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authorGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
committerGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
commite06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch)
tree55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/webpack/lib/dependencies/AMDDefineDependencyParserPlugin.js
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Diffstat (limited to 'node_modules/webpack/lib/dependencies/AMDDefineDependencyParserPlugin.js')
-rw-r--r--node_modules/webpack/lib/dependencies/AMDDefineDependencyParserPlugin.js336
1 files changed, 336 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/dependencies/AMDDefineDependencyParserPlugin.js b/node_modules/webpack/lib/dependencies/AMDDefineDependencyParserPlugin.js
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+++ b/node_modules/webpack/lib/dependencies/AMDDefineDependencyParserPlugin.js
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+/*
+ MIT License http://www.opensource.org/licenses/mit-license.php
+ Author Tobias Koppers @sokra
+*/
+"use strict";
+
+const AMDRequireItemDependency = require("./AMDRequireItemDependency");
+const AMDRequireContextDependency = require("./AMDRequireContextDependency");
+const ConstDependency = require("./ConstDependency");
+const AMDDefineDependency = require("./AMDDefineDependency");
+const AMDRequireArrayDependency = require("./AMDRequireArrayDependency");
+const LocalModuleDependency = require("./LocalModuleDependency");
+const ContextDependencyHelpers = require("./ContextDependencyHelpers");
+const LocalModulesHelpers = require("./LocalModulesHelpers");
+
+const isBoundFunctionExpression = expr => {
+ if (expr.type !== "CallExpression") return false;
+ if (expr.callee.type !== "MemberExpression") return false;
+ if (expr.callee.computed) return false;
+ if (expr.callee.object.type !== "FunctionExpression") return false;
+ if (expr.callee.property.type !== "Identifier") return false;
+ if (expr.callee.property.name !== "bind") return false;
+ return true;
+};
+
+const isUnboundFunctionExpression = expr => {
+ if (expr.type === "FunctionExpression") return true;
+ if (expr.type === "ArrowFunctionExpression") return true;
+ return false;
+};
+
+const isCallable = expr => {
+ if (isUnboundFunctionExpression(expr)) return true;
+ if (isBoundFunctionExpression(expr)) return true;
+ return false;
+};
+
+class AMDDefineDependencyParserPlugin {
+ constructor(options) {
+ this.options = options;
+ }
+
+ apply(parser) {
+ parser.hooks.call
+ .for("define")
+ .tap(
+ "AMDDefineDependencyParserPlugin",
+ this.processCallDefine.bind(this, parser)
+ );
+ }
+
+ processArray(parser, expr, param, identifiers, namedModule) {
+ if (param.isArray()) {
+ param.items.forEach((param, idx) => {
+ if (
+ param.isString() &&
+ ["require", "module", "exports"].includes(param.string)
+ )
+ identifiers[idx] = param.string;
+ const result = this.processItem(parser, expr, param, namedModule);
+ if (result === undefined) {
+ this.processContext(parser, expr, param);
+ }
+ });
+ return true;
+ } else if (param.isConstArray()) {
+ const deps = [];
+ param.array.forEach((request, idx) => {
+ let dep;
+ let localModule;
+ if (request === "require") {
+ identifiers[idx] = request;
+ dep = "__webpack_require__";
+ } else if (["exports", "module"].includes(request)) {
+ identifiers[idx] = request;
+ dep = request;
+ } else if (
+ (localModule = LocalModulesHelpers.getLocalModule(
+ parser.state,
+ request
+ ))
+ ) {
+ dep = new LocalModuleDependency(localModule, undefined, false);
+ dep.loc = expr.loc;
+ parser.state.current.addDependency(dep);
+ } else {
+ dep = this.newRequireItemDependency(request);
+ dep.loc = expr.loc;
+ dep.optional = !!parser.scope.inTry;
+ parser.state.current.addDependency(dep);
+ }
+ deps.push(dep);
+ });
+ const dep = this.newRequireArrayDependency(deps, param.range);
+ dep.loc = expr.loc;
+ dep.optional = !!parser.scope.inTry;
+ parser.state.current.addDependency(dep);
+ return true;
+ }
+ }
+ processItem(parser, expr, param, namedModule) {
+ if (param.isConditional()) {
+ param.options.forEach(param => {
+ const result = this.processItem(parser, expr, param);
+ if (result === undefined) {
+ this.processContext(parser, expr, param);
+ }
+ });
+ return true;
+ } else if (param.isString()) {
+ let dep, localModule;
+ if (param.string === "require") {
+ dep = new ConstDependency("__webpack_require__", param.range);
+ } else if (["require", "exports", "module"].includes(param.string)) {
+ dep = new ConstDependency(param.string, param.range);
+ } else if (
+ (localModule = LocalModulesHelpers.getLocalModule(
+ parser.state,
+ param.string,
+ namedModule
+ ))
+ ) {
+ dep = new LocalModuleDependency(localModule, param.range, false);
+ } else {
+ dep = this.newRequireItemDependency(param.string, param.range);
+ }
+ dep.loc = expr.loc;
+ dep.optional = !!parser.scope.inTry;
