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jashkenas--coffeescript
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disabled interpolations in normal regexes

This commit is contained in:
satyr 2010-10-04 21:50:50 +09:00
parent 493fa7d8fe
commit cdd033ffb0
10 changed files with 194 additions and 243 deletions
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4
lib/cake.js
View File

@ -63,12 +63,12 @@
spaces = 20 - name.length;
spaces = spaces > 0 ? Array(spaces + 1).join(' ') : '';
desc = task.description ? ("# " + (task.description)) : '';
puts("cake " + (name) + (spaces) + " " + (desc));
puts("cake " + name + spaces + " " + desc);
}
return switches.length ? puts(oparse.help()) : undefined;
};
missingTask = function(task) {
puts("No such task: \"" + (task) + "\"");
puts("No such task: \"" + task + "\"");
return process.exit(1);
};
}).call(this);

8
lib/command.js
View File

@ -60,7 +60,7 @@
compile = function(source, topLevel) {
return path.exists(source, function(exists) {
if (!(exists)) {
throw new Error("File not found: " + (source));
throw new Error("File not found: " + source);
}
return fs.stat(source, function(err, stats) {
if (stats.isDirectory()) {
@ -168,11 +168,11 @@
js = ' ';
}
return fs.writeFile(jsPath, js, function(err) {
return opts.compile && opts.watch ? puts("Compiled " + (source)) : undefined;
return opts.compile && opts.watch ? puts("Compiled " + source) : undefined;
});
};
return path.exists(dir, function(exists) {
return exists ? compile() : exec("mkdir -p " + (dir), compile);
return exists ? compile() : exec("mkdir -p " + dir, compile);
});
};
lint = function(js) {
@ -195,7 +195,7 @@
token = tokens[_i];
_result.push((function() {
_ref2 = [token[0], token[1].toString().replace(/\n/, '\\n')], tag = _ref2[0], value = _ref2[1];
return "[" + (tag) + " " + (value) + "]";
return "[" + tag + " " + value + "]";
})());
}
return _result;

4
lib/grammar.js
View File

@ -8,9 +8,9 @@
if (!(action)) {
return [patternString, '$$ = $1;', options];
}
action = (match = (action + '').match(unwrap)) ? match[1] : ("(" + (action) + "())");
action = (match = (action + '').match(unwrap)) ? match[1] : ("(" + action + "())");
action = action.replace(/\b(?:[A-Z][a-z]+Node|Expressions)\b/g, 'yy.$&');
return [patternString, ("$$ = " + (action) + ";"), options];
return [patternString, ("$$ = " + action + ";"), options];
};
grammar = {
Root: [

