scanner: Don't call unread() after reading EOF.

octo · octo · commit 72e4f2061691 · 2018-03-19T14:53:26.000+01:00
This fixes the TestScanDigitsUnread() unit test.
diff --git a/hcl/scanner/scanner.go b/hcl/scanner/scanner.go
@@ -551,7 +551,7 @@ func (s *Scanner) scanDigits(ch rune, base, n int) rune {
 		s.err("illegal char escape")
 	}
 
-	if n != start {
+	if n != start && ch != eof {
 		// we scanned all digits, put the last non digit char back,
 		// only if we read anything at all
 		s.unread()

Original file line number	Diff line number	Diff line change
`@@ -551,7 +551,7 @@ func (s *Scanner) scanDigits(ch rune, base, n int) rune {`
`551`	`551`	`s.err("illegal char escape")`
`552`	`552`	`}`
`553`	`553`
`554`		`- if n != start {`
	`554`	`+ if n != start && ch != eof {`
`555`	`555`	`// we scanned all digits, put the last non digit char back,`
`556`	`556`	`// only if we read anything at all`
`557`	`557`	`s.unread()`