overleaf/services/web/public/js/ace/mode-sh.js

650 lines
23 KiB
JavaScript
Raw Normal View History

2014-07-09 12:59:04 -04:00
define("ace/mode/sh_highlight_rules",["require","exports","module","ace/lib/oop","ace/mode/text_highlight_rules"], function(require, exports, module) {
"use strict";
var oop = require("../lib/oop");
var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
var reservedKeywords = exports.reservedKeywords = (
'!|{|}|case|do|done|elif|else|'+
'esac|fi|for|if|in|then|until|while|'+
'&|;|export|local|read|typeset|unset|'+
'elif|select|set'
);
var languageConstructs = exports.languageConstructs = (
'[|]|alias|bg|bind|break|builtin|'+
'cd|command|compgen|complete|continue|'+
'dirs|disown|echo|enable|eval|exec|'+
'exit|fc|fg|getopts|hash|help|history|'+
'jobs|kill|let|logout|popd|printf|pushd|'+
'pwd|return|set|shift|shopt|source|'+
'suspend|test|times|trap|type|ulimit|'+
'umask|unalias|wait'
);
var ShHighlightRules = function() {
var keywordMapper = this.createKeywordMapper({
"keyword": reservedKeywords,
"support.function.builtin": languageConstructs,
"invalid.deprecated": "debugger"
}, "identifier");
var integer = "(?:(?:[1-9]\\d*)|(?:0))";
var fraction = "(?:\\.\\d+)";
var intPart = "(?:\\d+)";
var pointFloat = "(?:(?:" + intPart + "?" + fraction + ")|(?:" + intPart + "\\.))";
var exponentFloat = "(?:(?:" + pointFloat + "|" + intPart + ")" + ")";
var floatNumber = "(?:" + exponentFloat + "|" + pointFloat + ")";
var fileDescriptor = "(?:&" + intPart + ")";
var variableName = "[a-zA-Z_][a-zA-Z0-9_]*";
var variable = "(?:(?:\\$" + variableName + ")|(?:" + variableName + "=))";
var builtinVariable = "(?:\\$(?:SHLVL|\\$|\\!|\\?))";
var func = "(?:" + variableName + "\\s*\\(\\))";
this.$rules = {
"start" : [{
token : "constant",
regex : /\\./
}, {
token : ["text", "comment"],
regex : /(^|\s)(#.*)$/
}, {
token : "string",
regex : '"',
push : [{
token : "constant.language.escape",
regex : /\\(?:[$abeEfnrtv\\'"]|x[a-fA-F\d]{1,2}|u[a-fA-F\d]{4}([a-fA-F\d]{4})?|c.|\d{1,3})/
}, {
token : "constant",
regex : /\$\w+/
}, {
token : "string",
regex : '"',
next: "pop"
}, {
defaultToken: "string"
}]
}, {
token : "variable.language",
regex : builtinVariable
}, {
token : "variable",
regex : variable
}, {
token : "support.function",
regex : func
}, {
token : "support.function",
regex : fileDescriptor
}, {
token : "string", // ' string
start : "'", end : "'"
}, {
token : "constant.numeric", // float
regex : floatNumber
}, {
token : "constant.numeric", // integer
regex : integer + "\\b"
}, {
token : keywordMapper,
regex : "[a-zA-Z_$][a-zA-Z0-9_$]*\\b"
}, {
token : "keyword.operator",
regex : "\\+|\\-|\\*|\\*\\*|\\/|\\/\\/|~|<|>|<=|=>|=|!="
}, {
token : "paren.lparen",
regex : "[\\[\\(\\{]"
}, {
token : "paren.rparen",
regex : "[\\]\\)\\}]"
} ]
};
this.normalizeRules();
};
oop.inherits(ShHighlightRules, TextHighlightRules);
exports.ShHighlightRules = ShHighlightRules;
});
define("ace/mode/folding/cstyle",["require","exports","module","ace/lib/oop","ace/range","ace/mode/folding/fold_mode"], function(require, exports, module) {
"use strict";
var oop = require("../../lib/oop");
var Range = require("../../range").Range;
var BaseFoldMode = require("./fold_mode").FoldMode;
var FoldMode = exports.FoldMode = function(commentRegex) {
if (commentRegex) {
this.foldingStartMarker = new RegExp(
this.foldingStartMarker.source.replace(/\|[^|]*?$/, "|" + commentRegex.start)
);
this.foldingStopMarker = new RegExp(
this.foldingStopMarker.source.replace(/\|[^|]*?$/, "|" + commentRegex.end)
);
}
};
oop.inherits(FoldMode, BaseFoldMode);
(function() {