116
lib/lexer.js
View File

@ -1,5 +1,5 @@
(function() {
var ASSIGNED, CALLABLE, CODE, COFFEE_ALIASES, COFFEE_KEYWORDS, COMMENT, COMPARE, COMPOUND_ASSIGN, CONVERSIONS, HEREDOC, HEREDOC_INDENT, HEREGEX, HEREGEX_OMIT, IDENTIFIER, JSTOKEN, JS_FORBIDDEN, JS_KEYWORDS, LEADING_SPACES, LINE_BREAK, LOGIC, Lexer, MATH, MULTILINER, MULTI_DENT, NEXT_CHARACTER, NOT_REGEX, NO_NEWLINE, NUMBER, OPERATOR, REGEX_END, REGEX_ESCAPE, REGEX_START, RESERVED, Rewriter, SHIFT, SIMPLESTR, TRAILING_SPACES, UNARY, WHITESPACE, _ref, compact, count, include, last, starts;
var ASSIGNED, CALLABLE, CODE, COFFEE_ALIASES, COFFEE_KEYWORDS, COMMENT, COMPARE, COMPOUND_ASSIGN, CONVERSIONS, HEREDOC, HEREDOC_INDENT, HEREGEX, HEREGEX_OMIT, IDENTIFIER, JSTOKEN, JS_FORBIDDEN, JS_KEYWORDS, LEADING_SPACES, LINE_BREAK, LOGIC, Lexer, MATH, MULTILINER, MULTI_DENT, NEXT_CHARACTER, NOT_REGEX, NO_NEWLINE, NUMBER, OPERATOR, REGEX, RESERVED, Rewriter, SHIFT, SIMPLESTR, TRAILING_SPACES, UNARY, WHITESPACE, _ref, compact, count, include, last, starts;
Rewriter = require('./rewriter').Rewriter;
_ref = require('./helpers'), include = _ref.include, count = _ref.count, starts = _ref.starts, compact = _ref.compact, last = _ref.last;
exports.Lexer = (function() {
@ -49,7 +49,7 @@
if (include(JS_FORBIDDEN, id)) {
if (forcedIdentifier) {
tag = 'STRING';
id = ("\"" + (id) + "\"");
id = ("\"" + id + "\"");
if (forcedIdentifier === 'accessor') {
closeIndex = true;
if (this.tag() !== '@') {
@ -165,60 +165,55 @@
return true;
};
Lexer.prototype.regexToken = function() {
var _ref2, end, first, flags, match, regex, str;
var match;
if (this.chunk.charAt(0) !== '/') {
return false;
}
if (match = HEREGEX.exec(this.chunk)) {
return this.heregexToken(match);
}
if (!(first = REGEX_START.exec(this.chunk))) {
return false;
}
if (first[1] === ' ' && !('CALL_START' === (_ref2 = this.tag()) || '=' === _ref2)) {
return false;
}
if (include(NOT_REGEX, this.tag())) {
return false;
}
if (!(regex = this.balancedString(this.chunk, [['/', '/']]))) {
if (!(match = REGEX.exec(this.chunk))) {
return false;
}
if (!(end = this.chunk.slice(regex.length).match(REGEX_END))) {
return false;
}
flags = end[0];
if (~regex.indexOf('#{')) {
str = regex.slice(1, -1);
this.tokens.push(['IDENTIFIER', 'RegExp'], ['CALL_START', '(']);
this.interpolateString("\"" + (str) + "\"", {
regex: true
});
if (flags) {
this.tokens.push([',', ','], ['STRING', ("\"" + (flags) + "\"")]);
}
this.tokens.push(['CALL_END', ')']);
} else {
this.token('REGEX', regex + flags);
}
this.i += regex.length + flags.length;
this.token('REGEX', match[0]);
this.i += match[0].length;
return true;
};
Lexer.prototype.heregexToken = function(match) {
var _ref2, body, flags, heregex, re;
var _i, _len, _ref2, _ref3, _this, body, flags, heregex, re, tag, tokens, value;
_ref2 = match, heregex = _ref2[0], body = _ref2[1], flags = _ref2[2];
this.i += heregex.length;
if (!(~body.indexOf('#{'))) {
re = body.replace(HEREGEX_OMIT, '').replace(/\//g, '\\/');
this.token('REGEX', "/" + (re || '(?:)') + "/" + (flags));
this.token('REGEX', "/" + (re || '(?:)') + "/" + flags);
return true;
}
this.token('IDENTIFIER', 'RegExp');
this.tokens.push(['CALL_START', '(']);
this.interpolateString("\"" + (body) + "\"", {
regex: true,
heregex: true
tokens = [];
_ref2 = this.interpolateString('"' + body + '"', {
regex: true
});
for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
_ref3 = _ref2[_i], tag = _ref3[0], value = _ref3[1];
if (tag === 'TOKENS') {
tokens.push.apply(tokens, value);
} else {
if (!(value = value.slice(1, -1).replace(HEREGEX_OMIT, ''))) {
continue;
}
tokens.push(['STRING', '"' + value.replace(/[\\\"]/g, '\\$&') + '"']);
}
tokens.push(['+', '+']);
}
tokens.pop();
if ((((_ref2 = tokens[0]) != null) ? _ref2[0] !== 'STRING' : undefined)) {
this.tokens.push(['STRING', '""'], ['+', '+']);
}
(_this = this.tokens).push.apply(_this, tokens);
if (flags) {
this.tokens.push([',', ','], ['STRING', '"' + flags + '"']);
}
@ -404,7 +399,7 @@
}
}
if (indent) {
doc = doc.replace(RegExp("\\n" + (indent), "g"), '\n');
