parser_util: fix and nitunitfy `parse_something`

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/src/parser_util.nit b/src/parser_util.nit
index 91e766d..5287b34 100644 (file)
--- a/src/parser_util.nit
+++ b/src/parser_util.nit
@@ -93,6 +93,15 @@ redef class ToolContext
        # - a block of statements `ABlockExpr`
        # - a full module `AModule`
        # - a `AError` if nothing else matches
+       #
+       #     var tc = new ToolContext
+       #     assert tc.parse_something("foo") isa TId
+       #     assert tc.parse_something("foo[bar]") isa AExpr
+       #     assert tc.parse_something("Foo[Bar]") isa AType
+       #     assert tc.parse_something("foo\nbar") isa ABlockExpr
+       #     assert tc.parse_something("fun foo do bar\nfoo") isa AModule
+       #     assert tc.parse_something("fun fun") isa AParserError
+       #     assert tc.parse_something("?%^&") isa ALexerError
        fun parse_something(string: String): ANode
        do
                var source = new SourceFile.from_string("", string)
@@ -141,6 +150,8 @@ redef class ToolContext
 
                lexer = new InjectedLexer(source)
                lexer.injected_before.add new TKwdo
+               lexer.injected_before.add new TEol
+               lexer.injected_after.add new TEol
                lexer.injected_after.add new TKwend
                tree = (new Parser(lexer)).parse
                eof = tree.n_eof