652 lines
26 KiB
Python
652 lines
26 KiB
Python
import commands, os.path, re, string, sys, traceback
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import color, completer, context, default, mode, method, regex, tab, method.introspect
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from point import Point
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from render import RenderString
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from lex import Grammar, PatternRule, RegionRule, OverridePatternRule
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from parse import Any, And, Or, Optional, Name, Match, Matchs
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from method import Method, arg
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from method.shell import Exec
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try:
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import bike
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has_bike = True
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except ImportError:
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has_bike = False
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class StringGrammar1(Grammar):
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rules = [
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PatternRule(r'octal', r'\\[0-7]{3}'),
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PatternRule(r'hex', r'\\x[0-9a-fA-F]{2}'),
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PatternRule(r'escaped', r'\\.'),
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PatternRule(r'data', r"[^\\']+"),
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]
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class StringGrammar2(Grammar):
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rules = [
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PatternRule(r'octal', r'\\[0-7]{3}'),
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PatternRule(r'hex', r'\\x[0-9a-fA-F]{2}'),
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PatternRule(r'escaped', r'\\.'),
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PatternRule(r'data', r'[^\\"]+'),
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]
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class StringGrammar3(Grammar):
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rules = [
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PatternRule(r'octal', r'\\[0-7]{3}'),
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PatternRule(r'hex', r'\\x[0-9a-fA-F]{2}'),
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PatternRule(r'escaped', r'\\.'),
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PatternRule(r'data', r"(?:[^\\']|'(?!')|''(?!'))+"),
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]
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class StringGrammar4(Grammar):
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rules = [
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PatternRule(r'octal', r'\\[0-7]{3}'),
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PatternRule(r'hex', r'\\x[0-9a-fA-F]{2}'),
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PatternRule(r'escaped', r'\\.'),
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PatternRule(r'data', r'(?:[^\\"]|"(?!")|""(?!"))+'),
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]
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class PythonGrammar(Grammar):
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rules = [
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PatternRule(r'functionname', r'(?<=def )[a-zA-Z_][a-zA-Z0-9_]*'),
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PatternRule(r'classname', r'(?<=class )[a-zA-Z_][a-zA-Z0-9_]*'),
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PatternRule(r'python_reserved', r'(?:True|None|False|Exception|self)(?![a-zA-Z0-9_])'),
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PatternRule(r'python_keyword', r'(?:yield|while|try|return|raise|print|pass|or|not|lambda|is|in|import|if|global|from|for|finally|exec|except|else|elif|del|def|continue|class|break|assert|as|and)(?![a-zA-Z0-9_])'),
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PatternRule(r"python_builtin", r'(?<!\.)(?:zip|xrange|vars|unicode|unichr|type|tuple|super|sum|str|staticmethod|sorted|slice|setattr|set|round|repr|reduce|raw_input|range|property|pow|ord|open|oct|object|max|min|map|long|locals|list|len|iter|issubclass|isinstance|int|input|id|hex|hash|hasattr|globals|getattr|frozenset|float|filter|file|execfile|eval|enumerate|divmod|dir|dict|delattr|complex|compile|coerce|cmp|classmethod|chr|callable|bool)(?![a-zA-Z0-9_])'),
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PatternRule(r'methodcall', r'(?<=\. )[a-zA-Z_][a-zA-Z0-9_]*(?= *\()'),
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PatternRule(r'functioncall', r'[a-zA-Z_][a-zA-Z0-9_]*(?= *\()'),
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PatternRule(r'system_identifier', r'__[a-zA-Z0-9_]+__'),
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PatternRule(r'private_identifier', r'__[a-zA-Z0-9_]*'),
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PatternRule(r'hidden_identifier', r'_[a-zA-Z0-9_]*'),
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RegionRule(r'rawstring', r'r"""', StringGrammar4, r'"""'),
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RegionRule(r'rawstring', r"r'''", StringGrammar3, r"'''"),
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RegionRule(r'rawstring', r'r"', StringGrammar2, r'"'),
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RegionRule(r'rawstring', r"r'", StringGrammar1, r"'"),
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RegionRule(r'string', r'u?"""', StringGrammar4, r'"""'),
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RegionRule(r'string', r"u?'''", StringGrammar3, r"'''"),
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RegionRule(r'string', r'u?"', StringGrammar2, r'"'),
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RegionRule(r'string', r"u?'", StringGrammar1, r"'"),
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PatternRule(r'identifier', r'[a-zA-Z_][a-zA-Z0-9_]*'),
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PatternRule(r'delimiter', r'\(|\)|\[|\]|{|}|@|,|:|\.|`|=|;|\+=|-=|\*=|/=|//=|%=|&=|\|=|\^=|>>=|<<=|\*\*='),
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PatternRule(r"integer", r"(?<![\.0-9a-zA-Z_])(?:0|-?[1-9][0-9]*|0[0-7]+|0[xX][0-9a-fA-F]+)[lL]?(?![\.0-9a-zA-Z_])"),
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PatternRule(r"float", r"(?<![\.0-9a-zA-Z_])(?:-?[0-9]+\.[0-9]*|-?\.[0-9]+|(?:[0-9]|[0-9]+\.[0-9]*|-?\.[0-9]+)[eE][\+-]?[0-9]+)(?![\.0-9a-zA-Z_])"),
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PatternRule(r"imaginary", r"(?<![\.0-9a-zA-Z_])(?:[0-9]+|(?:[0-9]+\.[0-9]*|\.[0-9]+|(?:[0-9]|[0-9]+\.[0-9]*|\.[0-9]+)[eE][\+-]?[0-9]+)[jJ])(?![\.0-9a-zA-Z_])"),
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PatternRule(r"operator", r"\+|<>|<<|<=|<|-|>>|>=|>|\*\*|&|\*|\||/|\^|==|//|~|!=|%"),
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OverridePatternRule(r'comment', r'#@@:(?P<token>[.a-zA-Z0-9_]+):(?P<mode>[.a-zA-Z0-9_]+) *$'),
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PatternRule(r'comment', r'#.*$'),
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PatternRule(r'continuation', r'\\\n$'),
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PatternRule(r'spaces', r' +'),
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PatternRule(r'eol', r'\n$'),
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]
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class PythonTabber(tab.StackTabber):
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# NOTE: yield might initially seem like an endlevel name, but it's not one.
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# NOTE: return should be an endlevel name but for now it can't b
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endlevel_names = ('pass', 'raise', 'break', 'continue')
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startlevel_names = ('if', 'try', 'class', 'def', 'for', 'while', 'try')
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def __init__(self, m):
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tab.StackTabber.__init__(self, m)
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self.base_level = 0