doc = doc.replace(RegExp("\\n" + indent, "g"), '\n');
}
if (herecomment) {
return doc;
@ -414,7 +409,7 @@
doc = doc.replace(/\\([\s\S])/g, function(m, c) {
return ('\n' === c || quote === c) ? c : m;
});
doc = doc.replace(RegExp("" + (quote), "g"), '\\$&');
doc = doc.replace(RegExp("" + quote, "g"), '\\$&');
if (quote === "'") {
doc = this.escapeLines(doc, true);
}
@ -448,15 +443,14 @@
return this.outdentToken(this.indent);
};
Lexer.prototype.identifierError = function(word) {
throw new Error("SyntaxError: Reserved word \"" + (word) + "\" on line " + (this.line + 1));
throw new Error("SyntaxError: Reserved word \"" + word + "\" on line " + (this.line + 1));
};
Lexer.prototype.assignmentError = function() {
throw new Error("SyntaxError: Reserved word \"" + (this.value()) + "\" on line " + (this.line + 1) + " can't be assigned");
};
Lexer.prototype.balancedString = function(str, delimited, options) {
var _i, _len, _ref2, close, i, levels, open, pair, slash, slen;
var _i, _len, _ref2, close, i, levels, open, pair, slen;
options || (options = {});
slash = delimited[0][0] === '/';
levels = [];
i = 0;
slen = str.length;
@ -482,21 +476,18 @@
}
}
}
if (!levels.length || slash && str.charAt(i) === '\n') {
if (!levels.length) {
break;
}
i += 1;
}
if (levels.length) {
if (slash) {
return false;
}
throw new Error("SyntaxError: Unterminated " + (levels.pop()[0]) + " starting on line " + (this.line + 1));
}
return !i ? false : str.slice(0, i);
};
Lexer.prototype.interpolateString = function(str, options) {
var _i, _len, _ref2, char, expr, heredoc, i, inner, interpolated, lexer, nested, pi, push, regex, s, tag, tok, tokens, value;
var _i, _len, _ref2, _this, char, expr, heredoc, i, inner, interpolated, lexer, nested, pi, regex, tag, tok, tokens, value;
if (str.length < 5) {
return this.token('STRING', this.escapeLines(str, heredoc));
}
@ -514,14 +505,14 @@
continue;
}
if (pi < i) {
tokens.push(['STRING', '"' + this.escapeLines(str.slice(pi, i), heredoc) + '"']);
tokens.push(['STRING', '"' + str.slice(pi, i) + '"']);
}
inner = expr.slice(1, -1).replace(LEADING_SPACES, '').replace(TRAILING_SPACES, '');
if (inner.length) {
if (heredoc) {
inner = inner.replace(/\\\"/g, '"');
}
nested = lexer.tokenize("(" + (inner) + ")", {
nested = lexer.tokenize("(" + inner + "\n)", {
line: this.line
});
for (_i = 0, _len = nested.length; _i < _len; _i++) {
@ -531,43 +522,38 @@
}
}
nested.pop();
if (nested.length < 5) {
nested.pop();
nested.shift();
}
tokens.push(['TOKENS', nested]);
} else {
tokens.push(['STRING', '""']);
}
i += expr.length;
pi = i + 1;
}
if ((i > pi) && (pi < str.length - 1)) {
s = this.escapeLines(str.slice(pi, -1), heredoc);
tokens.push(['STRING', '"' + s + '"']);
tokens.push(['STRING', '"' + str.slice(pi)]);
}
if (tokens[0][0] !== 'STRING') {
if (regex) {
return tokens;
}
interpolated = tokens.length > 1;
if ((((_ref2 = tokens[0]) != null) ? _ref2[0] !== 'STRING' : undefined)) {
tokens.unshift(['STRING', '""']);
}
interpolated = !regex && tokens.length > 1;
if (interpolated) {
this.token('(', '(');
}
push = tokens.push;
for (i = 0, _len = tokens.length; i < _len; i++) {
_ref2 = tokens[i], tag = _ref2[0], value = _ref2[1];
if (i) {
this.token('+', '+');
}
if (tag === 'TOKENS') {
push.apply(this.tokens, value);
continue;
(_this = this.tokens).push.apply(_this, value);
} else {
this.token(tag, this.escapeLines(value, heredoc));
}
if (regex) {
value = value.slice(1, -1);
value = value.replace(/[\\\"]/g, '\\$&');
if (options.heregex) {
value = value.replace(HEREGEX_OMIT, '');
}
value = '"' + value + '"';
}
this.token(tag, value);
}
if (interpolated) {
this.token(')', ')');
@ -615,9 +601,7 @@
MULTI_DENT = /^(?:\n[ \t]*)+/;
SIMPLESTR = /^'[^\\']*(?:\\.[^\\']*)*'/;
JSTOKEN = /^`[^\\`]*(?:\\.[^\\`]*)*`/;
REGEX_START = /^\/([^\/])/;
REGEX_END = /^[imgy]{0,4}(?![a-zA-Z])/;
REGEX_ESCAPE = /\\[^#]/g;
REGEX = /^\/(?!\s)(?:[^[\/\n\\]+|\\.|\[([^\\\]]+|\\.)*])+\/[imgy]{0,4}(?![A-Za-z])/;
HEREGEX = /^\/{3}([\s\S]+?)\/{3}([imgy]{0,4})(?![A-Za-z])/;
HEREGEX_OMIT = /\s+(?:#.*)?/g;
MULTILINER = /\n/g;

