Fix webpack#6634

Jason Milloff · Jason Milloff · commit fc0b327d8250 · 2018-03-01T16:07:24.000-05:00
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 [].concat(options.output.library).join(".");
 			return options.output.library || "";
 		});
 		this.set("output.libraryTarget", "var");

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 [].concat(options.output.library).join(".");`
`131`	`133`	`return options.output.library \|\| "";`
`132`	`134`	`});`
`133`	`135`	`this.set("output.libraryTarget", "var");`