mirror of https://github.com/jkjoy/sunpeiwen.git
48 lines
1.3 KiB
JavaScript
48 lines
1.3 KiB
JavaScript
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/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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/** @typedef {import("./RuleSetCompiler")} RuleSetCompiler */
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/** @typedef {import("./RuleSetCompiler").RuleCondition} RuleCondition */
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class ObjectMatcherRulePlugin {
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constructor(ruleProperty, dataProperty) {
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this.ruleProperty = ruleProperty;
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this.dataProperty = dataProperty || ruleProperty;
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}
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/**
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* @param {RuleSetCompiler} ruleSetCompiler the rule set compiler
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* @returns {void}
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*/
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apply(ruleSetCompiler) {
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const { ruleProperty, dataProperty } = this;
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ruleSetCompiler.hooks.rule.tap(
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"ObjectMatcherRulePlugin",
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(path, rule, unhandledProperties, result) => {
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if (unhandledProperties.has(ruleProperty)) {
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unhandledProperties.delete(ruleProperty);
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const value = rule[ruleProperty];
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for (const property of Object.keys(value)) {
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const nestedDataProperties = property.split(".");
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const condition = ruleSetCompiler.compileCondition(
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`${path}.${ruleProperty}.${property}`,
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value[property]
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);
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result.conditions.push({
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property: [dataProperty, ...nestedDataProperties],
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matchWhenEmpty: condition.matchWhenEmpty,
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fn: condition.fn
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});
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}
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}
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}
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);
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}
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}
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module.exports = ObjectMatcherRulePlugin;
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