Update helpers

Author: kisenka

_speaker-tips/CustomDependency.js

@@ -0,0 +1,23 @@
+const Dependency = require('webpack/lib/Dependency');
+
+class ReplaceDependency extends Dependency {
+  constructor(module, range, value) {
+    super();
+    this.module = module;
+    this.range = range;
+    this.value = value;
+
+  }
+}
+
+ReplaceDependency.Template = class ReplaceDependencyTemplate {
+  apply(dep, source) {
+    source.replace(
+      dep.range[0],
+      dep.range[1] - 1,
+      dep.value
+    )
+  }
+};
+
+module.exports = ReplaceDependency;

_speaker-tips/ReplaceDependency.js

@@ -0,0 +1,25 @@
+const HarmonyImportSideEffectDependency = require('webpack/lib/HarmonyImportSideEffectDependency');
+const HarmonyImportSpecifierDependency = require('webpack/lib/dependencies/HarmonyImportSpecifierDependency');
+
+class PluginHelpers {
+  getModuleParents(cssModule, compilation) {
+    const isChildCompiler = compilation.compiler.isChild();
+
+    const allModules = []
+      .concat(
+        compilation.modules,
+        isChildCompiler ? compilation.compiler.parentCompilation.modules : []
+      )
+      .filter((module) => this.imports.has(module.request));
+
+    const parents = allModules.filter((module) => {
+      const cssModuleDep = module.dependencies
+        .filter((d) => d instanceof HarmonyImportSideEffectDependency)
+        .find((d) => d.module.resource === cssModule.resource);
+
+      return !!cssModuleDep;
+    });
+
+    return parents;
+  }
+}