fortify-schema/dist/esm/core/schema/mode/general/NumberSchema.js

TypeScript interface-like schema validation system that's easier to use than Zod

import { BaseSchema } from './BaseSchema.js';

/**
 * Number schema with comprehensive validation options
 */
class NumberSchema extends BaseSchema {
    constructor() {
        super(...arguments);
        this._integer = false;
        this._positive = false;
    }
    /**
     * Set minimum value
     */
    min(value) {
        const cloned = this.clone();
        cloned._min = value;
        return cloned;
    }
    /**
     * Set maximum value
     */
    max(value) {
        const cloned = this.clone();
        cloned._max = value;
        return cloned;
    }
    /**
     * Require integer values only
     */
    int() {
        const cloned = this.clone();
        cloned._integer = true;
        return cloned;
    }
    /**
     * Require positive values only
     */
    positive() {
        const cloned = this.clone();
        cloned._positive = true;
        return cloned;
    }
    /**
     * Set maximum decimal precision
     */
    precision(digits) {
        const cloned = this.clone();
        cloned._precision = digits;
        return cloned;
    }
    /**
     * Validate number value
     */
    validate(value) {
        // Handle common validation (undefined/null)
        const commonResult = this.handleCommonValidation(value);
        if (commonResult) {
            return commonResult;
        }
        const result = {
            success: true,
            errors: [],
            warnings: [],
            data: undefined,
        };
        // Type check and conversion
        let num;
        if (typeof value === "string") {
            num = parseFloat(value);
            if (value.trim() !== "" && !isNaN(num)) {
                result.warnings.push("String converted to number");
            }
        }
        else {
            num = value;
        }
        if (typeof num !== "number" || isNaN(num) || !isFinite(num)) {
            result.success = false;
            result.errors.push("Expected number");
            return result;
        }
        result.data = num;
        // Integer validation
        if (this._integer && num % 1 !== 0) {
            result.success = false;
            result.errors.push("Expected integer");
        }
        // Range validation
        if (this._min !== undefined && num < this._min) {
            result.success = false;
            result.errors.push(`Number must be at least ${this._min}`);
        }
        if (this._max !== undefined && num > this._max) {
            result.success = false;
            result.errors.push(`Number must be at most ${this._max}`);
        }
        // Positive validation
        if (this._positive && num <= 0) {
            result.success = false;
            result.errors.push("Number must be positive");
        }
        // Precision validation
        if (this._precision !== undefined) {
            const decimalPlaces = (num.toString().split(".")[1] || "").length;
            if (decimalPlaces > this._precision) {
                result.success = false;
                result.errors.push(`Number must have at most ${this._precision} decimal places`);
            }
        }
        return result;
    }
    /**
     * Get schema configuration
     */
    getConfig() {
        return {
            min: this._min,
            max: this._max,
            integer: this._integer,
            positive: this._positive,
            precision: this._precision,
            optional: this._optional,
            nullable: this._nullable,
            default: this._default,
        };
    }
}

export { NumberSchema };
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