pg-proto-parser/esm/ast/types/utils.js

The LaunchQL Proto parser

import * as t from '@babel/types';
import { isPrimitiveType } from '../../utils';
/**
 * Maps protobuf primitive types to their TypeScript equivalents.
 * Handles numeric types, strings, booleans, bytes, and bigints.
 * Falls back to type references for custom/non-primitive types.
 */
export const getTSType = (type = 'any') => {
    switch (type) {
        case 'string':
            return t.tsStringKeyword();
        case 'double':
        case 'float':
        case 'int32':
        case 'uint32':
        case 'sint32':
        case 'fixed32':
        case 'sfixed32':
            return t.tsNumberKeyword();
        case 'int64':
        case 'uint64':
        case 'sint64':
        case 'fixed64':
        case 'sfixed64':
            return t.tsBigIntKeyword();
        case 'bytes':
            return t.tsTypeReference(t.identifier('Uint8Array'));
        case 'bool':
            return t.tsBooleanKeyword();
        default:
            // For custom types, reference them directly
            return t.tsTypeReference(t.identifier(type));
    }
    ;
};
/**
 * Resolves a type name to its TypeScript AST representation.
 * Delegates to getTSType for primitives, creates type references for custom types.
 * This is the main entry point for type resolution in the code generator.
 */
export const resolveTypeName = (type) => {
    if (isPrimitiveType(type)) {
        return getTSType(type);
    }
    return t.tsTypeReference(t.identifier(type));
};