recipe

package

v0.0.0-...-67abcb5 Latest Latest Go to latest Published: Mar 7, 2023 License: MIT Imports: 13 Imported by: 0

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Repository

github.com/dstockto/csv-chef

Links

Open Source Insights

Documentation ¶

Index ¶

Variables
func Add(x string, y string) (string, error)
func Age(dob string) (string, error)
func Author() string
func Change(from string, to string, input string) (string, error)
func ChangeI(from string, to string, input string) (string, error)
func Divide(x string, y string) (string, error)
func FirstChars(count string, input string) (string, error)
func FormatDate(format string, normalDate string) (string, error)
func FormatDateF(format string, normalDate string) (string, error)
func IfEmpty(emptyVal string, notEmptyVal string, input string) (string, error)
func IsFuture(future string, past string, date string) (string, error)
func IsPast(past string, future string, date string) (string, error)
func LastChars(count string, input string) (string, error)
func Lowercase(s string) string
func MassProcess(incoming []string, processor Processor) (out []string)
func Modulus(x string, y string) (string, error)
func Multiply(x string, y string) (string, error)
func NoDigits(s string) string
func NowTime(now func() time.Time) (string, error)
func NumberFormat(digits string, input string) (string, error)
func OnlyDigits(input string) (string, error)
func Power(number string, power string) (string, error)
func ReadDate(format string, input string) (string, error)
func ReadDateF(format string, input string) (string, error)
func RemoveDigits(input string) (string, error)
func Repeat(count string, input string) (string, error)
func ReplaceString(search string, replace string, input string) (string, error)
func SmartDate(date string) (string, error)
func Subtract(x string, y string) (string, error)
func Today(now func() time.Time) (string, error)
func Trim(input string) (string, error)
func Uppercase(s string) string
func Version() string
type Argument
- func (a *Argument) GetValue(context LineContext, placeholder string) (string, error)
type DataType
- func (i DataType) String() string
type JoinMode
- func (i JoinMode) String() string
type LineContext
type Operation
type Output
- func (o *Output) GetValue(ctx LineContext) (string, error)
type Parser
- func NewParser(r io.Reader) *Parser
type Processor
- func JoinFunc(p string) Processor
type Recipe
type Scanner
- func NewScanner(r io.Reader) *Scanner
- func (s *Scanner) Scan() (tok Token, lit string)
type Token
- func (i Token) String() string
type Transformation
- func NewTransformation() *Transformation
- func Parse(source io.Reader) (*Transformation, error)
- func (t *Transformation) AddOperationByType(targetType DataType, target string, operation Operation)
- func (t *Transformation) AddOperationToColumn(column string, operation Operation)
- func (t *Transformation) AddOperationToHeader(header string, operation Operation)
- func (t *Transformation) AddOperationToVariable(variable string, operation Operation)
- func (t *Transformation) AddOutputToColumn(column string) error
- func (t *Transformation) AddOutputToHeader(header string) error
- func (t *Transformation) AddOutputToVariable(variable string) error
- func (t *Transformation) Dump(w io.Writer)
- func (t *Transformation) Execute(reader *csv.Reader, writer *csv.Writer, processHeader bool, lineLimit int, ...) (*TransformationResult, error)
- func (t *Transformation) ValidateRecipe() error
type TransformationResult

Constants ¶

This section is empty.

Variables ¶

View Source

var Now = time.Now

Functions ¶

func Add ¶

func Add(x string, y string) (string, error)

func Age ¶

func Age(dob string) (string, error)

func Author ¶

func Author() string

func Change ¶

func Change(from string, to string, input string) (string, error)

func ChangeI ¶

func ChangeI(from string, to string, input string) (string, error)

func Divide ¶

func Divide(x string, y string) (string, error)

func FirstChars ¶

func FirstChars(count string, input string) (string, error)

func FormatDate ¶

func FormatDate(format string, normalDate string) (string, error)

func FormatDateF ¶

func FormatDateF(format string, normalDate string) (string, error)

func IfEmpty ¶

func IfEmpty(emptyVal string, notEmptyVal string, input string) (string, error)

func IsFuture ¶

func IsFuture(future string, past string, date string) (string, error)

func IsPast ¶

func IsPast(past string, future string, date string) (string, error)

func LastChars ¶

func LastChars(count string, input string) (string, error)

func Lowercase ¶

func Lowercase(s string) string

func MassProcess ¶

func MassProcess(incoming []string, processor Processor) (out []string)

func Modulus ¶

func Modulus(x string, y string) (string, error)

func Multiply ¶

func Multiply(x string, y string) (string, error)

func NoDigits ¶

func NoDigits(s string) string

func NowTime ¶

func NowTime(now func() time.Time) (string, error)

func NumberFormat ¶

func NumberFormat(digits string, input string) (string, error)

func OnlyDigits ¶

func OnlyDigits(input string) (string, error)

