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path: root/src/pkg/go/printer/printer.go
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Diffstat (limited to 'src/pkg/go/printer/printer.go')
-rw-r--r--src/pkg/go/printer/printer.go31
1 files changed, 1 insertions, 30 deletions
diff --git a/src/pkg/go/printer/printer.go b/src/pkg/go/printer/printer.go
index 3c8d23e65..e06d2edfb 100644
--- a/src/pkg/go/printer/printer.go
+++ b/src/pkg/go/printer/printer.go
@@ -395,35 +395,6 @@ func (p *printer) writeCommentPrefix(pos, next token.Position, prev, comment *as
}
}
-// Split comment text into lines
-// (using strings.Split(text, "\n") is significantly slower for
-// this specific purpose, as measured with: go test -bench=Print)
-//
-func split(text string) []string {
- // count lines (comment text never ends in a newline)
- n := 1
- for i := 0; i < len(text); i++ {
- if text[i] == '\n' {
- n++
- }
- }
-
- // split
- lines := make([]string, n)
- n = 0
- i := 0
- for j := 0; j < len(text); j++ {
- if text[j] == '\n' {
- lines[n] = text[i:j] // exclude newline
- i = j + 1 // discard newline
- n++
- }
- }
- lines[n] = text[i:]
-
- return lines
-}
-
// Returns true if s contains only white space
// (only tabs and blanks can appear in the printer's context).
//
@@ -616,7 +587,7 @@ func (p *printer) writeComment(comment *ast.Comment) {
// for /*-style comments, print line by line and let the
// write function take care of the proper indentation
- lines := split(text)
+ lines := strings.Split(text, "\n")
// The comment started in the first column but is going
// to be indented. For an idempotent result, add indentation