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879986d8a9
Lowercase 'tkColorChooser', 'tkFileDialog', 'tkSimpleDialog', and 'tkMessageBox' and remove 'tk'. Just lowercase 'tkFont' as 'font' is already used. Adjust import.
214 lines
8.1 KiB
Python
214 lines
8.1 KiB
Python
"""Execute code from an editor.
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Check module: do a full syntax check of the current module.
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Also run the tabnanny to catch any inconsistent tabs.
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Run module: also execute the module's code in the __main__ namespace.
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The window must have been saved previously. The module is added to
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sys.modules, and is also added to the __main__ namespace.
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TODO: Specify command line arguments in a dialog box.
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"""
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import os
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import tabnanny
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import time
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import tokenize
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from tkinter import messagebox
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from idlelib.config import idleConf
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from idlelib import macosx
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from idlelib import pyshell
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from idlelib.query import CustomRun
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from idlelib import outwin
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indent_message = """Error: Inconsistent indentation detected!
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1) Your indentation is outright incorrect (easy to fix), OR
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2) Your indentation mixes tabs and spaces.
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To fix case 2, change all tabs to spaces by using Edit->Select All followed \
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by Format->Untabify Region and specify the number of columns used by each tab.
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"""
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class ScriptBinding:
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def __init__(self, editwin):
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self.editwin = editwin
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# Provide instance variables referenced by debugger
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# XXX This should be done differently
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self.flist = self.editwin.flist
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self.root = self.editwin.root
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# cli_args is list of strings that extends sys.argv
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self.cli_args = []
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self.perf = 0.0 # Workaround for macOS 11 Uni2; see bpo-42508.
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def check_module_event(self, event):
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if isinstance(self.editwin, outwin.OutputWindow):
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self.editwin.text.bell()
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return 'break'
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filename = self.getfilename()
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if not filename:
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return 'break'
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if not self.checksyntax(filename):
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return 'break'
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if not self.tabnanny(filename):
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return 'break'
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return "break"
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def tabnanny(self, filename):
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# XXX: tabnanny should work on binary files as well
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with tokenize.open(filename) as f:
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try:
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tabnanny.process_tokens(tokenize.generate_tokens(f.readline))
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except tokenize.TokenError as msg:
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msgtxt, (lineno, start) = msg.args
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self.editwin.gotoline(lineno)
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self.errorbox("Tabnanny Tokenizing Error",
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"Token Error: %s" % msgtxt)
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return False
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except tabnanny.NannyNag as nag:
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# The error messages from tabnanny are too confusing...
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self.editwin.gotoline(nag.get_lineno())
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self.errorbox("Tab/space error", indent_message)
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return False
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return True
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def checksyntax(self, filename):
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self.shell = shell = self.flist.open_shell()
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saved_stream = shell.get_warning_stream()
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shell.set_warning_stream(shell.stderr)
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with open(filename, 'rb') as f:
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source = f.read()
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if b'\r' in source:
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source = source.replace(b'\r\n', b'\n')
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source = source.replace(b'\r', b'\n')
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if source and source[-1] != ord(b'\n'):
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source = source + b'\n'
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editwin = self.editwin
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text = editwin.text
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text.tag_remove("ERROR", "1.0", "end")
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try:
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# If successful, return the compiled code
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return compile(source, filename, "exec")
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except (SyntaxError, OverflowError, ValueError) as value:
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msg = getattr(value, 'msg', '') or value or "<no detail available>"
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lineno = getattr(value, 'lineno', '') or 1
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offset = getattr(value, 'offset', '') or 0
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if offset == 0:
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lineno += 1 #mark end of offending line
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pos = "0.0 + %d lines + %d chars" % (lineno-1, offset-1)
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editwin.colorize_syntax_error(text, pos)
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self.errorbox("SyntaxError", "%-20s" % msg)
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return False
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finally:
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shell.set_warning_stream(saved_stream)
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def run_custom_event(self, event):
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return self.run_module_event(event, customize=True)
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def run_module_event(self, event, *, customize=False):
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"""Run the module after setting up the environment.
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First check the syntax. Next get customization. If OK, make
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sure the shell is active and then transfer the arguments, set
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the run environment's working directory to the directory of the
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module being executed and also add that directory to its
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sys.path if not already included.
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"""
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if macosx.isCocoaTk() and (time.perf_counter() - self.perf < .05):
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return 'break'
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if isinstance(self.editwin, outwin.OutputWindow):
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self.editwin.text.bell()
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return 'break'
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filename = self.getfilename()
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if not filename:
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return 'break'
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code = self.checksyntax(filename)
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if not code:
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return 'break'
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if not self.tabnanny(filename):
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return 'break'
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if customize:
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title = f"Customize {self.editwin.short_title()} Run"
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run_args = CustomRun(self.shell.text, title,
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cli_args=self.cli_args).result
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if not run_args: # User cancelled.
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return 'break'
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self.cli_args, restart = run_args if customize else ([], True)
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interp = self.shell.interp
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if pyshell.use_subprocess and restart:
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interp.restart_subprocess(
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with_cwd=False, filename=filename)
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dirname = os.path.dirname(filename)
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argv = [filename]
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if self.cli_args:
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argv += self.cli_args
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interp.runcommand(f"""if 1:
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__file__ = {filename!r}
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import sys as _sys
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from os.path import basename as _basename
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argv = {argv!r}
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if (not _sys.argv or
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_basename(_sys.argv[0]) != _basename(__file__) or
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len(argv) > 1):
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_sys.argv = argv
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import os as _os
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_os.chdir({dirname!r})
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del _sys, argv, _basename, _os
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\n""")
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interp.prepend_syspath(filename)
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# XXX KBK 03Jul04 When run w/o subprocess, runtime warnings still
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# go to __stderr__. With subprocess, they go to the shell.
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# Need to change streams in pyshell.ModifiedInterpreter.
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interp.runcode(code)
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return 'break'
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def getfilename(self):
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"""Get source filename. If not saved, offer to save (or create) file
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The debugger requires a source file. Make sure there is one, and that
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the current version of the source buffer has been saved. If the user
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declines to save or cancels the Save As dialog, return None.
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If the user has configured IDLE for Autosave, the file will be
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silently saved if it already exists and is dirty.
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"""
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filename = self.editwin.io.filename
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if not self.editwin.get_saved():
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autosave = idleConf.GetOption('main', 'General',
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'autosave', type='bool')
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if autosave and filename:
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self.editwin.io.save(None)
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else:
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confirm = self.ask_save_dialog()
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self.editwin.text.focus_set()
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if confirm:
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self.editwin.io.save(None)
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filename = self.editwin.io.filename
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else:
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filename = None
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return filename
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def ask_save_dialog(self):
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msg = "Source Must Be Saved\n" + 5*' ' + "OK to Save?"
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confirm = messagebox.askokcancel(title="Save Before Run or Check",
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message=msg,
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default=messagebox.OK,
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parent=self.editwin.text)
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return confirm
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def errorbox(self, title, message):
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# XXX This should really be a function of EditorWindow...
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messagebox.showerror(title, message, parent=self.editwin.text)
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self.editwin.text.focus_set()
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self.perf = time.perf_counter()
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if __name__ == "__main__":
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from unittest import main
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main('idlelib.idle_test.test_runscript', verbosity=2,)
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