karma/maze-solver-go
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moved instructions around to make it more

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consistent and fixed tiny bug
This commit is contained in:
Karma Riuk 2023-08-05 09:38:12 +02:00
parent ff28832f72
commit 345d9267ad
1 changed files with 4 additions and 2 deletions
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6
io/reader/text.go
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@ -64,10 +64,12 @@ func (r *TextReader) Read(filename string) (*maze.Maze, error) {
above_char == r.PathChar && (left_char == r.PathChar || right_char == r.PathChar)) {
coords := maze.Coordinates{X: x, Y: y}
node := maze.NewNode(coords)
r.lookupNeighbourAbove(&lines, node, &nodesByCoord, ret)
ret.Nodes = append(ret.Nodes, node)
nodesByCoord[coords] = node
r.lookupNeighbourAbove(&lines, node, &nodesByCoord, ret)
if left_char == r.PathChar && right_char == r.WallChar ||
above_char == r.PathChar && (left_char == r.PathChar || right_char == r.PathChar) {
r.lookupNeighbourLeft(&line, node, &nodesByCoord)
@ -125,7 +127,7 @@ func (r *TextReader) lookupNeighbourAbove(lines *[]string, node *maze.Node, node
func (r *TextReader) lookupNeighbourLeft(line *string, node *maze.Node, nodesByCoord *map[maze.Coordinates]*maze.Node) {
for x := node.Coords.X - 1; x > 0; x-- {
if (*line)[x] == r.WallChar {
if (*line)[x] == r.WallChar && x < node.Coords.X-1 {
panic(fmt.Sprintf("Found no node before wall while looking to the left at neighbours of node %v", node))
}