add config options for renaming a bit of the magic

Author: Le0Developer

CHANGELOG.md

@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Added `entry_name` config option (default: `__luapack_entry__`)
+- Added `package_preload_name` config option (default: `package.preload`)
+
 ### Fixed
 
 - Fixed `package.searchpath` not being used in Lua 5.2+ (instead falling back to our implementation)

README.md

@@ -176,6 +176,8 @@ All options:
 - `plugins = default_plugins` plugins
 - `compat_arg = true` compatibility for arg (cmd line arguments) passing in lua5.1 and 5.2
 - `include_entry = true` whether to include `__luapack_entry__` or not (useful for standalone packages)
+- `entry_name = "__luapack_entry__"` name of the entry function
+- `package_preload_name = "package.preload"` name of the package preload table
 
 
 - **Packer:searchpath_compat(name)**

luapack.yue

@@ -109,10 +109,15 @@ if "table" == type moon
 -- plugins = default_plugins
 -- compat_arg = true
 -- include_entry = true
+-- entry_name = "__luapack_entry__"
+-- package_preload_name = "package.preload"
 export class Packer
  new: (@options = {}) =>
  @loaded = {}
 
+ _entry_name: => @options.entry_name or "__luapack_entry__"
+ _package_preload_name: => @options.package_preload_name or "package.preload"
+
  extract_packages: (source) =>
  matches = {n: 0}
  fast_push matches, match for _, match in source::gmatch require_pattern
@@ -148,10 +153,10 @@ export class Packer
  @include dependency for dependency in *@extract_packages @loaded[package_name]
 
  pack: (entry) =>
- @include "__luapack_entry__", entry
- error "file not found: #{entry}" unless @loaded["__luapack_entry__"]?
+ @include @_entry_name!, entry
+ error "file not found: #{entry}" unless @loaded[@_entry_name!]?
 
- @loaded["__luapack_entry__"] = nil if @options.include_entry == false
+ @loaded[@_entry_name!] = nil if @options.include_entry == false
 
  export: =>
  packed = @bootstrap!
@@ -198,9 +203,9 @@ export class Packer
  already_loaded = {}
  for package_name, content in pairs @loaded
  if already_loaded[content]
- writer::writeln "package.preload[%q] = package.preload[%q]"::format package_name, already_loaded[content]
+ writer::writeln "%s[%q] = %s[%q]"::format @_package_preload_name!, package_name, @_package_preload_name!, already_loaded[content]
  else
- writer::writeln "package.preload[%q] = function(...)"::format package_name
+ writer::writeln "%s[%q] = function(...)"::format @_package_preload_name, package_name
  writer::endwrap ->
  if @options.compat_arg != false and content::match "%.%.%."
  writer::writeln "local arg = __luapack_arg__"
@@ -209,14 +214,14 @@ export class Packer
  if @options.clear_loaded != false
  writer::writeln "package.loaded[%q] = nil"::format package_name
 
- if @loaded["__luapack_entry__"]?
+ if @loaded[@_entry_name!]?
  -- some C functions may return "fake" nil which behave differently
  -- returning it crashes some environments
  -- assigning it to a variable fixes the issue
  -- TODO: do we need the `do` block?
  writer::writeln "do"
  writer::endwrap ->
- writer::writeln 'local _result = package.preload["__luapack_entry__"](...)'
+ writer::writeln 'local _result = %s[%q](...)'::format @_package_preload_name, @_entry_name!
  writer::writeln "return _result"
  writer::str!