class-validator-multi-lang
Version:
Decorator-based property validation for classes.
58 lines • 2.74 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.ValidationUtils = exports.constraintToString = void 0;
const multi_lang_1 = require("../multi-lang");
/**
* Convert the constraint to a string to be shown in an error
*/
function constraintToString(constraint) {
if (Array.isArray(constraint)) {
return constraint.join(', ');
}
if (typeof constraint === 'symbol') {
constraint = constraint.description;
}
return `${constraint}`;
}
exports.constraintToString = constraintToString;
class ValidationUtils {
static replaceMessageSpecialTokens(message, validationArguments, titles) {
const checkTitle = Object.keys(titles).length > 0;
let messageString = '';
if (message instanceof Function) {
messageString = message(validationArguments);
}
else if (typeof message === 'string') {
messageString = message;
}
if (messageString && Array.isArray(validationArguments.constraints)) {
validationArguments.constraints.forEach((constraint, index) => {
messageString = messageString.replace(new RegExp(`\\$constraint${index + 1}`, 'g'), (checkTitle &&
titles[(0, multi_lang_1.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[(0, multi_lang_1.getClassValidatorTitle)(validationArguments.object, validationArguments.value) || validationArguments.value]) ||
validationArguments.value);
if (messageString) {
messageString = messageString.replace(/\$property/g, (checkTitle &&
titles[(0, multi_lang_1.getClassValidatorPropertyTitle)(validationArguments.object, validationArguments.property) ||
validationArguments.property]) ||
validationArguments.property);
}
if (messageString) {
messageString = messageString.replace(/\$target/g, (checkTitle &&
titles[(0, multi_lang_1.getClassValidatorTitle)(validationArguments.object, '') || validationArguments.targetName]) ||
validationArguments.targetName);
}
return messageString;
}
}
exports.ValidationUtils = ValidationUtils;
//# sourceMappingURL=ValidationUtils.js.map