463b2cd130
- Rename TliConfig→FxtConfig, TliError→FxtError, TliResult→FxtResult - Migrate token storage path foxhunt-tli→foxhunt-fxt with auto-migration - Fix FileTokenStorage::Default panic (fallback to /tmp on missing HOME) - Update all doc comments, login prompt, config.toml.example, env vars - Update keyring service names foxhunt-tli-access→foxhunt-fxt-access - Add TOKEN_REFRESH_BUFFER_SECS named constant - Add clarifying comments for JWT dummy key and IBKR default client ID Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
88 lines
3.1 KiB
Rust
88 lines
3.1 KiB
Rust
//! Error types for FXT
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use thiserror::Error;
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/// Comprehensive error type for FXT operations
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///
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/// Represents all possible errors that can occur in the FXT client system,
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/// including network connectivity, configuration, validation, and protocol errors.
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#[derive(Error, Debug)]
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pub enum FxtError {
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/// Network connection or gRPC transport errors
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///
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/// Occurs when unable to establish or maintain connections to trading services,
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/// including network timeouts, DNS resolution failures, and connection drops.
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#[error("Connection error: {0}")]
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Connection(String),
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/// Configuration loading or validation errors
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///
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/// Occurs when configuration files are malformed, missing required fields,
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/// or contain invalid values that prevent proper system initialization.
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#[error("Configuration error: {0}")]
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Config(String),
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/// Dashboard rendering or UI component errors
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///
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/// Occurs when terminal UI components fail to render, update, or handle
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/// user input properly in the FXT dashboard interface.
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#[error("Dashboard error: {0}")]
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Dashboard(String),
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/// File system or general I/O operation errors
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///
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/// Covers file read/write failures, permission errors, and other
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/// input/output operations that fail at the system level.
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#[error("IO error: {0}")]
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Io(#[from] std::io::Error),
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/// gRPC protocol or service communication errors
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///
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/// Represents errors from gRPC calls including service unavailable,
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/// authentication failures, timeout errors, and malformed responses.
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#[error("gRPC error: {0}")]
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Grpc(#[from] tonic::Status),
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/// Invalid request parameters or data validation errors
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///
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/// Occurs when client requests contain invalid data such as negative
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/// quantities, malformed orders, or parameters that fail validation.
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#[error("Invalid request: {0}")]
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InvalidRequest(String),
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/// Resource not found errors
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///
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/// Occurs when requested resources such as orders, positions, or
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/// configurations cannot be located in the system.
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#[error("Not found: {0}")]
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NotFound(String),
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/// Buffer overflow or capacity limit errors
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///
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/// Occurs when internal buffers for events, metrics, or data streams
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/// reach capacity limits and cannot accept additional data.
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#[error("Buffer full: {0}")]
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BufferFull(String),
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/// Trading symbol validation errors
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///
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/// Occurs when trading symbols fail format validation, contain invalid
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/// characters, or exceed length limits for the trading system.
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#[error("Invalid symbol: {0}")]
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InvalidSymbol(String),
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/// Catch-all for unexpected or unclassified errors
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///
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/// Used for errors that don't fit into other categories or represent
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/// unexpected system states that require investigation.
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#[error("Other error: {0}")]
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Other(String),
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}
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/// Result type alias for FXT operations
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///
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/// Standard Result type using `FxtError` as the error variant.
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///
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/// Used throughout the FXT codebase for consistent error handling.
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pub type FxtResult<T> = Result<T, FxtError>;
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