Caret/js/ace/mode-golang.js
2013-12-09 11:43:13 -08:00

668 lines
25 KiB
JavaScript

ace.define('ace/mode/golang', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text', 'ace/tokenizer', 'ace/mode/golang_highlight_rules', 'ace/mode/matching_brace_outdent', 'ace/mode/behaviour/cstyle', 'ace/mode/folding/cstyle'], function(require, exports, module) {
var oop = require("../lib/oop");
var TextMode = require("./text").Mode;
var Tokenizer = require("../tokenizer").Tokenizer;
var GolangHighlightRules = require("./golang_highlight_rules").GolangHighlightRules;
var MatchingBraceOutdent = require("./matching_brace_outdent").MatchingBraceOutdent;
var CstyleBehaviour = require("./behaviour/cstyle").CstyleBehaviour;
var CStyleFoldMode = require("./folding/cstyle").FoldMode;
var Mode = function() {
this.HighlightRules = GolangHighlightRules;
this.$outdent = new MatchingBraceOutdent();
this.foldingRules = new CStyleFoldMode();
};
oop.inherits(Mode, TextMode);
(function() {
this.lineCommentStart = "//";
this.blockComment = {start: "/*", end: "*/"};
this.getNextLineIndent = function(state, line, tab) {
var indent = this.$getIndent(line);
var tokenizedLine = this.getTokenizer().getLineTokens(line, state);
var tokens = tokenizedLine.tokens;
var endState = tokenizedLine.state;
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;
};//end getNextLineIndent
this.checkOutdent = function(state, line, input) {
return this.$outdent.checkOutdent(line, input);
};
this.autoOutdent = function(state, doc, row) {
this.$outdent.autoOutdent(doc, row);
};
}).call(Mode.prototype);
exports.Mode = Mode;
});
ace.define('ace/mode/golang_highlight_rules', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/doc_comment_highlight_rules', 'ace/mode/text_highlight_rules'], function(require, exports, module) {
var oop = require("../lib/oop");
var DocCommentHighlightRules = require("./doc_comment_highlight_rules").DocCommentHighlightRules;
var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
var GolangHighlightRules = function() {
var keywords = (
"else|break|case|return|goto|if|const|select|" +
"continue|struct|default|switch|for|range|" +
"func|import|package|chan|defer|fallthrough|go|interface|map|range|" +
"select|type|var"
);
var builtinTypes = (
"string|uint8|uint16|uint32|uint64|int8|int16|int32|int64|float32|" +
"float64|complex64|complex128|byte|rune|uint|int|uintptr|bool|error"
);
var builtinFunctions = (
"make|close|new|panic|recover"
);
var builtinConstants = ("nil|true|false|iota");
var keywordMapper = this.createKeywordMapper({
"keyword": keywords,
"constant.language": builtinConstants,
"support.function": builtinFunctions,
"support.type": builtinTypes
}, "identifier");
this.$rules = {
"start" : [
{
token : "comment",
regex : "\\/\\/.*$"
},
DocCommentHighlightRules.getStartRule("doc-start"),
{
token : "comment", // multi line comment
regex : "\\/\\*",
next : "comment"
}, {
token : "string", // single line
regex : '["](?:(?:\\\\.)|(?:[^"\\\\]))*?["]'
}, {
token : "string", // single line
regex : '[`](?:[^`]*)[`]'
}, {
token : "string", // multi line string start
merge : true,
regex : '[`](?:[^`]*)$',
next : "bqstring"
}, {
token : "constant.numeric", // rune
regex : "['](?:(?:\\\\.)|(?:[^'\\\\]))[']"
}, {
token : "constant.numeric", // hex
regex : "0[xX][0-9a-fA-F]+\\b"
}, {
token : "constant.numeric", // float
regex : "[+-]?\\d+(?:(?:\\.\\d*)?(?:[eE][+-]?\\d+)?)?\\b"
}, {
token : keywordMapper,
regex : "[a-zA-Z_$][a-zA-Z0-9_$]*\\b"
}, {
token : "keyword.operator",
regex : "!|\\$|%|&|\\*|\\-\\-|\\-|\\+\\+|\\+|~|==|=|!=|<=|>=|<<=|>>=|>>>=|<>|<|>|!|&&|\\|\\||\\?\\:|\\*=|%=|\\+=|\\-=|&=|\\^="
}, {
token : "punctuation.operator",
regex : "\\?|\\:|\\,|\\;|\\."
