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C++ indenter: Align to next token instead of end of current.

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Task-number: QTCREATORBUG-3136
Reviewed-by: Erik Verbruggen
This commit is contained in:
Christian Kamm
2010-11-19 18:02:14 +01:00
parent f1a403c778
commit 7a616d5896
2 changed files with 34 additions and 15 deletions
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31
src/plugins/cpptools/cppcodeformatter.cpp
View File

@@ -1038,12 +1038,13 @@ void QtStyleCodeFormatter::onEnter(int newState, int *indentDepth, int *savedInd
{
const State &parentState = state();
const Token &tk = currentToken();
const int tokenPosition = column(tk.begin());
const bool firstToken = (tokenIndex() == 0);
const bool lastToken = (tokenIndex() == tokenCount() - 1);
int nextTokenStart = 0;
if (!lastToken)
nextTokenStart = column(tokenAt(tokenIndex() + 1).begin());
const int tokenPosition = column(tk.begin());
const int nextTokenPosition = lastToken ? tokenPosition + tk.length()
: column(tokenAt(tokenIndex() + 1).begin());
const int spaceOrNextTokenPosition = lastToken ? tokenPosition + tk.length() + 1
: nextTokenPosition;
if (shouldClearPaddingOnEnter(newState))
*paddingDepth = 0;
@@ -1067,7 +1068,7 @@ void QtStyleCodeFormatter::onEnter(int newState, int *indentDepth, int *savedInd
case template_param:
if (!lastToken)
*paddingDepth = tokenPosition-*indentDepth + tk.length();
*paddingDepth = nextTokenPosition-*indentDepth;
else {
if (*paddingDepth == 0)
*paddingDepth = 2*m_indentSize;
@@ -1104,24 +1105,24 @@ void QtStyleCodeFormatter::onEnter(int newState, int *indentDepth, int *savedInd
case arglist_open:
case condition_paren_open:
if (!lastToken)
*paddingDepth = tokenPosition-*indentDepth + 1;
*paddingDepth = nextTokenPosition-*indentDepth;
else
*paddingDepth += m_indentSize;
break;
case ternary_op:
if (!lastToken)
*paddingDepth = tokenPosition-*indentDepth + tk.length() + 1;
*paddingDepth = spaceOrNextTokenPosition-*indentDepth;
else
*paddingDepth += m_indentSize;
break;
case stream_op:
*paddingDepth = tokenPosition-*indentDepth + tk.length() + 1;
*paddingDepth = spaceOrNextTokenPosition-*indentDepth;
break;
case stream_op_cont:
if (firstToken)
*savedPaddingDepth = *paddingDepth = tokenPosition-*indentDepth + tk.length() + 1;
*savedPaddingDepth = *paddingDepth = spaceOrNextTokenPosition-*indentDepth;
break;
case member_init_open:
@@ -1159,7 +1160,7 @@ void QtStyleCodeFormatter::onEnter(int newState, int *indentDepth, int *savedInd
*indentDepth += m_indentSize;
if (followedByData) {
*paddingDepth = column(tokenAt(tokenIndex() + 1).begin()) - *indentDepth;
*paddingDepth = nextTokenPosition-*indentDepth;
}
break;
}
@@ -1188,7 +1189,7 @@ void QtStyleCodeFormatter::onEnter(int newState, int *indentDepth, int *savedInd
if (!lastToken) {
if (parentState.type == initializer)
*savedPaddingDepth = tokenPosition-*indentDepth;
*paddingDepth = nextTokenStart-*indentDepth;
*paddingDepth = nextTokenPosition-*indentDepth;
} else {
// avoid existing continuation indents
if (parentState.type == initializer)
@@ -1212,10 +1213,10 @@ void QtStyleCodeFormatter::onEnter(int newState, int *indentDepth, int *savedInd
*savedPaddingDepth = *paddingDepth;
// fixed extra indent when continuing 'if (', but not for 'else if ('
if (tokenPosition <= *indentDepth + m_indentSize)
if (nextTokenPosition-*indentDepth <= m_indentSize)
*paddingDepth = 2*m_indentSize;
else
*paddingDepth = tokenPosition-*indentDepth + 1;
*paddingDepth = nextTokenPosition-*indentDepth;
break;
case substatement:
@@ -1235,11 +1236,11 @@ void QtStyleCodeFormatter::onEnter(int newState, int *indentDepth, int *savedInd
} break;
case for_statement_paren_open:
*paddingDepth = tokenPosition + 1 - *indentDepth;
*paddingDepth = nextTokenPosition - *indentDepth;
break;
case multiline_comment_start:
*indentDepth = tokenPosition + 2;
*indentDepth = tokenPosition + 2; // nextTokenPosition won't work
break;
case multiline_comment_cont:

18
tests/auto/cplusplus/codeformatter/tst_codeformatter.cpp
View File

@@ -56,6 +56,7 @@ private Q_SLOTS:
void cpp0xFor();
void gnuStyleSwitch();
void whitesmithsStyleSwitch();
void indentToNextToken();
};
struct Line {
@@ -1098,6 +1099,23 @@ void tst_CodeFormatter::whitesmithsStyleSwitch()
checkIndent(data, 2);
}
void tst_CodeFormatter::indentToNextToken()
{
QList<Line> data;
data << Line("void foo( int i,")
<< Line("~ int j) {")
<< Line(" a << foo + ")
<< Line(" ~ bar;")
<< Line(" if (a &&")
<< Line(" ~ b) {")
<< Line(" foo; }")
<< Line(" if ( a &&")
<< Line(" ~ b) {")
<< Line(" foo; }")
;
checkIndent(data);
}
QTEST_APPLESS_MAIN(tst_CodeFormatter)
#include "tst_codeformatter.moc"