maride/php-parser
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lex string template

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This commit is contained in:
z7zmey 2017-11-12 13:13:31 +02:00
parent 599def1384
commit a30949861d
2 changed files with 536 additions and 183 deletions
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669
php-parser.go
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@ -84,6 +84,22 @@ func (l *lexer) unget(r rune) []byte {
return buf return buf
} }
func (l *lexer) ungetN(n int) []byte {
l.Unget(l.Lookahead())
chars := l.Token()
for i := 1; i <= n; i++ {
char := chars[len(chars)-i]
l.Unget(char)
}
buf := l.TokenBytes(nil)
buf = buf[:len(buf)-n]
return buf
}
func (l *lexer) Lex() int { // Lex(lval *yySymType) func (l *lexer) Lex() int { // Lex(lval *yySymType)
c := l.Enter() c := l.Enter()
@ -101,7 +117,7 @@ yystate0:
case 1: // start condition: PHP case 1: // start condition: PHP
goto yystart11 goto yystart11
case 2: // start condition: STRING case 2: // start condition: STRING
goto yystart32 goto yystart34
} }
goto yystate0 // silence unused label error goto yystate0 // silence unused label error
@ -140,6 +156,12 @@ yyAction:
goto yyrule15 goto yyrule15
case 16: case 16:
goto yyrule16 goto yyrule16
case 17:
goto yyrule17
case 18:
goto yyrule18
case 19:
goto yyrule19
} }
goto yystate1 // silence unused label error goto yystate1 // silence unused label error
yystate1: yystate1:
@ -250,11 +272,11 @@ yystart11:
case c == '"': case c == '"':
goto yystate15 goto yystate15
case c == '$': case c == '$':
goto yystate24
case c == '?':
goto yystate30
case c == '\'':
goto yystate26 goto yystate26
case c == '?':
goto yystate32
case c == '\'':
goto yystate28
case c == '\n': case c == '\n':
goto yystate14 goto yystate14
case c == '\t' || c == '\r' || c == ' ': case c == '\t' || c == '\r' || c == ' ':
@ -303,9 +325,9 @@ yystate15:
case c == '$': case c == '$':
goto yystate18 goto yystate18
case c == '\\': case c == '\\':
goto yystate19 goto yystate22
case c == '{': case c == '{':
goto yystate20 goto yystate23
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ': case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate16 goto yystate16
} }
@ -320,9 +342,9 @@ yystate16:
case c == '$': case c == '$':
goto yystate18 goto yystate18
case c == '\\': case c == '\\':
goto yystate19 goto yystate22
case c == '{': case c == '{':
goto yystate20 goto yystate23
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ': case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate16 goto yystate16
} }
@ -340,8 +362,10 @@ yystate18:
goto yyabort goto yyabort
case c == '"': case c == '"':
goto yystate17 goto yystate17
case c == '\\': case c == '$':
goto yystate19 goto yystate19
case c == '\\':
goto yystate20
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '@' || c == '[' || c == ']' || c == '^' || c == '`' || c >= '|' && c <= '~': case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '@' || c == '[' || c == ']' || c == '^' || c == '`' || c >= '|' && c <= '~':
goto yystate16 goto yystate16
} }
@ -351,7 +375,11 @@ yystate19:
switch { switch {
default: default:
goto yyabort goto yyabort
case c >= '\x01' && c <= '\t' || c >= '\v' && c <= 'ÿ': case c == '$':
goto yystate19
case c == '\\':
goto yystate20
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '@' || c == '[' || c == ']' || c == '^' || c == '`' || c >= '|' && c <= '~':
goto yystate16 goto yystate16
} }
@ -361,29 +389,16 @@ yystate20:
default: default:
goto yyabort goto yyabort
case c == '"': case c == '"':
goto yystate17
case c == '\\':
goto yystate21 goto yystate21
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'ÿ': case c == '$' || c == '{':
goto yystate25
case c == '\\':
goto yystate20
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate16 goto yystate16
} }
yystate21: yystate21:
c = l.Next()
switch {
default:
goto yyabort
case c == '"':
goto yystate22
case c == '\\':
goto yystate21
case c == '{':
goto yystate23
case c >= '\x01' && c <= '!' || c >= '#' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate16
}
yystate22:
c = l.Next() c = l.Next()
yyrule = 7 yyrule = 7
l.Mark() l.Mark()
@ -395,13 +410,22 @@ yystate22:
case c == '$': case c == '$':
goto yystate18 goto yystate18
case c == '\\': case c == '\\':
goto yystate19 goto yystate22
case c == '{': case c == '{':
goto yystate20 goto yystate23
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ': case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate16 goto yystate16
} }
yystate22:
c = l.Next()
switch {
default:
goto yyabort
case c >= '\x01' && c <= '\t' || c >= '\v' && c <= 'ÿ':
goto yystate16
}
yystate23: yystate23:
c = l.Next() c = l.Next()
switch { switch {
@ -409,36 +433,42 @@ yystate23:
goto yyabort goto yyabort
case c == '"': case c == '"':
goto yystate17 goto yystate17
case c == '$':
goto yystate18
case c == '\\': case c == '\\':
goto yystate21 goto yystate20
case c == '{': case c == '{':
goto yystate23 goto yystate24
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ': case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate16 goto yystate16
} }
yystate24: yystate24:
c = l.Next() c = l.Next()
yyrule = 10
l.Mark()
switch { switch {
default: default:
goto yyrule10 goto yyabort
case c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ': case c == '\\':
goto yystate25 goto yystate20
case c == '{':
goto yystate24
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate16
} }
yystate25: yystate25:
c = l.Next() c = l.Next()
yyrule = 16
l.Mark()
switch { switch {
default: default:
goto yyrule16 goto yyabort
case c >= '0' && c <= '9' || c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ': case c == '"':
goto yystate25 goto yystate17
case c == '$':
goto yystate18
case c == '\\':
goto yystate20
case c == '{':
goto yystate23
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate16
} }
yystate26: yystate26:
@ -448,32 +478,35 @@ yystate26:
switch { switch {
default: default:
goto yyrule10 goto yyrule10
case c == '\'': case c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ':
goto yystate28
case c == '\\':
goto yystate29
case c >= '\x01' && c <= '&' || c >= '(' && c <= '[' || c >= ']' && c <= 'ÿ':
goto yystate27 goto yystate27
} }
yystate27: yystate27:
c = l.Next() c = l.Next()
yyrule = 19
l.Mark()
switch { switch {
default: default:
goto yyabort goto yyrule19
case c == '\'': case c >= '0' && c <= '9' || c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ':
goto yystate28
case c == '\\':
goto yystate29
case c >= '\x01' && c <= '&' || c >= '(' && c <= '[' || c >= ']' && c <= 'ÿ':
goto yystate27 goto yystate27
} }
yystate28: yystate28:
c = l.Next() c = l.Next()
yyrule = 8 yyrule = 10
l.Mark() l.Mark()
goto yyrule8 switch {
default:
goto yyrule10
case c == '\'':
goto yystate30
case c == '\\':
goto yystate31
case c >= '\x01' && c <= '&' || c >= '(' && c <= '[' || c >= ']' && c <= 'ÿ':
goto yystate29
}
yystate29: yystate29:
c = l.Next() c = l.Next()
@ -481,10 +514,29 @@ yystate29:
default: default:
goto yyabort goto yyabort
case c == '\'': case c == '\'':
goto yystate27 goto yystate30
case c == '\\':
goto yystate31
case c >= '\x01' && c <= '&' || c >= '(' && c <= '[' || c >= ']' && c <= 'ÿ':
goto yystate29
} }
yystate30: yystate30:
c = l.Next()
yyrule = 8
l.Mark()
goto yyrule8
yystate31:
c = l.Next()
switch {
default:
goto yyabort
case c == '\'':
goto yystate29
}
yystate32:
c = l.Next() c = l.Next()
yyrule = 10 yyrule = 10
l.Mark() l.Mark()
@ -492,58 +544,33 @@ yystate30:
default: default:
goto yyrule10 goto yyrule10
case c == '>': case c == '>':
goto yystate31
}
yystate31:
c = l.Next()
yyrule = 6
l.Mark()
goto yyrule6
goto yystate32 // silence unused label error
yystate32:
c = l.Next()
yystart32:
switch {
default:
goto yyabort
case c == '"':
