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forth tab support 

--HG--
branch : pmacs2
This commit is contained in:
moculus 2009-03-15 17:17:03 +00:00
parent 7fc86c3e9a
commit ddd8828edd
3 changed files with 59 additions and 29 deletions
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2
lex.py
View File

@ -202,6 +202,8 @@ class PatternGroupRule(PatternRule):
for (tokname, m) in matches:
yield self.make_token(lexer, m.group(0), tokname, parent, m.groupdict())
raise StopIteration
class NocasePatternGroupRule(PatternGroupRule):
reflags = re.IGNORECASE
class RegionRule(Rule):
def __init__(self, name, *args):

70
mode/forth.py
View File

@ -1,6 +1,8 @@
import time
import tab
from mode import Fundamental
from lex import Grammar, PatternRule, RegionRule, NocasePatternRule, NocaseRegionRule
from lex import Grammar, PatternRule, RegionRule, NocasePatternRule, \
NocaseRegionRule, NocasePatternGroupRule
from mode.python import StringGrammar2
from mode.pipe import Pipe
from method.shell import Interact
@ -18,34 +20,36 @@ class ForthGrammar(Grammar):
PatternRule(r'comment', r"\\(?: .*)?\n$"),
RegionRule(r'comment', r'\((?= |\n)', DataGrammar, r'\)'),
NocaseRegionRule(r'comment', r'0 \[if\]', DataGrammar, r'\[(?:endif|then)\]'),
PatternRule(r'delimiter', r"[:;\[\]]"),
RegionRule(r'string', r'[.cs]" ', StringGrammar2, r'"'),
RegionRule(r'string', r'[.s]\\" ', StringGrammar2, r'"'),
RegionRule(r'string', r'\.\( ', StringGrammar3, r'\)'),
# builtin
NocasePatternRule(r'forth_builtin', r'(?:true|false|on|off)(?= |\n|$)'),
NocasePatternRule(r'builtin', r'(?:true|false|on|off)(?= |\n|$)'),
# math
NocasePatternRule(r'forth_operator', r'(?:\+|-|\*/mod|\*/|\*|/mod|/|mod|negate|abs|min|max|and|or|xor|not|lshift|rshift|invert|2\*|2/|2\+|2-|1\+|1-|8\*|under\+|m\+|m\*/|m\*|um/mod|um\*|fm/mod|sm/rem|d\+|d-|dnegate|dabs|dmin|dmax|d2\*|d2/|f\+|f-|f\*\*|f\*|f/|fnegate|fabs|fmax|fmin|floor|fround|fsqrt|fexpm1|fexp|flnp1|fln|flog|falog|fsincos|fsinh|fsin|fcosh|fcos|ftanh|ftan|fasinh|fasin|facosh|facos|fatan2|fatanh|fatan|f2\*|f2/|1/f|f~rel|f~abs|f~|0<>|0<=|0<|0=|0>=|0>|<>|<=|<|>=|>|=|u<=|u<|u>=|u>|d0<=|d0<>|d0<|d0=|d0>=|d0>|d<=|d<>|d<|d=|d>=|d>|du<=|du<|du>=|du>|within|\?negate|\?dnegate)(?= |\n|$)'),
# mathn
NocasePatternRule(r'keyword', r'(?:\+|-|\*/mod|\*/|\*|/mod|/|mod|negate|abs|min|max|and|or|xor|not|lshift|rshift|invert|2\*|2/|2\+|2-|1\+|1-|8\*|under\+|m\+|m\*/|m\*|um/mod|um\*|fm/mod|sm/rem|d\+|d-|dnegate|dabs|dmin|dmax|d2\*|d2/|f\+|f-|f\*\*|f\*|f/|fnegate|fabs|fmax|fmin|floor|fround|fsqrt|fexpm1|fexp|flnp1|fln|flog|falog|fsincos|fsinh|fsin|fcosh|fcos|ftanh|ftan|fasinh|fasin|facosh|facos|fatan2|fatanh|fatan|f2\*|f2/|1/f|f~rel|f~abs|f~|0<>|0<=|0<|0=|0>=|0>|<>|<=|<|>=|>|=|u<=|u<|u>=|u>|d0<=|d0<>|d0<|d0=|d0>=|d0>|d<=|d<>|d<|d=|d>=|d>|du<=|du<|du>=|du>|within|\?negate|\?dnegate)(?= |\n|$)'),
# stack
NocasePatternRule(r'forth_operator', r'(?:drop|nip|dup|over|tuck|swap|rot|-rot|\?dup|pick|roll|2drop|2nip|2dup|2over|2tuck|2swap|2rot|2-rot|3dup|4dup|5dup|3drop|4drop|5drop|8drop|4swap|4rot|4-rot|4tuck|8swap|8dup|>r|r>|r@|rdrop|2>r|2r>|2r@|2rdrop|4>r|4r>|4r@|4rdrop|fdrop|fnip|fdup|fover|ftuck|fswap|frot)(?= |\n|$)'),
NocasePatternRule(r'keyword', r'(?:drop|nip|dup|over|tuck|swap|rot|-rot|\?dup|pick|roll|2drop|2nip|2dup|2over|2tuck|2swap|2rot|2-rot|3dup|4dup|5dup|3drop|4drop|5drop|8drop|4swap|4rot|4-rot|4tuck|8swap|8dup|>r|r>|r@|rdrop|2>r|2r>|2r@|2rdrop|4>r|4r>|4r@|4rdrop|fdrop|fnip|fdup|fover|ftuck|fswap|frot)(?= |\n|$)'),
# pointer
NocasePatternRule(r'forth_operator', r'(?:forthsp|sp@|sp!|fp@|fp!|rp@|rp!|lp@|lp!)(?= |\n|$)'),
NocasePatternRule(r'keyword', r'(?:forthsp|sp@|sp!|fp@|fp!|rp@|rp!|lp@|lp!)(?= |\n|$)'),
# address
NocasePatternRule(r'forth_operator', r'(?:@|!|\+!|c@|c!|2@|2!|f@|f!|sf@|sf!|df@|df!|chars|char\+|cells|cell\+|cell|align|aligned|floats|float\+|float|faligned|falign|sfloats|sfloat\+|sfaligned|sfalign|dfloats|dfloat\+|dfaligned|dfalign|maxaligned|maxalign|cfaligned|cfalign|address-unit-bits|allot|allocate|here|move|erase|cmove>|cmove|fill|blank)(?= |\n|$)'),
