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added completion in buildout parts

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This commit is contained in:
Dmitry Trofimov
2010-08-29 17:12:30 +04:00
parent a4f9ecae86
commit decdde442c
1 changed files with 176 additions and 95 deletions
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platform/util/src/com/intellij/openapi/util/text/StringUtil.java
+176 -95
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@@ -15,8 +15,10 @@
*/
package com.intellij.openapi.util.text;
import com.google.common.collect.Lists;
import com.intellij.CommonBundle;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.util.Pair;
import com.intellij.openapi.util.TextRange;
import com.intellij.util.*;
import com.intellij.util.text.CharArrayCharSequence;
@@ -96,11 +98,13 @@ public class StringUtil {
return newText.toString();
}
@NotNull public static String getShortName(@NotNull String fqName) {
@NotNull
public static String getShortName(@NotNull String fqName) {
return getShortName(fqName, '.');
}
@NotNull public static String getShortName(@NotNull Class aClass) {
@NotNull
public static String getShortName(@NotNull Class aClass) {
return getShortName(aClass.getName());
}
@@ -192,10 +196,11 @@ public class StringUtil {
@Nullable
public static String toLowerCase(@Nullable final String str) {
return str == null? null : str.toLowerCase();
return str == null ? null : str.toLowerCase();
}
@NotNull public static String getShortName(@NotNull String fqName, char separator) {
@NotNull
public static String getShortName(@NotNull String fqName, char separator) {
int lastPointIdx = fqName.lastIndexOf(separator);
if (lastPointIdx >= 0) {
return fqName.substring(lastPointIdx + 1);
@@ -208,7 +213,8 @@ public class StringUtil {
return getPackageName(fqName, '.');
}
@NotNull public static String getPackageName(@NotNull String fqName, char separator) {
@NotNull
public static String getPackageName(@NotNull String fqName, char separator) {
int lastPointIdx = fqName.lastIndexOf(separator);
if (lastPointIdx >= 0) {
return fqName.substring(0, lastPointIdx);
@@ -219,15 +225,18 @@ public class StringUtil {
/**
* Converts line separators to <code>"\n"</code>
*/
@NotNull public static String convertLineSeparators(@NotNull String text) {
@NotNull
public static String convertLineSeparators(@NotNull String text) {
return convertLineSeparators(text, "\n", null);
}
@NotNull public static String convertLineSeparators(@NotNull String text, @NotNull String newSeparator) {
@NotNull
public static String convertLineSeparators(@NotNull String text, @NotNull String newSeparator) {
return convertLineSeparators(text, newSeparator, null);
}
@NotNull public static String convertLineSeparators(@NotNull String text, @NotNull String newSeparator, @Nullable int[] offsetsToKeep) {
@NotNull
public static String convertLineSeparators(@NotNull String text, @NotNull String newSeparator, @Nullable int[] offsetsToKeep) {
StringBuilder buffer = null;
int intactLength = 0;
final boolean newSeparatorIsSlashN = "\n".equals(newSeparator);
@@ -242,8 +251,12 @@ public class StringUtil {
buffer.append(newSeparator);
shiftOffsets(offsetsToKeep, buffer.length(), 1, newSeparator.length());
}
else if (buffer == null) intactLength++;
else buffer.append(c);
else if (buffer == null) {
intactLength++;
}
else {
buffer.append(c);
}
}
else if (c == '\r') {
if (buffer == null) {
@@ -260,8 +273,12 @@ public class StringUtil {
}
}
else {
if (buffer == null) intactLength++;
else buffer.append(c);
if (buffer == null) {
intactLength++;
}
else {
buffer.append(c);
}
}
}
return buffer == null ? text : buffer.toString();
@@ -363,7 +380,8 @@ public class StringUtil {
return a[s1.length() - 1][s2.length() - 1];
}
@NotNull public static String wordsToBeginFromUpperCase(@NotNull String s) {
@NotNull
public static String wordsToBeginFromUpperCase(@NotNull String s) {
return toTitleCase(s, ourPrepositions);
