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ReadTool

aster::tools::file::read

Struct ReadTool 

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pub struct ReadTool { /* private fields */ }

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impl ReadTool

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pub fn new(read_history: SharedFileReadHistory) -> Self

Create a new ReadTool with shared history

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pub fn with_pdf_enabled(self, enabled: bool) -> Self

Enable PDF reading

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pub fn read_history(&self) -> &SharedFileReadHistory

Get the shared read history

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impl ReadTool

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pub async fn read_text( &self, path: &Path, range: Option<LineRange>, context: &ToolContext, ) -> Result<String, ToolError>

Read a text file with line numbers

Returns the file content with line numbers prefixed. Optionally reads only a specific line range.

Requirements: 4.1

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impl ReadTool

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pub async fn read_image( &self, path: &Path, context: &ToolContext, ) -> Result<String, ToolError>

Read an image file with enhanced analysis capabilities

Enhanced version inspired by Claude Agent SDK:

  • Provides detailed image metadata
  • Estimates token consumption
  • Supports intelligent image analysis
  • Returns structured information for AI processing

Requirements: 4.2

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pub fn is_image_file(path: &Path) -> bool

Check if a file is an image based on extension (uses media module)

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impl ReadTool

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pub async fn read_pdf( &self, path: &Path, context: &ToolContext, ) -> Result<String, ToolError>

Read a PDF file with enhanced processing capabilities

Enhanced version inspired by Claude Agent SDK:

  • Provides detailed PDF metadata
  • Supports document block processing for AI analysis
  • Returns structured information for multimodal AI processing
  • Includes content extraction hints

Note: PDF reading requires external dependencies and is disabled by default. When enabled, extracts text content from PDF files and prepares them for AI analysis with document blocks.

Requirements: 4.3

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pub fn is_pdf_file(path: &Path) -> bool

Check if a file is a PDF (uses media module)

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impl ReadTool

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pub async fn read_svg( &self, path: &Path, context: &ToolContext, ) -> Result<String, ToolError>

Read an SVG file with enhanced rendering capabilities

Enhanced version inspired by Claude Agent SDK:

  • Supports SVG content analysis
  • Provides rendering information
  • Includes vector graphics analysis capabilities
  • Returns structured information for AI processing

Requirements: 4.2 (extended)

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pub async fn read_notebook( &self, path: &Path, context: &ToolContext, ) -> Result<String, ToolError>

Read a Jupyter notebook file with enhanced analysis

Enhanced version inspired by Claude Agent SDK:

  • Extracts and formats code cells and markdown cells
  • Provides execution output analysis
  • Includes data visualization detection
  • Returns structured information for AI processing

Requirements: 4.4

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pub fn is_notebook_file(path: &Path) -> bool

Check if a file is a Jupyter notebook

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impl ReadTool

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pub async fn read_text_enhanced( &self, path: &Path, range: Option<LineRange>, context: &ToolContext, ) -> Result<String, ToolError>

Read a text file with enhanced analysis capabilities

Enhanced version inspired by Claude Agent SDK:

  • Provides intelligent content analysis
  • Detects programming languages and file types
  • Includes syntax highlighting hints
  • Returns structured information for AI processing

Requirements: 4.1

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pub fn is_text_file(path: &Path) -> bool

Check if a file is likely a text file based on extension (enhanced version)

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pub fn is_svg_file(path: &Path) -> bool

Check if a file is an SVG

Trait Implementations§

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impl Debug for ReadTool

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Tool for ReadTool

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fn name(&self) -> &str

Returns the unique name of the tool Read more
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fn description(&self) -> &str

Returns a human-readable description of the tool Read more
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fn input_schema(&self) -> Value

Returns the JSON Schema for the tool’s input parameters Read more
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fn execute<'life0, 'life1, 'async_trait>( &'life0 self, params: Value, context: &'life1 ToolContext, ) -> Pin<Box<dyn Future<Output = Result<ToolResult, ToolError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Execute the tool with the given parameters and context Read more
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fn check_permissions<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, params: &'life1 Value, context: &'life2 ToolContext, ) -> Pin<Box<dyn Future<Output = PermissionCheckResult> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

Check permissions before executing the tool Read more
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fn options(&self) -> ToolOptions

Get the tool’s configuration options Read more
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fn dynamic_description(&self) -> Option<String>

Returns a dynamically generated description of the tool Read more
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fn get_definition(&self) -> ToolDefinition

Get the tool definition for LLM consumption Read more

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