Small ast.nim cleanup (#12156)

* Remove sonsLen
* Use Indexable

1 files changed, 13 insertions, 13 deletions

diff --git a/compiler/astalgo.nim b/compiler/astalgo.nim
index 700092e67..cfa1a67fd 100644
--- a/compiler/astalgo.nim
+++ b/compiler/astalgo.nim
@@ -160,14 +160,14 @@ proc lookupInRecord(n: PNode, field: PIdent): PSym =
   result = nil
   case n.kind
   of nkRecList:
-    for i in 0 ..< sonsLen(n):
+    for i in 0 ..< len(n):
       result = lookupInRecord(n.sons[i], field)
       if result != nil: return
   of nkRecCase:
     if (n.sons[0].kind != nkSym): return nil
     result = lookupInRecord(n.sons[0], field)
     if result != nil: return
-    for i in 1 ..< sonsLen(n):
+    for i in 1 ..< len(n):
       case n.sons[i].kind
       of nkOfBranch, nkElse:
         result = lookupInRecord(lastSon(n.sons[i]), field)
@@ -183,7 +183,7 @@ proc getModule*(s: PSym): PSym =
   while result != nil and result.kind != skModule: result = result.owner
 
 proc getSymFromList*(list: PNode, ident: PIdent, start: int = 0): PSym =
-  for i in start ..< sonsLen(list):
+  for i in start ..< len(list):
     if list.sons[i].kind == nkSym:
       result = list.sons[i].sym
       if result.name.id == ident.id: return
@@ -326,9 +326,9 @@ proc typeToYamlAux(conf: ConfigRef; n: PType, marker: var IntSet, indent: int,
     sonsRope = "\"$1 @$2\"" % [rope($n.kind), rope(
         strutils.toHex(cast[ByteAddress](n), sizeof(n) * 2))]
   else:
-    if sonsLen(n) > 0:
+    if len(n) > 0:
       sonsRope = rope("[")
-      for i in 0 ..< sonsLen(n):
+      for i in 0 ..< len(n):
         if i > 0: add(sonsRope, ",")
         addf(sonsRope, "$N$1$2", [rspaces(indent + 4), typeToYamlAux(conf, n.sons[i],
             marker, indent + 4, maxRecDepth - 1)])
@@ -375,9 +375,9 @@ proc treeToYamlAux(conf: ConfigRef; n: PNode, marker: var IntSet, indent: int,
         else:
           addf(result, ",$N$1\"ident\": null", [istr])
       else:
-        if sonsLen(n) > 0:
+        if len(n) > 0:
           addf(result, ",$N$1\"sons\": [", [istr])
-          for i in 0 ..< sonsLen(n):
+          for i in 0 ..< len(n):
             if i > 0: add(result, ",")
             addf(result, "$N$1$2", [rspaces(indent + 4), treeToYamlAux(conf, n.sons[i],
                 marker, indent + 4, maxRecDepth - 1)])
@@ -562,12 +562,12 @@ proc value(this: var DebugPrinter; value: PType) =
     this.key "n"
     this.value value.n
 
-  if sonsLen(value) > 0:
+  if len(value) > 0:
     this.key "sons"
     this.openBracket
-    for i in 0 ..< sonsLen(value):
+    for i in 0 ..< len(value):
       this.value value.sons[i]
-      if i != sonsLen(value) - 1:
+      if i != len(value) - 1:
         this.comma
     this.closeBracket
 
@@ -615,12 +615,12 @@ proc value(this: var DebugPrinter; value: PNode) =
     if this.renderSymType and value.typ != nil:
       this.key "typ"
       this.value value.typ
-    if sonsLen(value) > 0:
+    if len(value) > 0:
       this.key "sons"
       this.openBracket
-      for i in 0 ..< sonsLen(value):
+      for i in 0 ..< len(value):
         this.value value.sons[i]
-        if i != sonsLen(value) - 1:
+        if i != len(value) - 1:
           this.comma
       this.closeBracket