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def is_base(self, y):
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if y == 0:
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# we always know that line 0 is indented at the 0 level
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return True
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tokens = self.get_tokens(y)
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t0 = tokens[0]
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if t0.name == 'python_keyword' and t0.string in self.startlevel_names:
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# if a line has no whitespace and beings with something like
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# 'while','class','def','if',etc. then we can start at it
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return True
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else:
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# otherwise, we can't be sure that its level is correct
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return False
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def get_level(self, y):
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self._calc_level(y)
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return self.lines.get(y)
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def _calc_level(self, y):
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# ok, so first remember where we are going, and find our starting point
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target = y
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y = max(0, y - 1)
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while not self.is_base(y) and y > 0:
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y -= 1
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# ok, so clear out our stack and then loop over each line
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self.popped = False
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self.markers = []
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while y <= target:
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self.continued = False
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self.last_popped = self.popped
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self.popped = False
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tokens = self.get_tokens(y)
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currlvl = self.get_curr_level()
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# if we were continuing, let's pop that previous continuation token
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# and note that we're continuing
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if self.markers and self.markers[-1].name == 'cont':
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self.continued = True
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self._pop()
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# if we haven't reached the target-line yet, we can detect how many
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# levels of unindention, if any, the user chose on previous lines
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if y < target and len(tokens) > 2:
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if self.token_is_space(y, 0):
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l = len(tokens[0].string)
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else:
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l = 0
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while currlvl > l:
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self._pop()
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currlvl = self.get_curr_level()
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self.popped = True
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# ok, having done all that, we can now process each token on the line
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for i in range(0, len(tokens)):
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currlvl = self._handle_token(currlvl, y, i)
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# so let's store the level for this line, as well as some debugging
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self.lines[y] = currlvl
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self.record[y] = tuple(self.markers)
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y += 1
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def _handle_close_token(self, currlvl, y, i):
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try:
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return tab.StackTabber._handle_close_token(self, currlvl, y, i)
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except:
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return currlvl
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def _handle_other_token(self, currlvl, y, i):
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w = self.mode.tabwidth
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token = self.get_token(y, i)
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fqname = token.fqname()
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if fqname == 'continuation':
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# we need to pop the indentation level over, unless last line was
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# also a continued line
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if self.continued:
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self._opt_append('cont', currlvl, y)
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else:
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self._opt_append('cont', currlvl + w, y)
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elif fqname == 'string.start':
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# while inside of a string, there is no indention leve
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self._opt_append('string', None, y)
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elif fqname == 'string.end':
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# since we're done with the string, resume our indentation level
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self._opt_pop('string')
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elif fqname == 'delimiter':
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# we only really care about a colon as part of a one-line statement,
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# i.e. "while ok: foo()" or "if True: print 3"
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if token.string == ':':
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if self.markers and self.markers[-1].name in ('[', '{', '('):
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pass
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elif self.is_rightmost_token(y, i):
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pass
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else:
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self._pop()
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elif fqname == 'python_keyword':
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if token.string in self.endlevel_names and self.is_leftmost_token(y, i):
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# we know we'll unindent at least once
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self._pop()
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self.popped = True
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elif token.string in self.startlevel_names and self.is_leftmost_token(y, i):
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# we know we will indent exactly once
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self._append(token.string, currlvl + w, y)
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elif token.string in ('elif', 'else') and self.is_leftmost_token(y, i):
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# we know we'll unindent at least to the first if/elif
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if not self.popped and not self.last_popped and self._peek_until('if', 'elif'):
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self._pop_until('if', 'elif')
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currlvl = self.get_curr_level()
