@aws-amplify/graphql-types-generator
Version:
Generate API code or type annotations based on a GraphQL schema and statements
56 lines • 2.15 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.createTypeAnnotationFromGraphQLTypeFunction = void 0;
const graphql_1 = require("graphql");
const t = require("babel-types");
const builtInScalarMap = {
[graphql_1.GraphQLString.name]: t.stringTypeAnnotation(),
[graphql_1.GraphQLInt.name]: t.numberTypeAnnotation(),
[graphql_1.GraphQLFloat.name]: t.numberTypeAnnotation(),
[graphql_1.GraphQLBoolean.name]: t.booleanTypeAnnotation(),
[graphql_1.GraphQLID.name]: t.stringTypeAnnotation(),
};
function createTypeAnnotationFromGraphQLTypeFunction(compilerOptions) {
return function typeAnnotationFromGraphQLType(type, { nullable } = {
nullable: true,
}) {
if ((0, graphql_1.isNonNullType)(type)) {
return typeAnnotationFromGraphQLType(type.ofType, { nullable: false });
}
if ((0, graphql_1.isListType)(type)) {
const typeAnnotation = t.arrayTypeAnnotation(typeAnnotationFromGraphQLType(type.ofType));
if (nullable) {
return t.nullableTypeAnnotation(typeAnnotation);
}
else {
return typeAnnotation;
}
}
let typeAnnotation;
if (type instanceof graphql_1.GraphQLScalarType) {
const builtIn = builtInScalarMap[type.name];
if (builtIn) {
typeAnnotation = builtIn;
}
else {
if (compilerOptions.passthroughCustomScalars) {
typeAnnotation = t.anyTypeAnnotation();
}
else {
typeAnnotation = t.genericTypeAnnotation(t.identifier(type.name));
}
}
}
else {
typeAnnotation = t.genericTypeAnnotation(t.identifier(type.name));
}
if (nullable) {
return t.nullableTypeAnnotation(typeAnnotation);
}
else {
return typeAnnotation;
}
};
}
exports.createTypeAnnotationFromGraphQLTypeFunction = createTypeAnnotationFromGraphQLTypeFunction;
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