def _compile_WHILE(self, whilestmt):
self.add_line('while ' + scp.get_expr(whilestmt['condition']) + ':')
self._inc_indent()
for st in whilestmt['statements']:
self.compile_statement(st)
self._dec_indent()
self.add_line()
def _compile_SECTION(self, section):
params=""
for p in section['params']:
params += p['name'][1]
if 'default' in p:
params += "=" + scp.get_expr(p['default'])
params += ", "
if len(params) > 0:
params = '(' + params[:-2] + ')'
self.add_line('label ' + section['section'][1] + params + ":")
self._inc_indent()
def _compile_IF(self, ifstmt):
elsebr = None
firstbr = True
for br in ifstmt['branches']:
if br['condition'] is None:
elsestmt = br
else:
if firstbr:
self.add_line('if ' + scp.get_expr(br['condition']) + ':')
firstbr = False
else:
self.add_line('elif ' + scp.get_expr(br['condition']) + ':')
self._inc_indent()
for st in br['statements']:
self.compile_statement(st)
self._dec_indent()
if elsebr is not None:
self.add_line('else:')
self._inc_indent()
for st in elsebr['statements']:
self.compile_statement(st)
self._dec_indent()
def make_varset(self, varset): line = '' if scp.typed_check(varset['value'], 'boolean'): return self.make_flagset(varset) var = scp.to_words(varset['name'][1]).lower() value = scp.get_expr(varset['value']) if scp.typed_check(varset['value'], 'incdec'): readable = scp.to_human_readable(var + value) var_in = readable.rfind(var) var_str = readable[var_in:].replace(var, scp.quote(var, "'"), 1) readable = readable[0:var_in] + var_str line = readable.strip().capitalize() + '.' else: line = 'Set the variable ' + scp.quote(var, "'") + ' to ' + value + '.' return (line, False)
def _compile_EXECUTE(self, execute):
params = ""
use_pass = False
for p in execute['params']:
if 'name' in p:
use_pass = True
params += p['name'][1] + "="
params += scp.get_expr(p['value'])
params += ', '
if len(params) > 0:
params = '(' + params[:-2] + ')'
if use_pass:
self.add_line('call expression %s pass %s' % (scp.quote(execute['section'][1]), params))
else:
self.add_line('call %s%s' % (execute['section'][1], params))
self.add_line()
def _compile_IF(self, ifstmt):
elsebr = None
firstbr = True
had_output = False
for br in ifstmt['branches']:
if br['condition'] is None:
elsestmt = br
else:
if not self.contains_writeable(br['statements']):
continue
had_output = True
negation = ''
if firstbr:
line = '%s do the following'
firstbr = False
else:
line = 'Otherwise,%s do the following'
cond = scp.get_expr(br['condition'])
if scp.typed_check(br['condition'], 'boolean'):
tcond = br['condition'][1]
if tcond:
negation = ' always'
line += ':'
else:
negation = ' never'
line += ':'
elif scp.typed_check(br['condition'], 'id'):
cond_words = scp.to_words(br['condition'][1]).lower()
if cond_words.startswith('have '):
cond_ph = cond_words[len('have '):]
line += ' only if we have ' + cond_ph + ':'
else:
line += ' only if ' + scp.quote(cond_words, "'") + ' is set:'
else:
line += ' only if ' + scp.to_human_readable(cond) + ':'
self.add_paragraph((line % negation).strip().capitalize(), style='Engine Instruction')
self.compile_block(br['statements'])
if elsebr is not None and had_output and self.contains_writeable(elsebr['statements']):
self.add_paragraph("Otherwise, do the following:", style='Engine Instruction')
self.compile_block(elsebr['statements'])
if not had_output:
self._add_break = False
def _compile_WHILE(self, whilestmt):
line = "Do the following "
cond = scp.get_expr(whilestmt['condition'])
if scp.typed_check(whilestmt['condition'], 'boolean'):
tcond = whilestmt['condition'][1]
if tcond:
line += 'forever:'
else:
line = 'Never do the following:'
elif scp.typed_check(whilestmt['condition'], 'id'):
cond_words = scp.to_words(whilestmt['condition'][1]).lower()
if cond_words.startswith('have '):
cond_ph = cond_words[len('have '):]
line += 'while we have ' + cond_ph + ':'
else:
line += 'while ' + scp.quote(cond_words, "'") + ' is set:'
else:
line += 'while ' + scp.to_human_readable(cond) + ':'
if self.contains_writeable(whilestmt['statements']):
self.add_paragraph(line, style='Engine Instruction')
self.compile_block(whilestmt['statements'])
else:
self._add_break = False
def make_flagset(self, flagset):
line = ''
value = scp.get_expr(flagset['value'])
tvalue = flagset['value'][1]
flag = scp.to_words(flagset['name'][1]).lower()
nat_lang = flag.startswith('have ')
if nat_lang:
phrase = flag[len('have '):]
if scp.typed_check(flagset['value'], 'boolean'):
if not nat_lang:
if tvalue:
line = 'Set the flag ' + scp.quote(flag, "'") + '.'
else:
line = 'Unset the flag ' + scp.quote(flag, "'") + '.'
else:
if tvalue:
line = 'We have now ' + phrase + '.'
else:
line = 'We have now not ' + phrase + '.'
elif scp.typed_check(flagset['value'], 'id'):
if nat_lang:
line = 'Whether we have ' + phrase + ' is determined by '
else:
line = 'Set the flag ' + scp.quote(flag, "'") + ' to the same as '
value_id = scp.to_words(value).lower()
if value_id.startswith('have '):
val_phrase = value_id[len('have '):]
line += 'whether we have ' + val_phrase + '.'
else:
line += 'the value of the variable ' + scp.quote(value_id, "'") + '.'
elif scp.typed_check(flagset['value'], 'expr'):
if nat_lang:
line = 'Whether we have now ' + flag + ' is determined by the value of the variable ' + value + '.'
else:
line = 'Set the flag ' + scp.quote(flag, "'") + ' to the same as the value of the variable ' + value + '.'
return (line, nat_lang)
def _compile_END(self, end):
if 'retval' in end:
self.add_line('return ' + scp.get_expr(end['retval']))
self._dec_indent()
self.add_line()
def _compile_VARSET(self, varset, noline=False):
self.add_line('$ ' + varset['name'][1] + ' ' + scp.get_expr(varset['value'], '= '))
if not noline:
self.add_line()
def _compile_FLAGSET(self, flagset):
self.add_line('$ ' + flagset['name'][1] + ' = ' + scp.get_expr(flagset['value']))
self.add_line()