chore: remove deprecated usage of String.prototype.substr (#4699)

2021-10-09 00:31:34 +08:00
parent c9613ebe09
commit 6bcb7a5ea3
7 changed files with 17 additions and 18 deletions
--- a/packages/compiler-core/src/utils.ts
+++ b/packages/compiler-core/src/utils.ts
@@ -182,10 +182,10 @@ export const isMemberExpression = __BROWSER__
 export function getInnerRange(
  loc: SourceLocation,
  offset: number,
-  length?: number
+  length: number
 ): SourceLocation {
  __TEST__ && assert(offset <= loc.source.length)
-  const source = loc.source.substr(offset, length)
+  const source = loc.source.slice(offset, offset + length)
  const newLoc: SourceLocation = {
    source,
    start: advancePositionWithClone(loc.start, loc.source, offset),