config.go

Documentation: github.com/tetratelabs/wazero/internal/gojs/config

     1  // Package config exists to avoid dependency cycles when keeping most of gojs
     2  // code internal.
     3  package config
     4  
     5  import (
     6  	"os"
     7  	"path/filepath"
     8  
     9  	"github.com/tetratelabs/wazero/internal/platform"
    10  )
    11  
    12  type Config struct {
    13  	OsWorkdir bool
    14  
    15  	// Workdir is the actual working directory value.
    16  	Workdir string
    17  	Umask   uint32
    18  }
    19  
    20  func NewConfig() *Config {
    21  	return &Config{
    22  		OsWorkdir: false,
    23  		Workdir:   "/",
    24  		Umask:     uint32(0o0022),
    25  	}
    26  }
    27  
    28  func (c *Config) Clone() *Config {
    29  	ret := *c // copy except maps which share a ref
    30  	return &ret
    31  }
    32  
    33  func (c *Config) Init() error {
    34  	if c.OsWorkdir {
    35  		workdir, err := os.Getwd()
    36  		if err != nil {
    37  			return err
    38  		}
    39  		// Ensure if used on windows, the input path is translated to a POSIX one.
    40  		workdir = platform.ToPosixPath(workdir)
    41  		// Strip the volume of the path, for example C:\
    42  		c.Workdir = workdir[len(filepath.VolumeName(workdir)):]
    43  	}
    44  	return nil
    45  }
    46

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