grep

package

v1.0.5 Latest Latest Go to latest Published: Mar 29, 2024 License: GPL-3.0 Imports: 6 Imported by: 0

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Repository

github.com/ErdemOzgen/blackdagger

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Documentation ¶

Index ¶

Variables
type Match
- func Grep(dat []byte, pattern string, opts *Options) ([]*Match, error)
type Matcher
type Options

Constants ¶

This section is empty.

Variables ¶

View Source

var (
	// ErrNoMatch is returned when no match is found.
	ErrNoMatch = errors.New("no matched")
	// ErrEmptyPattern is returned when pattern is empty.
	ErrEmptyPattern = errors.New("empty pattern")
)

Functions ¶

This section is empty.

Types ¶

type Match ¶

type Match struct {
	Line       string
	LineNumber int
	StartLine  int
}

Match contains matched line number and line content.

func Grep ¶

func Grep(dat []byte, pattern string, opts *Options) ([]*Match, error)

Grep read file and return matched lines. If opts is nil, default options will be used.

type Matcher ¶

type Matcher interface {
	// Match returns true if the given line matches.
	Match(line string) bool
}

Matcher is the interface for matching lines.

type Options ¶

type Options struct {
	IsRegexp bool
	Before   int
	After    int
	Matcher  Matcher
}

Options represents grep options. If IsRegexp is true, the pattern is treated as a regular expression. Before and After are the number of lines before and after the matched line.

Source Files ¶

View all Source files

grep.go

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