test scalar string
This commit is contained in:
vadim
106
parser/lexer.go
Normal file
106
parser/lexer.go
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@@ -0,0 +1,106 @@
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package parser
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import (
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"bufio"
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"go/token"
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"io"
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"unicode"
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"github.com/cznic/golex/lex"
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)
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// Allocate Character classes anywhere in [0x80, 0xFF].
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const (
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classUnicodeLeter = iota + 0x80
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classUnicodeDigit
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classOther
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)
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type lexer struct {
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*lex.Lexer
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stateStack []int
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lineNumber int
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}
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func rune2Class(r rune) int {
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if r >= 0 && r < 0x80 { // Keep ASCII as it is.
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return int(r)
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}
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if unicode.IsLetter(r) {
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return classUnicodeLeter
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}
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if unicode.IsDigit(r) {
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return classUnicodeDigit
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}
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// return classOther
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return -1
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}
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func newLexer(src io.Reader, fName string) *lexer {
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file := token.NewFileSet().AddFile(fName, -1, 1<<31-1)
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lx, err := lex.New(file, bufio.NewReader(src), lex.RuneClass(rune2Class))
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if err != nil {
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panic(err)
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}
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return &lexer{lx, []int{0}, 1}
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}
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func (l *lexer) ungetN(n int) []byte {
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l.Unget(l.Lookahead())
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chars := l.Token()
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for i := 1; i <= n; i++ {
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char := chars[len(chars)-i]
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l.Unget(char)
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}
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buf := l.TokenBytes(nil)
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buf = buf[:len(buf)-n]
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return buf
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}
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func (l *lexer) pushState(state int) {
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l.stateStack = append(l.stateStack, state)
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}
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func (l *lexer) popState() {
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len := len(l.stateStack)
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if len <= 1 {
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return
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}
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l.stateStack = l.stateStack[:len-1]
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}
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func (l *lexer) begin(state int) {
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len := len(l.stateStack)
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l.stateStack = l.stateStack[:len-1]
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l.stateStack = append(l.stateStack, state)
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}
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func (l *lexer) getCurrentState() int {
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return l.stateStack[len(l.stateStack)-1]
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}
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func (l *lexer) handleNewLine(tokenBytes []byte) ([]byte, int, int) {
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startln := l.lineNumber
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var prev byte
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for _, b := range tokenBytes {
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if b == '\n' || prev == '\r' {
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l.lineNumber++
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}
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prev = b
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}
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// handle last \r
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if prev == '\r' {
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l.lineNumber++
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}
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return tokenBytes, startln, l.lineNumber
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}
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5000
parser/parser.go
Normal file
5000
parser/parser.go
Normal file
File diff suppressed because it is too large
Load Diff
1181
parser/parser.y
Normal file
1181
parser/parser.y
Normal file
File diff suppressed because it is too large
Load Diff
8834
parser/scanner.go
Normal file
8834
parser/scanner.go
Normal file
File diff suppressed because it is too large
Load Diff
557
parser/scanner.l
Normal file
557
parser/scanner.l
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@@ -0,0 +1,557 @@
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%{
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// Copyright (c) 2011 CZ.NIC z.s.p.o. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// blame: jnml, labs.nic.cz
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package parser
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import (
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"fmt"
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"bytes"
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"github.com/z7zmey/php-parser/token"
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)
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const (
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INITIAL = iota
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PHP
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STRING
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STRING_VAR
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STRING_VAR_INDEX
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STRING_VAR_NAME
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PROPERTY
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HEREDOC_END
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NOWDOC
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HEREDOC
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BACKQUOTE
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)
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var heredocLabel []byte
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func (l *lexer) Lex(lval *yySymType) int { // Lex(lval *yySymType)
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c := l.Enter()
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%}
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%s PHP STRING STRING_VAR STRING_VAR_INDEX STRING_VAR_NAME PROPERTY HEREDOC_END NOWDOC HEREDOC BACKQUOTE
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%yyb last == '\n' || last = '\0'
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%yyt l.getCurrentState()
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%yyc c
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%yyn c = l.Next()
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%yym l.Mark()
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LNUM [0-9]+
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DNUM ([0-9]*"."[0-9]+)|([0-9]+"."[0-9]*)
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HNUM 0x[0-9a-fA-F]+
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BNUM 0b[01]+
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EXPONENT_DNUM (({LNUM}|{DNUM})[eE][+-]?{LNUM})
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VAR_NAME [a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*
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OPERATORS [;:,.\[\]()|\/\^&\+-*=%!~$<>?@]
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NEW_LINE (\r|\n|\r\n)
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%%
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c = l.Rule0()
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<INITIAL>[ \t\n\r]+ lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil)));
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<INITIAL>.