func Power ¶

func Power(number string, power string) (string, error)

func ReadDate ¶

func ReadDate(format string, input string) (string, error)

func ReadDateF ¶

func ReadDateF(format string, input string) (string, error)

func RemoveDigits ¶

func RemoveDigits(input string) (string, error)

func Repeat ¶

func Repeat(count string, input string) (string, error)

func ReplaceString ¶

func ReplaceString(search string, replace string, input string) (string, error)

func SmartDate ¶

func SmartDate(date string) (string, error)

func Subtract ¶

func Subtract(x string, y string) (string, error)

func Today ¶

func Today(now func() time.Time) (string, error)

func Trim ¶

func Trim(input string) (string, error)

func Uppercase ¶

func Uppercase(s string) string

func Version ¶

func Version() string

Types ¶

type Argument ¶

type Argument struct {
	Type  DataType
	Value string
}

func (*Argument) GetValue ¶

func (a *Argument) GetValue(context LineContext, placeholder string) (string, error)

type DataType ¶

type DataType int

const (
	Column DataType = iota
	Variable
	Literal
	Placeholder
	Header
)

func (DataType) String ¶

func (i DataType) String() string

type JoinMode ¶

type JoinMode int

const (
	Replace JoinMode = iota
	Join
)

func (JoinMode) String ¶

func (i JoinMode) String() string

type LineContext ¶

type LineContext struct {
	Variables map[string]string
	Columns   map[int]string
	LineNo    int
}

type Operation ¶

type Operation struct {
	Name      string
	Arguments []Argument
}

type Output ¶

type Output struct {
	Type  DataType
	Value string
}

func (*Output) GetValue ¶

func (o *Output) GetValue(ctx LineContext) (string, error)

type Parser ¶

type Parser struct {
	// contains filtered or unexported fields
}

func NewParser ¶

func NewParser(r io.Reader) *Parser

NewParser returns a new instance of Parser.

type Processor ¶

type Processor func(string) string

func JoinFunc ¶

func JoinFunc(p string) Processor

type Recipe ¶

type Recipe struct {
	Output  Output
	Pipe    []Operation
	Comment string
}

type Scanner ¶

type Scanner struct {
	// contains filtered or unexported fields
}

func NewScanner ¶

func NewScanner(r io.Reader) *Scanner

func (*Scanner) Scan ¶

func (s *Scanner) Scan() (tok Token, lit string)

Scan returns the next token and literal value

type Token ¶

type Token int

const (
	ILLEGAL     Token = iota
	EOF               //1 - end of file
	WS                //2 - space, tab, newline
	NEWLINE           //3 - \n (probably not needed)
	COLUMN_ID         //4 - digits
	ASSIGNMENT        //5 - <-
	PIPE              //6 - ->
	COMMENT           //7 - # ...
	PLACEHOLDER       //8 - ?
	PLUS              //9 - +
	LITERAL           //10 - "quoted"
	VARIABLE          //11 - starts w/ $
	FUNCTION          //12 - letters
	OPEN_PAREN        //13 - (
	CLOSE_PAREN       //14 - )
	COMMA             //15 - ,
	HEADER            //16 - !<digits>
)

func (Token) String ¶

func (i Token) String() string

type Transformation ¶

type Transformation struct {
	Variables     map[string]Recipe
	Columns       map[int]Recipe
	Headers       map[int]Recipe
	VariableOrder []string
}

func NewTransformation ¶

func NewTransformation() *Transformation

func Parse ¶

func Parse(source io.Reader) (*Transformation, error)

func (*Transformation) AddOperationByType ¶

func (t *Transformation) AddOperationByType(targetType DataType, target string, operation Operation)

func (*Transformation) AddOperationToColumn ¶

func (t *Transformation) AddOperationToColumn(column string, operation Operation)

func (*Transformation) AddOperationToHeader ¶

func (t *Transformation) AddOperationToHeader(header string, operation Operation)

func (*Transformation) AddOperationToVariable ¶

func (t *Transformation) AddOperationToVariable(variable string, operation Operation)

func (*Transformation) AddOutputToColumn ¶

func (t *Transformation) AddOutputToColumn(column string) error

func (*Transformation) AddOutputToHeader ¶

func (t *Transformation) AddOutputToHeader(header string) error

func (*Transformation) AddOutputToVariable ¶

func (t *Transformation) AddOutputToVariable(variable string) error

func (*Transformation) Dump ¶

func (t *Transformation) Dump(w io.Writer)

func (*Transformation) Execute ¶

func (t *Transformation) Execute(reader *csv.Reader, writer *csv.Writer, processHeader bool, lineLimit int, parseErrIsErr bool) (*TransformationResult, error)

func (*Transformation) ValidateRecipe ¶

func (t *Transformation) ValidateRecipe() error

type TransformationResult ¶

type TransformationResult struct {
	HeaderLines int
	Lines       int
}

Source Files ¶

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