Will Hawkins
68ee5b1067
Add helper functions to fetch globally instantiated/declared parser/controls (etc) and types in a user's P4 program. Signed-off-by: Will Hawkins <hawkinsw@obs.cr>
51 lines
1.3 KiB
Swift
51 lines
1.3 KiB
Swift
// p4rse, Copyright 2026, Will Hawkins
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//
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// This file is part of p4rse.
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//
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// This file is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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import Common
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import Foundation
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import Runtime
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import SwiftTreeSitter
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import Testing
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import TreeSitter
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import TreeSitterP4
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import P4Lang
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import P4Compiler
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let p4_program_with_control_decl = """
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control simple() {
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action a() {
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}
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table t {
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key = {
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true: exact;
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}
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}
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};
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"""
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// snippet.include
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let flter = { (tipe: P4Type) -> Bool in
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switch tipe {
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case let c as Control: c.name == "simple"
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default: false
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}
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}
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if case .Ok(let program) = Program.Compile(p4_program_with_control_decl) {
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print(program.InstancesWithTypes(flter))
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}
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