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tb := []byte{}
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for {
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if c == -1 {
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tb = l.TokenBytes(nil);
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break;
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}
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if '?' == rune(c) {
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tb = l.TokenBytes(nil);
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if (len(tb) < 2 || tb[len(tb)-1] != '<') {
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c = l.Next()
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continue;
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}
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tb = l.ungetN(1)
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break;
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}
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c = l.Next()
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}
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lval.token = token.NewToken(l.handleNewLine(tb));
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return T_INLINE_HTML
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<INITIAL>\<\?php([ \t]|{NEW_LINE}) l.begin(PHP);lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil)));// return T_OPEN_TAG;
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<INITIAL>\<\? l.begin(PHP);lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil)));// return T_OPEN_TAG;
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<INITIAL>\<\?= l.begin(PHP);lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ECHO;
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<PHP>[ \t\n\r]+ lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil)));// return T_WHITESPACE
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<PHP>\?\>{NEW_LINE}? l.begin(INITIAL);lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return rune2Class(';');
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<PHP>{DNUM}|{EXPONENT_DNUM} lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_DNUMBER
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<PHP>{BNUM}
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tb := l.TokenBytes(nil)
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i:=2
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BNUMFOR:for {
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switch tb[i] {
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case '0': i++;
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default: break BNUMFOR;
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}
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}
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if len(tb) - i < 64 {
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lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_LNUMBER
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} else {
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lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_DNUMBER
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}
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<PHP>{LNUM}
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if len(l.TokenBytes(nil)) < 20 {
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lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_LNUMBER
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} else {
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lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_DNUMBER
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}
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<PHP>{HNUM}
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tb := l.TokenBytes(nil)
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i:=2
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HNUMFOR:for {
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switch tb[i] {
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case '0': i++;
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default: break HNUMFOR;
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}
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}
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length := len(tb) - i
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if length < 16 || (length == 16 && tb[i] <= '7') {
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lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_LNUMBER
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} else {
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lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_DNUMBER
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}
