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symbol files: implemented accurate module dependency tracking

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This commit is contained in:
Araq 2018-02-21 00:48:23 +01:00
commit 046ed4ed22
7 changed files with 105 additions and 22 deletions
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5
compiler/modulegraphs.nim
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@ -25,7 +25,7 @@
## - Its dependent module stays the same.
##
import ast, intsets, tables, options
import ast, intsets, tables, options, rod
type
ModuleGraph* = ref object
@ -81,6 +81,8 @@ proc getModule*(g: ModuleGraph; fileIdx: int32): PSym =
proc dependsOn(a, b: int): int {.inline.} = (a shl 15) + b
proc addDep*(g: ModuleGraph; m: PSym, dep: int32) =
assert m.position == m.info.fileIndex
addModuleDep(m.info.fileIndex, dep, isIncludeFile = false)
if suggestMode:
deps.incl m.position.dependsOn(dep)
# we compute the transitive closure later when quering the graph lazily.
@ -88,6 +90,7 @@ proc addDep*(g: ModuleGraph; m: PSym, dep: int32) =
#invalidTransitiveClosure = true
proc addIncludeDep*(g: ModuleGraph; module, includeFile: int32) =
addModuleDep(module, includeFile, isIncludeFile = true)
discard hasKeyOrPut(inclToMod, includeFile, module)
proc parentModule*(g: ModuleGraph; fileIdx: int32): int32 =