goto yystate40
case c == '$':
goto yystate41
case c == '\\':
goto yystate36
case c == '{':
goto yystate44
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate33 goto yystate33
} }
yystate33: yystate33:
c = l.Next() c = l.Next()
yyrule = 15 yyrule = 6
l.Mark() l.Mark()
switch { goto yyrule6
default:
goto yyrule15
case c == '"':
goto yystate34
case c == '$':
goto yystate35
case c == '\\':
goto yystate36
case c == '{':
goto yystate37
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate33
}
goto yystate34 // silence unused label error
yystate34: yystate34:
c = l.Next() c = l.Next()
yyrule = 15 yystart34:
l.Mark() switch {
goto yyrule15 default:
goto yyabort
case c == '"':
goto yystate59
case c == '$':
goto yystate60
case c == '\\':
goto yystate46
case c == '{':
goto yystate62
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate35
}
yystate35: yystate35:
c = l.Next() c = l.Next()
@ -551,20 +578,26 @@ yystate35:
default: default:
goto yyabort goto yyabort
case c == '"': case c == '"':
goto yystate34
case c == '\\':
goto yystate36 goto yystate36
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '@' || c == '[' || c == ']' || c == '^' || c == '`' || c >= '|' && c <= '~': case c == '$':
goto yystate33 goto yystate39
case c == '\\':
goto yystate46
case c == '{':
goto yystate49
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate35
} }
yystate36: yystate36:
c = l.Next() c = l.Next()
yyrule = 15
l.Mark()
switch { switch {
default: default:
goto yyabort goto yyrule15
case c >= '\x01' && c <= '\t' || c >= '\v' && c <= 'ÿ': case c == '$':
goto yystate33 goto yystate37
} }
yystate37: yystate37:
@ -572,30 +605,112 @@ yystate37:
switch { switch {
default: default:
goto yyabort goto yyabort
case c == '"': case c == '$':
goto yystate34 goto yystate37
case c == '\\': case c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ':
goto yystate38 goto yystate38
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'ÿ':
goto yystate33
} }
yystate38: yystate38:
c = l.Next() c = l.Next()
yyrule = 15 yyrule = 18
l.Mark() l.Mark()
switch { goto yyrule18
default:
goto yyrule15
case c == '\\':
goto yystate38
case c == '{':
goto yystate39
case c >= '\x01' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate33
}
yystate39: yystate39:
c = l.Next()
switch {
default:
goto yyabort
case c == '"':
goto yystate42
case c == '$':
goto yystate43
case c == '\\':
goto yystate44
case c == '{':
goto yystate58
case c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ':
goto yystate38
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '@' || c == '[' || c == ']' || c == '^' || c == '`' || c >= '|' && c <= '~':
goto yystate40
}
yystate40:
c = l.Next()
switch {
default:
goto yyabort
case c == '"':
goto yystate36
case c == '$':
goto yystate41
case c == '\\':
goto yystate46
case c == '{':
goto yystate49
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate35
}
yystate41:
c = l.Next()
switch {
default:
goto yyabort
case c == '"':
goto yystate42
case c == '$':
goto yystate43
case c == '\\':
goto yystate44
case c == '{':
goto yystate58
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '@' || c == '[' || c == ']' || c == '^' || c == '`' || c >= '|' && c <= '~':
goto yystate40
}
yystate42:
c = l.Next()
yyrule = 15
l.Mark()
goto yyrule15
yystate43:
c = l.Next()
switch {
default:
goto yyabort
case c == '$':
goto yystate43
case c == '\\':
goto yystate44
case c == '{':
goto yystate58
case c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ':
goto yystate38
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '@' || c == '[' || c == ']' || c == '^' || c == '`' || c >= '|' && c <= '~':
goto yystate40
}
yystate44:
c = l.Next()
switch {
default:
goto yyabort
case c == '"':
goto yystate45
case c == '$':
goto yystate52
case c == '\\':
goto yystate53
case c == '{':
goto yystate56
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate35
}
