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gitman.system.launch()   A
last analyzed

↳ Parent: gitman.system

Complexity

Conditions 3

Size

Total Lines 14
Code Lines 12

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 7
CRAP Score 3

Importance

Changes 0
Metric Value
cc 3
eloc 12
nop 1
dl 0
loc 14
ccs 7
cts 7
cp 1
crap 3
rs 9.8
c 0
b 0
f 0
1 
"""Interface to the operating system."""
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import os

            


            
                                                                                                            
                            
            
                                    
            
            

                
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import platform

            


            
                                                                                                            
                            
            
                                    
            
            

                
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import subprocess

            


            
                                                                                                            
                            
            
                                    
            
            

                
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import log

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def launch(path):

            


            
                                                                        
                            
            
                                    
            
            

                
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    """Open a file with its default program."""

            


            
                                                                        
                            
            
                                    
            
            

                
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    name = platform.system()

            


            
                                                                        
                            
            
                                    
            
            

                
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    log.info("Opening %s", path)

            


            
                                                                        
                            
            
                                    
            
            

                
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    try:

            


            
                                                                        
                            
            
                                    
            
            

                
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        function = {

            


            
                                                                        
                            
            
                                    
            
            

                
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            'Windows': _launch_windows,

            


            
                                                                        
                            
            
                                    
            
            

                
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            'Darwin': _launch_mac,

            


            
                                                                        
                            
            
                                    
            
            

                
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            'Linux': _launch_linux,

            


            
                                                                        
                            
            
                                    
            
            

                
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        }[name]

            


            
                                                                        
                            
            
                                    
            
            

                
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    except KeyError:

            


            
                                                                        
                            
            
                                    
            
            

                
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        raise RuntimeError("Unrecognized platform: {}".format(name)) from None

            


            
                                                                        
                            
            
                                    
            
            

                
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    else:

            


            
                                                                        
                            
            
                                    
            
            

                
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        return function(path)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def _launch_windows(path):  # pragma: no cover (manual test)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    # pylint: disable=no-member

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    os.startfile(path)  # type: ignore

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    return True

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def _launch_mac(path):  # pragma: no cover (manual test)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    return subprocess.call(['open', path]) == 0

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def _launch_linux(path):  # pragma: no cover (manual test)

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    return subprocess.call(['xdg-open', path]) == 0

            


            
                                                        
            
                                    
            
            

                
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