parser

Documentation

Overview

Package parser is a recursive-descent parser turning TDL source into an ast.File. It reports every syntax error in one pass.

Index

• func Parse(filename string, r io.Reader) (*ast.File, error)
• type Error
  • func (e *Error) Error() string
• type ErrorList
  • func (el ErrorList) Error() string

Functions

func Parse

func Parse(filename string, r io.Reader) (*ast.File, error)

Parse parses one TDL source file. On failure it returns a nil file and an ErrorList.

Types

type Error

type Error struct {
	Pos lex.Position
	Msg string
}

Error is a single parse error at a source position.

func (*Error) Error

func (e *Error) Error() string

type ErrorList

type ErrorList []*Error

ErrorList is the non-empty list of errors Parse returns on failure.

func (ErrorList) Error

func (el ErrorList) Error() string