}
@@ -435,31 +453,34 @@ public class StringUtil {
}
@NotNull
public static StringBuilder escapeStringCharacters(int length, @NotNull String str, @Nullable String additionalChars, @NotNull @NonNls StringBuilder buffer) {
public static StringBuilder escapeStringCharacters(int length,
@NotNull String str,
@Nullable String additionalChars,
@NotNull @NonNls StringBuilder buffer) {
for (int idx = 0; idx < length; idx++) {
char ch = str.charAt(idx);
switch (ch) {
case'\b':
case '\b':
buffer.append("\\b");
break;
case'\t':
case '\t':
buffer.append("\\t");
break;
case'\n':
case '\n':
buffer.append("\\n");
break;
case'\f':
case '\f':
buffer.append("\\f");
break;
case'\r':
case '\r':
buffer.append("\\r");
break;
case'\\':
case '\\':
buffer.append("\\\\");
break;
@@ -484,20 +505,23 @@ public class StringUtil {
return buffer;
}
@NotNull public static String escapeStringCharacters(@NotNull String s) {
@NotNull
public static String escapeStringCharacters(@NotNull String s) {
StringBuilder buffer = new StringBuilder();
escapeStringCharacters(s.length(), s, buffer);
return buffer.toString();
}
@NotNull public static String unescapeStringCharacters(@NotNull String s) {
@NotNull
public static String unescapeStringCharacters(@NotNull String s) {
StringBuilder buffer = new StringBuilder();
unescapeStringCharacters(s.length(), s, buffer);
return buffer.toString();
}
@NotNull public static String unquoteString( @NotNull String s ) {
@NotNull
public static String unquoteString(@NotNull String s) {
if (s.length() <= 1 || s.charAt(0) != '"' || s.charAt(s.length() - 1) != '"') {
return s;
}
@@ -552,39 +576,39 @@ public class StringUtil {
}
else {
switch (ch) {
case'n':
case 'n':
buffer.append('\n');
break;
case'r':
case 'r':
buffer.append('\r');
break;
case'b':
case 'b':
buffer.append('\b');
break;
case't':
case 't':
buffer.append('\t');
break;
case'f':
case 'f':
buffer.append('\f');
break;
case'\'':
case '\'':
buffer.append('\'');
break;
case'\"':
case '\"':
buffer.append('\"');
break;
case'\\':
case '\\':
buffer.append('\\');
break;
case'u':
case 'u':
if (idx + 4 < length) {
try {
int code = Integer.valueOf(s.substring(idx + 1, idx + 5), 16).intValue();
@@ -612,7 +636,8 @@ public class StringUtil {
}
@SuppressWarnings({"HardCodedStringLiteral"})
@NotNull public static String pluralize(@NotNull String suggestion) {
@NotNull
public static String pluralize(@NotNull String suggestion) {
if (suggestion.endsWith("Child") || suggestion.endsWith("child")) {
return suggestion + "ren";
}
@@ -629,15 +654,17 @@ public class StringUtil {
return suggestion + "s";
}
@NotNull public static String capitalizeWords(@NotNull String text,
boolean allWords) {
@NotNull
public static String capitalizeWords(@NotNull String text,
boolean allWords) {
return capitalizeWords(text, " \t\n\r\f", allWords, false);
}
@NotNull public static String capitalizeWords(@NotNull String text,
@NotNull String tokenizerDelim,
boolean allWords,
boolean leaveOriginalDelims) {
@NotNull
public static String capitalizeWords(@NotNull String text,
@NotNull String tokenizerDelim,
boolean allWords,
boolean leaveOriginalDelims) {
final StringTokenizer tokenizer = new StringTokenizer(text, tokenizerDelim, leaveOriginalDelims);
final StringBuilder out = new StringBuilder();
boolean toCapitalize = true;
@@ -662,12 +689,13 @@ public class StringUtil {
return VOWELS.indexOf(c) >= 0;
}
@NotNull public static String capitalize(@NotNull String s) {
@NotNull
public static String capitalize(@NotNull String s) {
if (s.length() == 0) return s;
if (s.length() == 1) return s.toUpperCase();
// Optimization
if (Character.isUpperCase(s.charAt(0)) ) return s;
if (Character.isUpperCase(s.charAt(0))) return s;
return toUpperCase(s.charAt(0)) + s.substring(1);
}
@@ -735,6 +763,7 @@ public class StringUtil {
/**
* Equivalent to testee.startsWith(firstPrefix + secondPrefix) but avoids creating an object for concatenation.
