result

package
v0.98.0 Latest Latest
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 Go to latest Published: Jul 21, 2026 License: GPL-3.0 Imports: 3 Imported by: 0

Documentation

Overview

Package result provides a discriminated Result type for expected failures in the agent stack.

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func CodeOf 

func CodeOf(err error) string

CodeOf returns the stable code for a typed agent error, or empty string.

func FileResultOrSessionError 

func FileResultOrSessionError[T any](r Result[T, FileError], message string) (T, error)

FileResultOrSessionError adapts a filesystem Result to a SessionError at storage boundaries.

func GetOrError 

func GetOrError[T any, E error](r Result[T, E]) (T, error)

GetOrError returns the success value or the failure as a standard Go error. Intended for adapter boundaries such as Harness and Session public APIs.

func IsCode 

func IsCode(err error, code string) bool

IsCode reports whether err is a CodedError with the given code.

func IsContextOverflowErr added in v0.95.0 

func IsContextOverflowErr(err error) bool

IsContextOverflowErr reports whether an LLM error indicates context window overflow.

func IsNonOverflowText added in v0.95.0 

func IsNonOverflowText(text string) bool

IsNonOverflowText reports whether text matches known non-overflow provider errors.

func MatchesOverflowText added in v0.95.0 

func MatchesOverflowText(text string) bool

MatchesOverflowText reports whether text looks like a context overflow message.

func ToHarnessError 

func ToHarnessError(subsystem, message string, cause error) error

ToHarnessError wraps a subsystem failure as a HarnessError for public harness APIs.

func WrapOverflowError added in v0.95.0 

func WrapOverflowError(err error) error

WrapOverflowError wraps an underlying error as a typed OverflowError when overflow is detected.

Types

type BranchSummaryError 

type BranchSummaryError struct {
	Message string
	Cause   error
	// contains filtered or unexported fields
}

BranchSummaryError describes expected branch summarization failures.

func NewBranchSummaryError 

func NewBranchSummaryError(code, message string, cause error) BranchSummaryError

NewBranchSummaryError builds a BranchSummaryError with the given code and message.

func (BranchSummaryError) Code 

func (e BranchSummaryError) Code() string

Code returns the stable error code.

func (BranchSummaryError) Error 

func (e BranchSummaryError) Error() string

func (BranchSummaryError) Unwrap 

func (e BranchSummaryError) Unwrap() error

type CodedError 

type CodedError interface {
	error
	Code() string
}

CodedError is implemented by typed agent errors with stable code strings.

type CompactionError 

type CompactionError struct {
	Message string
	Cause   error
	// contains filtered or unexported fields
}

CompactionError describes expected context compaction failures.

func NewCompactionError 

func NewCompactionError(code, message string, cause error) CompactionError

NewCompactionError builds a CompactionError with the given code and message.

func (CompactionError) Code 

func (e CompactionError) Code() string

Code returns the stable error code.

func (CompactionError) Error 

func (e CompactionError) Error() string

func (CompactionError) Unwrap 

func (e CompactionError) Unwrap() error

type ExecutionError 

type ExecutionError struct {
	Message string
	Cause   error
	// contains filtered or unexported fields
}

ExecutionError describes expected shell/process failures.

func NewExecutionError 

func NewExecutionError(code, message string, cause error) ExecutionError

NewExecutionError builds an ExecutionError with the given code and message.

func (ExecutionError) Code 

func (e ExecutionError) Code() string

Code returns the stable error code.

func (ExecutionError) Error 

func (e ExecutionError) Error() string

func (ExecutionError) Unwrap 

func (e ExecutionError) Unwrap() error

type FileError 

type FileError struct {
	Message string
	Cause   error
	// contains filtered or unexported fields
}

FileError describes expected filesystem failures.

func NewFileError 

func NewFileError(code, message string, cause error) FileError

NewFileError builds a FileError with the given code and message.

func (FileError) Code 

func (e FileError) Code() string

Code returns the stable error code.

func (FileError) Error 

func (e FileError) Error() string

func (FileError) Unwrap 

func (e FileError) Unwrap() error

type HarnessError 

type HarnessError struct {
	Message string
	Cause   error
	// contains filtered or unexported fields
}

HarnessError normalizes subsystem failures at the harness public API boundary.

func NewHarnessError 

func NewHarnessError(code, message string, cause error) HarnessError

NewHarnessError builds a HarnessError with the given code and message.

func (HarnessError) Code 

func (e HarnessError) Code() string

Code returns the stable error code.

func (HarnessError) Error 

func (e HarnessError) Error() string

func (HarnessError) Unwrap 

func (e HarnessError) Unwrap() error

type OverflowError 

type OverflowError struct {
	Message string
	Cause   error
}

OverflowError indicates the model context window was exceeded.

func NewOverflowError 

func NewOverflowError(message string, cause error) OverflowError

NewOverflowError builds an OverflowError wrapping an underlying cause.

func (OverflowError) Code 

func (OverflowError) Code() string

Code returns the stable error code.

func (OverflowError) Error 

func (e OverflowError) Error() string

func (OverflowError) Unwrap 

func (e OverflowError) Unwrap() error

type ParseError 

type ParseError struct {
	Message string
	Cause   error
	// contains filtered or unexported fields
}

ParseError describes JSONL or message payload parse failures.

func NewParseError 

func NewParseError(code, message string, cause error) ParseError

NewParseError builds a ParseError with the given code and message.

func (ParseError) Code 

func (e ParseError) Code() string

Code returns the stable error code.

func (ParseError) Error 

func (e ParseError) Error() string

func (ParseError) Unwrap 

func (e ParseError) Unwrap() error

type Result 

type Result[T any, E error] struct {
	// contains filtered or unexported fields
}

Result is the outcome of a fallible operation. Expected failures use IsOk() == false instead of panics or untyped errors at low-level boundaries.

func Err 

func Err[T any, E error](err E) Result[T, E]

Err constructs a failed Result.

func Ok 

func Ok[T any, E error](value T) Result[T, E]

Ok constructs a successful Result.

func (Result[T, E]) ErrorValue 

func (r Result[T, E]) ErrorValue() E

ErrorValue returns the typed failure. Callers must check IsOk first.

func (Result[T, E]) IsOk 

func (r Result[T, E]) IsOk() bool

IsOk reports whether the operation succeeded.

func (Result[T, E]) Value 

func (r Result[T, E]) Value() T

Value returns the success value. Callers must check IsOk first.

func (Result[T, E]) ValueOrZero 

func (r Result[T, E]) ValueOrZero() (T, E, bool)

ValueOrZero returns the value, typed error, and success flag for explicit branching.

type SessionError 

type SessionError struct {
	Message string
	Cause   error
	// contains filtered or unexported fields
}

SessionError describes expected session persistence failures.

func NewSessionError 

func NewSessionError(code, message string, cause error) SessionError

NewSessionError builds a SessionError with the given code and message.

func (SessionError) Code 

func (e SessionError) Code() string

Code returns the stable error code.

func (SessionError) Error 

func (e SessionError) Error() string

func (SessionError) Unwrap 

func (e SessionError) Unwrap() error

Source Files

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