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Added AST introspection routines as a part of the standard library

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This commit is contained in:
Zahary Karadjov
2011-09-05 15:56:02 +03:00
parent daa2c8732d
commit d541815e4b
4 changed files with 44 additions and 21 deletions
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7
compiler/semexprs.nim
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@@ -8,6 +8,7 @@
#
# this module does the semantic checking for expressions
const
ConstAbstractTypes = {tyNil, tyChar, tyInt..tyInt64, tyFloat..tyFloat128,
tyArrayConstr, tyTuple, tySet}
@@ -883,6 +884,11 @@ proc setMs(n: PNode, s: PSym): PNode =
n.sons[0] = newSymNode(s)
n.sons[0].info = n.info
proc semAstToYaml(c: PContext, n: PNode): PNode =
result = newStrNode(nkStrLit, n.treeToYaml.ropeToStr)
result.typ = getSysType(tyString)
result.info = n.info
proc semSlurp(c: PContext, n: PNode, flags: TExprFlags): PNode =
if sonsLen(n) == 2:
var a = c.semConstExpr(c, n.sons[1])
@@ -921,6 +927,7 @@ proc semMagic(c: PContext, n: PNode, s: PSym, flags: TExprFlags): PNode =
else:
result = semDirectOp(c, n, flags)
of mSlurp: result = semSlurp(c, n, flags)
of mAstToYaml: result = semAstToYaml(c, n)
else: result = semDirectOp(c, n, flags)
proc semIfExpr(c: PContext, n: PNode): PNode =