Greg
d8552bcf9d
config directives. Do not panic on failed regexp in AST parsing,
instead return &ast.Unknown{} for further debugging. Add debutast:
directive to print context when AST nodes are not recognized.
68 lines
1.7 KiB
Go
68 lines
1.7 KiB
Go
package ast
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import (
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"git.wow.st/gmp/nswrap/util"
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)
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// FormatAttr is a type of attribute that is optionally attached to a variable
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// or struct field definition.
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type FormatAttr struct {
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Addr Address
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Pos Position
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Implicit bool
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Inherited bool
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FunctionName string
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Unknown1 int
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Unknown2 int
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ChildNodes []Node
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}
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func parseFormatAttr(line string) Node {
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groups := groupsFromRegex(
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`<(?P<position>.*)>
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(?P<implicit> Implicit)?
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(?P<inherited> Inherited)?
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(?P<function>\w+)
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(?P<unknown1>\d+)
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(?P<unknown2>\d+)`,
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line,
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)
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if groups == nil {
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return &Unknown{}
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}
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return &FormatAttr{
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Addr: ParseAddress(groups["address"]),
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Pos: NewPositionFromString(groups["position"]),
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Implicit: len(groups["implicit"]) > 0,
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Inherited: len(groups["inherited"]) > 0,
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FunctionName: groups["function"],
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Unknown1: util.Atoi(groups["unknown1"]),
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Unknown2: util.Atoi(groups["unknown2"]),
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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 *FormatAttr) 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 *FormatAttr) 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 *FormatAttr) 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 *FormatAttr) Position() Position {
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return n.Pos
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}
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