gree_leran/node_modules/webpack/lib/rules/ObjectMatcherRulePlugin.js

52 lines
1.4 KiB
JavaScript

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