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| 1 | +/* |
| 2 | + This source file is part of the Swift.org open source project |
| 3 | + |
| 4 | + Copyright (c) 2018 Apple Inc. and the Swift project authors |
| 5 | + Licensed under Apache License v2.0 with Runtime Library Exception |
| 6 | + |
| 7 | + See http://swift.org/LICENSE.txt for license information |
| 8 | + See http://swift.org/CONTRIBUTORS.txt for Swift project authors |
| 9 | +*/ |
| 10 | + |
| 11 | +import Basic |
| 12 | +import Utility |
| 13 | +import SPMLLBuild |
| 14 | + |
| 15 | +/// Diagnostic error when a llbuild command encounters an error. |
| 16 | +struct LLBuildCommandErrorDiagnostic: DiagnosticData { |
| 17 | + static let id = DiagnosticID( |
| 18 | + type: LLBuildCommandErrorDiagnostic.self, |
| 19 | + name: "org.swift.diags.llbuild-command-error", |
| 20 | + defaultBehavior: .error, |
| 21 | + description: { $0 <<< { $0.message } } |
| 22 | + ) |
| 23 | + |
| 24 | + let message: String |
| 25 | +} |
| 26 | + |
| 27 | +/// Diagnostic warning when a llbuild command encounters a warning. |
| 28 | +struct LLBuildCommandWarningDiagnostic: DiagnosticData { |
| 29 | + static let id = DiagnosticID( |
| 30 | + type: LLBuildCommandWarningDiagnostic.self, |
| 31 | + name: "org.swift.diags.llbuild-command-warning", |
| 32 | + defaultBehavior: .warning, |
| 33 | + description: { $0 <<< { $0.message } } |
| 34 | + ) |
| 35 | + |
| 36 | + let message: String |
| 37 | +} |
| 38 | + |
| 39 | +/// Diagnostic note when a llbuild command encounters a warning. |
| 40 | +struct LLBuildCommandNoteDiagnostic: DiagnosticData { |
| 41 | + static let id = DiagnosticID( |
| 42 | + type: LLBuildCommandNoteDiagnostic.self, |
| 43 | + name: "org.swift.diags.llbuild-command-note", |
| 44 | + defaultBehavior: .note, |
| 45 | + description: { $0 <<< { $0.message } } |
| 46 | + ) |
| 47 | + |
| 48 | + let message: String |
| 49 | +} |
| 50 | + |
| 51 | +/// Diagnostic error when llbuild detects a cycle. |
| 52 | +struct LLBuildCycleErrorDiagnostic: DiagnosticData { |
| 53 | + static let id = DiagnosticID( |
| 54 | + type: LLBuildCycleErrorDiagnostic.self, |
| 55 | + name: "org.swift.diags.llbuild-cycle", |
| 56 | + defaultBehavior: .error, |
| 57 | + description: { |
| 58 | + $0 <<< "build cycle detected: " |
| 59 | + $0 <<< { $0.rules.map({ $0.key }).joined(separator: ", ") } |
| 60 | + } |
| 61 | + ) |
| 62 | + |
| 63 | + let rules: [BuildKey] |
| 64 | +} |
| 65 | + |
| 66 | +/// Diagnostic error from llbuild |
| 67 | +struct LLBuildErrorDiagnostic: DiagnosticData { |
| 68 | + static let id = DiagnosticID( |
| 69 | + type: LLBuildErrorDiagnostic.self, |
| 70 | + name: "org.swift.diags.llbuild-error", |
| 71 | + defaultBehavior: .error, |
| 72 | + description: { |
| 73 | + $0 <<< { $0.message } |
| 74 | + } |
| 75 | + ) |
| 76 | + |
| 77 | + let message: String |
| 78 | +} |
| 79 | + |
| 80 | +/// Diagnostic warning from llbuild |
| 81 | +struct LLBuildWarningDiagnostic: DiagnosticData { |
| 82 | + static let id = DiagnosticID( |
| 83 | + type: LLBuildWarningDiagnostic.self, |
| 84 | + name: "org.swift.diags.llbuild-warning", |
| 85 | + defaultBehavior: .warning, |
| 86 | + description: { |
| 87 | + $0 <<< { $0.message } |
| 88 | + } |
| 89 | + ) |
| 90 | + |
| 91 | + let message: String |
| 92 | +} |
| 93 | + |
| 94 | +/// Diagnostic note from llbuild |
