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cmd/yacc: use %q to print strings in Toknames

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Fixes #12086

Belongs in 1.5

There remains a question of why the Statenames table's elements
are not printed. What purpose does that serve?

Change-Id: I83fd57b81d5e5065c3397a66ed457fc0d1c041bd
Reviewed-on: https://go-review.googlesource.com/13462
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Andrew Gerrand <adg@golang.org>
Reviewed-by: Russ Cox <rsc@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
This commit is contained in:
Rob Pike 2015-08-10 15:17:18 +10:00
parent 8389e7cfa9
commit 546836556d
1 changed files with 6 additions and 4 deletions
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10
src/cmd/yacc/yacc.go
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@ -699,18 +699,20 @@ outer:
}
}
// put out names of token names
// put out names of tokens
ftable.WriteRune('\n')
fmt.Fprintf(ftable, "var %sToknames = [...]string{\n", prefix)
for i := 1; i <= ntokens; i++ {
fmt.Fprintf(ftable, "\t\"%v\",\n", tokset[i].name)
fmt.Fprintf(ftable, "\t%q,\n", tokset[i].name)
}
fmt.Fprintf(ftable, "}\n")
// put out names of state names
// put out names of states.
// commented out to avoid a huge table just for debugging.
// re-enable to have the names in the binary.
fmt.Fprintf(ftable, "var %sStatenames = [...]string{", prefix)
// for i:=TOKSTART; i<=ntokens; i++ {
// fmt.Fprintf(ftable, "\t\"%v\",\n", tokset[i].name);
// fmt.Fprintf(ftable, "\t%q,\n", tokset[i].name);
// }
fmt.Fprintf(ftable, "}\n")