186
lib/nodes.js
View File

@ -214,16 +214,16 @@
o.scope = new Scope(null, this, null);
code = this.compileWithDeclarations(o);
code = code.replace(TRAILING_WHITESPACE, '');
return o.noWrap ? code : ("(function() {\n" + (code) + "\n}).call(this);\n");
return o.noWrap ? code : ("(function() {\n" + code + "\n}).call(this);\n");
};
Expressions.prototype.compileWithDeclarations = function(o) {
var code;
code = this.compileNode(o);
if (o.scope.hasAssignments(this)) {
code = ("" + (this.tab) + "var " + (o.scope.compiledAssignments()) + ";\n" + (code));
code = ("" + this.tab + "var " + (o.scope.compiledAssignments()) + ";\n" + code);
}
if (!o.globals && o.scope.hasDeclarations(this)) {
code = ("" + (this.tab) + "var " + (o.scope.compiledDeclarations()) + ";\n" + (code));
code = ("" + this.tab + "var " + (o.scope.compiledDeclarations()) + ";\n" + code);
}
return code;
};
@ -233,7 +233,7 @@
compiledNode = node.compile(merge(o, {
top: true
}));
return node.isStatement(o) ? compiledNode : ("" + (this.idt()) + (compiledNode) + ";");
return node.isStatement(o) ? compiledNode : ("" + (this.idt()) + compiledNode + ";");
};
return Expressions;
})();
@ -295,7 +295,7 @@
if (this.expression.isStatement(o)) {
o.asStatement = true;
}
return "" + (this.tab) + "return " + (this.expression.compile(o)) + ";";
return "" + this.tab + "return " + (this.expression.compile(o)) + ";";
};
return ReturnNode;
})();
@ -376,7 +376,7 @@
}
code = this.base.compile(o);
if (props[0] instanceof AccessorNode && this.isNumber() || o.top && this.base instanceof ObjectNode) {
code = ("(" + (code) + ")");
code = ("(" + code + ")");
}
for (_i = 0, _len = props.length; _i < _len; _i++) {
prop = props[_i];
@ -477,7 +477,7 @@
if (!(name)) {
throw Error("cannot call super on an anonymous function.");
}
return method.klass ? ("" + (method.klass) + ".__super__." + (name)) : ("" + (name) + ".__super__.constructor");
return method.klass ? ("" + (method.klass) + ".__super__." + name) : ("" + name + ".__super__.constructor");
};
CallNode.prototype.unfoldSoak = function(o) {
var _i, _len, _ref2, call, list, node;
@ -530,7 +530,7 @@
}
left = ("typeof " + (left.compile(o)) + " !== \"function\"");
rite = rite.compile(o);
return ("(" + (left) + " ? undefined : " + (rite) + ")");
return ("(" + left + " ? undefined : " + rite + ")");
}
_ref2 = this.args;
for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
@ -547,16 +547,16 @@
}
return _result;
}).call(this).join(', ');
return this.isSuper ? this.compileSuper(args, o) : ("" + (this.prefix()) + (this.variable.compile(o)) + "(" + (args) + ")");
return this.isSuper ? this.compileSuper(args, o) : ("" + (this.prefix()) + (this.variable.compile(o)) + "(" + args + ")");
};
CallNode.prototype.compileSuper = function(args, o) {
return "" + (this.superReference(o)) + ".call(this" + (args.length ? ', ' : '') + (args) + ")";
return "" + (this.superReference(o)) + ".call(this" + (args.length ? ', ' : '') + args + ")";
};
CallNode.prototype.compileSplat = function(o) {
var _i, _len, _ref2, a, arg, argvar, b, base, c, call, fun, idt, name, ref, splatargs;
splatargs = this.compileSplatArguments(o);
if (this.isSuper) {
return ("" + (this.superReference(o)) + ".apply(this, " + (splatargs) + ")");
return ("" + (this.superReference(o)) + ".apply(this, " + splatargs + ")");
}
if (!(this.isNew)) {
if (!((base = this.variable) instanceof ValueNode)) {
@ -564,14 +564,14 @@
}
if ((name = base.properties.pop()) && base.isComplex()) {
ref = o.scope.freeVariable('this');
fun = ("(" + (ref) + " = " + (base.compile(o)) + ")" + (name.compile(o)));
fun = ("(" + ref + " = " + (base.compile(o)) + ")" + (name.compile(o)));
} else {
fun = (ref = base.compile(o));
if (name) {
fun += name.compile(o);
}
}
return ("" + (fun) + ".apply(" + (ref) + ", " + (splatargs) + ")");
return ("" + fun + ".apply(" + ref + ", " + splatargs + ")");
}
call = 'call(this)';
argvar = function(n) {
@ -588,7 +588,7 @@
a = o.scope.freeVariable('ctor');
b = o.scope.freeVariable('ref');
c = o.scope.freeVariable('result');
return "(function() {\n" + (idt = this.idt(1)) + "var ctor = function() {};\n" + (idt) + (utility('extends')) + "(ctor, " + (a) + " = " + (this.variable.compile(o)) + ");\n" + (idt) + "return typeof (" + (c) + " = " + (a) + ".apply(" + (b) + " = new ctor, " + (splatargs) + ")) === \"object\" ? " + (c) + " : " + (b) + ";\n" + (this.tab) + "})." + (call);
return "(function() {\n" + (idt = this.idt(1)) + "var ctor = function() {};\n" + idt + (utility('extends')) + "(ctor, " + a + " = " + (this.variable.compile(o)) + ");\n" + idt + "return typeof (" + c + " = " + a + ".apply(" + b + " = new ctor, " + splatargs + ")) === \"object\" ? " + c + " : " + b + ";\n" + this.tab + "})." + call;
};
return CallNode;
})();
@ -623,7 +623,7 @@
AccessorNode.prototype.compileNode = function(o) {
var name, namePart;
name = this.name.compile(o);
namePart = name.match(IS_STRING) ? ("[" + (name) + "]") : ("." + (name));
namePart = name.match(IS_STRING) ? ("[" + name + "]") : ("." + name);
return this.prototype + namePart;
};
AccessorNode.prototype.isComplex = NO;
@ -642,7 +642,7 @@
var idx, prefix;
idx = this.index.compile(o);
prefix = this.proto ? '.prototype' : '';
return "" + (prefix) + "[" + (idx) + "]";
return "" + prefix + "[" + idx + "]";
};
IndexNode.prototype.isComplex = function() {
return this.index.isComplex();
@ -692,20 +692,20 @@
}
idx = del(o, 'index');
step = del(o, 'step');
vars = ("" + (idx) + " = " + (this.fromVar));
intro = ("(" + (this.fromVar) + " <= " + (this.toVar) + " ? " + (idx));
compare = ("" + (intro) + " <" + (this.equals) + " " + (this.toVar) + " : " + (idx) + " >" + (this.equals) + " " + (this.toVar) + ")");
vars = ("" + idx + " = " + this.fromVar);
intro = ("(" + this.fromVar + " <= " + this.toVar + " ? " + idx);
compare = ("" + intro + " <" + this.equals + " " + this.toVar + " : " + idx + " >" + this.equals + " " + this.toVar + ")");
stepPart = step ? step.compile(o) : '1';
incr = step ? ("" + (idx) + " += " + (stepPart)) : ("" + (intro) + " += " + (stepPart) + " : " + (idx) + " -= " + (stepPart) + ")");
return "" + (vars) + "; " + (compare) + "; " + (incr);