*
* @param testee
* @param firstPrefix
* @param secondPrefix
@@ -763,7 +792,8 @@ public class StringUtil {
return s != null && s.length() != 0 && s.charAt(s.length() - 1) == suffix;
}
@NotNull public static String trimStart(@NotNull String s, @NonNls @NotNull String prefix) {
@NotNull
public static String trimStart(@NotNull String s, @NonNls @NotNull String prefix) {
if (s.startsWith(prefix)) {
return s.substring(prefix.length());
}
@@ -777,7 +807,7 @@ public class StringUtil {
}
public static void repeatSymbol(@NotNull Appendable buffer, char symbol, int times) {
assert times >=0 : times;
assert times >= 0 : times;
try {
for (int i = 0; i < times; i++) {
buffer.append(symbol);
@@ -859,12 +889,14 @@ public class StringUtil {
}
@NotNull public static List<String> split(@NotNull String s, @NotNull String separator) {
@NotNull
public static List<String> split(@NotNull String s, @NotNull String separator) {
return split(s, separator, true);
}
@NotNull public static List<String> split(@NotNull String s, @NotNull String separator,
boolean excludeSeparator) {
@NotNull
public static List<String> split(@NotNull String s, @NotNull String separator,
boolean excludeSeparator) {
if (separator.length() == 0) {
return Collections.singletonList(s);
}
@@ -950,11 +982,13 @@ public class StringUtil {
return result;
}
@NotNull public static String join(@NotNull final String[] strings, @NotNull final String separator) {
@NotNull
public static String join(@NotNull final String[] strings, @NotNull final String separator) {
return join(strings, 0, strings.length, separator);
}
@NotNull public static String join(@NotNull final String[] strings, int startIndex, int endIndex, @NotNull final String separator) {
@NotNull
public static String join(@NotNull final String[] strings, int startIndex, int endIndex, @NotNull final String separator) {
final StringBuilder result = new StringBuilder();
for (int i = startIndex; i < endIndex; i++) {
if (i > startIndex) result.append(separator);
@@ -963,7 +997,8 @@ public class StringUtil {
return result.toString();
}
@NotNull public static String[] zip(@NotNull String[] strings1, @NotNull String[] strings2, String separator) {
@NotNull
public static String[] zip(@NotNull String[] strings1, @NotNull String[] strings2, String separator) {
if (strings1.length != strings2.length) throw new IllegalArgumentException();
String[] result = ArrayUtil.newStringArray(strings1.length);
@@ -1008,7 +1043,8 @@ public class StringUtil {
return result.toString();
}
@NotNull public static String join(@NotNull Collection<? extends String> strings, @NotNull final String separator) {
@NotNull
public static String join(@NotNull Collection<? extends String> strings, @NotNull final String separator) {
final StringBuilder result = new StringBuilder();
for (String string : strings) {
if (string != null && string.length() != 0) {
@@ -1019,7 +1055,8 @@ public class StringUtil {
return result.toString();
}
@NotNull public static String join(@NotNull final int[] strings, @NotNull final String separator) {
@NotNull
public static String join(@NotNull final int[] strings, @NotNull final String separator) {
final StringBuilder result = new StringBuilder();
for (int i = 0; i < strings.length; i++) {
if (i > 0) result.append(separator);
@@ -1028,7 +1065,8 @@ public class StringUtil {
return result.toString();
}
@NotNull public static String stripQuotesAroundValue(@NotNull String text) {
@NotNull
public static String stripQuotesAroundValue(@NotNull String text) {
if (startsWithChar(text, '\"') || startsWithChar(text, '\'')) text = text.substring(1);
if (endsWithChar(text, '\"') || endsWithChar(text, '\'')) text = text.substring(0, text.length() - 1);
return text;
@@ -1046,7 +1084,8 @@ public class StringUtil {
* @return the size formatted as a string.
