Merge pull request webpack#6641 from tmilloff/master

sokra · web-flow · commit 4f399322ad19 · 2018-03-06T12:25:19.000+01:00
Fix webpack#6634
diff --git a/lib/WebpackOptionsDefaulter.js b/lib/WebpackOptionsDefaulter.js
@@ -128,6 +128,8 @@ class WebpackOptionsDefaulter extends OptionsDefaulter {
 			}
 		});
 		this.set("output.devtoolNamespace", "make", options => {
+			if (Array.isArray(options.output.library))
+				return options.output.library.join(".");
 			return options.output.library || "";
 		});
 		this.set("output.libraryTarget", "var");
diff --git a/test/configCases/source-map/array-as-output-library/index.js b/test/configCases/source-map/array-as-output-library/index.js
@@ -0,0 +1 @@
+it("should compile successfully when output.library is an array of strings", function() {});
diff --git a/test/configCases/source-map/array-as-output-library/webpack.config.js b/test/configCases/source-map/array-as-output-library/webpack.config.js
@@ -0,0 +1,6 @@
+module.exports = {
+	devtool: "source-map",
+	output: {
+		library: ["Foo", "[name]"]
+	}
+};

Original file line number	Diff line number	Diff line change
`@@ -128,6 +128,8 @@ class WebpackOptionsDefaulter extends OptionsDefaulter {`
`128`	`128`	`}`
`129`	`129`	`});`
`130`	`130`	`this.set("output.devtoolNamespace", "make", options => {`
	`131`	`+ if (Array.isArray(options.output.library))`
	`132`	`+ return options.output.library.join(".");`
`131`	`133`	`return options.output.library \|\| "";`
`132`	`134`	`});`
`133`	`135`	`this.set("output.libraryTarget", "var");`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+it("should compile successfully when output.library is an array of strings", function() {});`