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self._append(token.string, currlvl + w, y)
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elif token.string == 'except' and self.is_leftmost_token(y, i):
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# we know we'll unindent at least to the first try
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if not self.popped and not self.last_popped:
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self._pop_until('try')
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currlvl = self.get_curr_level()
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self._append(token.string, currlvl + w, y)
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elif token.string == 'finally' and self.is_leftmost_token(y, i):
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# we know we'll unindent at least to the first try/except
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if not self.popped and not self.last_popped:
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self._pop_until('try', 'except')
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currlvl = self.get_curr_level()
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self._append(token.string, currlvl + w, y)
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return currlvl
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class PythonCheckSyntax(method.Method):
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'''Check the syntax of the current python file'''
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def _execute(self, w, **vargs):
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pythonlib = w.application.config.get('python.lib')
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if pythonlib:
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sys.path.insert(0, pythonlib)
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source = w.buffer.make_string()
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try:
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code = compile(source, w.buffer.path, 'exec')
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w.set_error("Syntax OK")
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except Exception, e:
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output = traceback.format_exc()
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w.application.data_buffer("*PythonSyntax*", output, switch_to=True,
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modename='error')
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del sys.path[0]
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class PythonDictCleanup(method.Method):
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'''Align assignment blocks and literal dictionaries'''
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def _execute(self, w, **vargs):
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cursor = w.logical_cursor()
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b = w.buffer
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# so this is where we will store the groups that we find
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groups_by_line = {}
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# the regex we will try
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regexes = [regex.python_dict_cleanup,
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regex.python_assign_cleanup]
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# if we aren't in a hash, inform the user and exit
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line = b.lines[cursor.y]
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myregex = None
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for r in regexes:
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if r.match(line):
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myregex = r
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if myregex is None:
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raise Exception, "Not a python dict line"
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groups_by_line[cursor.y] = myregex.match(line).groups()
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# find the beginning of this hash block
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start = 0
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i = cursor.y - 1
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while i >= 0:
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line = b.lines[i]
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m = myregex.match(line)
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if not m:
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start = i + 1
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break
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else:
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groups_by_line[i] = m.groups()
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i -= 1
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# find the end of this hash block
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end = len(b.lines) - 1
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i = cursor.y + 1
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while i < len(b.lines):
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line = b.lines[i]
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m = myregex.match(line)
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if not m:
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end = i - 1
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break
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else:
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groups_by_line[i] = m.groups()
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i += 1
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# assume that the least indented line is correct
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indent_w = min([len(groups_by_line[k][0]) for k in groups_by_line])
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# find the longest hash key to base all the other padding on
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key_w = max([len(groups_by_line[k][1]) for k in groups_by_line])
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# for each line, format it correctly
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keys = groups_by_line.keys()
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keys.sort()
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data = ''
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for i in keys:
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indent_pad = ' ' * indent_w
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key = groups_by_line[i][1]
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sep = groups_by_line[i][3]
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value = groups_by_line[i][5]
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key_pad = ' ' * (key_w - len(key))
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if sep == '=':
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data += indent_pad + key + key_pad + ' ' + sep + ' ' + value + '\n'
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else:
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data += indent_pad + key + sep + ' ' + key_pad + value + '\n'
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# remove the old text and add the new
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start_p = Point(0, start)
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if end + 1 < len(w.buffer.lines):
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end_p = Point(0, end + 1)
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else:
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end_p = Point(len(w.buffer.lines[-1]), len(w.buffer.lines) - 1)
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w.delete(start_p, end_p)
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w.insert_string(start_p, data)
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class PythonHelp(Exec):
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'''Generate a help page on a python object'''
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args = [arg('name', t="string", p="Name: ", h='name to get help on')]
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def _execute(self, w, **vargs):
