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generated by cgit-pink 1.4.1-2-gfad0 (git 2.36.2.497.gbbea4dcf42) at 2025-07-10 12:15:32 +0000


 


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.highlight .err { color: #a61717; background-color: #e3d2d2 } /* Error */
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.highlight .cm { color: #888888 } /* Comment.Multiline */
.highlight .cp { color: #cc0000; font-weight: bold } /* Comment.Preproc */
.highlight .cpf { color: #888888 } /* Comment.PreprocFile */
.highlight .c1 { color: #888888 } /* Comment.Single */
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#
#
#           The Nim Compiler
#        (c) Copyright 2015 Andreas Rumpf
#
#    See the file "copying.txt", included in this
#    distribution, for details about the copyright.
#

## Plugin support for the Nim compiler. Right now plugins
## need to be built with the compiler only: plugins using 
## DLLs or the FFI will not work.

import ast, semdata, idents

type
  Transformation* = proc (c: PContext; n: PNode): PNode {.nimcall.}
  Plugin = ref object
    fn, module, package: PIdent
    t: Transformation
    next: Plugin

proc pluginMatches(p: Plugin; s: PSym): bool =
  if s.name.id != p.fn.id:
    return false
  let module = s.skipGenericOwner
  if module == nil or module.kind != skModule or
      module.name.id != p.module.id:
    return false
  let package = module.owner
  if package == nil or package.kind != skPackage or
      package.name.id != p.package.id:
    return false
  return true

var head: Plugin

proc getPlugin*(fn: PSym): Transformation =
  var it = head
  while it != nil:
    if pluginMatches(it, fn): return it.t
    it = it.next

proc registerPlugin*(package, module, fn: string; t: Transformation) =
  let oldHead = head
  head = Plugin(fn: getIdent(fn), module: getIdent(module),
                 package: getIdent(package), t: t, next: oldHead)