1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2021-2022 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
//
//===----------------------------------------------------------------------===//
@_implementationOnly import _RegexParser
struct MEProgram {
typealias Input = String
typealias ConsumeFunction = (Input, Range<Input.Index>) -> Input.Index?
typealias TransformFunction =
(Input, Processor._StoredCapture) throws -> Any?
typealias MatcherFunction =
(Input, Input.Index, Range<Input.Index>) throws -> (Input.Index, Any)?
var instructions: InstructionList<Instruction>
var staticElements: [Input.Element]
var staticSequences: [[Input.Element]]
var staticBitsets: [DSLTree.CustomCharacterClass.AsciiBitset]
var staticConsumeFunctions: [ConsumeFunction]
var staticTransformFunctions: [TransformFunction]
var staticMatcherFunctions: [MatcherFunction]
var registerInfo: RegisterInfo
var enableTracing: Bool
var enableMetrics: Bool
let captureList: CaptureList
let referencedCaptureOffsets: [ReferenceID: Int]
var initialOptions: MatchingOptions
var canOnlyMatchAtStart: Bool
}
extension MEProgram: CustomStringConvertible {
var description: String {
var result = """
Elements: \(staticElements)
"""
if !staticConsumeFunctions.isEmpty {
result += "Consume functions: \(staticConsumeFunctions)"
}
// TODO: Extract into formatting code
for idx in instructions.indices {
let inst = instructions[idx]
result += "[\(idx.rawValue)] \(inst)"
if let ia = inst.instructionAddress {
result += " // \(instructions[ia])"
}
result += "\n"
}
return result
}
}
|
