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case-insensitive-lexing: Golang: make direct-importing possible

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Kazuki Sawada 2019-08-01 22:57:50 +09:00
parent 91f4b89ee6
commit 013dca5d7d
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GPG Key ID: 105FFD70FF15272E
1 changed files with 6 additions and 6 deletions
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12
doc/resources/case_changing_stream.go
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@ -1,13 +1,15 @@
package antlr
package antlr_resource
import (
"unicode"
"github.com/antlr/antlr4/runtime/Go/antlr"
)
// CaseChangingStream wraps an existing CharStream, but upper cases, or
// lower cases the input before it is tokenized.
type CaseChangingStream struct {
CharStream
antlr.CharStream
upper bool
}
@ -15,10 +17,8 @@ type CaseChangingStream struct {
// NewCaseChangingStream returns a new CaseChangingStream that forces
// all tokens read from the underlying stream to be either upper case
// or lower case based on the upper argument.
func NewCaseChangingStream(in CharStream, upper bool) *CaseChangingStream {
return &CaseChangingStream{
in, upper,
}
func NewCaseChangingStream(in antlr.CharStream, upper bool) *CaseChangingStream {
return &CaseChangingStream{in, upper}
}
// LA gets the value of the symbol at offset from the current position