# conditional
NocasePatternRule(r'forth_keyword', r'(?:if|else|endif|then|case|of|endof|endcase|\?dup-if|\?dup-0=-if|ahead|cs-pick|cs-roll|catch|throw|within)(?= |\n|$)'),
# iter
NocasePatternRule(r'forth_operator', r'(?:begin|while|repeat|until|again|\?do|loop|i|j|k|\+do|u\+do|u-do|-do|do|\+loop|-loop|unloop|leave|\?leave|exit|done|for|next)(?= |\n|$)'),
NocasePatternRule(r'keyword', r'(?:@|!|\+!|c@|c!|2@|2!|f@|f!|sf@|sf!|df@|df!|chars|char\+|cells|cell\+|cell|align|aligned|floats|float\+|float|faligned|falign|sfloats|sfloat\+|sfaligned|sfalign|dfloats|dfloat\+|dfaligned|dfalign|maxaligned|maxalign|cfaligned|cfalign|address-unit-bits|allot|allocate|here|move|erase|cmove>|cmove|fill|blank)(?= |\n|$)'),
# conditional (*)
NocasePatternRule(r'builtin', r'(?:if|else|endif|then|case|of|endof|endcase|\?dup-if|\?dup-0=-if|ahead|cs-pick|cs-roll|catch|throw|within)(?= |\n|$)'),
# iter (*)
NocasePatternRule(r'builtin', r'(?:begin|while|repeat|until|again|\?do|loop|i|j|k|\+do|u\+do|u-do|-do|do|\+loop|-loop|unloop|leave|\?leave|exit|done|for|next)(?= |\n|$)'),
# define
NocasePatternRule(r'forth_keyword', r'(?:constant|2constant|fconstant|variable|2variable|fvariable|create|user|to|defer|is|does>|immediate|compile-only|compile|restrict|interpret|postpone|execute|literal|create-interpret/compile|interpretation>|<interpretation|compilation>|<compilation|\]|lastxt|comp\'|postpone|find-name|name>int|name\?int|name>comp|name>string|state|c;|cvariable|,|2,|f,|c,|\[(?:ifdef|ifundef|then|endif|then|else|\?do|do|loop|\+loop|next|begin|until|again|while|repeat|comp\'|\'|compile)\])(?= |\n|$)'),
# assembly
NocasePatternRule(r'forth_keyword', r'(?:assembler|code|end-code|;code|flush-icache|c,)(?= |\n|$)'),
NocasePatternRule(r'builtin', r'(?:constant|2constant|fconstant|variable|2variable|fvariable|create|user|to|defer|is|does>|immediate|compile-only|compile|restrict|interpret|postpone|execute|literal|create-interpret/compile|interpretation>|<interpretation|compilation>|<compilation|\]|lastxt|comp\'|postpone|find-name|name>int|name\?int|name>comp|name>string|state|c;|cvariable|,|2,|f,|c,|\[(?:ifdef|ifundef|then|endif|then|else|\?do|do|loop|\+loop|next|begin|until|again|while|repeat|comp\'|\'|compile)\])(?= |\n|$)'),
# assembly (*)
NocasePatternRule(r'builtin', r'(?:assembler|code|end-code|;code|flush-icache|c,)(?= |\n|$)'),
# xyz
PatternRule(r'forth_def', r'(?<=:) +[^ ]+'),
NocasePatternGroupRule(r'declaration', r'delimiter', r':',
r'spaces', r' +', r'function', r'[^ ]+'),
PatternRule(r'delimiter', r"[:;\[\]]"),
NocasePatternRule(r'number', r"'[a-z](?= |$)"),
NocasePatternRule(r'number', r'%?-?[0-1]+\.?(?= |$)'),
NocasePatternRule(r'number', r'[&#]?-?[0-9]+\.?(?= |$)'),
@ -87,18 +91,42 @@ class ForthPipe(Pipe):
modename = 'forthpipe'
grammar = ForthPipeGrammar
dopen = {}
for s in ['if', 'case', 'of', '?dup-if', '?dup-0=-if', 'begin', 'while',
'until', '?do', 'for', 'code']:
dopen[s] = None
dclose = {}
for s in ['then', 'endif', 'again']:
dclose[s] = None
class ForthTabber(tab.StackTabber2):
open_tokens = {'builtin': dopen, 'delimiter': {':': ';'}}
close_tokens = {'builtin': dclose, 'delimiter': set([';'])}
continue_tokens = {'nomatch': set()}
fixed_indent = True
def is_base(self, y):
return y == 0
def _is_indent(self, t):
return t.name == 'spaces'
def _is_ignored(self, t):
return t.fqname() in ('spaces', 'eol', 'comment', 'comment.start',
'comment.data', 'comment.null', 'comment.end')
def _handle_other_token(self, y, tokens, start, end, i, t):
tab.StackTabber2._handle_other_token(self, y, tokens, start, end, i, t)
if t.match('builtin', 'else'):
if len(self.stack) > 1:
self.curr_level = self.stack[-2].level
else:
self.curr_level = 0
class Forth(Fundamental):
modename = 'FORTH'
extensions = ['.fs', '.fi', '.fb']
grammar = ForthGrammar
commentc = '\\'
commentc = '\\ '
actions = [GforthStart, GforthLoadFile]
tabbercls = ForthTabber
colors = {
'forth_def': ('blue', 'default', 'bold'),
'forth_word': ('yellow', 'default', 'bold'),
'forth_keyword': ('magenta', 'default', 'bold'),
'forth_operator': ('cyan', 'default', 'bold'),
'forth_builtin': ('magenta', 'default', 'bold'),
}
def install(*args):