this.foldingStartMarker = /(\{|\[)[^\}\]]*$|^\s*(\/\*)/;
this.foldingStopMarker = /^[^\[\{]*(\}|\])|^[\s\*]*(\*\/)/;
this.getFoldWidgetRange = function(session, foldStyle, row, forceMultiline) {
var line = session.getLine(row);
var match = line.match(this.foldingStartMarker);
if (match) {
var i = match.index;
if (match[1])
return this.openingBracketBlock(session, match[1], row, i);
var range = session.getCommentFoldRange(row, i + match[0].length, 1);
if (range && !range.isMultiLine()) {
if (forceMultiline) {
range = this.getSectionRange(session, row);
} else if (foldStyle != "all")
range = null;
}
return range;
}
if (foldStyle === "markbegin")
return;
var match = line.match(this.foldingStopMarker);
if (match) {
var i = match.index + match[0].length;
if (match[1])
return this.closingBracketBlock(session, match[1], row, i);
return session.getCommentFoldRange(row, i, -1);
}
};
this.getSectionRange = function(session, row) {
var line = session.getLine(row);
var startIndent = line.search(/\S/);
var startRow = row;
var startColumn = line.length;
row = row + 1;
var endRow = row;
var maxRow = session.getLength();
while (++row < maxRow) {
line = session.getLine(row);
var indent = line.search(/\S/);
if (indent === -1)
continue;
if (startIndent > indent)
break;
var subRange = this.getFoldWidgetRange(session, "all", row);
if (subRange) {
if (subRange.start.row <= startRow) {
break;
} else if (subRange.isMultiLine()) {
row = subRange.end.row;
} else if (startIndent == indent) {
break;
}
}
endRow = row;
}
return new Range(startRow, startColumn, endRow, session.getLine(endRow).length);
};
}).call(FoldMode.prototype);
});
define("ace/mode/behaviour/cstyle",["require","exports","module","ace/lib/oop","ace/mode/behaviour","ace/token_iterator","ace/lib/lang"], function(require, exports, module) {
"use strict";
var oop = require("../../lib/oop");
var Behaviour = require("../behaviour").Behaviour;
var TokenIterator = require("../../token_iterator").TokenIterator;
var lang = require("../../lib/lang");
var SAFE_INSERT_IN_TOKENS =
["text", "paren.rparen", "punctuation.operator"];
var SAFE_INSERT_BEFORE_TOKENS =
["text", "paren.rparen", "punctuation.operator", "comment"];
var context;
var contextCache = {}
var initContext = function(editor) {
var id = -1;
if (editor.multiSelect) {
id = editor.selection.id;
if (contextCache.rangeCount != editor.multiSelect.rangeCount)
contextCache = {rangeCount: editor.multiSelect.rangeCount};
}
if (contextCache[id])
return context = contextCache[id];
context = contextCache[id] = {
autoInsertedBrackets: 0,
autoInsertedRow: -1,
autoInsertedLineEnd: "",
maybeInsertedBrackets: 0,
maybeInsertedRow: -1,
maybeInsertedLineStart: "",
maybeInsertedLineEnd: ""
};
};
var CstyleBehaviour = function() {
this.add("braces", "insertion", function(state, action, editor, session, text) {
var cursor = editor.getCursorPosition();
var line = session.doc.getLine(cursor.row);
if (text == '{') {
initContext(editor);
var selection = editor.getSelectionRange();
var selected = session.doc.getTextRange(selection);
if (selected !== "" && selected !== "{" && editor.getWrapBehavioursEnabled()) {
return {
text: '{' + selected + '}',
selection: false
};
} else if (CstyleBehaviour.isSaneInsertion(editor, session)) {
if (/[\]\}\)]/.test(line[cursor.column]) || editor.inMultiSelectMode) {
CstyleBehaviour.recordAutoInsert(editor, session, "}");
return {
text: '{}',
selection: [1, 1]
};
} else {
CstyleBehaviour.recordMaybeInsert(editor, session, "{");
return {
text: '{',
selection: [1, 1]
};
}
}
} else if (text == '}') {
initContext(editor);
