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25 lines
681 B
JavaScript
25 lines
681 B
JavaScript
"use strict";
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const errors = require("../errors");
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const getValueType = require("../util/get-value-type");
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module.exports = function createFunctionValidatorFunction(options = {}) {
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let guardedFunctionDescription = getValueType({
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_isTypeRule: true,
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_baseType: "guardedFunction",
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_options: options
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});
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// options.args
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// options.returnValue
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return function validateFunction(value) {
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if (typeof value === "function" && value._guardedFunction != null) {
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/* FIXME: Verify that the function signature matches. */
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return true;
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} else {
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return new errors.ValidationError(`Expected ${guardedFunctionDescription}, got ${getValueType(value)} instead`);
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}
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};
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};
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