}, {
token : "paren.lparen",
regex : "[[({]"
}, {
token : "paren.rparen",
regex : "[\\])}]"
}, {
token: "invalid",
regex: "\\s+$"
}, {
token : "text",
regex : "\\s+"
}
],
"comment" : [
{
token : "comment", // closing comment
regex : ".*?\\*\\/",
next : "start"
}, {
token : "comment", // comment spanning whole line
regex : ".+"
}
],
"bqstring" : [
{
token : "string",
regex : '(?:[^`]*)`',
next : "start"
}, {
token : "string",
regex : '.+'
}
]
};
this.embedRules(DocCommentHighlightRules, "doc-",
[ DocCommentHighlightRules.getEndRule("start") ]);
};
oop.inherits(GolangHighlightRules, TextHighlightRules);
exports.GolangHighlightRules = GolangHighlightRules;
});
ace.define('ace/mode/doc_comment_highlight_rules', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text_highlight_rules'], function(require, exports, module) {
var oop = require("../lib/oop");
var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
var DocCommentHighlightRules = function() {
this.$rules = {
"start" : [ {
token : "comment.doc.tag",
regex : "@[\\w\\d_]+" // TODO: fix email addresses
}, {
token : "comment.doc.tag",
regex : "\\bTODO\\b"
}, {
defaultToken : "comment.doc"
}]
};
};
oop.inherits(DocCommentHighlightRules, TextHighlightRules);
DocCommentHighlightRules.getStartRule = function(start) {
return {
token : "comment.doc", // doc comment
regex : "\\/\\*(?=\\*)",
next : start
};
};
DocCommentHighlightRules.getEndRule = function (start) {
return {
token : "comment.doc", // closing comment
regex : "\\*\\/",
next : start
};
};
exports.DocCommentHighlightRules = DocCommentHighlightRules;
});
ace.define('ace/mode/matching_brace_outdent', ['require', 'exports', 'module' , 'ace/range'], function(require, exports, module) {
var Range = require("../range").Range;
var MatchingBraceOutdent = function() {};
(function() {
this.checkOutdent = function(line, input) {
if (! /^\s+$/.test(line))
return false;
return /^\s*\}/.test(input);
};
this.autoOutdent = function(doc, row) {
var line = doc.getLine(row);
var match = line.match(/^(\s*\})/);
if (!match) return 0;
var column = match[1].length;
var openBracePos = doc.findMatchingBracket({row: row, column: column});
if (!openBracePos || openBracePos.row == row) return 0;
var indent = this.$getIndent(doc.getLine(openBracePos.row));
doc.replace(new Range(row, 0, row, column-1), indent);
};
this.$getIndent = function(line) {
return line.match(/^\s*/)[0];
};
}).call(MatchingBraceOutdent.prototype);
exports.MatchingBraceOutdent = MatchingBraceOutdent;
});
ace.define('ace/mode/behaviour/cstyle', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/behaviour', 'ace/token_iterator', 'ace/lib/lang'], function(require, exports, module) {
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 autoInsertedBrackets = 0;
var autoInsertedRow = -1;
var autoInsertedLineEnd = "";
var maybeInsertedBrackets = 0;
var maybeInsertedRow = -1;
var maybeInsertedLineStart = "";
var maybeInsertedLineEnd = "";
var CstyleBehaviour = function () {
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, autoInsertedLineEnd[0]))
autoInsertedBrackets = 0;
autoInsertedRow = cursor.row;
autoInsertedLineEnd = bracket + line.substr(cursor.column);
autoInsertedBrackets++;
};
CstyleBehaviour.recordMaybeInsert = function(editor, session, bracket) {
var cursor = editor.getCursorPosition();
var line = session.doc.getLine(cursor.row);
if (!this.isMaybeInsertedClosing(cursor, line))
maybeInsertedBrackets = 0;
maybeInsertedRow = cursor.row;
maybeInsertedLineStart = line.substr(0, cursor.column) + bracket;
maybeInsertedLineEnd = line.substr(cursor.column);
maybeInsertedBrackets++;
};
CstyleBehaviour.isAutoInsertedClosing = function(cursor, line, bracket) {
return autoInsertedBrackets > 0 &&
cursor.row === autoInsertedRow &&
bracket === autoInsertedLineEnd[0] &&
line.substr(cursor.column) === autoInsertedLineEnd;
};
CstyleBehaviour.isMaybeInsertedClosing = function(cursor, line) {
return maybeInsertedBrackets > 0 &&
cursor.row === maybeInsertedRow &&
line.substr(cursor.column) === maybeInsertedLineEnd &&
line.substr(0, cursor.column) == maybeInsertedLineStart;
};