var rightChar = line.substring(cursor.column, cursor.column + 1);
if (rightChar == '}') {
var matching = session.$findOpeningBracket('}', {column: cursor.column + 1, row: cursor.row});
if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
CstyleBehaviour.popAutoInsertedClosing();
return {
text: '',
selection: [1, 1]
};
}
}
} else if (text == "\n" || text == "\r\n") {
initContext(editor);
var closing = "";
if (CstyleBehaviour.isMaybeInsertedClosing(cursor, line)) {
closing = lang.stringRepeat("}", context.maybeInsertedBrackets);
CstyleBehaviour.clearMaybeInsertedClosing();
}
var rightChar = line.substring(cursor.column, cursor.column + 1);
if (rightChar === '}') {
var openBracePos = session.findMatchingBracket({row: cursor.row, column: cursor.column+1}, '}');
if (!openBracePos)
return null;
var next_indent = this.$getIndent(session.getLine(openBracePos.row));
} else if (closing) {
var next_indent = this.$getIndent(line);
} else {
CstyleBehaviour.clearMaybeInsertedClosing();
return;
}
var indent = next_indent + session.getTabString();
return {
text: '\n' + indent + '\n' + next_indent + closing,
selection: [1, indent.length, 1, indent.length]
};
} else {
CstyleBehaviour.clearMaybeInsertedClosing();
}
});
this.add("braces", "deletion", function(state, action, editor, session, range) {
var selected = session.doc.getTextRange(range);
if (!range.isMultiLine() && selected == '{') {
initContext(editor);
var line = session.doc.getLine(range.start.row);
var rightChar = line.substring(range.end.column, range.end.column + 1);
if (rightChar == '}') {
range.end.column++;
return range;
} else {
context.maybeInsertedBrackets--;
}
}
});
this.add("parens", "insertion", function(state, action, editor, session, text) {
if (text == '(') {
initContext(editor);
var selection = editor.getSelectionRange();
var selected = session.doc.getTextRange(selection);
if (selected !== "" && editor.getWrapBehavioursEnabled()) {
return {
text: '(' + selected + ')',
selection: false
};
} else if (CstyleBehaviour.isSaneInsertion(editor, session)) {
CstyleBehaviour.recordAutoInsert(editor, session, ")");
return {
text: '()',
selection: [1, 1]
};
}
} else if (text == ')') {
initContext(editor);
var cursor = editor.getCursorPosition();
var line = session.doc.getLine(cursor.row);
var rightChar = line.substring(cursor.column, cursor.column + 1);
if (rightChar == ')') {
var matching = session.$findOpeningBracket(')', {column: cursor.column + 1, row: cursor.row});
if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
CstyleBehaviour.popAutoInsertedClosing();
return {
text: '',
selection: [1, 1]
};
}
}
}
});
this.add("parens", "deletion", function(state, action, editor, session, range) {
var selected = session.doc.getTextRange(range);
if (!range.isMultiLine() && selected == '(') {
initContext(editor);
var line = session.doc.getLine(range.start.row);
var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
if (rightChar == ')') {
range.end.column++;
return range;
}
}
});
this.add("brackets", "insertion", function(state, action, editor, session, text) {
if (text == '[') {
initContext(editor);
var selection = editor.getSelectionRange();
var selected = session.doc.getTextRange(selection);
if (selected !== "" && editor.getWrapBehavioursEnabled()) {
return {
text: '[' + selected + ']',
selection: false
};
} else if (CstyleBehaviour.isSaneInsertion(editor, session)) {
CstyleBehaviour.recordAutoInsert(editor, session, "]");
return {
text: '[]',
selection: [1, 1]
};
}
} else if (text == ']') {
initContext(editor);
var cursor = editor.getCursorPosition();
var line = session.doc.getLine(cursor.row);