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<PHP>abstract lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ABSTRACT
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<PHP>array lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ARRAY
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<PHP>as lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_AS
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<PHP>break lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_BREAK
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<PHP>callable lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_CALLABLE
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<PHP>case lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_CASE
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<PHP>catch lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_CATCH
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<PHP>class lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_CLASS
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<PHP>clone lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_CLONE
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<PHP>const lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_CONST;
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<PHP>continue lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_CONTINUE;
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<PHP>declare lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_DECLARE;
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<PHP>default lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_DEFAULT;
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<PHP>do lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_DO;
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<PHP>echo lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ECHO;
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<PHP>else lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ELSE;
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<PHP>elseif lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ELSEIF;
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<PHP>empty lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_EMPTY;
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<PHP>enddeclare lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ENDDECLARE
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<PHP>endfor lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ENDFOR
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<PHP>endforeach lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ENDFOREACH
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<PHP>endif lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ENDIF
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<PHP>endswitch lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ENDSWITCH
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<PHP>endwhile lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ENDWHILE
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<PHP>eval lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_EVAL
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<PHP>exit|die lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_EXIT
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<PHP>extends lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_EXTENDS
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<PHP>final lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_FINAL
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<PHP>finally lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_FINALLY
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<PHP>for lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_FOR
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<PHP>foreach lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_FOREACH
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<PHP>function|cfunction lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_FUNCTION
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<PHP>global lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_GLOBAL
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<PHP>goto lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_GOTO
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<PHP>if lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_IF
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<PHP>isset lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ISSET
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<PHP>implements lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_IMPLEMENTS
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<PHP>instanceof lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_INSTANCEOF