yystate45:
c = l.Next() c = l.Next()
yyrule = 15 yyrule = 15
l.Mark() l.Mark()
@ -603,69 +718,276 @@ yystate39:
default: default:
goto yyrule15 goto yyrule15
case c == '"': case c == '"':
goto yystate34 goto yystate36
case c == '$': case c == '$':
goto yystate35
case c == '\\':
goto yystate38
case c == '{':
goto yystate39 goto yystate39
case c == '\\':
goto yystate46
case c == '{':
goto yystate49
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ': case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate33 goto yystate35
} }
yystate40: yystate46:
c = l.Next()
switch {
default:
goto yyabort
case c == '$':
goto yystate47
case c >= '\x01' && c <= '\t' || c >= '\v' && c <= '#' || c >= '%' && c <= 'ÿ':
goto yystate40
}
yystate47:
c = l.Next()
switch {
default:
goto yyabort
case c == '"':
goto yystate36
case c == '$':
goto yystate39
case c == '\\':
goto yystate46
case c == '{':
goto yystate49
case c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ':
goto yystate48
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '@' || c == '[' || c == ']' || c == '^' || c == '`' || c >= '|' && c <= '~':
goto yystate35
}
yystate48:
c = l.Next()
yyrule = 18
l.Mark()
switch {
default:
goto yyrule18
case c == '"':
goto yystate36
case c == '$':
goto yystate39
case c == '\\':
goto yystate46
case c == '{':
goto yystate49
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate35
}
yystate49:
c = l.Next()
switch {
default:
goto yyabort
case c == '"':
goto yystate42
case c == '$':
goto yystate50
case c == '\\':
goto yystate44
case c == '{':
goto yystate51
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate40
}
yystate50:
c = l.Next()
yyrule = 16
l.Mark()
goto yyrule16
yystate51:
c = l.Next()
switch {
default:
goto yyabort
case c == '$':
goto yystate50
case c == '\\':
goto yystate44
case c == '{':
goto yystate51
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate40
}
yystate52:
c = l.Next()
switch {
default:
goto yyabort
case c == '"':
goto yystate36
case c == '$':
goto yystate39
case c == '\\':
goto yystate53
case c == '{':
goto yystate55
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate35
}
yystate53:
c = l.Next()
switch {
default:
goto yyabort
case c == '"':
goto yystate45
case c == '$':
goto yystate54
case c == '\\':
goto yystate53
case c == '{':
goto yystate56
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate35
}
yystate54:
c = l.Next()
switch {
default:
goto yyabort
case c == '"':
goto yystate36
case c == '$':
goto yystate39
case c == '\\':
goto yystate53
case c == '{':
goto yystate55
case c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ':
goto yystate48
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '@' || c == '[' || c == ']' || c == '^' || c == '`' || c >= '|' && c <= '~':
goto yystate35
}
yystate55:
c = l.Next()
yyrule = 17
l.Mark()
switch {
default:
goto yyrule17
case c == '"':
goto yystate42
case c == '$':
goto yystate50
case c == '\\':
goto yystate44
case c == '{':
goto yystate51
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate40
}
yystate56:
c = l.Next()
switch {
default:
goto yyabort
case c == '"':
goto yystate36
case c == '$':
goto yystate57
case c == '\\':
goto yystate53
case c == '{':
goto yystate49
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate35
}
yystate57:
c = l.Next()
yyrule = 16
l.Mark()
switch {
default:
goto yyrule16
case c == '"':
goto yystate42
case c == '$':
goto yystate43
case c == '\\':
goto yystate44
case c == '{':
goto yystate58
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '@' || c == '[' || c == ']' || c == '^' || c == '`' || c >= '|' && c <= '~':
goto yystate40
}
yystate58:
c = l.Next()
yyrule = 17
l.Mark()
goto yyrule17
yystate59:
c = l.Next() c = l.Next()
yyrule = 11 yyrule = 11
l.Mark() l.Mark()
switch {
default:
goto yyrule11 goto yyrule11
case c == '$':
goto yystate37
}
yystate41: yystate60:
c = l.Next() c = l.Next()
yyrule = 14 yyrule = 14
