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Do a better job of reporting source location for files (i.e. filemap)
that are really a substr of another file.
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Original file line number | Diff line number | Diff line change |
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// xfail-pretty | ||
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use std; | ||
use rustc; | ||
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import rustc::*; | ||
import std::io::*; | ||
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import rustc::driver::diagnostic; | ||
import rustc::syntax::ast; | ||
import rustc::syntax::codemap; | ||
import rustc::syntax::parse::parser; | ||
import rustc::syntax::print::*; | ||
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fn new_parse_sess() -> parser::parse_sess { | ||
fail; | ||
} | ||
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iface fake_ext_ctxt { | ||
fn session() -> fake_session; | ||
} | ||
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type fake_options = {cfg: ast::crate_cfg}; | ||
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type fake_session = {opts: @fake_options, | ||
parse_sess: parser::parse_sess}; | ||
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impl of fake_ext_ctxt for fake_session { | ||
fn session() -> fake_session {self} | ||
} | ||
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fn mk_ctxt() -> fake_ext_ctxt { | ||
let opts : fake_options = {cfg: []}; | ||
{opts: @opts, parse_sess: new_parse_sess()} as fake_ext_ctxt | ||
} | ||
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fn main() { | ||
let ext_cx = mk_ctxt(); | ||
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let abc = #ast{23}; | ||
check_pp(abc, pprust::print_expr, "23"); | ||
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let expr3 = #ast{2 - $(abcd) + 7}; //! ERROR unresolved name: abcd | ||
check_pp(expr3, pprust::print_expr, "2 - 23 + 7"); | ||
} | ||
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fn check_pp<T>(expr: T, f: fn(pprust::ps, T), expect: str) { | ||
fail; | ||
} | ||
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