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prettier type name printing for generic types featuring static parameters

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Zahary Karadjov
2014-12-31 03:46:53 +02:00
parent a93585e47f
commit 1b54c55b7b
1 changed files with 14 additions and 6 deletions
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20
compiler/types.nim
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@@ -17,7 +17,7 @@ proc lastOrd*(t: PType): BiggestInt
proc lengthOrd*(t: PType): BiggestInt
type
TPreferedDesc* = enum
preferName, preferDesc, preferExported, preferModuleInfo
preferName, preferDesc, preferExported, preferModuleInfo, preferGenericArg
proc typeToString*(typ: PType; prefer: TPreferedDesc = preferName): string
proc base*(t: PType): PType
@@ -411,11 +411,13 @@ const
"UserTypeClassInst", "CompositeTypeClass",
"and", "or", "not", "any", "static", "TypeFromExpr", "FieldAccessor"]
const preferToResolveSymbols = {preferName, preferModuleInfo, preferGenericArg}
proc typeToString(typ: PType, prefer: TPreferedDesc = preferName): string =
var t = typ
result = ""
if t == nil: return
if prefer in {preferName, preferModuleInfo} and t.sym != nil and
if prefer in preferToResolveSymbols and t.sym != nil and
sfAnon notin t.sym.flags:
if t.kind == tyInt and isIntLit(t):
return t.sym.name.s & " literal(" & $t.n.intVal & ")"
@@ -428,20 +430,26 @@ proc typeToString(typ: PType, prefer: TPreferedDesc = preferName): string =
if not isIntLit(t) or prefer == preferExported:
result = typeToStr[t.kind]
else:
result = "int literal(" & $t.n.intVal & ")"
if prefer == preferGenericArg:
result = $t.n.intVal
else:
result = "int literal(" & $t.n.intVal & ")"
of tyGenericBody, tyGenericInst, tyGenericInvokation:
result = typeToString(t.sons[0]) & '['
for i in countup(1, sonsLen(t) -1 -ord(t.kind != tyGenericInvokation)):
if i > 1: add(result, ", ")
add(result, typeToString(t.sons[i]))
add(result, typeToString(t.sons[i], preferGenericArg))
add(result, ']')
of tyTypeDesc:
if t.base.kind == tyNone: result = "typedesc"
else: result = "typedesc[" & typeToString(t.base) & "]"
of tyStatic:
internalAssert t.len > 0
result = "static[" & typeToString(t.sons[0]) & "]"
if t.n != nil: result.add "(" & renderTree(t.n) & ")"
if prefer == preferGenericArg and t.n != nil:
result = t.n.renderTree
else:
result = "static[" & typeToString(t.sons[0]) & "]"
if t.n != nil: result.add "(" & renderTree(t.n) & ")"
of tyUserTypeClass:
internalAssert t.sym != nil and t.sym.owner != nil
return t.sym.owner.name.s