Merge pull request #12 from Omikhleia/fix-lua51-compat

Lua 5.1 minimum compatibility

.github/workflows/luacheck.yml

@@ -8,6 +8,6 @@ jobs:
  runs-on: ubuntu-22.04
  steps:
  - name: Checkout
- uses: actions/checkout@v3
+ uses: actions/checkout@v4
  - name: Luacheck
- uses: lunarmodules/luacheck@v0
+ uses: lunarmodules/luacheck@v1

.luacheckrc

@@ -1,4 +1,4 @@
-std = "max"
+std = "min+sile"
 include_files = {
  "**/*.lua",
  "sile.in",
@@ -19,15 +19,6 @@ exclude_files = {
 files["**/*_spec.lua"] = {
  std = "+busted"
 }
-globals = {
- "SILE",
- "SU",
- "luautf8",
- "pl",
- "fluent",
- "SYSTEM_SILE_PATH",
- "SHARED_LIB_EXT"
-}
 max_line_length = false
 ignore = {
  "581" -- operator order warning doesn't account for custom table metamethods

packages/framebox/graphics/rough.lua

@@ -21,7 +21,7 @@ local function _offsetOpt(x, ops, roughnessGain)
 end
 
 local function _line(x1, y1, x2, y2, o, move, overlay) -- returns an array of operations
- local lengthSq = math.pow((x1 - x2), 2) + math.pow((y1 - y2), 2)
+ local lengthSq = (x1 - x2)^2 + (y1 - y2)^2
  local length = math.sqrt(lengthSq)
  local roughnessGain
  if length < 200 then

ptable.sile-2.0.1-1.rockspec

@@ -0,0 +1,33 @@
+rockspec_format = "3.0"
+package = "ptable.sile"
+version = "2.0.1-1"
+source = {
+ url = "git+https://github.com/Omikhleia/ptable.sile.git",
+ tag = "v2.0.1",
+}
+description = {
+ summary = "Paragraph boxes, framed boxes and table packages for the SILE typesetting system.",
+ detailed = [[
+ This package for the SILE typesetter provides struts, paragraph boxes
+ (parbox), framed boxes (framebox) and tables (ptable).
+ ]],
+ homepage = "https://github.com/Omikhleia/ptable.sile",
+ license = "MIT",
+}
+dependencies = {
+ "lua >= 5.1",
+ "silex.sile >= 0.1.0",
+}
+build = {
+ type = "builtin",
+ modules = {
+ ["sile.packages.struts"] = "packages/struts/init.lua",
+ ["sile.packages.parbox"] = "packages/parbox/init.lua",
+ ["sile.packages.ptable"] = "packages/ptable/init.lua",
+ ["sile.packages.framebox"] = "packages/framebox/init.lua",
+ ["sile.packages.framebox.graphics.prng"] = "packages/framebox/graphics/prng.lua",
+ ["sile.packages.framebox.graphics.renderer"] = "packages/framebox/graphics/renderer.lua",
+ ["sile.packages.framebox.graphics.rough"] = "packages/framebox/graphics/rough.lua",
+ ["sile.resilient-compat.hboxing"] = "resilient-compat/hboxing.lua",
+ }
+}