incr = step ? ("" + idx + " += " + stepPart) : ("" + intro + " += " + stepPart + " : " + idx + " -= " + stepPart + ")");
return "" + vars + "; " + compare + "; " + incr;
};
RangeNode.prototype.compileSimple = function(o) {
var _ref2, from, idx, step, to;
_ref2 = [+this.fromNum, +this.toNum], from = _ref2[0], to = _ref2[1];
idx = del(o, 'index');
step = del(o, 'step');
step && (step = ("" + (idx) + " += " + (step.compile(o))));
return from <= to ? ("" + (idx) + " = " + (from) + "; " + (idx) + " <" + (this.equals) + " " + (to) + "; " + (step || ("" + (idx) + "++"))) : ("" + (idx) + " = " + (from) + "; " + (idx) + " >" + (this.equals) + " " + (to) + "; " + (step || ("" + (idx) + "--")));
step && (step = ("" + idx + " += " + (step.compile(o))));
return from <= to ? ("" + idx + " = " + from + "; " + idx + " <" + this.equals + " " + to + "; " + (step || ("" + idx + "++"))) : ("" + idx + " = " + from + "; " + idx + " >" + this.equals + " " + to + "; " + (step || ("" + idx + "--")));
};
RangeNode.prototype.compileArray = function(o) {
var _i, _ref2, _ref3, _result, body, clause, i, idt, post, pre, range, result, vars;
@ -726,16 +726,16 @@
}
i = o.scope.freeVariable('i');
result = o.scope.freeVariable('result');
pre = ("\n" + (idt) + (result) + " = []; " + (vars));
pre = ("\n" + idt + result + " = []; " + vars);
if (this.fromNum && this.toNum) {
o.index = i;
body = this.compileSimple(o);
} else {
clause = ("" + (this.fromVar) + " <= " + (this.toVar) + " ?");
body = ("var " + (i) + " = " + (this.fromVar) + "; " + (clause) + " " + (i) + " <" + (this.equals) + " " + (this.toVar) + " : " + (i) + " >" + (this.equals) + " " + (this.toVar) + "; " + (clause) + " " + (i) + " += 1 : " + (i) + " -= 1");
clause = ("" + this.fromVar + " <= " + this.toVar + " ?");
body = ("var " + i + " = " + this.fromVar + "; " + clause + " " + i + " <" + this.equals + " " + this.toVar + " : " + i + " >" + this.equals + " " + this.toVar + "; " + clause + " " + i + " += 1 : " + i + " -= 1");
}
post = ("{ " + (result) + ".push(" + (i) + "); }\n" + (idt) + "return " + (result) + ";\n" + (o.indent));
return "(function() {" + (pre) + "\n" + (idt) + "for (" + (body) + ")" + (post) + "}).call(this)";
post = ("{ " + result + ".push(" + i + "); }\n" + idt + "return " + result + ";\n" + (o.indent));
return "(function() {" + pre + "\n" + idt + "for (" + body + ")" + post + "}).call(this)";
};
return RangeNode;
})();
@ -756,7 +756,7 @@
if (to) {
to = ', ' + to;
}
return ".slice(" + (from) + (to) + ")";
return ".slice(" + from + to + ")";
};
return SliceNode;
})();
@ -808,7 +808,7 @@
}).call(this);
props = props.join('');
obj = '{' + (props ? '\n' + props + '\n' + this.idt() : '') + '}';
return top ? ("(" + (obj) + ")") : obj;
return top ? ("(" + obj + ")") : obj;
};
return ObjectNode;
})();
@ -836,15 +836,15 @@
if (obj instanceof SplatNode) {
return this.compileSplatLiteral(o);
} else if (obj instanceof CommentNode) {
objects.push("\n" + (code) + "\n" + (o.indent));
objects.push("\n" + code + "\n" + (o.indent));
} else if (i === this.objects.length - 1) {
objects.push(code);
} else {
objects.push("" + (code) + ", ");
objects.push("" + code + ", ");
}
}
objects = objects.join('');
return indexOf(objects, '\n') >= 0 ? ("[\n" + (this.idt(1)) + (objects) + "\n" + (this.tab) + "]") : ("[" + (objects) + "]");
return indexOf(objects, '\n') >= 0 ? ("[\n" + (this.idt(1)) + objects + "\n" + this.tab + "]") : ("[" + objects + "]");
};
return ArrayNode;
})();
@ -909,7 +909,7 @@
if (constructor.body.empty()) {
constructor.body.push(new ReturnNode(literal('this')));
}
constructor.body.unshift(literal("this." + (pname) + " = function(){ return " + (className) + ".prototype." + (pname) + ".apply(" + (me) + ", arguments); }"));
constructor.body.unshift(literal("this." + pname + " = function(){ return " + className + ".prototype." + pname + ".apply(" + me + ", arguments); }"));
}
}
if (pvar) {
@ -920,7 +920,7 @@
props.push(prop);
}
if (me) {
constructor.body.unshift(literal("" + (me) + " = this"));
constructor.body.unshift(literal("" + me + " = this"));
}
construct = this.idt() + (new AssignNode(this.variable, constructor)).compile(merge(o, {
sharedScope: constScope
@ -970,16 +970,16 @@
}
val = this.value.compile(o);
if (this.context === 'object') {
return ("" + (name) + ": " + (val));
return ("" + name + ": " + val);
}
if (!(isValue && (this.variable.hasProperties() || this.variable.namespaced))) {
o.scope.find(name);
}
val = ("" + (name) + " = " + (val));
val = ("" + name + " = " + val);
if (stmt) {
return ("" + (this.tab) + (val) + ";");
return ("" + this.tab + val + ";");
}
return top || this.parenthetical ? val : ("(" + (val) + ")");
return top || this.parenthetical ? val : ("(" + val + ")");
};
AssignNode.prototype.compilePatternMatch = function(o) {
var _len, _ref2, accessClass, assigns, code, i, idx, isObject, obj, objects, olength, otop, splat, top, val, valVar, value;
@ -1009,7 +1009,7 @@
top: true
});
valVar = o.scope.freeVariable('ref');
assigns = [("" + (valVar) + " = " + (value.compile(o)))];
assigns = [("" + valVar + " = " + (value.compile(o)))];
splat = false;
for (i = 0, _len = objects.length; i < _len; i++) {
obj = objects[i];
@ -1030,7 +1030,7 @@
splat = true;
} else {
if (typeof idx !== 'object') {
idx = literal(splat ? ("" + (valVar) + ".length - " + (olength - idx)) : idx);
idx = literal(splat ? ("" + valVar + ".length - " + (olength - idx)) : idx);
}
val = new ValueNode(literal(valVar), [new accessClass(idx)]);
}
@ -1040,7 +1040,7 @@
assigns.push(valVar);
}
code = assigns.join(', ');
return top || this.parenthetical ? code : ("(" + (code) + ")");
return top || this.parenthetical ? code : ("(" + code + ")");
};
AssignNode.prototype.compileSplice = function(o) {
var from, name, plus, range, ref, to, val;
@ -1048,10 +1048,10 @@
name = this.variable.compile(o);
plus = range.exclusive ? '' : ' + 1';
from = range.from ? range.from.compile(o) : '0';
to = range.to ? range.to.compile(o) + ' - ' + from + plus : ("" + (name) + ".length");
to = range.to ? range.to.compile(o) + ' - ' + from + plus : ("" + name + ".length");
ref = o.scope.freeVariable('ref');
val = this.value.compile(o);