var rightChar = line.substring(cursor.column, cursor.column + 1);
if (rightChar == ']') {
var matching = session.$findOpeningBracket(']', {column: cursor.column + 1, row: cursor.row});
if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
CstyleBehaviour.popAutoInsertedClosing();
return {
text: '',
selection: [1, 1]
};
}
}
}
});
this.add("brackets", "deletion", function(state, action, editor, session, range) {
var selected = session.doc.getTextRange(range);
if (!range.isMultiLine() && selected == '[') {
initContext(editor);
var line = session.doc.getLine(range.start.row);
var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
if (rightChar == ']') {
range.end.column++;
return range;
}
}
});
this.add("string_dquotes", "insertion", function(state, action, editor, session, text) {
if (text == '"' || text == "'") {
initContext(editor);
var quote = text;
var selection = editor.getSelectionRange();
var selected = session.doc.getTextRange(selection);
if (selected !== "" && selected !== "'" && selected != '"' && editor.getWrapBehavioursEnabled()) {
return {
text: quote + selected + quote,
selection: false
};
} else {
var cursor = editor.getCursorPosition();
var line = session.doc.getLine(cursor.row);
var leftChar = line.substring(cursor.column-1, cursor.column);
if (leftChar == '\\') {
return null;
}
var tokens = session.getTokens(selection.start.row);
var col = 0, token;
var quotepos = -1; // Track whether we're inside an open quote.
for (var x = 0; x < tokens.length; x++) {
token = tokens[x];
if (token.type == "string") {
quotepos = -1;
} else if (quotepos < 0) {
quotepos = token.value.indexOf(quote);
}
if ((token.value.length + col) > selection.start.column) {
break;
}
col += tokens[x].value.length;
}
if (!token || (quotepos < 0 && token.type !== "comment" && (token.type !== "string" || ((selection.start.column !== token.value.length+col-1) && token.value.lastIndexOf(quote) === token.value.length-1)))) {
if (!CstyleBehaviour.isSaneInsertion(editor, session))
return;
return {
text: quote + quote,
selection: [1,1]
};
} else if (token && token.type === "string") {
var rightChar = line.substring(cursor.column, cursor.column + 1);
if (rightChar == quote) {
return {
text: '',
selection: [1, 1]
};
}
}
}
}
});
this.add("string_dquotes", "deletion", function(state, action, editor, session, range) {
var selected = session.doc.getTextRange(range);
if (!range.isMultiLine() && (selected == '"' || selected == "'")) {
initContext(editor);
var line = session.doc.getLine(range.start.row);
var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
if (rightChar == selected) {
range.end.column++;
return range;
}
}
});
};
CstyleBehaviour.isSaneInsertion = function(editor, session) {
var cursor = editor.getCursorPosition();
var iterator = new TokenIterator(session, cursor.row, cursor.column);
if (!this.$matchTokenType(iterator.getCurrentToken() || "text", SAFE_INSERT_IN_TOKENS)) {
var iterator2 = new TokenIterator(session, cursor.row, cursor.column + 1);
if (!this.$matchTokenType(iterator2.getCurrentToken() || "text", SAFE_INSERT_IN_TOKENS))
return false;
}
iterator.stepForward();
return iterator.getCurrentTokenRow() !== cursor.row ||
this.$matchTokenType(iterator.getCurrentToken() || "text", SAFE_INSERT_BEFORE_TOKENS);
};
CstyleBehaviour.$matchTokenType = function(token, types) {
return types.indexOf(token.type || token) > -1;
};
CstyleBehaviour.recordAutoInsert = function(editor, session, bracket) {
var cursor = editor.getCursorPosition();
var line = session.doc.getLine(cursor.row);
if (!this.isAutoInsertedClosing(cursor, line, context.autoInsertedLineEnd[0]))
