debug

Documentation

Overview

Package debug provides tools to print a parsed expression graph and adorn each expression element with additional metadata.

Index

• func ToAdornedDebugString(e *exprpb.Expr, adorner Adorner) string
• func ToDebugString(e *exprpb.Expr) string
• type Adorner
• type Writer

Functions

func ToAdornedDebugString

func ToAdornedDebugString(e *exprpb.Expr, adorner Adorner) string

ToAdornedDebugString gives the adorned string representation of the Expr.

func ToDebugString

func ToDebugString(e *exprpb.Expr) string

ToDebugString gives the unadorned string representation of the Expr.

Types

type Adorner

type Adorner interface {
	// GetMetadata for the input context.
	GetMetadata(ctx interface{}) string
}

Adorner returns debug metadata that will be tacked on to the string representation of an expression.

type Writer

type Writer interface {
	fmt.Stringer

	// Buffer pushes an expression into an internal queue of expressions to
	// write to a string.
	Buffer(e *exprpb.Expr)
}

Writer manages writing expressions to an internal string.