veffect
Version:
powerful TypeScript validation library built on the robust foundation of Effect combining exceptional type safety, high performance, and developer experience. Taking inspiration from Effect's functional principles, VEffect delivers a balanced approach tha
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JavaScript
;
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Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
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__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.intersection = intersection;
/**
* Intersection schema implementation
*/
const E = __importStar(require("../internal/effect"));
const validator_1 = require("../validator");
const errors_1 = require("../errors");
/**
* Creates an intersection schema that combines multiple schemas.
* The resulting schema validates that the input satisfies all the provided schemas.
*/
function intersection(schemas) {
let errorMessage = undefined;
const validations = [];
const schema = {
_tag: 'IntersectionSchema',
schemas,
// Refinement implementation
refine: (refinement, message) => {
validations.push((input, options) => refinement(input)
? E.succeed(input)
: E.fail({
_tag: 'RefinementValidationError',
message: typeof message === 'function'
? message(input)
: message || 'Failed refinement',
path: options === null || options === void 0 ? void 0 : options.path
}));
return schema;
},
// Predicate implementation (alias for refine)
predicate: (predicate, message) => {
return schema.refine(predicate, message);
},
// Transform implementation
transform: (transformer) => {
return {
_tag: 'TransformedSchema',
toValidator: () => (0, validator_1.createEffectValidator)((input, options) => {
return E.pipe(schema.toValidator().validate(input, options), E.map(value => transformer(value)));
})
};
},
// Default value implementation
default: (defaultValue) => {
// Create a default validator function
const defaultValidator = (0, validator_1.createEffectValidator)((input, options) => {
if (input === undefined) {
const value = typeof defaultValue === 'function'
? defaultValue()
: defaultValue;
return E.succeed(value);
}
return schema.toValidator().validate(input, options);
});
// Return a new schema with all properties preserved
return {
...schema,
_tag: 'IntersectionSchema',
toValidator: () => defaultValidator
};
},
// Nullable implementation
nullable: () => {
return {
_tag: 'NullableSchema',
toValidator: () => (0, validator_1.createEffectValidator)((input, options) => {
if (input === null) {
return E.succeed(null);
}
return schema.toValidator().validate(input, options);
})
};
},
// Optional implementation
optional: () => {
return {
_tag: 'OptionalSchema',
toValidator: () => (0, validator_1.createEffectValidator)((input, options) => {
if (input === undefined) {
return E.succeed(undefined);
}
return schema.toValidator().validate(input, options);
})
};
},
// Nullish implementation
nullish: () => {
return {
_tag: 'NullishSchema',
toValidator: () => (0, validator_1.createEffectValidator)((input, options) => {
if (input === null || input === undefined) {
return E.succeed(input);
}
return schema.toValidator().validate(input, options);
})
};
},
// Custom error message
error: (message) => {
errorMessage = message;
return schema;
},
toValidator: () => (0, validator_1.createEffectValidator)((input, options) => {
// Collect validated results and errors separately
const validatedResults = [];
const errors = [];
// Validate each schema using either
for (const schemaItem of schemas) {
const eitherResult = E.either(schemaItem.toValidator().validate(input, options));
// We then run this synchronously to collect results
const result = E.runSync(eitherResult);
if (E.isRight(result)) {
validatedResults.push(result.right);
}
else {
errors.push(result.left);
}
}
// If we have errors, return them
if (errors.length > 0) {
return E.fail(new errors_1.IntersectionValidationError(errorMessage || 'Intersection validation failed', errors, options === null || options === void 0 ? void 0 : options.path));
}
// Merge the valid results together
let mergedResult;
// Merge the objects - for primitive values, the last one wins
if (typeof input !== 'object' || input === null) {
mergedResult = validatedResults[validatedResults.length - 1];
}
else {
// For objects, create a merged result
mergedResult = validatedResults.reduce((merged, current) => {
if (typeof current !== 'object' || current === null) {
return merged;
}
return { ...merged, ...current };
}, {});
}
// Apply additional validations from refine() calls
return validations.reduce((acc, validation) => E.flatMap(acc, val => validation(val, options)), E.succeed(mergedResult));
})
};
return schema;
}