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<PHP>insteadof lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_INSTEADOF
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<PHP>interface lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_INTERFACE
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<PHP>list lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_LIST
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<PHP>namespace lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_NAMESPACE
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<PHP>private lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_PRIVATE
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<PHP>public lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_PUBLIC
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<PHP>print lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_PRINT
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<PHP>protected lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_PROTECTED
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<PHP>return lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_RETURN
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<PHP>static lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_STATIC
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<PHP>switch lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_SWITCH
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<PHP>throw lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_THROW
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<PHP>trait lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_TRAIT
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<PHP>try lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_TRY
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<PHP>unset lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_UNSET
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<PHP>use lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_USE
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<PHP>var lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_VAR
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<PHP>while lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_WHILE
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<PHP>yield[ \t\n\r]+from[^a-zA-Z0-9_\x80-\xff] lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_YIELD_FROM
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<PHP>yield lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_YIELD
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<PHP>include lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_INCLUDE
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<PHP>include_once lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_INCLUDE_ONCE
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<PHP>require lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_REQUIRE
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<PHP>require_once lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_REQUIRE_ONCE
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<PHP>__CLASS__ lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_CLASS_C
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<PHP>__DIR__ lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_DIR
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<PHP>__FILE__ lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_FILE
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<PHP>__FUNCTION__ lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_FUNC_C
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<PHP>__LINE__ lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_LINE
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<PHP>__NAMESPACE__ lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_NS_C
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<PHP>__METHOD__ lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_METHOD_C
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<PHP>__TRAIT__ lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_TRAIT_C
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<PHP>__halt_compiler lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_HALT_COMPILER
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<PHP>\([ \t]*array[ \t]*\) lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ARRAY_CAST
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<PHP>\([ \t]*(bool|boolean)[ \t]*\) lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_BOOL_CAST
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<PHP>\([ \t]*(real|double|float)[ \t]*\) lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_DOUBLE_CAST
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<PHP>\([ \t]*(int|integer)[ \t]*\) lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_INT_CAST