CstyleBehaviour.popAutoInsertedClosing = function() {
autoInsertedLineEnd = autoInsertedLineEnd.substr(1);
autoInsertedBrackets--;
};
CstyleBehaviour.clearMaybeInsertedClosing = function() {
maybeInsertedBrackets = 0;
maybeInsertedRow = -1;
};
this.add("braces", "insertion", function (state, action, editor, session, text) {
var cursor = editor.getCursorPosition();
var line = session.doc.getLine(cursor.row);
if (text == '{') {
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])) {
CstyleBehaviour.recordAutoInsert(editor, session, "}");
return {
text: '{}',
selection: [1, 1]
};
} else {
CstyleBehaviour.recordMaybeInsert(editor, session, "{");
return {
text: '{',
selection: [1, 1]
};
}
}
} else if (text == '}') {
var rightChar = line.substring(cursor.column, cursor.column + 1);
if (rightChar == '}') {
var matching = session.$findOpeningBracket('}', {column: cursor.column + 1, row: cursor.row});
if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
CstyleBehaviour.popAutoInsertedClosing();
return {
text: '',
selection: [1, 1]
};
}
}
} else if (text == "\n" || text == "\r\n") {
var closing = "";
if (CstyleBehaviour.isMaybeInsertedClosing(cursor, line)) {
closing = lang.stringRepeat("}", maybeInsertedBrackets);
CstyleBehaviour.clearMaybeInsertedClosing();
}
var rightChar = line.substring(cursor.column, cursor.column + 1);
if (rightChar == '}' || closing !== "") {
var openBracePos = session.findMatchingBracket({row: cursor.row, column: cursor.column+1}, '}');
if (!openBracePos)
return null;
var indent = this.getNextLineIndent(state, line.substring(0, cursor.column), session.getTabString());
var next_indent = this.$getIndent(line);
return {
text: '\n' + indent + '\n' + next_indent + closing,
selection: [1, indent.length, 1, indent.length]
};
}
}
});
this.add("braces", "deletion", function (state, action, editor, session, range) {
var selected = session.doc.getTextRange(range);
if (!range.isMultiLine() && selected == '{') {
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 {
maybeInsertedBrackets--;
}
}
});
this.add("parens", "insertion", function (state, action, editor, session, text) {
if (text == '(') {
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 == ')') {
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.$findOpeningBracket(')', {column: cursor.column + 1, row: cursor.row});
if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
CstyleBehaviour.popAutoInsertedClosing();
return {
text: '',
selection: [1, 1]
};
}
}
}
});
this.add("parens", "deletion", function (state, action, editor, session, range) {
var selected = session.doc.getTextRange(range);
if (!range.isMultiLine() && selected == '(') {
var line = session.doc.getLine(range.start.row);
var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
if (rightChar == ')') {
range.end.column++;
return range;
}
}
});
this.add("brackets", "insertion", function (state, action, editor, session, text) {
if (text == '[') {
var selection = editor.getSelectionRange();
var selected = session.doc.getTextRange(selection);
if (selected !== "" && editor.getWrapBehavioursEnabled()) {
return {
text: '[' + selected + ']',
selection: false
};
} else if (CstyleBehaviour.isSaneInsertion(editor, session)) {
CstyleBehaviour.recordAutoInsert(editor, session, "]");
return {
text: '[]',
selection: [1, 1]
};
}
} else if (text == ']') {
var cursor = editor.getCursorPosition();
var line = session.doc.getLine(cursor.row);
var rightChar = line.substring(cursor.column, cursor.column + 1);
if (rightChar == ']') {
var matching = session.$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 == '[') {
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 == "'") {
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 == "'")) {
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;
}
}
});
};
oop.inherits(CstyleBehaviour, Behaviour);
exports.CstyleBehaviour = CstyleBehaviour;
});
ace.define('ace/mode/folding/cstyle', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/range', 'ace/mode/folding/fold_mode'], function(require, exports, module) {
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);
});