fix(core): should prevent the next build while building

docgeni · Sep 3, 2022 · 365f323 · 365f323
1 parent 5ee49ad
commit 365f323
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Showing 2 changed files with 25 additions and 5 deletions.
diff --git a/packages/core/src/builders/library-component.spec.ts b/packages/core/src/builders/library-component.spec.ts
@@ -349,6 +349,15 @@ describe('#library-component', () => {
             await component.build();
             expect(component.examples.find(example => example.name === notExistExample)).toBeTruthy();
         });
+
+        it('should prevent the next build while building', () => {
+            const component = new LibraryComponentImpl(context, library, 'button', `${DEFAULT_TEST_ROOT_PATH}/alib/button`);
+            const resetEmittedSpy = spyOn(component, 'resetEmitted');
+            component.build();
+            component.build();
+            component.build();
+            expect(resetEmittedSpy).toHaveBeenCalledTimes(1);
+        });
     });
 
     describe('api-docs', () => {

diff --git a/packages/core/src/builders/library-component.ts b/packages/core/src/builders/library-component.ts
@@ -32,6 +32,7 @@ export class LibraryComponentImpl extends FileEmitter implements LibraryComponen
     public absExamplesPath: string;
     public absDocPath: string;
     public absApiPath: string;
+    private isBuilding = false;
     private get absDestSiteContentComponentsPath() {
         return resolve(this.docgeni.paths.absSiteContentPath, `components/${this.lib.name}/${this.name}`);
     }
@@ -66,11 +67,21 @@ export class LibraryComponentImpl extends FileEmitter implements LibraryComponen
     }
 
     public async build(): Promise<void> {
-        this.resetEmitted();
-        await this.buildOverviews();
-        await this.buildExamples();
-        await this.buildApiDocs();
-        await this.buildDocItems();
+        if (this.isBuilding) {
+            return;
+        }
+        try {
+            this.isBuilding = true;
+            this.resetEmitted();
+            await this.buildOverviews();
+            await this.buildExamples();
+            await this.buildApiDocs();
+            await this.buildDocItems();
+        } catch (error) {
+            throw error;
+        } finally {
+            this.isBuilding = false;
+        }
     }
 
     public async onEmit(): Promise<void> {