| 95 | +struct LLBuildNoteDiagnostic: DiagnosticData { |
| 96 | + static let id = DiagnosticID( |
| 97 | + type: LLBuildNoteDiagnostic.self, |
| 98 | + name: "org.swift.diags.llbuild-note", |
| 99 | + defaultBehavior: .note, |
| 100 | + description: { |
| 101 | + $0 <<< { $0.message } |
| 102 | + } |
| 103 | + ) |
| 104 | + |
| 105 | + let message: String |
| 106 | +} |
| 107 | + |
| 108 | +/// Missing inptus from LLBuild |
| 109 | +struct LLBuildMissingInputs: DiagnosticData { |
| 110 | + static let id = DiagnosticID( |
| 111 | + type: LLBuildMissingInputs.self, |
| 112 | + name: "org.swift.diags.llbuild-missing-inputs", |
| 113 | + defaultBehavior: .error, |
| 114 | + description: { |
| 115 | + $0 <<< "couldn't build " |
| 116 | + $0 <<< { $0.output.key } |
| 117 | + $0 <<< " because of missing inputs: " |
| 118 | + $0 <<< { $0.inputs.map({ $0.key }).joined(separator: ", ") } |
| 119 | + } |
| 120 | + ) |
| 121 | + |
| 122 | + let output: BuildKey |
| 123 | + let inputs: [BuildKey] |
| 124 | +} |
| 125 | + |
| 126 | +/// Multiple producers from LLBuild |
| 127 | +struct LLBuildMultipleProducers: DiagnosticData { |
| 128 | + static let id = DiagnosticID( |
| 129 | + type: LLBuildMultipleProducers.self, |
| 130 | + name: "org.swift.diags.llbuild-multiple-producers", |
| 131 | + defaultBehavior: .error, |
| 132 | + description: { |
| 133 | + $0 <<< "couldn't build " |
| 134 | + $0 <<< { $0.output.key } |
| 135 | + $0 <<< " because of multiple producers: " |
| 136 | + $0 <<< { $0.commands.map({ $0.description }).joined(separator: ", ") } |
| 137 | + } |
| 138 | + ) |
| 139 | + |
| 140 | + let output: BuildKey |
| 141 | + let commands: [SPMLLBuild.Command] |
| 142 | +} |
| 143 | + |
| 144 | +/// Command error from LLBuild |
| 145 | +struct LLBuildCommandError: DiagnosticData { |
| 146 | + static let id = DiagnosticID( |
| 147 | + type: LLBuildCommandError.self, |
| 148 | + name: "org.swift.diags.llbuild-command-error", |
| 149 | + defaultBehavior: .error, |
| 150 | + description: { |
| 151 | + $0 <<< "command " |
| 152 | + $0 <<< { $0.command.description } |
| 153 | + $0 <<< " failed: " |
| 154 | + $0 <<< { $0.message } |
| 155 | + } |
| 156 | + ) |
| 157 | + |
| 158 | + let command: SPMLLBuild.Command |
| 159 | + let message: String |
| 160 | +} |
| 161 | + |
| 162 | +extension SPMLLBuild.Diagnostic: DiagnosticDataConvertible { |
| 163 | + public var diagnosticData: DiagnosticData { |
| 164 | + switch kind { |
| 165 | + case .error: return LLBuildErrorDiagnostic(message: message) |
| 166 | + case .warning: return LLBuildWarningDiagnostic(message: message) |
| 167 | + case .note: return LLBuildNoteDiagnostic(message: message) |
| 168 | + } |
| 169 | + } |
| 170 | +} |
| 171 | + |
| 172 | +private let newLineByte: UInt8 = 10 |
| 173 | +public final class BuildDelegate: BuildSystemDelegate { |
| 174 | + private let diagnostics: DiagnosticsEngine |
| 175 | + public var outputStream: OutputByteStream |
| 176 | + public var onCommmandFailure: (() -> Void)? |
| 177 | + |
| 178 | + public init(diagnostics: DiagnosticsEngine, outputStream: OutputByteStream = stdoutStream) { |
| 179 | + self.diagnostics = diagnostics |
| 180 | + self.outputStream = outputStream |
| 181 | + } |
| 182 | + |
| 183 | + public var fs: SPMLLBuild.FileSystem? { |
| 184 | + return nil |
| 185 | + } |
| 186 | + |
| 187 | + public func lookupTool(_ name: String) -> Tool? { |
