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Better error #24

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Better error #24

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86b0e19
update test code to use world:newCollider
HDictus Aug 12, 2024
f223e99
add more informative error message for world:newCollider
HDictus Aug 12, 2024
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19 changes: 10 additions & 9 deletions test/main.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,9 @@ for n, v in pairs(_G) do
pre_globals[n] = v
end

local mystr = "Astring"
print(mystr:upper())

bf = require("breezefield")

for n, v in pairs(_G) do
Expand All @@ -13,26 +16,24 @@ end
function love.load()
world = bf.newWorld(0, 90.81, true)

ground = bf.Collider.new(world,
"rect", 325, 600, 650, 100)
ground = world:newCollider("rect", {325, 600, 650, 100})

ground:setType("static")
print(ground.collider_type)

ball = bf.Collider.new(world, "Circle", 325, 325, 20)
ball = world:newCollider("Circle", {325, 325, 20})

ball:setRestitution(0.8)
block1 = bf.Collider.new(world, "Polygon", {150, 375, 250, 375,
250, 425, 150, 425})
block1 = world:newCollider("Polygon", {150, 375, 250, 375, 250, 425, 150, 425})
little_ball.new(
love.math.random(love.graphics.getWidth()), 0)

tri = bf.Collider.new(world, "Polygon", {400, 400, 450, 400, 425, 356.7})
tri = world:newCollider("Polygon", {400, 400, 450, 400, 425, 356.7})

edge = bf.Collider.new(world, 'Edge', 500, 300, 500, 500)
edge = world:newCollider('Edge', {500, 300, 500, 500})
edge:setType('static')

chain = bf.Collider.new(world, 'Chain', false, 100, 100, 110, 110, 115, 110, 120, 115, 120, 125, 130, 130)
chain = world:newCollider('Chain', {false, 100, 100, 110, 110, 115, 110, 120, 115, 120, 125, 130, 130})


function ball:postSolve(other)
Expand Down Expand Up @@ -103,7 +104,7 @@ function spawn_random_ball()
end

function little_ball.new(x, y)
local n = bf.Collider.new(world, 'Circle', x, y, 5)
local n = world:newCollider('Circle', {x, y, 5})
setmetatable(n, little_ball)
return n
end
Expand Down
9 changes: 9 additions & 0 deletions world.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -293,6 +293,15 @@ args:
table_to_use (optional, table): table to generate as the collider
]]--
function World:newCollider(collider_type, shape_arguments, table_to_use)
if type(collider_type) ~= 'string' then
if type(self) == 'string' then
error("World:newCollider not called correctly. "..
"You have probably tried to do world.newCollider(...) instead of world:newCollider(...). "..
"The colon notation is equivalent to world.newCollider(world, ...)"
)
end
error("The first argument of world:newCollider must be a string designating the collider type.")
end
local o = table_to_use or {}
setmetatable(o, Collider)
-- note that you will need to set static vs dynamic later
Expand Down