* @since 5.0.1
*/
@NotNull public static String formatFileSize(final long fileSize) {
@NotNull
public static String formatFileSize(final long fileSize) {
if (fileSize < 0x400) {
return CommonBundle.message("format.file.size.bytes", fileSize);
}
@@ -1060,7 +1099,8 @@ public class StringUtil {
return CommonBundle.message("format.file.size.mbytes", size);
}
@NotNull public static String formatDate(long timestamp, DateFormat format) {
@NotNull
public static String formatDate(long timestamp, DateFormat format) {
long minDelta = (new Date().getTime() - timestamp) / (1000 * 60);
if (minDelta < 2) {
@@ -1146,7 +1186,7 @@ public class StringUtil {
}
public static boolean containsAnyChar(@NotNull final String value, @NotNull final String chars) {
for (int i = 0; i < chars.length(); i ++) {
for (int i = 0; i < chars.length(); i++) {
if (value.indexOf(chars.charAt(i)) != -1) return true;
}
@@ -1167,11 +1207,13 @@ public class StringUtil {
/**
* Strip out all characters not accepted by given filter
* @param s e.g. "/n my string "
*
* @param s e.g. "/n my string "
* @param filter e.g. {@link CharFilter#NOT_WHITESPACE_FILTER}
* @return stripped string e.g. "mystring"
*/
@NotNull public static String strip(@NotNull final String s, @NotNull CharFilter filter) {
@NotNull
public static String strip(@NotNull final String s, @NotNull CharFilter filter) {
StringBuilder result = new StringBuilder(s.length());
for (int i = 0; i < s.length(); i++) {
char ch = s.charAt(i);
@@ -1185,7 +1227,7 @@ public class StringUtil {
public static List<String> findMatches(String s, Pattern pattern) {
List<String> result = new SmartList<String>();
Matcher m = pattern.matcher(s);
while(m.find()) {
while (m.find()) {
if (m.groupCount() > 0) {
result.add(m.group(1));
}
@@ -1195,7 +1237,8 @@ public class StringUtil {
/**
* Find position of the first charachter accepted by given filter
* @param s the string to search
*
* @param s the string to search
* @param filter
* @return position of the first charachter accepted or -1 if not found
*/
@@ -1209,7 +1252,8 @@ public class StringUtil {
return -1;
}
@NotNull public static String replaceSubstring(@NotNull String string, @NotNull TextRange range, @NotNull String replacement) {
@NotNull
public static String replaceSubstring(@NotNull String string, @NotNull TextRange range, @NotNull String replacement) {
return range.replace(string, replacement);
}
@@ -1224,13 +1268,14 @@ public class StringUtil {
return true;
}
public static boolean endsWith(@NotNull CharSequence text, @NotNull CharSequence suffix) {
int l1 = text.length();
int l2 = suffix.length();
if (l1 < l2) return false;
for (int i = l1-1; i >= l1-l2; i--) {
if (text.charAt(i) != suffix.charAt(i+l2-l1)) return false;
for (int i = l1 - 1; i >= l1 - l2; i--) {
if (text.charAt(i) != suffix.charAt(i + l2 - l1)) return false;
}
return true;
@@ -1259,8 +1304,8 @@ public class StringUtil {
public static int commonSuffixLength(@NotNull CharSequence s1, @NotNull CharSequence s2) {
if (s1.length() == 0 || s2.length() == 0) return 0;
int i;
for (i = 0; i<s1.length() && i<s2.length(); i++) {
if (s1.charAt(s1.length()-i-1) != s2.charAt(s2.length()-i-1)) {
for (i = 0; i < s1.length() && i < s2.length(); i++) {
if (s1.charAt(s1.length() - i - 1) != s2.charAt(s2.length() - i - 1)) {
break;
}
}
@@ -1270,12 +1315,12 @@ public class StringUtil {
/**
* Allows to answer if target symbol is contained at given char sequence at <code>[start; end)</code> interval.
*
* @param s target char sequence to check
* @param start start offset to use within the given char sequence (inclusive)
* @param end end offset to use within the given char sequence (exclusive)
* @param c target symbol to check
* @return <code>true</code> if given symbol is contained at the target range of the given char sequence;
* <code>false</code> otherwise
* @param s target char sequence to check
* @param start start offset to use within the given char sequence (inclusive)
* @param end end offset to use within the given char sequence (exclusive)
* @param c target symbol to check
* @return <code>true</code> if given symbol is contained at the target range of the given char sequence;
* <code>false</code> otherwise
*/
public static boolean contains(CharSequence s, int start, int end, char c) {
return indexOf(s, c, start, end) >= 0;
@@ -1284,6 +1329,7 @@ public class StringUtil {
public static int indexOf(@NotNull CharSequence s, char c) {
return indexOf(s, c, 0, s.length());
}
public static int indexOf(@NotNull CharSequence s, char c, int start, int end) {
for (int i = start; i < end; i++) {
if (s.charAt(i) == c) return i;
@@ -1292,14 +1338,14 @@ public class StringUtil {
}
/**
* Allows to retrieve index of last occurrence of the given symbols at <code>[start; end)</code> sub-sequence of the given text.
* Allows to retrieve index of last occurrence of the given symbols at <code>[start; end)</code> sub-sequence of the given text.