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name = vargs['name']
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stmt = '"try:\n import %s\nexcept:\n pass\nhelp(%s)"' % (name, name)
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self._doit(w, None, 'python -c %s' % stmt)
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class PythonInsertTripleSquotes(method.Method):
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'''Insert a triple-quoted string using single-quotes'''
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_q = "'''"
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def _execute(self, w, **vargs):
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w.insert_string_at_cursor('%s%s' % (self._q, self._q))
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for i in range(0, 3):
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w.backward()
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class PythonInsertTripleDquotes(PythonInsertTripleSquotes):
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'''Insert a triple-quoted string using double-quotes'''
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_q = '"""'
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class PythonInitNames(method.Method):
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'''Jump to a function defined in this module'''
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def _execute(self, w, **vargs):
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w.mode.context.build_name_map()
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w.application.set_error("Initialized name maps")
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class PythonSemanticComplete(method.introspect.TokenComplete):
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_mini_prompt = 'Semantic Complete'
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def _min_completion(self, w, t):
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a = w.application
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a.methods['ipython-path-start'].execute(w, switch=False)
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name = buffer.IperlBuffer.create_name(w.buffer)
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b = a.get_buffer_by_name(name)
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line = w.buffer.lines[t.y]
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(x1, x2) = (t.x, t.end_x())
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candidates = [t.string + s for s in b.completions(line[x1:x2])]
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minlen = None
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for candidate in candidates:
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if minlen is None:
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minlen = len(candidate)
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else:
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minlen = min(minlen, len(candidate))
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return self._prune_candidates(t, minlen, candidates)
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class PythonGotoName(method.Method):
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'''Jump to a class or function defined in this module'''
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args = [method.Argument("name", type(""), "pythonname", "Goto Name: ")]
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title = 'Name'
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def _get_dict(self, w):
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return w.mode.context.get_names()
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def _execute(self, w, **vargs):
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name = vargs['name']
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d = self._get_dict(w)
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if name in d:
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w.goto(Point(0, d[name]))
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else:
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w.application.set_error("%r %r was not found" % (title, name))
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class PythonGotoFunction(PythonGotoName):
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'''Jump to a function defined in this module'''
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args = [method.Argument("name", type(""), "pythonfunction", "Goto Function: ")]
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title = 'Function'
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def _get_dict(self, w):
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return w.mode.context.get_functions()
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class PythonGotoClass(method.Method):
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'''Jump to a class defined in this module'''
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args = [method.Argument("name", type(""), "pythonclass", "Goto Class: ")]
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title = 'Class'
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def _get_dict(self, w):
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return w.mode.context.get_classes()
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class PythonListNames(method.Method):
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'''Show the user all functions defined in this module'''
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def _execute(self, w, **vargs):
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names = w.mode.context.get_names()
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output = '\n'.join(sorted(names)) + "\n"
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w.application.data_buffer("*Python-List-Names*", output, switch_to=True)
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class PythonBrmFindReferences(method.Method):
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def _execute(self, w, **vargs):
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if w.mode.brm is None:
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w.set_error('bicycle repairman not installed')
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return
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path = w.buffer.path
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cursor = w.logical_cursor()
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y, x = cursor.yx()
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refs = w.mode.brm.findReferencesByCoordinates(path, y, x)
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lines = []
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n = 0
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for r in refs:
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f, n, c = r.filename, r.lineno, r.confidence
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s = '%s:%d: %3d%% confidence' % (f, n, c)
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lines.append(s)
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n += 1
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if n == 0:
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w.set_error('no references found')
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return
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data = '\n'.join(lines)
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w.application.data_buffer("*References*", data, switch_to=True)
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if n == 1:
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w.set_error('1 reference found')
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else:
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w.set_error('%d references found' % n)
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class PythonNameCompleter(completer.Completer):
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def _get_dict(self, w):
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return w.buffer.method.old_window.mode.context.get_names()
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def get_candidates(self, s, w=None):
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return [n for n in self._get_dict(w) if n.startswith(s)]
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class PythonFunctionCompleter(PythonNameCompleter):