return "([].splice.apply(" + (name) + ", [" + (from) + ", " + (to) + "].concat(" + (ref) + " = " + (val) + ")), " + (ref) + ")";
return "([].splice.apply(" + name + ", [" + from + ", " + to + "].concat(" + ref + " = " + val + ")), " + ref + ")";
};
return AssignNode;
})();
@ -1125,11 +1125,11 @@
(o.scope.parameter(param));
}
code = this.body.expressions.length ? ("\n" + (this.body.compileWithDeclarations(o)) + "\n") : '';
func = ("function(" + (params.join(', ')) + ") {" + (code) + (code && this.tab) + "}");
func = ("function(" + (params.join(', ')) + ") {" + code + (code && this.tab) + "}");
if (this.bound) {
return ("(" + (utility('bind')) + "(" + (func) + ", " + (this.context) + "))");
return ("(" + (utility('bind')) + "(" + func + ", " + this.context + "))");
}
return top ? ("(" + (func) + ")") : func;
return top ? ("(" + func + ")") : func;
};
CodeNode.prototype.topSensitive = YES;
CodeNode.prototype.traverseChildren = function(crossScope, func) {
@ -1190,7 +1190,7 @@
o.scope.assign(len, "arguments.length");
variadic = o.scope.freeVariable('result');
o.scope.assign(variadic, len + ' >= ' + this.arglength);
end = this.trailings.length ? (", " + (len) + " - " + (this.trailings.length)) : undefined;
end = this.trailings.length ? (", " + len + " - " + (this.trailings.length)) : undefined;
_ref2 = this.trailings;
for (idx = 0, _len = _ref2.length; idx < _len; idx++) {
trailing = _ref2[idx];
@ -1200,15 +1200,15 @@
assign.value = trailing;
}
pos = this.trailings.length - idx;
o.scope.assign(trailing.compile(o), "arguments[" + (variadic) + " ? " + (len) + " - " + (pos) + " : " + (this.index + idx) + "]");
o.scope.assign(trailing.compile(o), "arguments[" + variadic + " ? " + len + " - " + pos + " : " + (this.index + idx) + "]");
}
}
return "" + (name) + " = " + (utility('slice')) + ".call(arguments, " + (this.index) + (end) + ")";
return "" + name + " = " + (utility('slice')) + ".call(arguments, " + this.index + end + ")";
};
SplatNode.prototype.compileValue = function(o, name, index, trailings) {
var trail;
trail = trailings ? (", " + (name) + ".length - " + (trailings)) : '';
return "" + (utility('slice')) + ".call(" + (name) + ", " + (index) + (trail) + ")";
trail = trailings ? (", " + name + ".length - " + trailings) : '';
return "" + (utility('slice')) + ".call(" + name + ", " + index + trail + ")";
};
SplatNode.compileSplattedArray = function(list, o) {
var _len, arg, args, code, end, i, prev;
@ -1220,16 +1220,16 @@
prev = args[end];
if (!(arg instanceof SplatNode)) {
if (prev && starts(prev, '[') && ends(prev, ']')) {
args[end] = ("" + (prev.slice(0, -1)) + ", " + (code) + "]");
args[end] = ("" + (prev.slice(0, -1)) + ", " + code + "]");
continue;
}
if (prev && starts(prev, '.concat([') && ends(prev, '])')) {
args[end] = ("" + (prev.slice(0, -2)) + ", " + (code) + "])");
args[end] = ("" + (prev.slice(0, -2)) + ", " + code + "])");
continue;
}
code = ("[" + (code) + "]");
code = ("[" + code + "]");
}
args[++end] = i === 0 ? code : (".concat(" + (code) + ")");
args[++end] = i === 0 ? code : (".concat(" + code + ")");
}
return args.join('');
};
@ -1271,12 +1271,12 @@
set = '';
if (!(top)) {
rvar = o.scope.freeVariable('result');
set = ("" + (this.tab) + (rvar) + " = [];\n");
set = ("" + this.tab + rvar + " = [];\n");
if (this.body) {
this.body = PushNode.wrap(rvar, this.body);
}
}
pre = ("" + (set) + (this.tab) + "while (" + (cond) + ")");
pre = ("" + set + this.tab + "while (" + cond + ")");
if (this.guard) {
this.body = Expressions.wrap([new IfNode(this.guard, this.body)]);
}
@ -1287,7 +1287,7 @@
} else {
post = '';
}
return "" + (pre) + " {\n" + (this.body.compile(o)) + "\n" + (this.tab) + "}" + (post);
return "" + pre + " {\n" + (this.body.compile(o)) + "\n" + this.tab + "}" + post;
};
return WhileNode;
})();
@ -1377,7 +1377,7 @@
shared = this.first.unwrap().second;
_ref2 = shared.compileReference(o), this.first.second = _ref2[0], shared = _ref2[1];
_ref2 = [this.first.compile(o), this.second.compile(o), shared.compile(o)], first = _ref2[0], second = _ref2[1], shared = _ref2[2];
return "(" + (first) + ") && (" + (shared) + " " + (this.operator) + " " + (second) + ")";
return "(" + first + ") && (" + shared + " " + this.operator + " " + second + ")";
};
OpNode.prototype.compileAssignment = function(o) {
var _ref2, left, rite;
@ -1394,7 +1394,7 @@
fst = this.first;
ref = fst.compile(o);
}
return new ExistenceNode(fst).compile(o) + (" ? " + (ref) + " : " + (this.second.compile(o)));
return new ExistenceNode(fst).compile(o) + (" ? " + ref + " : " + (this.second.compile(o)));
};
OpNode.prototype.compileUnary = function(o) {
var parts, space;
@ -1446,7 +1446,7 @@
}), this.arr1 = _ref2[0], this.arr2 = _ref2[1];
_ref2 = [o.scope.freeVariable('i'), o.scope.freeVariable('len')], i = _ref2[0], l = _ref2[1];
prefix = this.obj1 !== this.obj2 ? this.obj1 + '; ' : '';
return "(function(){ " + (prefix) + "for (var " + (i) + "=0, " + (l) + "=" + (this.arr1) + ".length; " + (i) + "<" + (l) + "; " + (i) + "++) { if (" + (this.arr2) + "[" + (i) + "] === " + (this.obj2) + ") return true; } return false; }).call(this)";
return "(function(){ " + prefix + "for (var " + i + "=0, " + l + "=" + this.arr1 + ".length; " + i + "<" + l + "; " + i + "++) { if (" + this.arr2 + "[" + i + "] === " + this.obj2 + ") return true; } return false; }).call(this)";
};
return InNode;
})();
@ -1478,9 +1478,9 @@
o.top = true;
attemptPart = this.attempt.compile(o);
errorPart = this.error ? (" (" + (this.error.compile(o)) + ") ") : ' ';
catchPart = this.recovery ? (" catch" + (errorPart) + "{\n" + (this.recovery.compile(o)) + "\n" + (this.tab) + "}") : '';
finallyPart = (this.ensure || '') && ' finally {\n' + this.ensure.compile(merge(o)) + ("\n" + (this.tab) + "}");
return "" + (this.tab) + "try {\n" + (attemptPart) + "\n" + (this.tab) + "}" + (catchPart) + (finallyPart);
catchPart = this.recovery ? (" catch" + errorPart + "{\n" + (this.recovery.compile(o)) + "\n" + this.tab + "}") : '';
finallyPart = (this.ensure || '') && ' finally {\n' + this.ensure.compile(merge(o)) + ("\n" + this.tab + "}");
return "" + this.tab + "try {\n" + attemptPart + "\n" + this.tab + "}" + catchPart + finallyPart;
