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Style changes and factoring.

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* src/named-ref.h: Add comments.
	* src/parse-gram.y: Readability and style changes.
	* src/reader.c: Factoring: assign_named_ref function.
	* src/scan-code.l: Factoring and style changes. Rename
	parse_named_ref to parse_ref. Use "c-ctype.h" from gnulib.
	Use "unsigned" type for variant index. Improve readablity.
	* src/scan-gram.l: Change error messages and add comments.
	* src/symlist.h: symbol_list_null: New function decl.
	* src/symlist.c: symbol_list_null: Implement here.
	* tests/named-refs.at: Adjust for new error messages.
This commit is contained in:
Alex Rozenman
2009-07-04 22:16:17 +03:00
parent ae09ec8577
commit d5e8574bf6
9 changed files with 222 additions and 196 deletions
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45
tests/named-refs.at
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@@ -1,7 +1,6 @@
# Named references test. -*- Autotest -*-
# Copyright (C) 2009 Free Software
# Foundation, Inc.
# Copyright (C) 2009 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
@@ -256,14 +255,14 @@ exp:
]])
AT_BISON_CHECK([-o test.c test.y], 1, [],
[[test.y:50.51-60: reference is invalid: `$<ival>lo9', symbol not found
test.y:51.51-60: reference is misleading: `$<ival>exp'
[[test.y:50.51-60: invalid reference: `$<ival>lo9', symbol not found
test.y:51.51-60: misleading reference: `$<ival>exp'
test.y:42.1-3: refers to: $exp at $$
test.y:51.7: possibly meant: $x, hiding $exp at $1
test.y:51.41: possibly meant: $r, hiding $exp at $4
test.y:52.51-52: $l of `exp' has no declared type
test.y:55.46-49: reference is invalid: `$r12', symbol not found
test.y:56.29-33: reference is invalid: `$expo', symbol not found
test.y:55.46-49: invalid reference: `$r12', symbol not found
test.y:56.29-33: invalid reference: `$expo', symbol not found
]])
AT_CLEANUP
@@ -278,7 +277,7 @@ foo: '1'
foo.bar: '2'
]])
AT_BISON_CHECK([-o test.c test.y], 1, [],
[[test.y:11.22-29: reference is misleading: `$foo.bar'
[[test.y:11.22-29: misleading reference: `$foo.bar'
test.y:11.8-10: refers to: $foo at $1
test.y:11.12-18: possibly meant: $[foo.bar] at $2
]])
@@ -354,33 +353,33 @@ factor: '(' expr ')' { $$ = $2; }
;
]])
AT_BISON_CHECK([-o test.c test.y], 1, [],
[[test.y:24.36-41: reference is invalid: `$cond1', symbol not found
test.y:26.43-53: reference is invalid: `$stmt.field'
[[test.y:24.36-41: invalid reference: `$cond1', symbol not found
test.y:26.43-53: invalid reference: `$stmt.field'
test.y:25.35-38: possibly meant: $then.field, hiding $stmt.field at $4
test.y:28.43-52: reference is invalid: `$stmt.list'
test.y:28.43-52: invalid reference: `$stmt.list'
test.y:27.30-38: possibly meant: $[stmt.list] at $4
test.y:30.43-46: reference is ambiguous: `$xyz'
test.y:30.43-46: ambiguous reference: `$xyz'
test.y:29.35-37: refers to: $xyz at $4
test.y:29.50-52: refers to: $xyz at $6
test.y:32.43-52: reference is invalid: `$stmt.list'
test.y:32.43-52: invalid reference: `$stmt.list'
test.y:31.40-43: possibly meant: $then, hiding $[stmt.list] at $4
test.y:31.61-64: possibly meant: $else, hiding $[stmt.list] at $6
test.y:34.43-58: reference is invalid: `$stmt.list.field'
test.y:34.43-58: invalid reference: `$stmt.list.field'
test.y:33.40-43: possibly meant: $then.field, hiding $[stmt.list].field at $4
test.y:33.61-64: possibly meant: $else.field, hiding $[stmt.list].field at $6
test.y:36.43-54: reference is invalid: `$[stmt.list]'
test.y:36.43-54: invalid reference: `$[stmt.list]'
test.y:35.40-43: possibly meant: $then, hiding $[stmt.list] at $4
test.y:35.61-64: possibly meant: $else, hiding $[stmt.list] at $6
test.y:38.43-49: reference is invalid: `$then.1'
test.y:38.43-49: invalid reference: `$then.1'
test.y:37.40-45: possibly meant: $[then.1] at $4
test.y:40.43-55: reference is invalid: `$then.1.field'
test.y:40.43-55: invalid reference: `$then.1.field'
test.y:39.40-45: possibly meant: $[then.1].field at $4
test.y:42.44-50: reference is invalid: `$stmt.x'
test.y:42.44-50: invalid reference: `$stmt.x'
test.y:41.36-41: possibly meant: $[stmt.x].x, hiding $stmt.x at $4
test.y:41.36-41: possibly meant: $[stmt.x] at $4
test.y:44.13-22: reference is invalid: `$if-stmt-a'
test.y:44.13-22: invalid reference: `$if-stmt-a'
test.y:43.1-9: possibly meant: $[if-stmt-a] at $$
test.y:46.46-54: reference is invalid: `$then-a.f'
test.y:46.46-54: invalid reference: `$then-a.f'
test.y:45.41-46: possibly meant: $[then-a].f at $4
]])
AT_CLEANUP
@@ -395,7 +394,7 @@ start: foo[] bar
{ s = $foo; }
]])
AT_BISON_CHECK([-o test.c test.y], 1, [],
[[test.y:11.12: a non empty identifier expected
[[test.y:11.12: an identifier expected
]])
AT_CLEANUP
@@ -409,7 +408,7 @@ start: foo[ a d ] bar
{ s = $foo; }
]])
AT_BISON_CHECK([-o test.c test.y], 1, [],
[[test.y:11.15: redundant identifier in bracketed name: `d'
[[test.y:11.15: unexpected identifier in bracketed name: `d'
]])
AT_CLEANUP
@@ -423,7 +422,7 @@ start: foo[/* comment */] bar
{ s = $foo; }
]])
AT_BISON_CHECK([-o test.c test.y], 1, [],
[[test.y:11.25: a non empty identifier expected
[[test.y:11.25: an identifier expected
]])
AT_CLEANUP
@@ -452,6 +451,6 @@ AT_DATA_GRAMMAR([test.y],
start[a s]: foo
]])
AT_BISON_CHECK([-o test.c test.y], 1, [],
[[test.y:11.9: redundant identifier in bracketed name: `s'
[[test.y:11.9: unexpected identifier in bracketed name: `s'
]])
AT_CLEANUP