refactor syntline to represent the empty line, and replace itself

fix up matching for variable references
This commit is contained in:
Jeremy Penner 2011-09-08 22:39:44 -04:00
parent 0bf142c64e
commit 1ca029e2b6

View file

@ -29,19 +29,23 @@ class Rtype(TPrs):
for lit in self.RglitFromSt(st):
yield SyntLit(None, lit, self)
for synt in self.RgsyntVarRefFromSt(syntBlock, st):
yield synt
def RgsyntVarRefFromSt(self, syntBlock, st):
while syntBlock != None:
if isinstance(syntBlock, SyntBlock):
for synt in self.RgsyntFromSyntBlock(syntBlock, st):
yield synt
syntBlock = syntBlock.syntParent
# helper for RgsyntFromSt
# helper for RgsyntVarRefFromSt
def RgsyntFromSyntBlock(self, syntBlock, st):
# yield all vars in scope
for syntLine in syntBlock.rgsynt:
if SyntVar.FVarOfType(syntLine.rgsynt[0], self):
yield SyntVarRef(None, syntLine.rgsynt[0])
for syntVar in syntBlock.rgsynt:
if SyntVar.FVarOfType(syntVar, self) and syntVar.name.St().lower().startswith(st.lower()):
yield SyntVarRef(None, syntVar)
def StForSobj(self, sobj):
return str(sobj)
def FMember(self, sobj):
@ -111,7 +115,7 @@ class Synt(Typeable):
@classmethod
def RgsyntReplace(cls, syntChild, st, rtype):
return []
def ProjectTypeinForChild(self, pwParent, syntChild, st):
def OnSelect(synt, psel):
self.Replace(syntChild, synt)
@ -243,28 +247,14 @@ class SyntExpr(Synt):
def Project(self, pcur):
self.syntParent.ProjectTypeinForChild(pcur.PwHoriz(self), self, " ")
class SyntLine(Synt):
class SyntLine(SyntDesc):
rgclsStmt = []
def Populate(self):
self.rgsynt.append(SyntBlank(self))
def SetStmt(self, syntStmt):
self.Replace(self.rgsynt[0], syntStmt)
def Project(self, pcur):
pwKey = PwKeyHandler(pcur.pwVert, self.HandleKey)
with pcur.ProjectHoriz(pwKey, self):
self.rgsynt[0].Project(pcur)
def RgsyntForChild(self, syntChild, st):
for clsStmt in self.rgclsStmt:
desc = [[" "]]
@classmethod
def RgsyntReplace(cls, syntChild, st, rtype):
for clsStmt in cls.rgclsStmt:
if clsStmt.StForTypein().lower().startswith(st.lower()):
yield clsStmt(None)
def HandleKey(self, pwKey, pov, psel, key):
if ansi.FEnter(key):
self.syntParent.InsertLineAfter(self, None)
psel.Inc(pwKey.PwParent())
return True
return False
class SyntBlock(Synt):
def Project(self, pcur):
@ -277,18 +267,29 @@ class SyntBlock(Synt):
psel.Inc(pcur.pwVert)
PwButtonHidden(pcur.pwVert, "[insert new line]", None, OnInsertNewLine, pcur.dxindent)
for syntLine in self.rgsynt:
syntLine.Project(pcur)
pwKey = PwKeyHandler(pcur.pwVert, self.HandleKey)
with pcur.ProjectHoriz(pwKey, syntLine):
syntLine.Project(pcur)
def RgsyntForChild(self, syntChild, st):
return SyntLine.RgsyntReplace(syntChild, st, None)
def InsertLineAfter(self, syntAfter, syntStmt):
syntLine = SyntLine(self)
if syntStmt != None:
syntLine.SetStmt(syntStmt)
if syntStmt == None:
syntStmt = SyntLine(self)
if syntAfter == None:
self.rgsynt.insert(0, syntLine)
self.rgsynt.insert(0, syntStmt)
else:
self.rgsynt.insert(self.rgsynt.index(syntAfter) + 1, syntLine)
return syntLine
self.rgsynt.insert(self.rgsynt.index(syntAfter) + 1, syntStmt)
syntStmt.syntParent = self
return syntStmt
def HandleKey(self, pwKey, pov, psel, key):
if ansi.FEnter(key):
self.InsertLineAfter(pwKey.pwChild.Value(), None)
psel.Inc(pwKey.PwParent())
return True
return False
class SyntLit(Synt):
def InitPersistent(self, syntParent, value, rtype):
Synt.InitPersistent(self, syntParent)
@ -300,11 +301,7 @@ class SyntLit(Synt):
return self.rtype
def Project(self, pcur):
self.syntParent.ProjectTypeinForChild(pcur.PwHoriz(self), self, self.StForTypein())
@RegStmt
class SyntBlank(SyntDesc):
desc = [[" "]]
@RegStmt
class SyntVar(SyntDesc):
desc = [["Define"], " ", (SyntName, None), " to be ", (SyntExpr, 1)]
@ -318,6 +315,10 @@ class SyntVarRef(Synt):
def __init__(self, syntParent, syntVar = None):
Synt.__init__(self, syntParent)
self.syntVar = syntVar
@classmethod
def RgsyntReplace(cls, syntChild, st, rtype):
rtype = rtype and RtypeAny()
return rtype.RgsyntVarRefForChild(syntChild, st)
def Rtype(self):
return self.syntVar.Rtype()
def StForTypein(self):
@ -566,14 +567,14 @@ class PwButtonHidden(PwButton):
if mpksel.Get(self) == Ksel.NAV:
PwButton.Draw(self, ascr, x + self.dxIndent, y, w - self.dxIndent, dxStart, mpksel, fOverlay)
class PwKeyHandler(PwContainer):
class PwKeyHandler(PwContainOne):
def __init__(self, pwParent, dgHandleKey):
PwContainer.__init__(self, pwParent)
PwContainOne.__init__(self, pwParent)
self.dgHandleKey = dgHandleKey
def DxDyNew(self, w, dxStart, mpksel):
return self.RgpwChild()[0].DxDyNew(w, dxStart, mpksel)
return self.pwChild.DxDyNew(w, dxStart, mpksel)
def Draw(self, ascr, x, y, w, dxStart, mpksel, fOverlay):
self.RgpwChild()[0].Draw(ascr, x, y, w, dxStart, mpksel, fOverlay)
self.pwChild.Draw(ascr, x, y, w, dxStart, mpksel, fOverlay)
def HandleKey(self, pov, psel, key):
self.dgHandleKey(self, pov, psel, key)