};
return TryNode;
})();
@ -1496,7 +1496,7 @@
ThrowNode.prototype.isStatement = YES;
ThrowNode.prototype.makeReturn = THIS;
ThrowNode.prototype.compileNode = function(o) {
return "" + (this.tab) + "throw " + (this.expression.compile(o)) + ";";
return "" + this.tab + "throw " + (this.expression.compile(o)) + ";";
};
return ThrowNode;
})();
@ -1512,8 +1512,8 @@
ExistenceNode.prototype.compileNode = function(o) {
var code;
code = this.expression.compile(o);
code = IDENTIFIER.test(code) && !o.scope.check(code) ? ("typeof " + (code) + " !== \"undefined\" && " + (code) + " !== null") : ("" + (code) + " != null");
return this.parenthetical ? code : ("(" + (code) + ")");
code = IDENTIFIER.test(code) && !o.scope.check(code) ? ("typeof " + code + " !== \"undefined\" && " + code + " !== null") : ("" + code + " != null");
return this.parenthetical ? code : ("(" + code + ")");
};
return ExistenceNode;
})();
@ -1547,7 +1547,7 @@
if (this.parenthetical || this.isStatement(o)) {
return top ? this.tab + code + ';' : code;
}
return "(" + (code) + ")";
return "(" + code + ")";
};
return ParentheticalNode;
})();
@ -1638,20 +1638,20 @@
sourcePart = '';
} else {
ref = scope.freeVariable('ref');
sourcePart = ("" + (ref) + " = " + (svar) + ";");
sourcePart = ("" + ref + " = " + svar + ";");
svar = ref;
}
namePart = this.pattern ? new AssignNode(this.name, literal("" + (svar) + "[" + (ivar) + "]")).compile(merge(o, {
namePart = this.pattern ? new AssignNode(this.name, literal("" + svar + "[" + ivar + "]")).compile(merge(o, {
top: true
})) : (name ? ("" + (name) + " = " + (svar) + "[" + (ivar) + "]") : undefined);
})) : (name ? ("" + name + " = " + svar + "[" + ivar + "]") : undefined);
if (!(this.object)) {
lvar = scope.freeVariable('len');
stepPart = this.step ? ("" + (ivar) + " += " + (this.step.compile(o))) : ("" + (ivar) + "++");
forPart = ("" + (ivar) + " = 0, " + (lvar) + " = " + (svar) + ".length; " + (ivar) + " < " + (lvar) + "; " + (stepPart));
stepPart = this.step ? ("" + ivar + " += " + (this.step.compile(o))) : ("" + ivar + "++");
forPart = ("" + ivar + " = 0, " + lvar + " = " + svar + ".length; " + ivar + " < " + lvar + "; " + stepPart);
}
}
sourcePart = (rvar ? ("" + (rvar) + " = []; ") : '') + sourcePart;
sourcePart = sourcePart ? ("" + (this.tab) + (sourcePart) + "\n" + (this.tab)) : this.tab;
sourcePart = (rvar ? ("" + rvar + " = []; ") : '') + sourcePart;
sourcePart = sourcePart ? ("" + this.tab + sourcePart + "\n" + this.tab) : this.tab;
returnResult = this.compileReturnValue(rvar, o);
if (!(topLevel)) {
body = PushNode.wrap(rvar, body);
@ -1661,32 +1661,32 @@
}
if (codeInBody) {
if (range) {
body.unshift(literal("var " + (name) + " = " + (ivar)));
body.unshift(literal("var " + name + " = " + ivar));
}
if (namePart) {
body.unshift(literal("var " + (namePart)));
body.unshift(literal("var " + namePart));
}
if (index) {
body.unshift(literal("var " + (index) + " = " + (ivar)));
body.unshift(literal("var " + index + " = " + ivar));
}
body = ClosureNode.wrap(body, true);
} else {
if (namePart) {
varPart = ("" + (idt1) + (namePart) + ";\n");
varPart = ("" + idt1 + namePart + ";\n");
}
}
if (this.object) {
forPart = ("" + (ivar) + " in " + (svar));
forPart = ("" + ivar + " in " + svar);
if (!(this.raw)) {
guardPart = ("\n" + (idt1) + "if (!" + (utility('hasProp')) + ".call(" + (svar) + ", " + (ivar) + ")) continue;");
guardPart = ("\n" + idt1 + "if (!" + (utility('hasProp')) + ".call(" + svar + ", " + ivar + ")) continue;");
}
}
body = body.compile(merge(o, {
indent: idt1,
top: true
}));
vars = range ? name : ("" + (name) + ", " + (ivar));
return "" + (sourcePart) + "for (" + (forPart) + ") {" + (guardPart) + "\n" + (varPart) + (body) + "\n" + (this.tab) + "}" + (returnResult);
vars = range ? name : ("" + name + ", " + ivar);
return "" + sourcePart + "for (" + forPart + ") {" + guardPart + "\n" + varPart + body + "\n" + this.tab + "}" + returnResult;
};
return ForNode;
})();
@ -1720,7 +1720,7 @@
var _i, _j, _len, _len2, _ref2, _ref3, block, code, condition, conditions, exprs, idt, pair;
idt = (o.indent = this.idt(2));
o.top = true;
code = ("" + (this.tab) + "switch (" + (this.subject.compile(o)) + ") {");
code = ("" + this.tab + "switch (" + (this.subject.compile(o)) + ") {");
_ref2 = this.cases;
for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
pair = _ref2[_i];
@ -1736,13 +1736,13 @@
}
code += ("\n" + (block.compile(o)));
if (!(last(exprs) instanceof ReturnNode)) {
code += ("\n" + (idt) + "break;");
code += ("\n" + idt + "break;");
}
}
if (this.otherwise) {
code += ("\n" + (this.idt(1)) + "default:\n" + (this.otherwise.compile(o)));
}
code += ("\n" + (this.tab) + "}");
code += ("\n" + this.tab + "}");
return code;
};
return SwitchNode;
@ -1828,15 +1828,15 @@
ifDent = child || (top && !this.isStatement(o)) ? '' : this.idt();
comDent = child ? this.idt() : '';
body = this.body.compile(o);
ifPart = ("" + (ifDent) + "if (" + (this.compileCondition(condO)) + ") {\n" + (body) + "\n" + (this.tab) + "}");
ifPart = ("" + ifDent + "if (" + (this.compileCondition(condO)) + ") {\n" + body + "\n" + this.tab + "}");
if (!(this.elseBody)) {
return ifPart;
}
elsePart = this.isChain ? ' else ' + this.elseBodyNode().compile(merge(o, {
indent: this.idt(),
chainChild: true
})) : (" else {\n" + (this.elseBody.compile(o)) + "\n" + (this.tab) + "}");
return "" + (ifPart) + (elsePart);
})) : (" else {\n" + (this.elseBody.compile(o)) + "\n" + this.tab + "}");
return "" + ifPart + elsePart;
};
IfNode.prototype.compileTernary = function(o) {
var code, elsePart, ifPart;
@ -1846,8 +1846,8 @@
}
ifPart = this.condition.compile(o) + ' ? ' + this.bodyNode().compile(o);
elsePart = this.elseBody ? this.elseBodyNode().compile(o) : 'undefined';
code = ("" + (ifPart) + " : " + (elsePart));
return this.tags.operation ? ("(" + (code) + ")") : code;
code = ("" + ifPart + " : " + elsePart);
return this.tags.operation ? ("(" + code + ")") : code;
};
return IfNode;
})();
@ -1904,7 +1904,7 @@
};
utility = function(name) {
var ref;
ref = ("__" + (name));
ref = ("__" + name);
Scope.root.assign(ref, UTILITIES[name]);
return ref;
};

