Fix the syntax_interpolation prototype for the newer parser api

Author: c42f

test/syntax_interpolation.jl

@@ -1,6 +1,6 @@
 # # Macros and expression interpolation
 
-using JuliaSyntax: SourceFile, SyntaxNode, parse_all, child, setchild!
+using JuliaSyntax: SourceFile, SyntaxNode, parseall, child, setchild!
 
 # The following shows that SyntaxNode works nicely for simple macros which
 # just interpolate expressions into one another. In particular it shows how
@@ -31,7 +31,7 @@ function at_show2(ex::SyntaxNode)
     # The following emulates the expression interpolation lowering which is
     # usually done by the compiler.
     # 1. Extract the expression literal as `block`
-    tree = parse_all(SyntaxNode, SourceFile(String(read(@__FILE__)), filename=@__FILE__))
+    tree = parseall(SyntaxNode, String(read(@__FILE__)), filename=@__FILE__)
     block = child(tree, 3, 2, 2, 1)
     # 2. Interpolate local variables into the block at positions of $'s
     # Interpolating a SyntaxNode `ex` is simple:
@@ -48,7 +48,7 @@ end
 
 # Let's have some simple expression to pass to at_show2. This will be
 # attributed to a different file foo.jl
-s2 = child(parse_all(SyntaxNode, SourceFile("foo +\n42", filename="foo.jl")), 1)
+s2 = parseall(SyntaxNode, "foo +\n42", filename="foo.jl", rule=:statement)
 
 # Calling at_show2, we see that the precise source information is preserved for
 # both the surrounding expression and the interpolated fragments.