14
tab.py
View File

@ -241,7 +241,7 @@ class Marker2(object):
class StackTabber2(Tabber):
open_tokens = {'delimiter': {'{': '}', '(': ')', '[': ']'}}
close_tokens = {'delimiter': {'}': '{', ')': '(', ']': '['}}
close_tokens = {'delimiter': set(['}', ')', ']'])}
open_scope_tokens = {'delimiter': set(['{'])}
close_scope_tokens = {'delimiter': set(['}'])}
control_tokens = {'keyword': set(['if', 'else', 'while', 'do', 'for'])}
@ -253,6 +253,7 @@ class StackTabber2(Tabber):
end_free_tokens = {'string.end': 'string.start'}
start_macro_tokens = {}
end_macro_tokens = {}
fixed_indent = False
def __init__(self, m):
self.mode = m
self.name = m.name()
@ -356,8 +357,7 @@ class StackTabber2(Tabber):
return t.name in ('spaces', 'eol', 'comment')
def _is_close_token(self, t):
return (t.name == 'delimiter' and
t.string in self.close_tokens['delimiter'])
return t.string in self.close_tokens.get(t.name, set())
def _handle_close_token(self, y, tokens, start, end, i, t):
if not self.stack:
raise Exception, "unmatched %r, line %d" % (t.string, y)
@ -366,7 +366,8 @@ class StackTabber2(Tabber):
if marker.name in ('control', 'continue'):
self.stack.pop()
elif marker.name in self.open_tokens[marker.type_]:
if self.open_tokens[marker.type_][marker.name] == t.string:
s = self.open_tokens[marker.type_][marker.name]
if s in (None, t.string):
self.stack.pop()
break
else:
@ -393,8 +394,7 @@ class StackTabber2(Tabber):
#XYZYZYXYXY
def _is_open_token(self, t):
return (t.name == 'delimiter' and
t.string in self.open_tokens['delimiter'])
return t.string in self.open_tokens.get(t.name, set())
def _handle_open_token(self, y, tokens, start, end, i, t):
if i == 0 and self.stack and self.stack[-1].name == 'continue':
self.stack.pop()
@ -403,7 +403,7 @@ class StackTabber2(Tabber):
if i == 0 and t.string in self.open_scope_tokens.get(t.name, set()):
self._save_curr_level()
if i == end - start:
if i == end - start or self.fixed_indent:
level = self._get_next_level()
else:
level = tokens[i + 1].x + 1