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<PHP>\([ \t]*object[ \t]*\) lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_OBJECT_CAST
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<PHP>\([ \t]*string[ \t]*\) lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_STRING_CAST
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<PHP>\([ \t]*unset[ \t]*\) lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_UNSET_CAST
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<PHP>new lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_NEW
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<PHP>and lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_LOGICAL_AND
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<PHP>or lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_LOGICAL_OR
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<PHP>xor lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_LOGICAL_XOR
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<PHP>\\ lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_NS_SEPARATOR
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<PHP>\.\.\. lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ELLIPSIS;
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<PHP>:: lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_PAAMAYIM_NEKUDOTAYIM; // T_DOUBLE_COLON
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<PHP>&& lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_BOOLEAN_AND
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<PHP>\|\| lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_BOOLEAN_OR
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<PHP>&= lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_AND_EQUAL
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<PHP>\|= lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_OR_EQUAL
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<PHP>\.= lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_CONCAT_EQUAL;
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<PHP>\*= lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_MUL_EQUAL
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<PHP>\*\*= lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_POW_EQUAL
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<PHP>[/]= lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_DIV_EQUAL;
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<PHP>\+= lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_PLUS_EQUAL
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<PHP>-= lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_MINUS_EQUAL
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<PHP>\^= lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_XOR_EQUAL
|
||||
<PHP>%= lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_MOD_EQUAL
|
||||
<PHP>-- lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_DEC;
|
||||
<PHP>\+\+ lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_INC
|
||||
<PHP>=> lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_DOUBLE_ARROW;
|
||||
<PHP>\<=\> lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_SPACESHIP
|
||||
<PHP>\!=|\<\> lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_IS_NOT_EQUAL
|
||||
<PHP>\!== lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_IS_NOT_IDENTICAL
|
||||
<PHP>== lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_IS_EQUAL
|
||||
<PHP>=== lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_IS_IDENTICAL
|
||||
<PHP>\<\<= lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_SL_EQUAL
|
||||
<PHP>\>\>= lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_SR_EQUAL
|
||||
<PHP>\>= lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_IS_GREATER_OR_EQUAL
|
||||
<PHP>\<= lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_IS_SMALLER_OR_EQUAL
|
||||
<PHP>\*\* lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_POW
|
||||
<PHP>\<\< lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_SL
|
||||
<PHP>\>\> lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_SR
|
||||
<PHP>\?\? lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_COALESCE
|
||||
<PHP>(#|[/][/]).*{NEW_LINE} lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil)));// return T_COMMENT; // TODO: handle ?>
|
||||
<PHP>[/][*][^*]*[*]+([^*/][^*]*[*]+)*[/] lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil)));// return T_COMMENT; // TODO: handle ?>
|
||||
<PHP>[/][*][*][^*]*[*]+([^*/][^*]*[*]+)*[/] lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil)));// return T_DOC_COMMENT; // TODO: handle ?>
|
||||
<PHP>{OPERATORS} lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return rune2Class(rune(l.TokenBytes(nil)[0]))
|
||||
|
||||
<PHP>\{ l.pushState(PHP); lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return rune2Class(rune(l.TokenBytes(nil)[0]))
|
||||
