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add multiline string support to editor find

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(works for plain text searches not regexps)
This commit is contained in:
nightwing 2012-05-08 14:11:00 +04:00
commit 707adc2ff5
1 changed files with 112 additions and 119 deletions
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231
lib/ace/search.js
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@ -63,7 +63,7 @@ var Range = require("./range").Range;
* * `wholeWord`: `false`
* * `scope`: `ALL`
* * `regExp`: `false`
*
*
**/
var Search = function() {
@ -88,7 +88,7 @@ Search.SELECTION = 2;
* - options (Object): An object containing all the new search properties
*
* Sets the search options via the `options` parameter.
*
*
**/
this.set = function(options) {
oop.mixin(this.$options, options);
@ -99,8 +99,8 @@ Search.SELECTION = 2;
* Search.getOptions() -> Object
*
* [Returns an object containing all the search options.]{: #Search.getOptions}
*
**/
*
**/
this.getOptions = function() {
return lang.copyObject(this.$options);
};
@ -110,16 +110,14 @@ Search.SELECTION = 2;
* - session (EditSession): The session to search with
*
* Searches for `options.needle`. If found, this method returns the [[Range `Range`]] where the text first occurs. If `options.backwards` is `true`, the search goes backwards in the session.
*
**/
*
**/
this.find = function(session) {
if (!this.$options.needle)
return null;
var iterator = this.$options.backwards
? this.$backwardMatchIterator(session)
: this.$forwardMatchIterator(session);
var iterator = this.$matchIterator(session);
if (!iterator)
return false;
@ -137,17 +135,15 @@ Search.SELECTION = 2;
* - session (EditSession): The session to search with
*
* Searches for all occurances `options.needle`. If found, this method returns an array of [[Range `Range`s]] where the text first occurs. If `options.backwards` is `true`, the search goes backwards in the session.
*
**/
*
**/
this.findAll = function(session) {
var options = this.$options;
if (!options.needle)
return [];
var iterator = options.backwards
? this.$backwardMatchIterator(session)
: this.$forwardMatchIterator(session);
var iterator = this.$matchIterator(session);
if (!iterator)
return false;
@ -173,16 +169,14 @@ Search.SELECTION = 2;
* + (String): If `options.regExp` is `true`, this function returns `input` with the replacement already made. Otherwise, this function just returns `replacement`.<br/>
* If `options.needle` was not found, this function returns `null`.
*
* Searches for `options.needle` in `input`, and, if found, replaces it with `replacement`.
* Searches for `options.needle` in `input`, and, if found, replaces it with `replacement`.
*
*
*
**/
**/
this.replace = function(input, replacement) {
var re = this.$assembleRegExp();
if (!re)
return;
var match = re.exec(input);
if (match && match[0].length == input.length) {
if (this.$options.regExp) {
@ -196,89 +190,97 @@ Search.SELECTION = 2;
};
/** internal, hide
* Search.$forwardMatchIterator(session) -> String | Boolean
* Search.$matchIterator(session) -> String | Boolean
* - session (EditSession): The session to search with
*
*
*
**/
this.$forwardMatchIterator = function(session) {
*
*
**/
this.$matchIterator = function(session) {
var re = this.$assembleRegExp();
if (!re)
return false;
var self = this;
return {
forEach: function(callback) {
self.$forwardLineIterator(session).forEach(function(line, startIndex, row) {
if (startIndex) {
line = line.substring(startIndex);
}
var self = this, callback, backwards = this.$options.backwards;
var matches = [];
if (this.$options.$isMultiLine) {
var matchIterator = function(line, startIndex, row) {
var startLine = line;
if (startIndex)
line = line.substring(startIndex);
line.replace(re, function(str) {
var offset = arguments[arguments.length-2];
matches.push({
str: str,
offset: startIndex + offset
});
return str;
});
var len = re.length;
var part = re[0];
if (line.slice(-part.length) != part)
return;
for (var i=0; i<matches.length; i++) {
var match = matches[i];
var range = self.$rangeFromMatch(row, match.offset, match.str.length);
if (callback(range))
return true;
}
for (var i = 1; i < len - 1; i++)
if (re[i] != session.getLine(row + i))
return;
});
part = re[len - 1];
if (session.getLine(row + len - 1).slice(0, part.length) != part)
return;
var range = new Range(
row, startLine.length - re[0].length,