+ parser.state.current.addDependency(dep);
+ return true;
+ }
+ }
+ processContext(parser, expr, param) {
+ const dep = ContextDependencyHelpers.create(
+ AMDRequireContextDependency,
+ param.range,
+ param,
+ expr,
+ this.options,
+ {},
+ parser
+ );
+ if (!dep) return;
+ dep.loc = expr.loc;
+ dep.optional = !!parser.scope.inTry;
+ parser.state.current.addDependency(dep);
+ return true;
+ }
+
+ processCallDefine(parser, expr) {
+ let array, fn, obj, namedModule;
+ switch (expr.arguments.length) {
+ case 1:
+ if (isCallable(expr.arguments[0])) {
+ // define(f() {…})
+ fn = expr.arguments[0];
+ } else if (expr.arguments[0].type === "ObjectExpression") {
+ // define({…})
+ obj = expr.arguments[0];
+ } else {
+ // define(expr)
+ // unclear if function or object
+ obj = fn = expr.arguments[0];
+ }
+ break;
+ case 2:
+ if (expr.arguments[0].type === "Literal") {
+ namedModule = expr.arguments[0].value;
+ // define("…", …)
+ if (isCallable(expr.arguments[1])) {
+ // define("…", f() {…})
+ fn = expr.arguments[1];
+ } else if (expr.arguments[1].type === "ObjectExpression") {
+ // define("…", {…})
+ obj = expr.arguments[1];
+ } else {
+ // define("…", expr)
+ // unclear if function or object
+ obj = fn = expr.arguments[1];
+ }
+ } else {
+ array = expr.arguments[0];
+ if (isCallable(expr.arguments[1])) {
+ // define([…], f() {})
+ fn = expr.arguments[1];
+ } else if (expr.arguments[1].type === "ObjectExpression") {
+ // define([…], {…})
+ obj = expr.arguments[1];
+ } else {
+ // define([…], expr)
+ // unclear if function or object
+ obj = fn = expr.arguments[1];
+ }
+ }
+ break;
+ case 3:
+ // define("…", […], f() {…})
+ namedModule = expr.arguments[0].value;
+ array = expr.arguments[1];
+ if (isCallable(expr.arguments[2])) {
+ // define("…", […], f() {})
+ fn = expr.arguments[2];
+ } else if (expr.arguments[2].type === "ObjectExpression") {
+ // define("…", […], {…})
+ obj = expr.arguments[2];
+ } else {
+ // define("…", […], expr)
+ // unclear if function or object
+ obj = fn = expr.arguments[2];
+ }
+ break;
+ default:
+ return;
+ }
+ let fnParams = null;
+ let fnParamsOffset = 0;
+ if (fn) {
+ if (isUnboundFunctionExpression(fn)) {
+ fnParams = fn.params;
+ } else if (isBoundFunctionExpression(fn)) {
+ fnParams = fn.callee.object.params;
+ fnParamsOffset = fn.arguments.length - 1;
+ if (fnParamsOffset < 0) {
+ fnParamsOffset = 0;
+ }
+ }
+ }
+ let fnRenames = parser.scope.renames.createChild();
+ if (array) {
+ const identifiers = {};
+ const param = parser.evaluateExpression(array);
+ const result = this.processArray(
+ parser,
+ expr,
+ param,
+ identifiers,
+ namedModule
+ );
+ if (!result) return;
+ if (fnParams) {
+ fnParams = fnParams.slice(fnParamsOffset).filter((param, idx) => {
+ if (identifiers[idx]) {
+ fnRenames.set(param.name, identifiers[idx]);
+ return false;
+ }
+ return true;
+ });
+ }
+ } else {
+ const identifiers = ["require", "exports", "module"];
+ if (fnParams) {
+ fnParams = fnParams.slice(fnParamsOffset).filter((param, idx) => {
+ if (identifiers[idx]) {
+ fnRenames.set(param.name, identifiers[idx]);
+ return false;
+ }
+ return true;
+ });
+ }
+ }
+ let inTry;
+ if (fn && isUnboundFunctionExpression(fn)) {
+ inTry = parser.scope.inTry;
+ parser.inScope(fnParams, () => {
+ parser.scope.renames = fnRenames;
+ parser.scope.inTry = inTry;
+ if (fn.body.type === "BlockStatement") {
+ parser.walkStatement(fn.body);
+ } else {
+ parser.walkExpression(fn.body);
+ }
+ });
+ } else if (fn && isBoundFunctionExpression(fn)) {
+ inTry = parser.scope.inTry;
+ parser.inScope(
+ fn.callee.object.params.filter(
+ i => !["require", "module", "exports"].includes(i.name)
+ ),
+ () => {
+ parser.scope.renames = fnRenames;
+ parser.scope.inTry = inTry;
+ if (fn.callee.object.body.type === "BlockStatement") {
+ parser.walkStatement(fn.callee.object.body);
+ } else {
+ parser.walkExpression(fn.callee.object.body);
+ }
+ }
+ );
+ if (fn.arguments) {
+ parser.walkExpressions(fn.arguments);
+ }
+ } else if (fn || obj) {
+ parser.walkExpression(fn || obj);
+ }
+
+ const dep = this.newDefineDependency(
+ expr.range,
+ array ? array.range : null,
+ fn ? fn.range : null,
+ obj ? obj.range : null,
+ namedModule ? namedModule : null
+ );
+ dep.loc = expr.loc;
+ if (namedModule) {
+ dep.localModule = LocalModulesHelpers.addLocalModule(
+ parser.state,
+ namedModule
+ );
+ }
+ parser.state.current.addDependency(dep);
+ return true;
+ }
+
+ newDefineDependency(
+ range,
+ arrayRange,
+ functionRange,
+ objectRange,
+ namedModule
+ ) {
+ return new AMDDefineDependency(
+ range,
+ arrayRange,
+ functionRange,
+ objectRange,
+ namedModule
+ );
+ }
+ newRequireArrayDependency(depsArray, range) {
+ return new AMDRequireArrayDependency(depsArray, range);
+ }
+ newRequireItemDependency(request, range) {
+ return new AMDRequireItemDependency(request, range);
+ }
+}
+module.exports = AMDDefineDependencyParserPlugin;