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non-nil AST; continue after errors for IDE support

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Araq 2011-02-12 19:24:20 +01:00
commit 5b28d08203
84 changed files with 678 additions and 722 deletions
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8
doc/astspec.txt
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@ -43,10 +43,8 @@ To specify the AST for the different Nimrod constructs, the notation
``nodekind(son1, son2, ...)`` or ``nodekind(value)`` or
``nodekind(field=value)`` is used.
Some child may be missing. Then it is ``nil``. A nil child is equivalent to
a node of kind ``nnkEmpty``. This is more or less a (useful) artifact from
the implementation. (In the compiler's implementation ``nil`` is of course
not the same as ``nnkEmpty``!)
Some child may be missing. A missing child is a node of kind ``nnkEmpty``;
a child can never be nil.
Leaf nodes/Atoms
@ -364,7 +362,7 @@ When statement
--------------
Like the ``if`` statement, but the root has the kind ``nnkWhenStmt``.
Assignment
----------