l.Mark() l.Mark()
switch { switch {
default: default:
goto yyrule14 goto yyrule14
case c == '\\': case c == '"':
goto yystate36 goto yystate42
case c == '{': case c == '$':
goto yystate43 goto yystate43
case c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ': case c == '\\':
goto yystate42 goto yystate44
case c == '{':
goto yystate61
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '@' || c == '[' || c == ']' || c == '^' || c == '`' || c >= '|' && c <= '~': case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '@' || c == '[' || c == ']' || c == '^' || c == '`' || c >= '|' && c <= '~':
goto yystate33 goto yystate40
} }
yystate42: yystate61:
c = l.Next()
yyrule = 14
l.Mark()
switch {
default:
goto yyrule14
case c >= '0' && c <= '9' || c >= 'A' && c <= 'Z' || c == '_' || c >= 'a' && c <= 'z' || c >= '\u007f' && c <= 'ÿ':
goto yystate42
}
yystate43:
c = l.Next() c = l.Next()
yyrule = 13 yyrule = 13
l.Mark() l.Mark()
goto yyrule13 goto yyrule13
yystate44: yystate62:
c = l.Next()
switch {
default:
goto yyabort
case c == '"':
goto yystate42
case c == '$':
goto yystate63
case c == '\\':
goto yystate44
case c == '{':
goto yystate51
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'z' || c >= '|' && c <= 'ÿ':
goto yystate40
}
yystate63:
c = l.Next() c = l.Next()
yyrule = 12 yyrule = 12
l.Mark() l.Mark()
switch {
default:
goto yyrule12 goto yyrule12
case c == '\\':
goto yystate38
case c >= '\x01' && c <= '!' || c == '#' || c >= '%' && c <= '[' || c >= ']' && c <= 'ÿ':
goto yystate33
}
yyrule1: // [ \t\n\r]+ yyrule1: // [ \t\n\r]+
@ -696,7 +1018,7 @@ yyrule6: // \?\>
begin(INITIAL) begin(INITIAL)
goto yystate0 goto yystate0
} }
yyrule7: // [\"]{STR}*[\{\$]?[\"] yyrule7: // [\"]{STR}{STR_END}
{ {
fmt.Printf("T_CONSTANT_ENCAPSED_STRING: %s\n", l.TokenBytes(nil)) fmt.Printf("T_CONSTANT_ENCAPSED_STRING: %s\n", l.TokenBytes(nil))
goto yystate0 goto yystate0
@ -723,9 +1045,9 @@ yyrule11: // \"
begin(PHP) begin(PHP)
goto yystate0 goto yystate0
} }
yyrule12: // \{ yyrule12: // \{\$
{ {
fmt.Printf("T_CURLY_OPEN: %q\n", l.TokenBytes(nil)) fmt.Printf("T_CURLY_OPEN: %q\n", l.ungetN(1))
goto yystate0 goto yystate0
} }
yyrule13: // \$\{ yyrule13: // \$\{
@ -733,17 +1055,32 @@ yyrule13: // \$\{
fmt.Printf("T_DOLLAR_OPEN_CURLY_BRACES: %q\n", l.TokenBytes(nil)) fmt.Printf("T_DOLLAR_OPEN_CURLY_BRACES: %q\n", l.TokenBytes(nil))
goto yystate0 goto yystate0
} }
yyrule14: // \${VAR}? yyrule14: // \$
{ {
fmt.Printf("T_VARIABLE: %q\n", l.TokenBytes(nil)) fmt.Printf("T_VARIABLE: %q\n", l.TokenBytes(nil))
goto yystate0 goto yystate0
} }
yyrule15: // {TPL} yyrule15: // {STR}{STR_END}
{ {
fmt.Printf("T_ENCAPSED_AND_WHITESPACE: %q\n", l.unget('"')) fmt.Printf("T_ENCAPSED_AND_WHITESPACE1: %q\n", l.unget('"'))
goto yystate0 goto yystate0
} }
yyrule16: // \${VAR} yyrule16: // {STR}[\{]+[\$]
{
fmt.Printf("T_ENCAPSED_AND_WHITESPACE2: %q\n", l.ungetN(2))
goto yystate0
}
yyrule17: // {STR}[\$]+[\{]
{
fmt.Printf("T_ENCAPSED_AND_WHITESPACE3: %q\n", l.ungetN(2))
goto yystate0
}
yyrule18: // {STR}[^\{][\$]+[a-zA-Z_\x7f-\xff]
{
fmt.Printf("T_ENCAPSED_AND_WHITESPACE4: %q\n", l.ungetN(2))
goto yystate0
}
yyrule19: // \${VAR}
{ {
fmt.Println("T_VARIABLE") fmt.Println("T_VARIABLE")
goto yystate0 goto yystate0

46
php-parser.l
View File

@ -81,6 +81,22 @@ func (l *lexer) unget(r rune) []byte{
return buf return buf
} }
func (l *lexer) ungetN(n int) []byte{
l.Unget(l.Lookahead())
chars := l.Token();
for i := 1; i <= n; i++ {
char := chars[len(chars)-i];
l.Unget(char);
}
buf := l.TokenBytes(nil)
buf = buf[:len(buf)-n]
return buf
}
func (l *lexer) Lex() int { // Lex(lval *yySymType) func (l *lexer) Lex() int { // Lex(lval *yySymType)
c := l.Enter() c := l.Enter()
@ -96,17 +112,13 @@ func (l *lexer) Lex() int { // Lex(lval *yySymType)
D [0-9]+ D [0-9]+
NC ([^\\\$\"\{]) NC ([^\\\$\"\{])
NCH [^a-zA-Z_\x7f-\xff]
ENSCAPED ([\\].) ENSCAPED ([\\].)
