049ce7ddc6
PHP 8 Update
- nullsafe operator (?->)
- Remove (real) cast
- Named arguments
- Remove (unset) cast
- Remove {} access
- match expression
- Union types in type hints and static typehint
- Block catch without variable
- Trailing comma in parameter lists
- throw can be used as an expression
- Concatenation precedence
- Declaring properties in the constructor
- Attributes
- Names in the namespace are treated as a single token
- Trailing comma in closure use list
- Check that ::class on object works
- Deferencable changes and arbitrary expressions in new/instanceof
65 lines
1.6 KiB
Go
65 lines
1.6 KiB
Go
package parser
|
|
|
|
import (
|
|
"errors"
|
|
|
|
"github.com/z7zmey/php-parser/internal/php5"
|
|
"github.com/z7zmey/php-parser/internal/php7"
|
|
"github.com/z7zmey/php-parser/internal/php8"
|
|
"github.com/z7zmey/php-parser/internal/scanner"
|
|
"github.com/z7zmey/php-parser/pkg/ast"
|
|
"github.com/z7zmey/php-parser/pkg/conf"
|
|
"github.com/z7zmey/php-parser/pkg/version"
|
|
)
|
|
|
|
var (
|
|
// ErrVersionOutOfRange is returned if the version is not supported
|
|
ErrVersionOutOfRange = errors.New("the version is out of supported range")
|
|
|
|
php5RangeStart = &version.Version{Major: 5}
|
|
php5RangeEnd = &version.Version{Major: 5, Minor: 6}
|
|
|
|
php7RangeStart = &version.Version{Major: 7}
|
|
php7RangeEnd = &version.Version{Major: 7, Minor: 4}
|
|
|
|
php8RangeStart = &version.Version{Major: 8}
|
|
php8RangeEnd = &version.Version{Major: 8, Minor: 1}
|
|
)
|
|
|
|
// Parser interface
|
|
type Parser interface {
|
|
Parse() int
|
|
GetRootNode() ast.Vertex
|
|
}
|
|
|
|
func Parse(src []byte, config conf.Config) (ast.Vertex, error) {
|
|
var parser Parser
|
|
|
|
if config.Version == nil {
|
|
config.Version = php7RangeEnd
|
|
}
|
|
|
|
if config.Version.InRange(php5RangeStart, php5RangeEnd) {
|
|
lexer := scanner.NewLexer(src, config)
|
|
parser = php5.NewParser(lexer, config)
|
|
parser.Parse()
|
|
return parser.GetRootNode(), nil
|
|
}
|
|
|
|
if config.Version.InRange(php7RangeStart, php7RangeEnd) {
|
|
lexer := scanner.NewLexer(src, config)
|
|
parser = php7.NewParser(lexer, config)
|
|
parser.Parse()
|
|
return parser.GetRootNode(), nil
|
|
}
|
|
|
|
if config.Version.InRange(php8RangeStart, php8RangeEnd) {
|
|
lexer := php8.NewLexer(src, config)
|
|
parser = php8.NewParser(lexer, config)
|
|
parser.Parse()
|
|
return parser.GetRootNode(), nil
|
|
}
|
|
|
|
return nil, ErrVersionOutOfRange
|
|
}
|