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go/ast: document invalid raw string literal end position containing carriage returns

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Change-Id: If631d4cb32d8f8a15d68924f8fa1d7975c1c919a
This commit is contained in:
Mateusz Poliwczak 2024-10-12 19:24:46 +02:00
parent 1041c2cf01
commit 5ad182c51a
1 changed files with 6 additions and 0 deletions
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6
src/go/ast/ast.go
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@ -305,6 +305,12 @@ type (
// first and the last rune in the Value field will be ". The
// [strconv.Unquote] and [strconv.UnquoteChar] functions can be
// used to unquote STRING and CHAR values, respectively.
//
// For raw string literals (Kind == token.STRING && Value[0] == '`'),
// the Value field contains the string text without carriage returns (\r) that
// may have been present in the source. Because the end position is
// computed using len(Value), the position reported by [BasicLit.End] does not match the
// true source end position for raw string literals containing carriage returns.
BasicLit struct {
ValuePos token.Pos // literal position
Kind token.Token // token.INT, token.FLOAT, token.IMAG, token.CHAR, or token.STRING