class-validator-multi-lang
Version:
Decorator-based property validation for classes.
57 lines • 2.65 kB
JavaScript
import { getClassValidatorPropertyTitle, getClassValidatorTitle } from '../multi-lang';
/**
* Convert the constraint to a string to be shown in an error
*/
export function constraintToString(constraint) {
if (Array.isArray(constraint)) {
return constraint.join(', ');
}
if (typeof constraint === 'symbol') {
constraint = constraint.description;
}
return "".concat(constraint);
}
var ValidationUtils = /** @class */ (function () {
function ValidationUtils() {
}
ValidationUtils.replaceMessageSpecialTokens = function (message, validationArguments, titles) {
var checkTitle = Object.keys(titles).length > 0;
var messageString = '';
if (message instanceof Function) {
messageString = message(validationArguments);
}
else if (typeof message === 'string') {
messageString = message;
}
if (messageString && Array.isArray(validationArguments.constraints)) {
validationArguments.constraints.forEach(function (constraint, index) {
messageString = messageString.replace(new RegExp("\\$constraint".concat(index + 1), 'g'), (checkTitle &&
titles[getClassValidatorTitle(validationArguments.object, constraintToString(constraint)) ||
constraintToString(constraint)]) ||
constraintToString(constraint));
});
}
if (messageString &&
validationArguments.value !== undefined &&
validationArguments.value !== null &&
typeof validationArguments.value === 'string')
messageString = messageString.replace(/\$value/g, (checkTitle &&
titles[getClassValidatorTitle(validationArguments.object, validationArguments.value) || validationArguments.value]) ||
validationArguments.value);
if (messageString) {
messageString = messageString.replace(/\$property/g, (checkTitle &&
titles[getClassValidatorPropertyTitle(validationArguments.object, validationArguments.property) ||
validationArguments.property]) ||
validationArguments.property);
}
if (messageString) {
messageString = messageString.replace(/\$target/g, (checkTitle &&
titles[getClassValidatorTitle(validationArguments.object, '') || validationArguments.targetName]) ||
validationArguments.targetName);
}
return messageString;
};
return ValidationUtils;
}());
export { ValidationUtils };
//# sourceMappingURL=ValidationUtils.js.map