| 188 | + return nil |
| 189 | + } |
| 190 | + |
| 191 | + public func hadCommandFailure() { |
| 192 | + onCommmandFailure?() |
| 193 | + } |
| 194 | + |
| 195 | + public func handleDiagnostic(_ diagnostic: SPMLLBuild.Diagnostic) { |
| 196 | + diagnostics.emit(diagnostic) |
| 197 | + } |
| 198 | + |
| 199 | + public func commandStatusChanged(_ command: SPMLLBuild.Command, kind: CommandStatusKind) { |
| 200 | + } |
| 201 | + |
| 202 | + public func commandPreparing(_ command: SPMLLBuild.Command) { |
| 203 | + } |
| 204 | + |
| 205 | + public func commandStarted(_ command: SPMLLBuild.Command) { |
| 206 | + guard command.shouldShowStatus else { return } |
| 207 | + outputStream <<< (command.description + "\n") |
| 208 | + outputStream.flush() |
| 209 | + } |
| 210 | + |
| 211 | + public func shouldCommandStart(_ command: SPMLLBuild.Command) -> Bool { |
| 212 | + return true |
| 213 | + } |
| 214 | + |
| 215 | + public func commandFinished(_ command: SPMLLBuild.Command, result: CommandResult) { |
| 216 | + } |
| 217 | + |
| 218 | + public func commandHadError(_ command: SPMLLBuild.Command, message: String) { |
| 219 | + diagnostics.emit(data: LLBuildCommandErrorDiagnostic(message: message)) |
| 220 | + } |
| 221 | + |
| 222 | + public func commandHadNote(_ command: SPMLLBuild.Command, message: String) { |
| 223 | + diagnostics.emit(data: LLBuildCommandNoteDiagnostic(message: message)) |
| 224 | + } |
| 225 | + |
| 226 | + public func commandHadWarning(_ command: SPMLLBuild.Command, message: String) { |
| 227 | + diagnostics.emit(data: LLBuildCommandWarningDiagnostic(message: message)) |
| 228 | + } |
| 229 | + |
| 230 | + public func commandCannotBuildOutputDueToMissingInputs( |
| 231 | + _ command: SPMLLBuild.Command, |
| 232 | + output: BuildKey, |
| 233 | + inputs: [BuildKey] |
| 234 | + ) { |
| 235 | + diagnostics.emit(data: LLBuildMissingInputs(output: output, inputs: inputs)) |
| 236 | + } |
| 237 | + |
| 238 | + public func cannotBuildNodeDueToMultipleProducers(output: BuildKey, commands: [SPMLLBuild.Command]) { |
| 239 | + diagnostics.emit(data: LLBuildMultipleProducers(output: output, commands: commands)) |
| 240 | + } |
| 241 | + |
| 242 | + public func commandProcessStarted(_ command: SPMLLBuild.Command, process: ProcessHandle) { |
| 243 | + } |
| 244 | + |
| 245 | + public func commandProcessHadError(_ command: SPMLLBuild.Command, process: ProcessHandle, message: String) { |
| 246 | + diagnostics.emit(data: LLBuildCommandError(command: command, message: message)) |
| 247 | + } |
| 248 | + |
| 249 | + public func commandProcessHadOutput(_ command: SPMLLBuild.Command, process: ProcessHandle, data: [UInt8]) { |
| 250 | + outputStream <<< (data + [newLineByte]) |
| 251 | + outputStream.flush() |
| 252 | + } |
| 253 | + |
| 254 | + public func commandProcessFinished( |
| 255 | + _ command: SPMLLBuild.Command, |
| 256 | + process: ProcessHandle, |
| 257 | + result: CommandExtendedResult |
| 258 | + ) { |
| 259 | + } |
| 260 | + |
| 261 | + public func cycleDetected(rules: [BuildKey]) { |
| 262 | + diagnostics.emit(data: LLBuildCycleErrorDiagnostic(rules: rules)) |
| 263 | + } |
| 264 | + |
| 265 | + public func shouldResolveCycle(rules: [BuildKey], candidate: BuildKey, action: CycleAction) -> Bool { |
| 266 | + return false |
| 267 | + } |
| 268 | +} |
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