func (p *Parser) parseInterface() *ast.Interface {
i := &ast.Interface{
Inherits: make([]string, 0),
}
p.expect(token.Identifier)
i.Name = p.current.val
if p.peek().typ == token.Extends {
p.expect(token.Extends)
for {
p.expect(token.Identifier)
i.Inherits = append(i.Inherits, p.current.val)
if p.peek().typ != token.Comma {
break
}
p.expect(token.Comma)
}
}
p.expect(token.BlockBegin)
for p.peek().typ != token.BlockEnd {
vis, _ := p.parseVisibility()
if p.peek().typ == token.Static {
p.next()
}
p.next()
switch p.current.typ {
case token.Function:
f := p.parseFunctionDefinition()
m := ast.Method{
Visibility: vis,
FunctionStmt: &ast.FunctionStmt{FunctionDefinition: f},
}
i.Methods = append(i.Methods, m)
p.expect(token.StatementEnd)
case token.Const:
constant := ast.Constant{}
p.expect(token.Identifier)
constant.Variable = ast.NewVariable(p.current.val)
if p.peek().typ == token.AssignmentOperator {
p.expect(token.AssignmentOperator)
constant.Value = p.parseNextExpression()
}
i.Constants = append(i.Constants, constant)
p.expect(token.StatementEnd)
default:
p.errorf("unexpected interface member %v", p.current)
}
}
p.expect(token.BlockEnd)
return i
}
func (p *Parser) parseClassFields(c ast.Class) ast.Class {
// Starting on BlockBegin
c.Methods = make([]ast.Method, 0)
c.Properties = make([]ast.Property, 0)
for p.peek().typ != token.BlockEnd {
vis, _, _, abstract := p.parseClassMemberSettings()
p.next()
switch p.current.typ {
case token.Function:
if abstract {
f := p.parseFunctionDefinition()
m := ast.Method{
Visibility: vis,
FunctionStmt: &ast.FunctionStmt{FunctionDefinition: f},
}
c.Methods = append(c.Methods, m)
p.expect(token.StatementEnd)
} else {
c.Methods = append(c.Methods, ast.Method{
Visibility: vis,
FunctionStmt: p.parseFunctionStmt(),
})
}
case token.Var:
p.expect(token.VariableOperator)
fallthrough
case token.VariableOperator:
for {
p.expect(token.Identifier)
prop := ast.Property{
Visibility: vis,
Name: "$" + p.current.val,
}
if p.peek().typ == token.AssignmentOperator {
p.expect(token.AssignmentOperator)
prop.Initialization = p.parseNextExpression()
}
c.Properties = append(c.Properties, prop)
if p.accept(token.StatementEnd) {
break
}
p.expect(token.Comma)
p.expect(token.VariableOperator)
}
case token.Const:
constant := ast.Constant{}
p.expect(token.Identifier)
constant.Variable = ast.NewVariable(p.current.val)
if p.peek().typ == token.AssignmentOperator {
p.expect(token.AssignmentOperator)
constant.Value = p.parseNextExpression()
}
c.Constants = append(c.Constants, constant)
p.expect(token.StatementEnd)
default:
p.errorf("unexpected class member %v", p.current)
return c
}
}
p.expect(token.BlockEnd)
return c
}