Initial commit - Event Planner application

node_modules/@nestjs/common/pipes/parse-int.pipe.js

@@ -0,0 +1,57 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.ParseIntPipe = void 0;
+const tslib_1 = require("tslib");
+const injectable_decorator_1 = require("../decorators/core/injectable.decorator");
+const optional_decorator_1 = require("../decorators/core/optional.decorator");
+const http_status_enum_1 = require("../enums/http-status.enum");
+const http_error_by_code_util_1 = require("../utils/http-error-by-code.util");
+const shared_utils_1 = require("../utils/shared.utils");
+/**
+ * Defines the built-in ParseInt Pipe
+ *
+ * @see [Built-in Pipes](https://docs.nestjs.com/pipes#built-in-pipes)
+ *
+ * @publicApi
+ */
+let ParseIntPipe = class ParseIntPipe {
+    constructor(options) {
+        this.options = options;
+        options = options || {};
+        const { exceptionFactory, errorHttpStatusCode = http_status_enum_1.HttpStatus.BAD_REQUEST } = options;
+        this.exceptionFactory =
+            exceptionFactory ||
+                (error => new http_error_by_code_util_1.HttpErrorByCode[errorHttpStatusCode](error));
+    }
+    /**
+     * Method that accesses and performs optional transformation on argument for
+     * in-flight requests.
+     *
+     * @param value currently processed route argument
+     * @param metadata contains metadata about the currently processed route argument
+     */
+    async transform(value, metadata) {
+        if ((0, shared_utils_1.isNil)(value) && this.options?.optional) {
+            return value;
+        }
+        if (!this.isNumeric(value)) {
+            throw this.exceptionFactory('Validation failed (numeric string is expected)');
+        }
+        return parseInt(value, 10);
+    }
+    /**
+     * @param value currently processed route argument
+     * @returns `true` if `value` is a valid integer number
+     */
+    isNumeric(value) {
+        return (['string', 'number'].includes(typeof value) &&
+            /^-?\d+$/.test(value) &&
+            isFinite(value));
+    }
+};
+exports.ParseIntPipe = ParseIntPipe;
+exports.ParseIntPipe = ParseIntPipe = tslib_1.__decorate([
+    (0, injectable_decorator_1.Injectable)(),
+    tslib_1.__param(0, (0, optional_decorator_1.Optional)()),
+    tslib_1.__metadata("design:paramtypes", [Object])
+], ParseIntPipe);