4
lib/optparse.js
View File

@ -27,7 +27,7 @@
}
}
if (isOption && !matchedRule) {
throw new Error("unrecognized option: " + (arg));
throw new Error("unrecognized option: " + arg);
}
if (!isOption) {
options.arguments = args.slice(i, args.length);
@ -40,7 +40,7 @@
var _i, _len, _ref, letPart, lines, rule, spaces;
lines = ['Available options:'];
if (this.banner) {
lines.unshift("" + (this.banner) + "\n");
lines.unshift("" + this.banner + "\n");
}
_ref = this.rules;
for (_i = 0, _len = _ref.length; _i < _len; _i++) {

2
lib/scope.js
View File

@ -116,7 +116,7 @@
if (!__hasProp.call(_ref2, key)) continue;
val = _ref2[key];
if (val.assigned) {
_result.push("" + (key) + " = " + (val.value));
_result.push("" + key + " = " + (val.value));
}
}
return _result;

83
src/lexer.coffee
View File

@ -171,26 +171,14 @@ exports.Lexer = class Lexer
# Matches regular expression literals. Lexing regular expressions is difficult
# to distinguish from division, so we borrow some basic heuristics from
# JavaScript and Ruby, borrow slash balancing from `@balancedString`, and
# borrow interpolation from `@interpolateString`.
# JavaScript and Ruby.
regexToken: ->
return false if @chunk.charAt(0) isnt '/'
return @heregexToken match if match = HEREGEX.exec @chunk
return false unless first = REGEX_START.exec @chunk
return false if first[1] is ' ' and @tag() not in ['CALL_START', '=']
return false if include NOT_REGEX, @tag()
return false unless regex = @balancedString @chunk, [['/', '/']]
return false unless end = @chunk[regex.length..].match REGEX_END
flags = end[0]
if ~regex.indexOf '#{'
str = regex.slice 1, -1
@tokens.push ['IDENTIFIER', 'RegExp'], ['CALL_START', '(']
@interpolateString "\"#{str}\"", regex: yes
@tokens.push [',', ','], ['STRING', "\"#{flags}\""] if flags
@tokens.push ['CALL_END', ')']
else
@token 'REGEX', regex + flags
@i += regex.length + flags.length
return false unless match = REGEX.exec @chunk
@token 'REGEX', match[0]
@i += match[0].length
true
# Matches experimental, multiline and extended regular expression literals.
@ -199,11 +187,21 @@ exports.Lexer = class Lexer
@i += heregex.length
unless ~body.indexOf '#{'
re = body.replace(HEREGEX_OMIT, '').replace(/\//g, '\\/')
@token 'REGEX', "/#{ re or '(?:)' }/#{flags}"
@token 'REGEX', "/#{ re or '(?:)' }/#{flags}"
return true
@token 'IDENTIFIER', 'RegExp'
@tokens.push ['CALL_START', '(']
@interpolateString "\"#{body}\"", regex: yes, heregex: yes
tokens = []
for [tag, value] in @interpolateString('"' + body + '"', regex: yes)
if tag is 'TOKENS'
tokens.push value...
else
continue unless value = value.slice(1, -1).replace HEREGEX_OMIT, ''
tokens.push ['STRING', '"' + value.replace(/[\\\"]/g, '\\$&') + '"']
tokens.push ['+', '+']
tokens.pop()
@tokens.push ['STRING', '""'], ['+', '+'] unless tokens[0]?[0] is 'STRING'
@tokens.push tokens...
@tokens.push [',', ','], ['STRING', '"' + flags + '"'] if flags
@tokens.push ['CALL_END', ')']
true
@ -355,12 +353,12 @@ exports.Lexer = class Lexer
while (match = HEREDOC_INDENT.exec doc)
attempt = match[1]
indent = attempt if indent is null or 0 < attempt.length < indent.length
doc = doc.replace /\n#{ indent }/g, '\n' if indent
doc = doc.replace /// \n #{indent} ///g, '\n' if indent
return doc if herecomment
{quote} = options
doc = doc.replace /^\n/, ''
doc = doc.replace /\\([\s\S])/g, (m, c) -> if c in ['\n', quote] then c else m
doc = doc.replace /#{quote}/g, '\\$&'
doc = doc.replace /// #{quote} ///g, '\\$&'
doc = @escapeLines doc, yes if quote is "'"
doc
@ -398,7 +396,6 @@ exports.Lexer = class Lexer
# interpolations within strings, ad infinitum.
balancedString: (str, delimited, options) ->
options or= {}
slash = delimited[0][0] is '/'
levels = []
i = 0
slen = str.length
@ -417,10 +414,9 @@ exports.Lexer = class Lexer
levels.push(pair)
i += open.length - 1
break
break if not levels.length or slash and str.charAt(i) is '\n'
break if not levels.length
i += 1
if levels.length
return false if slash
throw new Error "SyntaxError: Unterminated #{levels.pop()[0]} starting on line #{@line + 1}"
if not i then false else str[0...i]
@ -446,37 +442,28 @@ exports.Lexer = class Lexer
unless char is '#' and str.charAt(i+1) is '{' and
(expr = @balancedString str[i+1..], [['{', '}']])
continue
if pi < i
tokens.push ['STRING', '"' + @escapeLines(str[pi...i], heredoc) + '"']
tokens.push ['STRING', '"' + str[pi...i] + '"'] if pi < i
inner = expr.slice(1, -1).replace(LEADING_SPACES, '').replace(TRAILING_SPACES, '')
if inner.length
inner = inner.replace /\\\"/g, '"' if heredoc
nested = lexer.tokenize "(#{inner})", line: @line
nested = lexer.tokenize "(#{inner}\n)", line: @line
(tok[0] = ')') for tok in nested when tok[0] is 'CALL_END'
nested.pop()
if nested.length < 5 then nested.pop(); nested.shift()
tokens.push ['TOKENS', nested]
else
tokens.push ['STRING', '""']
i += expr.length
pi = i + 1
if i > pi < str.length - 1
s = @escapeLines str.slice(pi, -1), heredoc
tokens.push ['STRING', '"' + s + '"']
tokens.unshift ['STRING', '""'] unless tokens[0][0] is 'STRING'
interpolated = not regex and tokens.length > 1
tokens.push ['STRING', '"' + str.slice pi] if i > pi < str.length - 1
return tokens if regex
interpolated = tokens.length > 1
tokens.unshift ['STRING', '""'] unless tokens[0]?[0] is 'STRING'
@token '(', '(' if interpolated
{push} = tokens
for [tag, value], i in tokens
@token '+', '+' if i
if tag is 'TOKENS'
push.apply @tokens, value
continue
if regex
value = value.slice 1, -1
value = value.replace /[\\\"]/g, '\\$&'
value = value.replace HEREGEX_OMIT, '' if options.heregex
value = '"' + value + '"'
@token tag, value
@tokens.push value...
else
@token tag, @escapeLines value, heredoc
@token ')', ')' if interpolated
tokens
@ -558,10 +545,14 @@ SIMPLESTR = /^'[^\\']*(?:\\.[^\\']*)*'/
JSTOKEN = /^`[^\\`]*(?:\\.[^\\`]*)*`/
# Regex-matching-regexes.
REGEX_START = /^\/([^\/])/
REGEX_END = /^[imgy]{0,4}(?![a-zA-Z])/
REGEX_ESCAPE = /\\[^#]/g
REGEX = /// ^
/ (?!\s) # disallow leading whitespace
(?: [^ [ / \n \\ ]+ # every other things
| \\. # anything escaped
| \[ ( [^\\\]]+ | \\. )* ] # character class
)+
/ [imgy]{0,4} (?![A-Za-z])
///
HEREGEX = /^\/{3}([\s\S]+?)\/{3}([imgy]{0,4})(?![A-Za-z])/
HEREGEX_OMIT = /\s+(?:#.*)?/g

20
test/test_regexp_interpolation.coffee
View File

@ -1,20 +0,0 @@
# Interpolate regular expressions.
name = 'Moe'
ok not not '"Moe"'.match(/^"#{name}"$/i)
ok '"Moe!"'.match(/^"#{name}"$/i) is null
ok not not 'Moe'.match(/^#{name}$/)
ok 'Moe!'.match(/^#{name}/)
ok 'Moe!'.match(/#{"#{"#{"#{name}"}"}"}/imgy)
ok '$a$b$c'.match(/\$A\$B\$C/i)
a = 1
b = 2
c = 3
ok '123'.match(/#{a}#{b}#{c}/i)
[a, b, c] = [1, 2, /\d+/]
ok (/#{a}#{b}#{c}$/i).toString() is '/12/\\d+/$/i'

10
test/test_regexps.coffee
View File

@ -12,7 +12,7 @@ g = 1
ok y / x/g is 2
ok 'http://google.com'.match(/:\/\/goog/)
ok /:\/[/]goog/.test 'http://google.com'
obj = {
width: -> 10
@ -20,11 +20,6 @@ obj = {
}
id = 2
ok ' '.match(/ /)[0] is ' '
regexp = / /
ok ' '.match regexp
ok (obj.width()/id - obj.height()/id) is -5
eq /^I'm\s+Heregex?\/\/\//gim + '', ///
@ -32,8 +27,9 @@ eq /^I'm\s+Heregex?\/\/\//gim + '', ///
///gim + ''
eq '\\\\#{}', ///
#{
"#{ '\\' }"
"#{ '\\' }" # normal comment
}
# regex comment
\#{}
///.source
eq /// /// + '', '/(?:)/'