<PHP>\} l.popState(); lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return rune2Class(rune(l.TokenBytes(nil)[0]))
|
||||
<PHP>\${VAR_NAME} lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_VARIABLE
|
||||
<PHP>{VAR_NAME} lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_STRING
|
||||
|
||||
<PHP>-> l.begin(PROPERTY);lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_OBJECT_OPERATOR;
|
||||
<PROPERTY>[ \t\n\r]+ lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_WHITESPACE;
|
||||
<PROPERTY>-> lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_OBJECT_OPERATOR;
|
||||
<PROPERTY>{VAR_NAME} l.begin(PHP);lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_STRING;
|
||||
<PROPERTY>. l.ungetN(1);l.begin(PHP)
|
||||
|
||||
<PHP>[\']([^\\\']*([\\][\'])*)*[\'] lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_CONSTANT_ENCAPSED_STRING;
|
||||
|
||||
<PHP>` l.begin(BACKQUOTE); lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return rune2Class(rune(l.TokenBytes(nil)[0]))
|
||||
<BACKQUOTE>` l.begin(PHP); lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return rune2Class(rune(l.TokenBytes(nil)[0]))
|
||||
|
||||
<PHP>[b]?\<\<\<[ \t]*({VAR_NAME}|([']{VAR_NAME}['])|(["]{VAR_NAME}["])){NEW_LINE}
|
||||
tb := l.TokenBytes(nil)
|
||||
binPrefix := 0
|
||||
if tb[0] == 'b' {
|
||||
binPrefix = 1
|
||||
}
|
||||
|
||||
lblFirst := 3 + binPrefix
|
||||
lblLast := len(tb)-2
|
||||
if tb[lblLast] == '\r' {
|
||||
lblLast--
|
||||
}
|
||||
|
||||
for {
|
||||
if tb[lblFirst] == ' ' || tb[lblFirst] == '\t' {
|
||||
lblFirst++
|
||||
continue
|
||||
}
|
||||
|
||||
break
|
||||
}
|
||||
|
||||
switch tb[lblFirst] {
|
||||
case '\'' :
|
||||
lblFirst++
|
||||
lblLast--
|
||||
l.begin(NOWDOC)
|
||||
case '"' :
|
||||
lblFirst++
|
||||
lblLast--
|
||||
l.begin(HEREDOC)
|
||||
default:
|
||||
l.begin(HEREDOC)
|
||||
}
|
||||
|
||||
heredocLabel = make([]byte, lblLast - lblFirst + 1)
|
||||
copy(heredocLabel, tb[lblFirst:lblLast+1])
|
||||
|
||||
ungetCnt := len(heredocLabel)
|
||||
searchLabelAhead := []byte{}
|
||||
for i := 0; i < len(heredocLabel); i++ {
|
||||
if c == -1 {
|
||||
break;
|
||||
}
|
||||
searchLabelAhead = append(searchLabelAhead, byte(rune(c)))
|
||||
c = l.Next()
|
||||
}
|
||||
|
||||
if bytes.Equal(heredocLabel, searchLabelAhead) && ';' == rune(c) {
|
||||
ungetCnt++
|
||||
c = l.Next()
|
||||
if '\n' == rune(c) || '\r' == rune(c) {
|
||||
l.begin(HEREDOC_END)
|
||||
}
|
||||
}
|
||||
|
||||
l.ungetN(ungetCnt)
|
||||
|
||||
lval.token = token.NewToken(l.handleNewLine(tb));
|
||||
return T_START_HEREDOC
|
||||
|
||||
<NOWDOC>.
|
||||
searchLabel := []byte{}
|
||||
tb := []byte{}
|
||||
|
||||
for {
|
||||
if c == -1 {
|
||||
break;
|
||||
}
|
||||
|
||||
if '\n' == rune(c) || '\r' == rune(c) {
|
||||
if bytes.Equal(append(heredocLabel, ';'), searchLabel) {
|
||||
l.begin(HEREDOC_END)
|
||||
tb = l.ungetN(len(heredocLabel)+1)
|
||||
break;
|
||||
}
|
||||
|
||||
searchLabel = []byte{}
|
||||
} else {
|
||||
searchLabel = append(searchLabel, byte(rune(c)))
|
||||
}
|
||||
|
||||
c = l.Next()
|
||||
}
|
||||
|
||||
lval.token = token.NewToken(l.handleNewLine(tb));
|
||||
return T_ENCAPSED_AND_WHITESPACE
|
||||
|
||||
<HEREDOC_END>{VAR_NAME}\; l.begin(PHP);lval.token = token.NewToken(l.handleNewLine(l.ungetN(1))); return T_END_HEREDOC
|
||||
|
||||
<PHP>[b]?[\"]
|
||||
binPrefix := l.TokenBytes(nil)[0] == 'b'
|
||||
|
||||
beginString := func() int {
|
||||
cnt := 1; if (binPrefix) {cnt = 2}
|
||||
|
||||
l.ungetN(len(l.TokenBytes(nil))-cnt)
|
||||
tokenBytes := l.TokenBytes(nil)[:cnt]
|
||||
l.pushState(STRING)
|
||||
|
||||
lval.token = token.NewToken(l.handleNewLine(tokenBytes)); return rune2Class('"')
|
||||
}
|
||||
|
||||
F:for {
|
||||
if c == -1 {
|
||||
break;
|
||||
}
|
||||
|
||||
switch c {
|
||||
case '"' :
|
||||
c = l.Next();
|
||||
lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_CONSTANT_ENCAPSED_STRING
|
||||
break F;
|
||||
|
||||
case '$':
|
||||
c = l.Next();
|
||||
if rune(c) == '{' || c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ' {
|
||||
return beginString()
|
||||
break F;
|
||||
}
|
||||
l.ungetN(0)
|
||||
|
||||
case '{':
|
||||
c = l.Next();
|
||||
if rune(c) == '$' {
|
||||
return beginString()
|
||||
break F;
|
||||
}
|
||||
l.ungetN(0)
|
||||
|
||||
case '\\':
|
||||
c = l.Next();
|
||||
}
|
||||
|
||||
c = l.Next()
|
||||
}
|
||||
|
||||
<STRING>\" l.popState(); lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return rune2Class(rune(l.TokenBytes(nil)[0]))
|
||||
<STRING,HEREDOC,BACKQUOTE>\{\$ lval.token = token.NewToken(l.handleNewLine(l.ungetN(1))); l.pushState(PHP); return T_CURLY_OPEN
|
||||
<STRING,HEREDOC,BACKQUOTE>\$\{ l.pushState(STRING_VAR_NAME);lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_DOLLAR_OPEN_CURLY_BRACES
|
||||
<STRING,HEREDOC,BACKQUOTE>\$ l.ungetN(1);l.pushState(STRING_VAR)
|
||||
<STRING>.|[ \t\n\r]
|
||||
F1:for {
|
||||