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def _get_dict(self, w):
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return w.buffer.method.old_window.mode.context.get_functions()
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class PythonClassCompleter(completer.Completer):
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def _get_dict(self, w):
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return w.buffer.method.old_window.mode.context.get_classes()
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CLASS_MATCH = And(Optional(Name('spaces')),
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Matchs('python_keyword', ('public', 'protected', 'private')),
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Name('spaces'),
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Match('keyword', 'class'),
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Name('spaces'),
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Name('identifier'))
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CLASS_OFFSET = 1
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class PythonContext(context.Context):
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empty_match = And(Optional(Name('spaces')), Name('eol'))
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class_match = And(Optional(Name('spaces')),
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Match('python_keyword', 'class'),
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Name('spaces'),
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Name('classname'))
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func_match = And(Optional(Name('spaces')),
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Match('python_keyword', 'def'),
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Name('spaces'),
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Name('functionname'))
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def __init__(self, mode):
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self.mode = mode
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self.names = None
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self.namelines = None
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self.classes = None
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self.functions = None
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# new object methods
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def get_functions(self):
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if self.functions is None:
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self.build_name_map()
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return self.functions
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def get_classes(self):
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if self.classes is None:
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self.build_name_map()
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return self.classes
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def get_function_list(self):
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return self._ordered_dict(self.get_functions())
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def get_class_list(self):
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return self._ordered_dict(self.get_classes())
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# overridden object methods
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def _init_name_map(self):
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self.names = {}
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self.classes = {}
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self.functions = {}
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self.namelines = [(None, None)] * len(self.mode.window.buffer.lines)
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def _del_name(self, y, name):
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if name:
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if name in self.names:
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del self.names[name]
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if name in self.classes:
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del self.classes[name]
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if name in self.functions:
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del self.functions[name]
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self.namelines[y] = (None, None)
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def _build_name_map(self, y1, y2, last, curr, stack):
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blen = len(self.mode.window.buffer.lines)
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highlights = self.mode.window.get_highlighter()
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i = y1
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while i < y2:
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tokens = highlights.tokens[i]
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g = highlights.tokens[i]
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if self.empty_match.match(tokens):
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#if (len(g) == 1 and g[0].name == 'eol' or
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# len(g) == 2 and g[0].name == 'spaces' and g[1].name == 'eol'):
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if last is None:
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last = i
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i += 1
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#if i == y2 and y2 < blen:
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# y2 += 1
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continue
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if g[0].name == 'spaces':
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j, lvl = 1, len(g[0].string)
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else:
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j, lvl = 0, 0
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while stack and lvl <= stack[-1][0]:
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stack.pop(-1)
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if last is not None:
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curr = '.'.join([x[1] for x in stack])
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if curr:
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for k in range(last, i):
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self.namelines[k] = (curr, None)
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last = None
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if len(g[j:]) > 3:
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d, found = None, False
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if g[j].name == 'python_keyword' and g[j].string == 'class':
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d, found = self.classes, True
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elif g[j].name == 'python_keyword' and g[j].string == 'def':
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d, found = self.functions, True
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if found:
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stack.append([lvl, g[j+2].string])
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curr = '.'.join([x[1] for x in stack])
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d[curr] = i
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self.names[curr] = i
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else:
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curr = '.'.join([x[1] for x in stack])
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if i == y2 - 1 and curr != self.namelines[i][0] and y2 < blen:
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y2 += 1
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if curr:
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self.namelines[i] = (curr, None)
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i += 1
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if last is not None and y2 < len(self.namelines):
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if self.namelines[y2] and self.namelines[y2][0]:
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n = len(self.namelines[y2][0].split('.'))
