Will Hawkins
127 lines
3.0 KiB
Swift
127 lines
3.0 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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public struct Error: Errorable, Equatable, CustomStringConvertible {
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public func format() -> String {
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return self.description
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}
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public func msg() -> String {
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return self._msg
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}
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public func append(error: any Errorable) -> any Errorable {
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return Errors(self, error)
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}
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let _msg: String
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public init(withMessage msg: String) {
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self._msg = msg
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}
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public var description: String {
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return self._msg
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}
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}
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public struct ErrorWithLocation: Errorable, Equatable, CustomStringConvertible {
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let startFormat: String = "\u{1B}[31;1;4m"
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let endFormat: String = "\u{1B}[0m"
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public func format() -> String {
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return startFormat + "\(self.location)" + endFormat + ": \(self._msg)"
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}
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public func msg() -> String {
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return self.description
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}
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public func append(error: any Errorable) -> any Errorable {
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return Errors(self, error)
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}
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let _msg: String
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let location: SourceLocation
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public init(sourceLocation location: SourceLocation, withError msg: String) {
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self._msg = msg
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self.location = location
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}
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public var description: String {
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return "\(self.location): \(self._msg)"
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}
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}
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public struct Errors: Errorable, CustomStringConvertible {
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public func format() -> String {
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return self.description
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}
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public func msg() -> String {
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return self.description
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}
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public func append(error: any Errorable) -> any Errorable {
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return Errors(self.errors + [error])
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}
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public var description: String {
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return self.errors.map { error in
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return error.msg()
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}.joined(separator: ";")
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}
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public let errors: [any Errorable]
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init(_ errors: [any Errorable]) {
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self.errors = errors
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}
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public init(_ e1: any Errorable, _ e2: any Errorable) {
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self.errors = [e1, e2]
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}
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}
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public struct ErrorWithLabel: Errorable {
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let label: String
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let error: any Errorable
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public init(_ label: String, _ error: any Errorable) {
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self.label = label
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self.error = error
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}
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public func format() -> String {
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return self.description
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}
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public func msg() -> String {
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return self.description
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}
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public func append(error: any Errorable) -> any Errorable {
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return Errors(self, error)
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}
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public var description: String {
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return "\(self.label): \(self.error.msg())"
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}
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}
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