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Disallow using of both tabs and spaces for indentation in the same file

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Closes #7898
This commit is contained in:
Bojidar Marinov 2019-07-26 21:24:34 +03:00
parent adae2b0738
commit f12f3cf726
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GPG key ID: 4D546A8F1E091856
2 changed files with 40 additions and 2 deletions
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36
modules/gdscript/gdscript_tokenizer.cpp
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@ -517,7 +517,22 @@ void GDScriptTokenizerText::_advance() {
INCPOS(1); INCPOS(1);
column = 1; column = 1;
int i = 0; int i = 0;
while (GETCHAR(i) == ' ' || GETCHAR(i) == '\t') { while (true) {
if (GETCHAR(i) == ' ') {
if (file_indent_type == INDENT_NONE) file_indent_type = INDENT_SPACES;
if (file_indent_type != INDENT_SPACES) {
_make_error("Spaces used for indentation in tab-indented file!");
return;
}
} else if (GETCHAR(i) == '\t') {
if (file_indent_type == INDENT_NONE) file_indent_type = INDENT_TABS;
if (file_indent_type != INDENT_TABS) {
_make_error("Tabs used for indentation in space-indented file!");
return;
}
} else {
break; // not indentation anymore
}
i++; i++;
} }
@ -555,9 +570,25 @@ void GDScriptTokenizerText::_advance() {
column = 1; column = 1;
line++; line++;
int i = 0; int i = 0;
while (GETCHAR(i) == ' ' || GETCHAR(i) == '\t') { while (true) {
if (GETCHAR(i) == ' ') {
if (file_indent_type == INDENT_NONE) file_indent_type = INDENT_SPACES;
if (file_indent_type != INDENT_SPACES) {
_make_error("Spaces used for indentation in tab-indented file!");
return;
}
} else if (GETCHAR(i) == '\t') {
if (file_indent_type == INDENT_NONE) file_indent_type = INDENT_TABS;
if (file_indent_type != INDENT_TABS) {
_make_error("Tabs used for indentation in space-indented file!");
return;
}
} else {
break; // not indentation anymore
}
i++; i++;
} }
_make_newline(i); _make_newline(i);
return; return;
@ -1082,6 +1113,7 @@ void GDScriptTokenizerText::set_code(const String &p_code) {
ignore_warnings = false; ignore_warnings = false;
#endif // DEBUG_ENABLED #endif // DEBUG_ENABLED
last_error = ""; last_error = "";
file_indent_type = INDENT_NONE;
for (int i = 0; i < MAX_LOOKAHEAD + 1; i++) for (int i = 0; i < MAX_LOOKAHEAD + 1; i++)
_advance(); _advance();
} }

6
modules/gdscript/gdscript_tokenizer.h
View file

@ -222,6 +222,12 @@ class GDScriptTokenizerText : public GDScriptTokenizer {
int tk_rb_pos; int tk_rb_pos;
String last_error; String last_error;
bool error_flag; bool error_flag;
enum {
INDENT_NONE,
INDENT_SPACES,
INDENT_TABS,
} file_indent_type;
#ifdef DEBUG_ENABLED #ifdef DEBUG_ENABLED
Vector<Pair<int, String> > warning_skips; Vector<Pair<int, String> > warning_skips;
Set<String> warning_global_skips; Set<String> warning_global_skips;