row + len - 1, re[len - 1].length
);
if (callback(range))
return true;
}
};
};
} else if (backwards) {
var matchIterator = function(line, startIndex, row) {
if (startIndex)
line = line.substring(startIndex);
/** internal, hide
* Search.$backwardMatchIterator(session) -> String
* - session (EditSession): The session to search with
*
*
*
**/
this.$backwardMatchIterator = function(session) {
var re = this.$assembleRegExp();
if (!re)
return false;
var self = this;
var matches = [];
return {
forEach: function(callback) {
self.$backwardLineIterator(session).forEach(function(line, startIndex, row) {
if (startIndex) {
line = line.substring(startIndex);
}
var matches = [];
line.replace(re, function(str, offset) {
matches.push({
str: str,
offset: startIndex + offset
});
return str;
line.replace(re, function(str) {
var offset = arguments[arguments.length-2];
matches.push({
str: str,
offset: startIndex + offset
});
for (var i=matches.length-1; i>= 0; i--) {
var match = matches[i];
var range = self.$rangeFromMatch(row, match.offset, match.str.length);
if (callback(range))
return true;
}
return str;
});
for (var i=matches.length-1; i>= 0; i--) {
var match = matches[i];
var range = self.$rangeFromMatch(row, match.offset, match.str.length);
if (callback(range))
return true;
}
}
};
} else {
var matchIterator = function(line, startIndex, row) {
if (startIndex)
line = line.substring(startIndex);
var matches = [];
line.replace(re, function(str) {
var offset = arguments[arguments.length-2];
matches.push({
str: str,
offset: startIndex + offset
});
return str;
});
for (var i=0; i<matches.length; i++) {
var match = matches[i];
var range = self.$rangeFromMatch(row, match.offset, match.str.length);
if (callback(range))
return true;
}
}
}
return {forEach: function(_callback) {
callback = _callback;
self.$lineIterator(session).forEach(matchIterator);
}};
};
this.$rangeFromMatch = function(row, column, length) {
@ -289,12 +291,18 @@ Search.SELECTION = 2;
if (typeof this.$options.needle != 'string')
return this.$options.needle;
if (this.$options.regExp) {
var needle = this.$options.needle;
} else {
needle = lang.escapeRegExp(this.$options.needle);
var needle = this.$options.needle;
if (!this.$options.regExp) {
if (/[\n\r]/.test(needle)){
this.$options.$isMultiLine = true;
return needle.split(/\r\n|\r|\n/)
}
needle = lang.escapeRegExp(needle);
}
this.$options.$isMultiLine = false;
if (this.$options.wholeWord) {
needle = "\\b" + needle + "\\b";
}
@ -310,15 +318,16 @@ Search.SELECTION = 2;
catch(e) {
return false;
}
return re;
};
this.$forwardLineIterator = function(session) {
this.$lineIterator = function(session) {
var searchSelection = this.$options.scope == Search.SELECTION;
var backwards = this.$options.backwards;
var range = this.$options.range || session.getSelection().getRange();
var start = this.$options.start || range[searchSelection ? "start" : "end"];
var start = this.$options.start || range[searchSelection != backwards ? "start" : "end"];
var firstRow = searchSelection ? range.start.row : 0;
var firstColumn = searchSelection ? range.start.column : 0;
@ -338,8 +347,8 @@ Search.SELECTION = 2;
return line;
}
return {
forEach: function(callback) {
if (!backwards) {
var forEach = function(callback) {
var row = start.row;
var line = getLine(row);
@ -349,10 +358,8 @@ Search.SELECTION = 2;
inWrap = false;
while (!callback(line, startIndex, row)) {
if (stop) {
if (stop)
return;
}
row++;
startIndex = 0;
@ -373,23 +380,8 @@ Search.SELECTION = 2;
line = getLine(row);
}
}
};
};
this.$backwardLineIterator = function(session) {
var searchSelection = this.$options.scope == Search.SELECTION;
var range = this.$options.range || session.getSelection().getRange();
var start = this.$options.start || range[searchSelection ? "end" : "start"];
var firstRow = searchSelection ? range.start.row : 0;
var firstColumn = searchSelection ? range.start.column : 0;
var lastRow = searchSelection ? range.end.row : session.getLength() - 1;
var wrap = this.$options.wrap;
return {
forEach : function(callback) {
} else {
var forEach = function(callback) {
var row = start.row;
var line = session.getLine(row).substring(0, start.column);
@ -398,7 +390,6 @@ Search.SELECTION = 2;
var inWrap = false;
while (!callback(line, startIndex, row)) {
if (stop)
return;
@ -429,7 +420,9 @@ Search.SELECTION = 2;
startIndex = start.column;
}
}
};
}
return {forEach: forEach};
};
}).call(Search.prototype);