Debug getTitle.

gnu4cn · gnu4cn · commit ccb193618db0 · 2021-01-08T15:08:54.000+08:00
diff --git a/src/app/gbr-preset/plugins/frontmatter.ts b/src/app/gbr-preset/plugins/frontmatter.ts
@@ -37,7 +37,7 @@ export function readMatter(): Transformer {
 
 export function getTitle(): Transformer {
     return (tree: Root, file: VFile) => {
-        if(tree.children[0].type === 'heading' && tree.children[0].depth !== 1 ){
+        if(tree.children[0] && tree.children[0].type === 'heading' && tree.children[0].depth !== 1 ){
             tree.children[0].depth = 1;
         }
 

Original file line number	Diff line number	Diff line change
`@@ -37,7 +37,7 @@ export function readMatter(): Transformer {`
`37`	`37`
`38`	`38`	`export function getTitle(): Transformer {`
`39`	`39`	`return (tree: Root, file: VFile) => {`
`40`		`- if(tree.children[0].type === 'heading' && tree.children[0].depth !== 1 ){`
	`40`	`+ if(tree.children[0] && tree.children[0].type === 'heading' && tree.children[0].depth !== 1 ){`
`41`	`41`	`tree.children[0].depth = 1;`
`42`	`42`	`}`
`43`	`43`