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Added quote support for shell.py, so spaces can be put in single arguments

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This commit is contained in:
Patrick Marsee 2019-02-06 12:47:48 -05:00
parent e96bdfaead
commit 9055d8b257
2 changed files with 47 additions and 13 deletions
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27
gamemap.py
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@ -585,16 +585,26 @@ list of lists of tuples."""
del self.thingNames[name]
def path(self, x1, y1, x2, y2, closeEnough = True):
"""Uses Dijkstra's Algorithm to find the shortest path from (x1, y1) to (x2, y2)
The closeEnough parameter will create a path that lands beside the source if necessary."""
# first test to see that the start point is passable
startThing = self.getThingAtCoords(x1, y1)
if not closeEnough:
if startThing and not startThing.passable:
return -1, [] # meaning you can't get there
startPoint = self.coordsToInt(x1, y1)
dist, prev = self.dijkstra(x1, y1, closeEnough)
endPoint = self.coordsToInt(x2, y2)
numVertex = self.dimensions[0] * self.dimensions[1]
if dist[endPoint] < numVertex + 1:
return dist[endPoint], prev
else:
return -1, [] # meaning you can't get there
def dijkstra(self, x1, y1, closeEnough = True):
"""Uses Dijkstra's Algorithm to find the shortest path from (x1, y1) to (x2, y2)
The closeEnough parameter will create a path that lands beside the source if necessary."""
# first test to see that the start point is passable
startThing = self.getThingAtCoords(x1, y1)
startPoint = self.coordsToInt(x1, y1)
#endPoint = self.coordsToInt(x2, y2)
numVertex = self.dimensions[0] * self.dimensions[1]
dist = [numVertex + 1 for i in range(numVertex)]
prev = [-1 for i in range(numVertex)]
dist[startPoint] = 0
@ -617,10 +627,11 @@ The closeEnough parameter will create a path that lands beside the source if nec
prev[v] = u
heapq.heappush(queue, (dist[v], v))
if dist[endPoint] < numVertex + 1:
return dist[endPoint], prev
else:
return -1, [] # meaning you can't get there
return dist, prev
#if dist[endPoint] < numVertex + 1:
# return dist[endPoint], prev
#else:
# return -1, [] # meaning you can't get there
def lineOfSight(self, x1, y1, x2, y2):
pass

31
shell.py
View file

@ -20,7 +20,7 @@
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
#
# Ver. 0.1.0028
# Ver. 0.1.0029
import types as _types
@ -137,6 +137,7 @@ class Shell(object):
else:
self.handleUnknownCommand(command)
self.update()
self.__exit = False
def man(self, args):
help(self.__commands[args[0]])
@ -164,10 +165,32 @@ conventionally called args or argv"""
# Beyond this point are functions that are called within the main loop.
def scanInput(self):
"""Parses input. Override this for custom input parsing, or input source."""
ret = input()
if ret == '':
instr = input()
if instr == '':
return []
ret = ret.split()
inQuotes = False
ret = []
argStart = 0
c = 0
while c < len(instr):
if inQuotes:
if instr[c] == '"':
inQuotes = False
ret.append(instr[argStart:c])
argStart = c+1
else:
if instr[c] == '"':
inQuotes = True
if argStart != c:
ret.append(instr[argStart:c])
argStart = c+1
elif instr[c] in ' \t\n':
if argStart != c:
ret.append(instr[argStart:c])
argStart = c + 1
c += 1
if argStart != c:
ret.append(instr[argStart:c])
a = self.getAlias(ret[0])
if a:
ret = a[:] + ret[1:]