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import darg
import compile_rules_js_convert as jsconv
dACTIONS = {}
dFUNCTIONS = {}
dFUNCNAME = {}
def createFunction (sType, sCode, bStartWithEqual=False):
"create a function (stored in <dFUNCTIONS>) and return function name"
sCode = prepareFunction(sCode)
if sType not in dFUNCNAME:
dFUNCNAME[sType] = {}
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import darg
import compile_rules_js_convert as jsconv
dACTIONS = {}
dFUNCTIONS = {}
dFUNCNAME = {}
dDECLENSIONS = {}
def createFunction (sType, sCode, bStartWithEqual=False):
"create a function (stored in <dFUNCTIONS>) and return function name"
sCode = prepareFunction(sCode)
if sType not in dFUNCNAME:
dFUNCNAME[sType] = {}
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sCode = re.sub(r"[\\](\d+)", 'lToken[nTokenOffset+\\1]["sValue"]', sCode)
sCode = re.sub(r"[\\]-(\d+)", 'lToken[nLastToken-\\1+1]["sValue"]', sCode)
sCode = re.sub(r">1", 'lToken[nLastToken+1]["sValue"]', sCode)
sCode = re.sub(r"<1", 'lToken[nTokenOffset]["sValue"]', sCode)
return sCode
def genTokenLines (sTokenLine, dDef):
"tokenize a string and return a list of lines of tokens"
lTokenLines = []
for sToken in sTokenLine.split():
# replace merger characters by spaces
if "␣" in sToken:
sToken = sToken.replace("␣", " ")
# optional token?
bNullPossible = sToken.startswith("?") and sToken.endswith("¿")
if bNullPossible:
sToken = sToken[1:-1]
# token with definition?
if sToken.startswith("({") and sToken.endswith("})") and sToken[1:-1] in dDef:
sToken = "(" + dDef[sToken[1:-1]] + ")"
elif sToken.startswith("{") and sToken.endswith("}") and sToken in dDef:
sToken = dDef[sToken]
if ( (sToken.startswith("[") and sToken.endswith("]")) or (sToken.startswith("([") and sToken.endswith("])")) ):
# multiple token
bSelectedGroup = sToken.startswith("(") and sToken.endswith(")")
if bSelectedGroup:
sToken = sToken[1:-1]
lNewToken = sToken[1:-1].split("|")
if not lTokenLines:
lTokenLines = [ ["("+s+")"] for s in lNewToken ] if bSelectedGroup else [ [s] for s in lNewToken ]
if bNullPossible:
lTokenLines.extend([ [] for i in range(len(lNewToken)+1) ])
else:
lNewTemp = []
if bNullPossible:
for aRule in lTokenLines:
for sElem in lNewToken:
aNewRule = list(aRule)
aNewRule.append(sElem)
lNewTemp.append(aNewRule)
else:
sElem1 = lNewToken.pop(0)
for aRule in lTokenLines:
for sElem in lNewToken:
aNewRule = list(aRule)
aNewRule.append("(" + sElem + ")" if bSelectedGroup else sElem)
lNewTemp.append(aNewRule)
aRule.append("(" + sElem1 + ")" if bSelectedGroup else sElem1)
lTokenLines.extend(lNewTemp)
else:
# simple token
if not lTokenLines:
lTokenLines = [[sToken], []] if bNullPossible else [[sToken]]
else:
if bNullPossible:
lNewTemp = []
for aRule in lTokenLines:
lNew = list(aRule)
lNew.append(sToken)
lNewTemp.append(lNew)
lTokenLines.extend(lNewTemp)
else:
for aRule in lTokenLines:
aRule.append(sToken)
for aRule in lTokenLines:
yield aRule
def createRule (iLine, sRuleName, sTokenLine, iActionBlock, sActions, nPriority, dOptPriority, dDef):
"generator: create rule as list"
# print(iLine, "//", sRuleName, "//", sTokenLine, "//", sActions, "//", nPriority)
for lToken in genTokenLines(sTokenLine, dDef):
# Calculate positions
dPos = {} # key: iGroup, value: iToken
iGroup = 0
#if iLine == 15818: # debug
# print(" ".join(lToken))
for i, sToken in enumerate(lToken):
if sToken.startswith("(") and sToken.endswith(")"):
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sCode = re.sub(r"[\\](\d+)", 'lToken[nTokenOffset+\\1]["sValue"]', sCode)
sCode = re.sub(r"[\\]-(\d+)", 'lToken[nLastToken-\\1+1]["sValue"]', sCode)
sCode = re.sub(r">1", 'lToken[nLastToken+1]["sValue"]', sCode)
sCode = re.sub(r"<1", 'lToken[nTokenOffset]["sValue"]', sCode)
return sCode
def genTokenLines (sTokenLine, dDef, dDecl):
"tokenize a string and return a list of lines of tokens"
lTokenLines = []
for sTokBlock in sTokenLine.split():
# replace merger characters by spaces
if "␣" in sTokBlock:
sTokBlock = sTokBlock.replace("␣", " ")
# optional token?
bNullPossible = sTokBlock.startswith("?") and sTokBlock.endswith("¿")
if bNullPossible:
sTokBlock = sTokBlock[1:-1]