if c == -1 {
|
||||
break;
|
||||
}
|
||||
|
||||
switch c {
|
||||
case '"' :
|
||||
lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil)));
|
||||
return T_ENCAPSED_AND_WHITESPACE
|
||||
break F1;
|
||||
|
||||
case '$':
|
||||
c = l.Next();
|
||||
if rune(c) == '{' || c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ' {
|
||||
l.ungetN(1)
|
||||
tb := l.TokenBytes(nil)
|
||||
lval.token = token.NewToken(l.handleNewLine(tb[:len(tb)-1]));
|
||||
return T_ENCAPSED_AND_WHITESPACE
|
||||
break F1;
|
||||
}
|
||||
l.ungetN(0)
|
||||
|
||||
case '{':
|
||||
c = l.Next();
|
||||
if rune(c) == '$' {
|
||||
l.ungetN(1)
|
||||
tb := l.TokenBytes(nil)
|
||||
lval.token = token.NewToken(l.handleNewLine(tb[:len(tb)-1]));
|
||||
return T_ENCAPSED_AND_WHITESPACE
|
||||
break F1;
|
||||
}
|
||||
l.ungetN(0)
|
||||
|
||||
case '\\':
|
||||
c = l.Next();
|
||||
}
|
||||
|
||||
c = l.Next()
|
||||
}
|
||||
|
||||
<BACKQUOTE>.|[ \t\n\r]
|
||||
F2:for {
|
||||
if c == -1 {
|
||||
break;
|
||||
}
|
||||
|
||||
switch c {
|
||||
case '`' :
|
||||
lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil)));
|
||||
return T_ENCAPSED_AND_WHITESPACE
|
||||
break F2;
|
||||
|
||||
case '$':
|
||||
c = l.Next();
|
||||
if rune(c) == '{' || c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ' {
|
||||
l.ungetN(1)
|
||||
tb := l.TokenBytes(nil)
|
||||
lval.token = token.NewToken(l.handleNewLine(tb[:len(tb)-1]));
|
||||
return T_ENCAPSED_AND_WHITESPACE
|
||||
break F2;
|
||||
}
|
||||
l.ungetN(0)
|
||||
|
||||
case '{':
|
||||
c = l.Next();
|
||||
if rune(c) == '$' {
|
||||
l.ungetN(1)
|
||||
tb := l.TokenBytes(nil)
|
||||
lval.token = token.NewToken(l.handleNewLine(tb[:len(tb)-1]));
|
||||
return T_ENCAPSED_AND_WHITESPACE
|
||||
break F2;
|
||||
}
|
||||
l.ungetN(0)
|
||||
|
||||
case '\\':
|
||||
c = l.Next();
|
||||
}
|
||||
|
||||
c = l.Next()
|
||||
}
|
||||
|
||||
<HEREDOC>.|[ \t\n\r]
|
||||
searchLabel := []byte{}
|
||||
tb := []byte{}
|
||||
|
||||
HEREDOCFOR:for {
|
||||
if c == -1 {
|
||||
break;
|
||||
}
|
||||
|
||||
switch c {
|
||||
case '\n': fallthrough
|
||||
case '\r':
|
||||
if bytes.Equal(append(heredocLabel, ';'), searchLabel) { // TODO handle ';' as optional
|
||||
l.begin(HEREDOC_END)
|
||||
tb = l.ungetN(len(heredocLabel)+1)
|
||||
break HEREDOCFOR;
|
||||
}
|
||||
|
||||
searchLabel = []byte{}
|
||||
|
||||
case '$':
|
||||
c = l.Next();
|
||||
if rune(c) == '{' || c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ' {
|
||||
tb = l.ungetN(1)
|
||||
break HEREDOCFOR;
|
||||
}
|
||||
l.ungetN(0)
|
||||
searchLabel = []byte{}
|
||||
|
||||
case '{':
|
||||
c = l.Next();
|
||||
if rune(c) == '$' {
|
||||
tb = l.ungetN(1)
|
||||
break HEREDOCFOR;
|
||||
}
|
||||
l.ungetN(0)
|
||||
searchLabel = []byte{}
|
||||
|
||||
case '\\':
|
||||
c = l.Next();
|
||||
searchLabel = []byte{}
|
||||
|
||||
default:
|
||||
searchLabel = append(searchLabel, byte(rune(c)))
|
||||
}
|
||||
|
||||
c = l.Next()
|
||||
}
|
||||
|
||||
lval.token = token.NewToken(l.handleNewLine(tb));
|
||||
return T_ENCAPSED_AND_WHITESPACE
|
||||
|
||||
<STRING_VAR>\${VAR_NAME} lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_VARIABLE
|
||||
<STRING_VAR>->{VAR_NAME} lval.token = token.NewToken(l.handleNewLine(l.ungetN(len(l.TokenBytes(nil))-2))); return T_OBJECT_OPERATOR
|
||||
<STRING_VAR>{VAR_NAME} l.popState();lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_STRING
|
||||
<STRING_VAR>\[ l.pushState(STRING_VAR_INDEX);lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return rune2Class(rune(l.TokenBytes(nil)[0]))
|
||||
<STRING_VAR>.|[ \t\n\r] l.ungetN(1);l.popState()
|
||||
|
||||
<STRING_VAR_INDEX>{LNUM}|{HNUM}|{BNUM} lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_NUM_STRING
|
||||
<STRING_VAR_INDEX>\${VAR_NAME} lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_VARIABLE
|
||||
<STRING_VAR_INDEX>{VAR_NAME} lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_STRING
|
||||
<STRING_VAR_INDEX>\] l.popState(); l.popState();lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return rune2Class(rune(l.TokenBytes(nil)[0]))
|
||||
<STRING_VAR_INDEX>[ \n\r\t\\'#] l.popState(); l.popState();lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return T_ENCAPSED_AND_WHITESPACE
|
||||
<STRING_VAR_INDEX>{OPERATORS} lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return rune2Class(rune(l.TokenBytes(nil)[0]))
|
||||
<STRING_VAR_INDEX>. lval.token = token.NewToken(l.handleNewLine(l.TokenBytes(nil))); return rune2Class(rune(l.TokenBytes(nil)[0]))
|
||||
|
||||
<STRING_VAR_NAME>{VAR_NAME}[\[\}] l.popState();l.pushState(PHP);lval.token = token.NewToken(l.handleNewLine(l.ungetN(1))); return T_STRING_VARNAME
|
||||
<STRING_VAR_NAME>. l.ungetN(1);l.popState();l.pushState(PHP)
|
||||
|
||||
%%
|
||||
if c, ok := l.Abort(); ok { return int(c) }
|
||||
goto yyAction
|
||||
}
|
||||
Reference in New Issue
Block a user