context.autoInsertedBrackets = 0;
context.autoInsertedRow = cursor.row;
context.autoInsertedLineEnd = bracket + line.substr(cursor.column);
context.autoInsertedBrackets++;
};
CstyleBehaviour.recordMaybeInsert = function(editor, session, bracket) {
var cursor = editor.getCursorPosition();
var line = session.doc.getLine(cursor.row);
if (!this.isMaybeInsertedClosing(cursor, line))
context.maybeInsertedBrackets = 0;
context.maybeInsertedRow = cursor.row;
context.maybeInsertedLineStart = line.substr(0, cursor.column) + bracket;
context.maybeInsertedLineEnd = line.substr(cursor.column);
context.maybeInsertedBrackets++;
};
CstyleBehaviour.isAutoInsertedClosing = function(cursor, line, bracket) {
return context.autoInsertedBrackets > 0 &&
cursor.row === context.autoInsertedRow &&
bracket === context.autoInsertedLineEnd[0] &&
line.substr(cursor.column) === context.autoInsertedLineEnd;
};
CstyleBehaviour.isMaybeInsertedClosing = function(cursor, line) {
return context.maybeInsertedBrackets > 0 &&
cursor.row === context.maybeInsertedRow &&
line.substr(cursor.column) === context.maybeInsertedLineEnd &&
line.substr(0, cursor.column) == context.maybeInsertedLineStart;
};
CstyleBehaviour.popAutoInsertedClosing = function() {
context.autoInsertedLineEnd = context.autoInsertedLineEnd.substr(1);
context.autoInsertedBrackets--;
};
CstyleBehaviour.clearMaybeInsertedClosing = function() {
if (context) {
context.maybeInsertedBrackets = 0;
context.maybeInsertedRow = -1;
}
};
oop.inherits(CstyleBehaviour, Behaviour);
exports.CstyleBehaviour = CstyleBehaviour;
});
define("ace/mode/sh",["require","exports","module","ace/lib/oop","ace/mode/text","ace/mode/sh_highlight_rules","ace/range","ace/mode/folding/cstyle","ace/mode/behaviour/cstyle"], function(require, exports, module) {
"use strict";
var oop = require("../lib/oop");
var TextMode = require("./text").Mode;
var ShHighlightRules = require("./sh_highlight_rules").ShHighlightRules;
var Range = require("../range").Range;
var CStyleFoldMode = require("./folding/cstyle").FoldMode;
var CstyleBehaviour = require("./behaviour/cstyle").CstyleBehaviour;
var Mode = function() {
this.HighlightRules = ShHighlightRules;
this.foldingRules = new CStyleFoldMode();
this.$behaviour = new CstyleBehaviour();
};
oop.inherits(Mode, TextMode);
(function() {
this.lineCommentStart = "#";
this.getNextLineIndent = function(state, line, tab) {
var indent = this.$getIndent(line);
var tokenizedLine = this.getTokenizer().getLineTokens(line, state);
var tokens = tokenizedLine.tokens;
if (tokens.length && tokens[tokens.length-1].type == "comment") {
return indent;
}
if (state == "start") {
var match = line.match(/^.*[\{\(\[\:]\s*$/);
if (match) {
indent += tab;
}
}
return indent;
};
var outdents = {
"pass": 1,
"return": 1,
"raise": 1,
"break": 1,
"continue": 1
};
this.checkOutdent = function(state, line, input) {
if (input !== "\r\n" && input !== "\r" && input !== "\n")
return false;
var tokens = this.getTokenizer().getLineTokens(line.trim(), state).tokens;
if (!tokens)
return false;
do {
var last = tokens.pop();
} while (last && (last.type == "comment" || (last.type == "text" && last.value.match(/^\s+$/))));
if (!last)
return false;
return (last.type == "keyword" && outdents[last.value]);
};
this.autoOutdent = function(state, doc, row) {
row += 1;
var indent = this.$getIndent(doc.getLine(row));
var tab = doc.getTabString();
if (indent.slice(-tab.length) == tab)
doc.remove(new Range(row, indent.length-tab.length, row, indent.length));
};
this.$id = "ace/mode/sh";
}).call(Mode.prototype);
exports.Mode = Mode;
});