DOLLAR_E ([\$]{ENSCAPED}) DOLLAR ([\$]+{ENSCAPED})|([\$]+[^a-zA-Z_\x7f-\xff\$\"\{])
DOLLAR_N ([\$][^a-zA-Z_\x7f-\xff\\\$\"\{]) CURVE ([\{]+{ENSCAPED})|([\{]+[^\{\$\"])
CURVE_E ([\{]{ENSCAPED}) ALLOWED ({NC}|{ENSCAPED}|{DOLLAR}|{CURVE})
CURVE ([\{][^\$\"]) STR {ALLOWED}*
ALLOWED ({NC}|{ENSCAPED}|{DOLLAR_E}|{DOLLAR_N}|{CURVE_E}|{CURVE}) STR_END [\{\$]?[\"]
STR_END ([\{\$]?[\"])? VAR_NAME [a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*
STR {ALLOWED}+{ALLOWED}*
TPL {STR}{STR_END}
VAR [a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*
%% %%
c = l.Rule0() c = l.Rule0()
@ -120,18 +132,22 @@ VAR [a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*
<PHP>[ \t\n\r]+ fmt.Println("T_WHITESPACE") <PHP>[ \t\n\r]+ fmt.Println("T_WHITESPACE")
<PHP>\?\> fmt.Println("T_CLOSE_TAG");begin(INITIAL) <PHP>\?\> fmt.Println("T_CLOSE_TAG");begin(INITIAL)
<PHP>[\"]{STR}*[\{\$]?[\"] fmt.Printf("T_CONSTANT_ENCAPSED_STRING: %s\n", l.TokenBytes(nil)); <PHP>[\"]{STR}{STR_END} fmt.Printf("T_CONSTANT_ENCAPSED_STRING: %s\n", l.TokenBytes(nil));
<PHP>[\']([^\\\']*([\\][\'])*)*[\'] fmt.Printf("T_CONSTANT_ENCAPSED_STRING: %s\n", l.TokenBytes(nil)); <PHP>[\']([^\\\']*([\\][\'])*)*[\'] fmt.Printf("T_CONSTANT_ENCAPSED_STRING: %s\n", l.TokenBytes(nil));
<PHP>[\"] fmt.Println("\"");begin(STRING) <PHP>[\"] fmt.Println("\"");begin(STRING)
<PHP>. fmt.Printf("other: %q\n", l.TokenBytes(nil)) <PHP>. fmt.Printf("other: %q\n", l.TokenBytes(nil))
<STRING>\" fmt.Println("\""); begin(PHP) <STRING>\" fmt.Println("\""); begin(PHP)
<STRING>\{ fmt.Printf("T_CURLY_OPEN: %q\n", l.TokenBytes(nil)); <STRING>\{\$ fmt.Printf("T_CURLY_OPEN: %q\n", l.ungetN(1));
<STRING>\$\{ fmt.Printf("T_DOLLAR_OPEN_CURLY_BRACES: %q\n", l.TokenBytes(nil)) <STRING>\$\{ fmt.Printf("T_DOLLAR_OPEN_CURLY_BRACES: %q\n", l.TokenBytes(nil))
<STRING>\${VAR}? fmt.Printf("T_VARIABLE: %q\n", l.TokenBytes(nil)) <STRING>\$ fmt.Printf("T_VARIABLE: %q\n", l.TokenBytes(nil))
<STRING>{TPL} fmt.Printf("T_ENCAPSED_AND_WHITESPACE: %q\n", l.unget('"'));
<PHP>\${VAR} fmt.Println("T_VARIABLE") <STRING>{STR}{STR_END} fmt.Printf("T_ENCAPSED_AND_WHITESPACE1: %q\n", l.unget('"'));
<STRING>{STR}[\{]+[\$] fmt.Printf("T_ENCAPSED_AND_WHITESPACE2: %q\n", l.ungetN(2));
<STRING>{STR}[\$]+[\{] fmt.Printf("T_ENCAPSED_AND_WHITESPACE3: %q\n", l.ungetN(2));
<STRING>{STR}[^\{][\$]+[a-zA-Z_\x7f-\xff] fmt.Printf("T_ENCAPSED_AND_WHITESPACE4: %q\n", l.ungetN(2));
<PHP>\${VAR_NAME} fmt.Println("T_VARIABLE")
%% %%
if c, ok := l.Abort(); ok { return int(c) } if c, ok := l.Abort(); ok { return int(c) }