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curr = '.'.join([x[1] for x in stack[:n]])
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if curr:
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for k in range(last, y2):
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self.namelines[k] = (curr, None)
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class Python(mode.Fundamental):
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modename = 'Python'
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extensions = ['.py']
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detection = ['python']
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tabbercls = PythonTabber
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grammar = PythonGrammar
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opentokens = ('delimiter',)
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opentags = {'(': ')', '[': ']', '{': '}'}
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closetokens = ('delimiter',)
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closetags = {')': '(', ']': '[', '}': '{'}
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commentc = '#'
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colors = {
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'python_keyword': ('cyan', 'default', 'bold'),
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'python_reserved': ('magenta', 'default', 'bold'),
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'python_builtin': ('cyan', 'default', 'bold'),
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'functionname': ('blue', 'default', 'bold'),
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'classname': ('green', 'default', 'bold'),
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'rawstring.start': ('green', 'default', 'bold'),
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'rawstring.data': ('green', 'default', 'bold'),
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'rawstring.null': ('green', 'default', 'bold'),
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'rawstring.escaped': ('magenta', 'default', 'bold'),
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'rawstring.end': ('green', 'default', 'bold'),
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'system_identifier': ('cyan', 'default', 'bold'),
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}
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config = {
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'python.lib': '.',
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}
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lconfig = {
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'ignore-suffix': ['.pyc', '.pyo'],
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}
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actions = [PythonInitNames, PythonListNames, PythonGotoName, PythonHelp,
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PythonGotoFunction, PythonGotoClass, PythonCheckSyntax,
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PythonDictCleanup, PythonSemanticComplete, PythonBrmFindReferences,
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PythonInsertTripleSquotes, PythonInsertTripleDquotes]
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completers = {
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"pythonname": PythonNameCompleter(None),
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"pythonfunction": PythonFunctionCompleter(None),
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"pythonclass": PythonClassCompleter(None),
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}
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format = "%(flag)s %(bname)-18s (%(mname)s) %(indent)s %(cursor)s/%(mark)s %(perc)s [%(name)s]"
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header_size = 3
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def get_status_names(self):
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names = mode.Fundamental.get_status_names(self)
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c = self.window.logical_cursor()
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names['name'] = self.context.get_line_name(c.y)
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#names['first'] = self.window.first.xy()
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return names
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# xyz
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def get_header(self):
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fg, bg = "default", "red"
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if self.tabber is None:
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s = "Header support is not available for this mode"
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hs = [[RenderString(s=s, attrs=color.build(fg, bg))]]
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while len(hs) < 3:
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hs.insert(0, [RenderString(s='', attrs=color.build(fg, bg))])
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return hs
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|
|
w = self.window
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|
y = self.window.first.y
|
|
if self.window.first.x > 0:
|
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y += 1
|
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lvl = self.tabber.get_level(y)
|
|
markers = self.tabber.record[y]
|
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if w.buffer.is_whitespace(y):
|
|
ws = None
|
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else:
|
|
ws = w.buffer.count_leading_whitespace(y)
|
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|
|
hs = []
|
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i = len(markers) - 1
|
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while i >= 0 and len(hs) < 3:
|
|
marker = markers[i]
|
|
i -= 1
|
|
if marker.y == y:
|
|
continue
|
|
if ws and marker.level > ws:
|
|
continue
|
|
s = w.buffer.lines[marker.y][:w.width - 1]
|
|
hs.insert(0, [RenderString(s=s, attrs=color.build(fg, bg))])
|
|
while len(hs) < 3:
|
|
hs.insert(0, [RenderString(s='', attrs=color.build(fg, bg))])
|
|
return hs
|
|
|
|
def __init__(self, w):
|
|
mode.Fundamental.__init__(self, w)
|
|
self.add_bindings('close-paren', (')',))
|
|
self.add_bindings('close-brace', ('}',))
|
|
self.add_bindings('close-bracket', (']',))
|
|
self.add_bindings('python-goto-name', ('C-c M-g',))
|
|
self.add_bindings('python-goto-function', ('C-c M-f',))
|
|
self.add_bindings('python-goto-class', ('C-c M-c',))
|
|
self.add_bindings('python-check-syntax', ('C-c s',))
|
|
self.add_bindings('python-dict-cleanup', ('C-c h',))
|
|
self.add_bindings('python-insert-triple-squotes', ('C-c M-\'',))
|
|
self.add_bindings('python-insert-triple-dquotes', ('C-c M-"',))
|
|
self.add_bindings('python-semantic-complete', ('C-c TAB',))
|
|
self.context = PythonContext(self)
|
|
|
|
# bicycle repairman!
|
|
if has_bike:
|
|
self.brm = bike.init()
|
|
else:
|
|
self.brm = None
|
|
|
|
install = Python.install
|