github.com/goplus/gop@v1.2.6/x/watcher/watch.go (about)

     1  /*
     2   * Copyright (c) 2023 The GoPlus Authors (goplus.org). All rights reserved.
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   *     http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  
    17  // Package watcher monitors code changes in a Go+ workspace.
    18  package watcher
    19  
    20  import (
    21  	"github.com/goplus/gop/x/fsnotify"
    22  )
    23  
    24  var (
    25  	debugMod bool
    26  )
    27  
    28  const (
    29  	DbgFlagMod = 1 << iota
    30  	DbgFlagAll = DbgFlagMod
    31  )
    32  
    33  func SetDebug(dbgFlags int) {
    34  	debugMod = (dbgFlags & DbgFlagMod) != 0
    35  }
    36  
    37  // -----------------------------------------------------------------------------------------
    38  
    39  type Runner struct {
    40  	w fsnotify.Watcher
    41  	c *Changes
    42  }
    43  
    44  func New(root string) Runner {
    45  	w := fsnotify.New()
    46  	c := NewChanges(root)
    47  	return Runner{w: w, c: c}
    48  }
    49  
    50  func (p Runner) Fetch(fullPath bool) (dir string) {
    51  	return p.c.Fetch(fullPath)
    52  }
    53  
    54  func (p Runner) Run() error {
    55  	root := p.c.root
    56  	root = root[:len(root)-1]
    57  	return p.w.Run(root, p.c, p.c.Ignore)
    58  }
    59  
    60  func (p *Runner) Close() error {
    61  	return p.w.Close()
    62  }
    63  
    64  // -----------------------------------------------------------------------------------------