github.com/goplus/gox@v1.14.13-0.20240308130321-6ff7f61cfae8/internal/iox/enum.go (about)

     1  /*
     2   Copyright 2022 The GoPlus Authors (goplus.org)
     3   Licensed under the Apache License, Version 2.0 (the "License");
     4   you may not use this file except in compliance with the License.
     5   You may obtain a copy of the License at
     6       http://www.apache.org/licenses/LICENSE-2.0
     7   Unless required by applicable law or agreed to in writing, software
     8   distributed under the License is distributed on an "AS IS" BASIS,
     9   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    10   See the License for the specific language governing permissions and
    11   limitations under the License.
    12  */
    13  
    14  package iox
    15  
    16  import (
    17  	"bufio"
    18  	"io"
    19  )
    20  
    21  // ----------------------------------------------------------------------------
    22  
    23  type LineIter struct {
    24  	*bufio.Scanner
    25  }
    26  
    27  func (it LineIter) Next() (line string, ok bool) {
    28  	if ok = it.Scan(); ok {
    29  		line = it.Text()
    30  	}
    31  	return
    32  }
    33  
    34  func EnumLines(r io.Reader) LineIter {
    35  	scanner := bufio.NewScanner(r)
    36  	return LineIter{scanner}
    37  }
    38  
    39  // ----------------------------------------------------------------------------