init

马宇豪

2024-07-16 f591c27b57e2418c9495bc02ae8cfff84d35bc18

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/*
    MIT License http://www.opensource.org/licenses/mit-license.php
    Author Tobias Koppers @sokra
*/
 
"use strict";
 
const WebpackError = require("../WebpackError");
const {
    evaluateToString,
    toConstantDependency
} = require("../javascript/JavascriptParserHelpers");
const makeSerializable = require("../util/makeSerializable");
const RequireIncludeDependency = require("./RequireIncludeDependency");
 
module.exports = class RequireIncludeDependencyParserPlugin {
    /**
     * @param {boolean} warn true: warn about deprecation, false: don't warn
     */
    constructor(warn) {
        this.warn = warn;
    }
    apply(parser) {
        const { warn } = this;
        parser.hooks.call
            .for("require.include")
            .tap("RequireIncludeDependencyParserPlugin", expr => {
                if (expr.arguments.length !== 1) return;
                const param = parser.evaluateExpression(expr.arguments[0]);
                if (!param.isString()) return;
 
                if (warn) {
                    parser.state.module.addWarning(
                        new RequireIncludeDeprecationWarning(expr.loc)
                    );
                }
 
                const dep = new RequireIncludeDependency(param.string, expr.range);
                dep.loc = expr.loc;
                parser.state.current.addDependency(dep);
                return true;
            });
        parser.hooks.evaluateTypeof
            .for("require.include")
            .tap("RequireIncludePlugin", expr => {
                if (warn) {
                    parser.state.module.addWarning(
                        new RequireIncludeDeprecationWarning(expr.loc)
                    );
                }
                return evaluateToString("function")(expr);
            });
        parser.hooks.typeof
            .for("require.include")
            .tap("RequireIncludePlugin", expr => {
                if (warn) {
                    parser.state.module.addWarning(
                        new RequireIncludeDeprecationWarning(expr.loc)
                    );
                }
                return toConstantDependency(parser, JSON.stringify("function"))(expr);
            });
    }
};
 
class RequireIncludeDeprecationWarning extends WebpackError {
    constructor(loc) {
        super("require.include() is deprecated and will be removed soon.");
 
        this.name = "RequireIncludeDeprecationWarning";
 
        this.loc = loc;
    }
}
 
makeSerializable(
    RequireIncludeDeprecationWarning,
    "webpack/lib/dependencies/RequireIncludeDependencyParserPlugin",
    "RequireIncludeDeprecationWarning"
);