60 lines
1.5 KiB
Go
60 lines
1.5 KiB
Go
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package ast
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// UnaryOperator is type of unary operator
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type UnaryOperator struct {
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Addr Address
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Pos Position
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Type string
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Type2 string
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IsLvalue bool
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IsPrefix bool
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Operator string
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ChildNodes []Node
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}
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func parseUnaryOperator(line string) *UnaryOperator {
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groups := groupsFromRegex(
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`<(?P<position>.*)>
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'(?P<type>.*?)'(:'(?P<type2>.*)')?
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(?P<lvalue> lvalue)?
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(?P<prefix> prefix)?
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(?P<postfix> postfix)?
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'(?P<operator>.*?)'`,
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line,
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)
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return &UnaryOperator{
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Addr: ParseAddress(groups["address"]),
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Pos: NewPositionFromString(groups["position"]),
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Type: groups["type"],
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Type2: groups["type2"],
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IsLvalue: len(groups["lvalue"]) > 0,
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IsPrefix: len(groups["prefix"]) > 0,
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Operator: groups["operator"],
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ChildNodes: []Node{},
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}
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}
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// AddChild adds a new child node. Child nodes can then be accessed with the
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// Children attribute.
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func (n *UnaryOperator) AddChild(node Node) {
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n.ChildNodes = append(n.ChildNodes, node)
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}
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// Address returns the numeric address of the node. See the documentation for
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// the Address type for more information.
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func (n *UnaryOperator) Address() Address {
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return n.Addr
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}
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// Children returns the child nodes. If this node does not have any children or
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// this node does not support children it will always return an empty slice.
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func (n *UnaryOperator) Children() []Node {
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return n.ChildNodes
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}
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// Position returns the position in the original source code.
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func (n *UnaryOperator) Position() Position {
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return n.Pos
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}
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