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@ -3,8 +3,7 @@
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const assureArray = require("assure-array");
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const isPlainObj = require("is-plain-obj");
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const defaultValue = require("default-value");
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const flat = require("array.prototype.flat");
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const flatMap = require("array.prototype.flatmap");
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const flatten = require("flatten");
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const matchSpecial = require("@validatem/match-special");
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const isPlainObjectValidator = require("@validatem/is-plain-object");
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@ -15,12 +14,13 @@ const hasShape = require("@validatem/has-shape");
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module.exports = function normalizeRules(rules, options) {
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let normalizeObjects = defaultValue(options.normalizeObjects, false);
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// TODO: Switch to `Array#flat` once it is available
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let flattened = flat(assureArray(rules));
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// TODO: Switch to `Array#flat` once Node 10.x goes EOL (April 2021)
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let flattened = flatten(assureArray(rules));
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let actualRules = flattened.filter((rule) => rule != null);
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if (normalizeObjects) {
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return flatMap(actualRules, (rule) => {
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// TODO: Switch to `Array#flatmap` once Node 10.x goes EOL (April 2021)
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let mapped = actualRules.map((rule) => {
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if (isPlainObj(rule) && !matchSpecial(rule)) {
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return [
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isPlainObjectValidator,
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@ -30,6 +30,8 @@ module.exports = function normalizeRules(rules, options) {
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return rule;
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}
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});
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return flatten(mapped);
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} else {
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return actualRules;
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}
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