update

node_modules/class-validator/esm2015/validation/ValidationError.js

@@ -0,0 +1,37 @@
+/**
+ * Validation error description.
+ */
+export class ValidationError {
+    /**
+     *
+     * @param shouldDecorate decorate the message with ANSI formatter escape codes for better readability
+     * @param hasParent true when the error is a child of an another one
+     * @param parentPath path as string to the parent of this property
+     */
+    toString(shouldDecorate = false, hasParent = false, parentPath = ``) {
+        const boldStart = shouldDecorate ? `\x1b[1m` : ``;
+        const boldEnd = shouldDecorate ? `\x1b[22m` : ``;
+        const propConstraintFailed = (propertyName) => ` - property ${boldStart}${parentPath}${propertyName}${boldEnd} has failed the following constraints: ${boldStart}${Object.keys(this.constraints).join(`, `)}${boldEnd} \n`;
+        if (!hasParent) {
+            return `An instance of ${boldStart}${this.target ? this.target.constructor.name : "an object"}${boldEnd} has failed the validation:\n` +
+                (this.constraints ? propConstraintFailed(this.property) : ``) +
+                this.children
+                    .map(childError => childError.toString(shouldDecorate, true, this.property))
+                    .join(``);
+        }
+        else {
+            // we format numbers as array indexes for better readability.
+            const formattedProperty = Number.isInteger(+this.property) ? `[${this.property}]` : `${parentPath ? `.` : ``}${this.property}`;
+            if (this.constraints) {
+                return propConstraintFailed(formattedProperty);
+            }
+            else {
+                return this.children
+                    .map(childError => childError.toString(shouldDecorate, true, `${parentPath}${formattedProperty}`))
+                    .join(``);
+            }
+        }
+    }
+}
+
+//# sourceMappingURL=ValidationError.js.map