/**
* Parses the DMMF document and returns a list of models that have at least one field with
* typed json and the regexes for each field type.
*/
function extractPrismaModels(dmmf) {
const models = dmmf.datamodel.models
// Define the regexes for each model
.map((model) => ({
...model,
type: 'model',
regexps: (0, regex_1.createRegexForType)(model.name)
}));
const types = dmmf.datamodel.types.map((model) => ({
...model,
type: 'type',
regexps: (0, regex_1.createRegexForType)(model.name)
}));
const allModels = [];
const knownNoOps = new Set();
for (const m of models.concat(types)) {
if (m.fields.some((f) => isTransformable(f))) {
allModels.push(m);
}
else {
knownNoOps.add(m.name);
}
}
const typeToNameMap = new Map();
for (const m of allModels) {
const operations = (0, regex_1.generateTypeNamesFromName)(m.name);
for (const o of operations) {
typeToNameMap.set(o, m.name);
}
}
const modelMap = new Map();
for (const m of allModels) {
modelMap.set(m.name, m);
}
return { typeToNameMap, modelMap, knownNoOps };
}
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