cache buildMeta

sokra · sokra · commit aae32c770b51 · 2017-12-12T16:58:03.000+01:00
diff --git a/lib/NormalModule.js b/lib/NormalModule.js
@@ -91,6 +91,9 @@ class NormalModule extends Module {
 		// TODO refactor this -> options object filled from Factory
 		this.useSourceMap = false;
 		this.lineToLine = false;
+
+		// Cache
+		this._lastSuccessfulBuildMeta = {};
 	}
 
 	identifier() {
@@ -228,6 +231,9 @@ class NormalModule extends Module {
 	}
 
 	markModuleAsErrored(error) {
+		// Restore build meta from successfull build to keep importing state
+		this.buildMeta = Object.assign({}, this._lastSuccessfulBuildMeta);
+
 		this.error = error;
 		this.errors.push(this.error);
 		this._source = new RawSource("throw new Error(" + JSON.stringify(this.error.message) + ");");
@@ -323,6 +329,8 @@ class NormalModule extends Module {
 				this.markModuleAsErrored(error);
 				return callback();
 			}
+
+			this._lastSuccessfulBuildMeta = this.buildMeta;
 			return callback();
 		});
 	}
