56 lines
971 B
Go
56 lines
971 B
Go
package php7
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import (
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"bufio"
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goToken "go/token"
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"io"
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"github.com/cznic/golex/lex"
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"github.com/z7zmey/php-parser/errors"
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"github.com/z7zmey/php-parser/scanner"
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"github.com/z7zmey/php-parser/token"
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)
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type lexer struct {
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scanner.Lexer
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lastToken *token.Token
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errors []*errors.Error
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}
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func (l *lexer) Lex(lval *yySymType) int {
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t := l.Lexer.Lex(lval)
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l.lastToken = &lval.token
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return t
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}
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func (l *lexer) Error(msg string) {
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l.errors = append(l.errors, errors.NewError(msg, *l.lastToken))
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}
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func (lval *yySymType) Token(t token.Token) {
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lval.token = t
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}
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func newLexer(src io.Reader, fName string) *lexer {
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file := goToken.NewFileSet().AddFile(fName, -1, 1<<31-1)
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lx, err := lex.New(file, bufio.NewReader(src), lex.RuneClass(scanner.Rune2Class))
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if err != nil {
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panic(err)
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}
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scanner := scanner.Lexer{
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Lexer: lx,
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StateStack: []int{0},
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PhpDocComment: "",
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Comments: nil,
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}
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return &lexer{
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scanner,
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nil,
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nil,
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}
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}
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