*
* @param s target text
* @param c target symbol which last occurrence we want to check
* @param start start offset of the target text (inclusive)
* @param end end offset of the target text (exclusive)
* @return index of the last occurrence of the given symbol at the target sub-sequence of the given text if any;
* <code>-1</code> otherwise
* @param s target text
* @param c target symbol which last occurrence we want to check
* @param start start offset of the target text (inclusive)
* @param end end offset of the target text (exclusive)
* @return index of the last occurrence of the given symbol at the target sub-sequence of the given text if any;
* <code>-1</code> otherwise
*/
public static int lastIndexOf(@NotNull CharSequence s, char c, int start, int end) {
for (int i = end - 1; i >= start; i--) {
@@ -1312,13 +1358,15 @@ public class StringUtil {
public static String first(@NotNull String text, final int length, final boolean appendEllipsis) {
return text.length() > length ? text.substring(0, length) + (appendEllipsis ? "..." : "") : text;
}
@NotNull
public static CharSequence first(@NotNull CharSequence text, final int length, final boolean appendEllipsis) {
return text.length() > length ? text.subSequence(0, length) + (appendEllipsis ? "..." : "") : text;
}
@NotNull
public static CharSequence last(@NotNull CharSequence text, final int length, boolean prependEllipsis) {
return text.length() > length ? (prependEllipsis ? "..." : "") + text.subSequence(text.length()-length, text.length()) : text;
return text.length() > length ? (prependEllipsis ? "..." : "") + text.subSequence(text.length() - length, text.length()) : text;
}
@NotNull
@@ -1416,7 +1464,7 @@ public class StringUtil {
public static int countChars(@NotNull CharSequence text, char c) {
int count = 0;
for(int i = 0; i < text.length(); ++i) {
for (int i = 0; i < text.length(); ++i) {
final char ch = text.charAt(i);
if (ch == c) {
++count;
@@ -1515,31 +1563,41 @@ public class StringUtil {
@NotNull
public static String escapeProperty(@NotNull String input, final boolean isKey) {
final StringBuilder escaped = new StringBuilder();
for(int i=0;i<input.length();i++) {
for (int i = 0; i < input.length(); i++) {
final char ch = input.charAt(i);
switch(ch) {
switch (ch) {
case ' ':
if(isKey && i == 0) {
if (isKey && i == 0) {
// only the leading space has to be escaped
escaped.append('\\');
}
escaped.append(' ');
break;
case '\t': escaped.append("\\t"); break;
case '\r': escaped.append("\\r"); break;
case '\n': escaped.append("\\n"); break;
case '\f': escaped.append("\\f"); break;
case '\t':
escaped.append("\\t");
break;
case '\r':
escaped.append("\\r");
break;
case '\n':
escaped.append("\\n");
break;
case '\f':
escaped.append("\\f");
break;
case '\\':
case '#':
case '!':
case ':':
case '=':
escaped.append('\\'); escaped.append(ch);
escaped.append('\\');
escaped.append(ch);
break;
default:
if(20 < ch && ch < 0x7F ) {
if (20 < ch && ch < 0x7F) {
escaped.append(ch);
} else {
}
else {
escaped.append("\\u");
escaped.append(Character.forDigit((ch >> 12) & 0xF, 16));
escaped.append(Character.forDigit((ch >> 8) & 0xF, 16));
@@ -1553,10 +1611,10 @@ public class StringUtil {
}
public static String getQualifiedName(String packageName, String className) {
if (packageName == null || packageName.length() == 0) {
return className;
}
return packageName + '.' + className;
if (packageName == null || packageName.length() == 0) {
return className;
}
return packageName + '.' + className;
}
public static int compareVersionNumbers(String v1, String v2) {
@@ -1623,7 +1681,8 @@ public class StringUtil {
if (i >= 0) {
res++;
i++;
} else {
}
else {
break;
}
}
@@ -1657,7 +1716,7 @@ public class StringUtil {
if (s.charAt(i) == '\r') {
String context = String.valueOf(last(s.subSequence(0, i), 10, true)) + first(s.subSequence(i, s.length()), 10, true);
context = escapeStringCharacters(context);
LOG.error("Wrong line separators: '"+context+"' at offset "+i);
LOG.error("Wrong line separators: '" + context + "' at offset " + i);
}
}
}
@@ -1676,4 +1735,26 @@ public class StringUtil {
public static String[] splitByLines(final String string) {
return EOL_SPLIT_PATTERN.split(string);
}
public static List<Pair<String, Integer>> getWordsWithOffset(final String s) {
List<Pair<String, Integer>> res = Lists.newArrayList();
StringBuilder name = new StringBuilder();
int startInd = -1;
for (int i = 0; i < s.length(); i++) {
if (Character.isWhitespace(s.charAt(i))) {
if (name.length() > 0) {
res.add(Pair.create(name.toString(), startInd));
name.setLength(0);
startInd = -1;
}
}
else {
if (startInd == -1) {
startInd = i;
}
name.append(s.charAt(i));
}
}
return res;
}
}