# token with definition?
if sTokBlock.startswith("({") and sTokBlock.endswith("})") and sTokBlock[1:-1] in dDef:
sTokBlock = "(" + dDef[sTokBlock[1:-1]] + ")"
elif sTokBlock.startswith("{") and sTokBlock.endswith("}") and sTokBlock in dDef:
sTokBlock = dDef[sTokBlock]
if ( (sTokBlock.startswith("[") and sTokBlock.endswith("]")) or (sTokBlock.startswith("([") and sTokBlock.endswith("])")) ):
# multiple token
bSelectedGroup = sTokBlock.startswith("(") and sTokBlock.endswith(")")
if bSelectedGroup:
sTokBlock = sTokBlock[1:-1]
lToken = createTokenList(sTokBlock, dDecl)
if not lTokenLines:
lTokenLines = [ ["("+s+")"] for s in lToken ] if bSelectedGroup else [ [s] for s in lToken ]
if bNullPossible:
lTokenLines.extend([ [] for i in range(len(lToken)+1) ])
else:
lNewTemp = []
if bNullPossible:
for aRule in lTokenLines:
for sElem in lToken:
aNewRule = list(aRule)
aNewRule.append(sElem)
lNewTemp.append(aNewRule)
else:
sElem1 = lToken.pop(0)
for aRule in lTokenLines:
for sElem in lToken:
aNewRule = list(aRule)
aNewRule.append("(" + sElem + ")" if bSelectedGroup else sElem)
lNewTemp.append(aNewRule)
aRule.append("(" + sElem1 + ")" if bSelectedGroup else sElem1)
lTokenLines.extend(lNewTemp)
else:
# simple token
if not lTokenLines:
lTokenLines = [[sTokBlock], []] if bNullPossible else [[sTokBlock]]
else:
if bNullPossible:
lNewTemp = []
for aRule in lTokenLines:
lNew = list(aRule)
lNew.append(sTokBlock)
lNewTemp.append(lNew)
lTokenLines.extend(lNewTemp)
else:
for aRule in lTokenLines:
aRule.append(sTokBlock)
for aRule in lTokenLines:
yield aRule
def createTokenList (sTokBlock, dDeclensions):
"return a list of tokens from a block of tokens"
lToken = []
for sToken in sTokBlock[1:-1].split("|"):
if "+" in sToken and not sToken.startswith("+"):
print("\n", sToken)
for sCode in dDeclensions:
if sToken.endswith(sCode):
sToken = sToken[:-len(sCode)]
lToken.append(sToken)
print(dDeclensions[sCode])
for sSuffix in dDeclensions[sCode]:
lToken.append(sToken+sSuffix)
break
print(lToken)
else:
lToken.append(sToken)
return lToken
def createRule (iLine, sRuleName, sTokenLine, iActionBlock, sActions, nPriority, dOptPriority, dDef, dDecl):
"generator: create rule as list"
# print(iLine, "//", sRuleName, "//", sTokenLine, "//", sActions, "//", nPriority)
for lToken in genTokenLines(sTokenLine, dDef, dDecl):
# Calculate positions
dPos = {} # key: iGroup, value: iToken
iGroup = 0
#if iLine == 15818: # debug
# print(" ".join(lToken))
for i, sToken in enumerate(lToken):
if sToken.startswith("(") and sToken.endswith(")"):
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print("# Error in action at line " + sActionId + ": second argument for <define> must be a list of strings")
sAction = createFunction("da", sAction)
return [sOption, sCondition, cAction, sAction]
print(" # Unknown action.", sActionId)
return None
def make (lRule, dDef, sLang, dOptPriority):
"compile rules, returns a dictionary of values"
# for clarity purpose, don’t create any file here
# removing comments, zeroing empty lines, creating definitions, storing tests, merging rule lines
print(" parsing rules...")
lTokenLine = []
sActions = ""
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print("# Error in action at line " + sActionId + ": second argument for <define> must be a list of strings")
sAction = createFunction("da", sAction)
return [sOption, sCondition, cAction, sAction]
print(" # Unknown action.", sActionId)
return None
def make (lRule, sLang, dDef, dDecl, dOptPriority):
"compile rules, returns a dictionary of values"
# for clarity purpose, don’t create any file here
# removing comments, zeroing empty lines, creating definitions, storing tests, merging rule lines
print(" parsing rules...")
lTokenLine = []
sActions = ""
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# processing rules
print(" preparing rules...")
for sGraphName, lRuleLine in dAllGraph.items():
print("{:>8,} rules in {:<24} ".format(len(lRuleLine), "<"+sGraphName+">"), end="")
lPreparedRule = []
for i, sRuleGroup, sTokenLine, iActionBlock, sActions, nPriority in lRuleLine:
for aRule in createRule(i, sRuleGroup, sTokenLine, iActionBlock, sActions, nPriority, dOptPriority, dDef):
lPreparedRule.append(aRule)
# Graph creation
oDARG = darg.DARG(lPreparedRule, sLang)
dAllGraph[sGraphName] = oDARG.createGraph()
# Debugging
if False:
print("\nRULES:")
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# processing rules
print(" preparing rules...")
for sGraphName, lRuleLine in dAllGraph.items():
print("{:>8,} rules in {:<24} ".format(len(lRuleLine), "<"+sGraphName+">"), end="")
lPreparedRule = []
for i, sRuleGroup, sTokenLine, iActionBlock, sActions, nPriority in lRuleLine:
for aRule in createRule(i, sRuleGroup, sTokenLine, iActionBlock, sActions, nPriority, dOptPriority, dDef, dDecl):
lPreparedRule.append(aRule)
# Graph creation
oDARG = darg.DARG(lPreparedRule, sLang)
dAllGraph[sGraphName] = oDARG.createGraph()
# Debugging
if False:
print("\nRULES:")
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