Crate koto_parser

Contains the parser and AST format used by the Koto language

Structs

• Ast
  A Koto program represented as an Abstract Syntax Tree
• AstFor
  A for loop definition
• AstIf
  An if expression definition
• AstNode
  A Node in the Ast, along with its corresponding Span
• AstString
  A string definition
• AstTry
  A try expression definition
• ConstantPool
  A constant pool produced by the Parser for a Koto script
• Error
  An error that can be produced by the Parser
• Function
  A function definition
• ImportItem
  A node in an import item, see Node::Import
• MatchArm
  An arm in a match expression
• Parser
  Koto’s parser
• Position
  Represents a line/column position in a script
• RawStringDelimiter
  The delimiter used by a raw string
• Span
  A span is a range in the source code, represented by a start and end position
• StringFormatOptions
  The formatting options that are available for interpolated strings
• SwitchArm
  An arm in a switch expression

Enums

• AstBinaryOp
  An operation used in BinaryOp expressions
• AstUnaryOp
  An operation used in UnaryOp expressions
• Constant
  A constant provided by a ConstantPool
• IdOrString
  Either an Id or a String
• LookupNode
  A node in a lookup chain
• MapKey
  A map key definition
• MetaKeyId
  A meta key
• Node
  A parsed node that can be included in the AST.
• StringAlignment
  Alignment options for formatted strings
• StringContents
  The contents of an AstString
• StringNode
  A node in a string definition
• StringQuote
  The type of quotation mark used in string delimiters
• StringType
  The string types that the lexer can produce

Functions

• format_source_excerpt
  Renders the excerpt of the source corresponding to the given span

Type Aliases

• AstIndex
  The index type used by nodes in the Ast
• ConstantIndex
  The type used to refer to constants in the ConstantPool
• Result
  The result type used by the Parser